The present invention relates to furnishing for open office spaces and the like, and in particular to a plurality of connectors and accessories for post and beam furniture systems.
Portable partition systems for open office space and other similar settings are well known in the art. Individual partition panels are interconnected in different configurations to form separate offices, workstations, and/or work settings. The particular panels are extremely durable and can be readily disassembled and reassembled into alternative configurations to meet the ever-changing needs of the user. Examples of such partition systems are provided in U.S. Pat. Nos. 3,822,146; 3,831,330; and 4,144,920, which are owned by Steelcase Development Corporation, the assignee of the present application.
Post and beam furniture systems have also been developed to divide open office plans three-dimensionally into individual workstations and/or work settings. Examples of such furniture systems are provided in U.S. Pat. Nos. 6,003,275; 5,950,371; and 5,899,025, which are also owned by Steelcase Development Corporation, the assignee of the present application.
One aspect of the present invention is to provide in a post and beam furniture system of the type having a plurality of overhead beams, each having a longitudinally-extending first channel and a longitudinally-extending second channel, and a plurality of vertical posts each having a lower portion thereof adapted to be abuttingly supported on a floor surface of the open office space, an upper portion thereof adapted to be connected with an associated one of the beams, and at least one longitudinally-extending T-shaped channel, the improvement of a connector assembly comprising a first L-shaped bracket having a body portion and an end portion extending substantially orthogonal to the body portion, wherein the body portion of the first bracket is mounted in the first channel of an associated one of the beams, and a second L-shaped bracket having a body portion and an end portion extending substantially orthogonal to the body portion, and wherein the body portion of the second bracket is mounted in the second channel of the one beam. The connector assembly also comprising a first T-shaped connector having a body portion and a pair of flanges extending outwardly from the body portion of the first connector, wherein the flanges of the first connector are mounted in the channel of an associated one of the posts, and wherein the first connector is connected with the first bracket, thereby connecting the one beam with the one post at a first location, and a second T-shaped connector having a body portion and a pair of flanges extending outwardly from the body portion of the second connector, wherein the flanges of the second connector are mounted in the channel of the one post, and wherein the second connector is connected with second bracket, thereby connecting the one beam with the one post at a second location.
Another aspect of the present invention is to provide in a post and beam furniture system of the type having a plurality of overhead beams, and a plurality of vertical posts each having a lower portion thereof adapted to be abuttingly supported on a floor surface of an open office space, an upper portion thereof adapted to be connected with an associated one of the beams, and a longitudinally-extending channel, the improvement of a positioning clip that comprises a body section having a first end and a second end, wherein the body section is mounted in the channel of an associated one of the posts, and an engagement portion located at the first end of the body section and engaging the one post. The positioning clip also comprises a support portion located at the second end of the body section, received within the channel of the one post, and supporting a partition connector thereon prior to assembly of an associated one of the beams with the one post.
Yet another aspect of the present invention is to provide in a post and beam furniture system of the type having a plurality of overhead beams, and a plurality of vertical posts each having a lower portion thereof adapted to be abuttingly supported on a floor surface of an open office space, an upper portion thereof adapted to be connected with an associated one of the beams, and a longitudinally-extending T-shaped channel, the improvement of a connector that comprises a substantially rectangular body portion having a first end and a second end, and a pair of outwardly-extending flanges located at the end of the body portion, wherein each flange has a distal end, an outer surface located away from the body portion, and an inner surface juxtaposed across the flange from the outer surface, and wherein each flange also has a shoulder extending outwardly from the inner surface. The body portion and flanges of the connector cooperate to define a substantial T-shape and are mounted in the channel of an associated one of the posts. The shoulder of each flange is received within a corresponding groove within the channel of the one post. The second end of the body is connected to an associated one of the beams.
Yet another aspect of the present invention is to provide in a post and beam furniture system of the type having a plurality of overhead beams, and a plurality of vertical posts each having a lower portion thereof adapted to be abuttingly supported on a worksurface of an open office space, an upper portion thereof adapted to be connected with an associated one of the beams, and a longitudinally-extending T-shaped channel, the improvement of a connector that comprises a pair of end walls, and a pair of side walls, wherein the end walls and the side walls cooperate to define a substantially parallelogram-shaped body received within the channel of an associated one of the posts, and wherein the body is rotatable within the channel of the one post until the end walls of the body abut a pair of interior walls within the channel of the one post. The connector also comprises a first surface, and a second surface juxtaposed from the first surface and having a raised center portion, wherein the center portion is defined by a pair of engagement walls that extend outwardly from the second surface and substantially parallel to the end walls, the engagement walls abut a neck portion of a channel of the one post when the end walls abut the interior walls of the channel of the one post, and wherein the center portion of the second surface is connected to an associated one of the beams, thereby connecting the one beam with the one post.
Still yet another aspect of the present invention is to provide in a post and beam furniture system of the type having a plurality of horizontally-extending beams each having a longitudinally-extending channel, and a plurality of vertical posts each adapted to be abuttingly supported on a floor surface of an open office space and connected with an associated one of the beams, and having a longitudinally-extending channel, the improvement of a panel system that comprises a flexible sheet member having a first end and a second end. The panel system also comprises a first bracket assembly connected to the first end of the sheet member and mounted in the channel of an associated one of the beams, and a second bracket assembly that includes an elastically-deformable cord extending laterally across the second end of the flexible sheet and connected thereto, wherein the cord includes a first end a second end mounted in the channels of an associated pair of the posts. The first bracket assembly and the second bracket assembly engage the channels of the one beam and the pair of posts, respectively, and cooperate to resiliently retain the sheet member in a substantially planar condition.
Yet another aspect of the present invention is to provide in a post and beam furniture system of the type having a plurality of horizontally-extending beams each having a longitudinally-extending T-shaped channel, and a plurality of vertical posts each adapted to be abuttingly supported on a floor surface of an open office space, and adapted to be connected with the beams, the improvement of a wire manager that comprises at least one engagement clip having a T-shaped first portion mounted in the channel of an associated one of the beams, and a second portion that includes a first segment of a coupler, and a U-shaped utility tube that defines an interior space therein, and that includes a second segment of the coupler, wherein the first and second segments of the coupler are snappingly coupled.
Yet another aspect of the present invention is to provide in a post and beam furniture system of the type having a plurality of overhead beams, a plurality of vertical posts each having a lower portion thereof adapted to be abuttingly supported on a floor surface of an open office space, an upper portion thereof adapted to be connected with an associated one of the beams, a first longitudinally-extending channel, and a second longitudinally-extending channel, the improvement of a wire manager that comprises a first bracket engaged with the first channel of an associated one of the posts, and a second bracket engaged with the second channel of the one post, and interlocking with the first bracket, thereby biasing the first and second brackets into frictional engagement with the one post. The wire manager also comprises a utility tube defining a longitudinally-extending interior, and that is connected with the first and second brackets, thereby supporting the utility tube from the one post.
Still yet another aspect of the present invention is to provide in a post and beam furniture system of the type having a plurality of horizontally-extending beams at least some of which having a first channel extending longitudinally along a side surface thereof and a second channel extending longitudinally along a bottom surface thereof, and a plurality of vertical posts each adapted to be supported on a floor surface of an open space and connected with the beams, the improvement of a wire manager that comprises a worksurface, and at least one supporting bracket assembly that includes a first engagement member that engages the first channel of an associated one of the beams, and a second engagement member that engages the second channel of the one beam, and an outwardly-extending support arm connected to the worksurface supporting the worksurface from the one beam.
Yet another aspect of the present invention is to provide in a post and beam furniture system of the type having a plurality of horizontally-extending beams at least some of which having a T-shaped first channel extending longitudinally along a top surface thereof and a T-shaped second channel extending longitudinally along a side surface thereof, and a plurality of vertical posts adapted to be abuttingly supported on a floor surface of the open office plan and connected with the beams, the improvement of a worksurface assembly that comprises a worksurface, and at least one supporting bracket that includes a first engagement member that engages the first channel of an associated one of the beams, a second engagement member that engages the second channel of the one beam, and an outwardly-extending support arm connected to the support surface and supporting the worksurface thereon.
Another aspect of the present invention is to provide in a post and beam furniture system of the type having a plurality of overhead beams, and a plurality of vertical posts each having a lower portion thereof adapted to be abuttingly supported on a floor surface of an open office space, and an upper portion thereof adapted to be connected with an associated one of the overhead beams, the improvement of a swivel support assembly that comprises an annularly-shaped puck having a flat bottom surface adapted to be abuttingly supported on the floor surface, an upper surface, and a side edge beveled outwardly from the upper surface to the bottom surface, wherein the beveled side edge provides a bearing surface. The swivel support assembly also comprises a generally circular foot plate that includes an upper surface and a downwardly facing frusto-conical surface shaped to closely receive the beveled side edge of the puck, wherein the foot plate is operably connected to an associated one of the posts and permits the post to be laterally adjusted with respect to an associated one of the beams.
Still yet another aspect of the present invention is to provide a post and beam furniture system of the type having a plurality of horizontally-extending beams, and a plurality of vertical posts each having a lower portion thereof adapted to be abuttingly supported on a worksurface of an open office space, and an upper portion thereof adapted to be connected with an associated one of the beams, wherein at least a select one of the beams and posts includes a longitudinally-extending T-shaped channel, the improvement including a universal utility hanger that comprises a body that includes a first portion that is generally hook-shaped having a circular central aperture that communicates with an outwardly-extending slot, a second portion that is generally T-shaped having a generally cylindrical neck, and a pair of flanges extending outwardly from the neck and forming a generally T-shape therewith, wherein the flanges are slidingly received within the longitudinally-extending T-shaped channel, and a third portion located between the first and second portions that is generally disk-shaped, and includes an exterior thread. The hanger also comprises a detachable ring having a generally annular shape and that includes an interior thread, wherein the detachable ring is threadably mated with the third portion of the body and contacts an outer surface of the channel.
For purposes of description herein, the terms “upper,” “lower,” “right,” “left,” “rear,” “front,” “vertical,” “horizontal,” and derivatives thereof shall relate to the invention as oriented in
The reference numeral 10 (
The posts 16 associated with the illustrated post and beam furniture system 10 are provided in T, X, L, and Y configurations, wherein each projecting leg or flange 24 of each post 16 includes a T-shaped channel. For example, a post 16 having an X-shaped configuration is illustrated in
Each overhead beam 14 (
Each mid-height beam 18 associated with the illustrated post and beam furniture system 10 includes an upper face 40, a lower face 42, and side faces 44. Upper face 40 of each mid-height beam 18 incorporates a T-shaped channel 46 along the entire length thereof, while each lower face 42 incorporates a T-shaped channel 48 along the entire length thereof. Each of the T-shaped channels 36 and 38 includes a narrowed neck portion 49 providing access to an enlarged interior portion 51 partially defined by an inner channel wall 53 and side walls 57. Each inner channel wall 53 includes a longitudinally-extending, distally located groove 55. Each side face 44 of each mid-height beam 18 incorporates a T-shaped channel 50 extending along the entire length thereof that are juxtaposed across mid-height beam 18. Each of the T-shaped channels 46, 48 and 50 of mid-height beam 18 includes a narrowed neck portion 61 providing access to an enlarged interior portion 63. Each of the channels 36, 38, 48 and 50 have a T-shaped lateral cross-sectional configuration which is adapted to detachably receive and capture mating fasteners and connectors therein, such as those discussed below.
The reference numeral 52 (
The connector 59 (
In assembly, upper bracket assembly 54 and lower bracket assembly 56 extend within channel 28 of post 16 and channels 36 and 38 of overhead beam 14 and are connected thereto, thereby connecting overhead beam 14 with post 16. Specifically, bracket 58 of upper bracket assembly 54 is positioned within upper channel 36 of beam 14 such that shoulder 74 of bracket 58 of upper bracket assembly 54 is positioned within a cylindrically-shaped recess 94 (
In an alternative embodiment, as shown in
A positioning clip 102 (
In assembly, head 80 of connector 59 of upper bracket assembly 54 is placed proximate body section 104 of positioning clip 102 such that head 80 of connector 59 rests upon support portion 118 of hooks 116 and engagement portion 120 of each hook 116 engages notches 90 of head 80. The assembly of beam 14, upper bracket assembly 54 and lower bracket assembly 56 is then aligned with post 16 by vertically sliding head 80 of connector 59 of both the upper bracket assembly 54 and lower bracket assembly 56 along inner portion 31 of channel 28 until hook 114 of engagement portion 110 of positioning clip 102 rests upon an upper surface 124 of post 16. Positioning clip 102 supports beam 14, upper bracket assembly 54 and lower bracket assembly 56 until bolts 96 of upper bracket assembly 54 and lower bracket assembly 56 are tightened therein, thereby assuring proper vertical alignment of beam 14 along post 16 during assembly.
In an alternative embodiment, the connector 59 of upper bracket assembly 54 and lower bracket assembly 56 is replaced by a T-nut 126 (
The assembly of the overhead beam 14 (
As best illustrated in
The furniture system 10 further includes a panel assembly 148 (
Alternatively, upper end 152 of sheet member 150 is wrapped about a laterally extending rod 169, which is received between legs 168 of upper resilient member 156, thereby ensuring that upper end 152 of sheet member 150 is securely connected with upper resilient member 156. As above, lower end 154 of sheet member 152 may be connected with lower resilient member 158 in like manner.
Panel assembly 148 also includes an upper bracket assembly that includes a first upper connector assembly 172 and a second upper connector assembly 174 juxtaposed along upper resilient member 156 and adapted to suspend panel assembly 148 from overhead beam 14. As first upper connector 172 and second upper connector assembly 174 are substantially similar, a description of first upper connector assembly 172 should be considered descriptive of upper connector assemblies 172 and 174. First upper connector assembly 172 includes an end cap 176 (
The first upper connector assembly 172 further includes a connector 194 (
The connector 194 also includes a disk-shaped portion 222 disposed between neck 198 and body portion 196 and extending outwardly therefrom. Disk-shaped portion 222 has a threaded outer surface 224. Connector 194 further includes a ring-shaped locking ring 226 having a centrally-located threaded aperture 228 that is adapted to threadably receive disk-shaped portion 222 therein. Locking ring 226 is partially defined by a cylindrically-shaped outer surface 230 having a plurality of outwardly-extending dimples 232 spaced circumferentially thereabout, and a radially extending contact surface 231.
In assembly, upper end 152 of sheet member 150 is pressed between flexible legs 168 of upper resilient member 156. Stud portion 178 of each end cap 176 is pressed within passage 166 at ends 160 of upper resilient member 156 such that ribs 180 of each end cap 176 are frictionally held within the passage 166 and upper portion 186 of planar section 184 of each end cap 176 abuts an end 160 of upper resilient member 156. The connector 194 of connector assemblies 172 and 174 are connected with lower channel 38 of beam 16 by aligning side walls 214 of head 202 of each connector 194 with channel 38, moving each connector 194 vertically until neck portion 198 of each connector 194 is horizontally aligned with neck portion 39 of channel 38 and head 202 is located within inner portion 41 of channel 38, and rotating each connector 194 until end walls 212 of head 202 of each connector 194 contacts inner walls 47 of channel 38. The locking ring 226 of each connector 194 is then threaded along disk-shaped portion 222 until contact surface 231 of each ring 226 abuts bottom face 32 of beam 16, thereby forcing inner surface 218 and shoulder 220a of each connector 194 into frictional engagement with inner channel wall 43 and grooves 45 of channel 38, respectively.
The lower bracket assembly of panel assembly 148 (
In assembly, lower end 254 of sheet member 250 is pressed between flexible legs 268 of lower resilient member 258, and cord 233 is placed within passage 266 of lower resilient member 258. Connector 240 of each connector assembly 236 and 238 is then connected with cord 233 by threading the ends of cord 233 through aperture 256 of connector 240 and connecting end caps 234 to the ends of cord 233, thereby preventing each connector 240 from being removed from about cord 233. First lower connector assembly 236 is connected with a first post 16 by aligning side walls 254 of head 250 of connector 240 with neck portion 29 of channel 28, moving the connector 240 horizontally until head 250 of connector 240 is located within inner portion 31 of channel 28 and neck portion 246 of connector 240 is laterally aligned with neck 29 of channel 28, and rotating connector 240 until end walls 252 of connector 240 contact inner wall 37 of channel 28. Locking ring 258 is then threaded upon inner portion 242 of connector 240 until contact surface 262 of locking ring 258 abuts end face 26 of flange 24 of post 16, thereby drawing inner surface 253 and shoulders 255 of head 250 into frictional engagement with inner channel surface 33 and grooves 35 of channel 28, respectively. Second lower connector assembly 238 is connected with a channel 28 of a post 16 extending along an opposite side of panel assembly 148 in similar fashion to that of first lower connector assembly 236. Upper connector assemblies 172 and 174, lower connector assemblies 236 and 238 and elastically-deformable cord 233 cooperate to maintain flexible sheet member 150 in a substantially planar state.
The furniture system 10 further includes a horizontally-extending wire manager 268 (
The utility tube 72 of wire manager 68 includes a body portion 308 having a substantially oval-shaped cross-sectional geometry defining a central passage 310 therein, and terminates in a pair of upwardly extending legs 312 extending longitudinally along an upper portion of body portion 308. Body portion 308 is provided with a ribbed inner surface 314. Each leg 312 includes an outwardly-extending tooth 316 extending longitudinally along utility tube 272. Utility tube 272 is preferably extruded from a translucent plastic, however other materials and processes may be substituted therefor.
In assembly, a plurality of clips 270 are connected with beam 18 and utility tube 272 is then connected therewith. Specifically, each clip 270 is connected with beam 18 by aligning side walls 302 of head 294 with channel 48 of beam 18, moving clip 270 vertically until head 294 of clip 270 is located within inner portion 51 of channel 48 and neck portion 292 of clip 270 is vertically aligned with neck 49 of channel 48, and rotating clip 270 until end walls 300 of head 294 contact inner walls 57 of channel 48. Utility tube 272 is then connected with clips 270 by pressing legs 312 of utility tube 272 in between outer legs 276 and inner leg 278 of each clip 270, thereby causing outer legs 276 to flex outwardly and teeth 316 of utility tube 272 to engage teeth 284 of each clip 270. Curved ends 282 of outer legs 276 of clips 270 are configured to provide a gap between outer legs 276 and utility tube 272, thereby providing a finger space therebetween and allowing an operator to easily disconnect utility tube 272 from clips 280 by flexing end 282 of each outer leg 267 outwardly and disengaging utility tube 272 from each clip 270.
The furniture system 10 further includes a vertically extending wire manager 320 (
The wire manager 320 further includes a two-piece utility tube 350 that includes an elongated U-shaped first portion 352 and an elongated U-shaped second portion 354 that is snappably engaged with first portion 352. First portion 352 includes a planar base 356 and two pairs of outwardly-extending fingers each including an inner finger 358 and an outer finger 360. Inner finger 358 includes a longitudinally-extending tooth or barb 362, while finger 360 includes a longitudinally-extending engagement tooth or barb 364 that cooperates with tooth 362 to retain second portion 354 of utility tube 350 as inner finger 358 and outer finger 360 are each flexibly resilient. Base 356 of first portion 352 includes a plurality of oval-shaped apertures 357 (
In assembly, first end 326 of first bracket 322 is inserted into channel 323, first end 338 of second bracket 324 is inserted into channel 325, and second end 344 of second bracket 324 is pressed inwardly until hook 346 of second bracket 324 is received within aperture 334 of first bracket 322, thereby connecting second bracket 324 with first bracket 322. As second end 344 of second bracket 324 is pressed inwardly, second end 328 contacts second bracket 324 at a point along the length thereof and first and second brackets 322 and 324 are forced to longitudinally flex, thereby forcing a frictional engagement of first and second brackets 322 and 324 with post 16. First portion 352 of utility tube 350 is then positioned such that apertures 357 of first portion 352 concentrically align with corresponding apertures 336 and 348, and a mechanical fastener 370 is extended through apertures 357, 336 and 348, thereby fastening first portion 352 of utility tube 350 with first and second brackets 322 and 324. Although the mechanical fastener 370 in the illustrated example includes a Christmas tree-type fastener, other fasteners suitable for such application may be utilized. Second portion 354 of utility tube 350 is then snappably connected with first portion 352 by snappingly engaging tabs 366 between corresponding pairs of fingers 358 and 360.
The reference numeral 320a (
The furniture system 10 further includes a vertically adjustable worksurface assembly 372 (
Each clamp-on bracket 382 (
Clamp-on bracket 383 also includes a jaw 384 (
In assembly, worksurface 374 is operably connected to jaw 384 of each bracket assembly 380 via bolts 426. Engagement tab 386 of each clamp-on bracket 382 is then mounted within channel 50 of beam 18, while connector assembly 394 is mounted within channel 48 of beam 18. Specifically, the T-nut 400 of connector assembly 396 is mounted within channel 48 by aligning T-nut 400 with channel 48, inserting T-nut 400 into interior portion 51 of channel 48, and rotating T-nut 400 until the end walls thereof contact interior walls 57 of channel 48, in similar fashion to T-nut 126 of connector assembly 52 as described above.
The furniture system 10 further includes a transactional worksurface assembly 430 (
Worksurface assembly 430 further includes an elongated tray 476 (
In assembly, horizontal portion 440 of each bracket 438 is operably connected with bottom surface 436 of worksurface 432 by a pair of connector brackets 468 each having a hat-shaped shoulder 470 that mates with shoulders 456 of horizontal portion 440, and a pair of apertures 472 that receive mechanical fasteners such as bolts 474 therein which fasten to worksurface 432. Worksurface assembly 430 is assembled such that tab 486 of tray 476 is trapped between bracket 438 and worksurface 432 with groove 453 of horizontal portion 440. Hook 462 is then mounted within top channel 46 of beam 18 and T-nut 458 is mounted within side channel 50 of beam 18 similar to T-nut 400 of worksurface 372 within bottom channel 48 of beam 18. Hook 484 of tray 476 is also located within upper channel 46 of beam 18.
In an alternative embodiment, leg 390 of each hang-on bracket 382 is shortened to allow for back-to-back placement of a pair of worksurface assemblies 372 along beam 18. Specifically, leg 382 is shortened and includes a laterally extending oval-shaped aperture 401 and a semicircular aperture 403 communicating with the end thereof. A hat-shaped bracket 405 has a planar body portion 407 and a pair of orthogonally extending flanges 409 is used to tie leg 309 of each hang-on bracket 382 together by inserting flanges 409 into apertures 401, and then retaining bracket 405 on place via bolt 394 that extends through an aperture 411 centrally-located within body portion 407 of bracket 405 and apertures 403 of the associated brackets 382.
The furniture system 10 further includes a swivel support assembly 490 (
The puck 492 of swivel support assembly 490 further includes an inner structural ring 508, an outer structural ring 510, and a plurality of structural support ribs 512 extending between inner ring 508 and outer ring 510 and defining a plurality of material saving voids 514 therebetween. The foot plate 500 also includes a structural inner ring 516, a structural outer ring 518 and a plurality of ribs 520 extending between inner ring 516 and outer ring 518 and defining a plurality of material saving voids 522 therebetween. Foot plate 500 further includes a plurality of apertures 524 adapted to receive a plurality of mechanical fasteners therein for connecting foot plate 500 with post 516 as described below, and a plurality of circumferentially-spaced apertures 526 adapted to receive mechanical fasteners therein for operably connecting foot plate 500 with floor 21.,
In assembly, foot plate 500 is operably connected to an end post 16 by a plurality of mechanical fasteners such as bolts 526 that extend upwardly through apertures 524 and are received within a plurality of apertures (not shown) located within post 16. The assembly of foot plate 500 and post 16 is then placed upon puck 492 such that frusto-conical surface 506 of foot plate 500 contacts beveled side edge 498 of puck 492, thereby creating a bearing surface therebetween and allowing post 16 to be adjusted in a full 360° of lateral directions and adjusted with respect to overhead beam 14 assisting in the alignment therebetween. Subsequent to assembly of post 16 with beam 14, puck 492 is removed from beneath foot plate 500, thereby allowing bottom surface 504 of foot plate 500 to rest upon floor surface 21. A plurality of mechanical fasteners such as bolts 528 are then placed within apertures 526 of foot plate 500 and operably connect the assembly of post 16 and foot plate 500 with floor surface 21.
The furniture assembly 10 further includes a universal utility hanger 530 (
Hanger 530 also includes a disk-shaped portion 554 disposed between neck 538 and body 532 and extending outwardly therefrom. Disk-shaped portion 554 has a threaded outer surface 556. Hanger 530 further includes a ring-shaped locking ring 558 having a centrally-located threaded aperture 560 that is adapted to threadably receive disk-shaped portion 554 therein. Locking ring 558 is partially defined by a cylindrically-shaped outer surface 562 having a plurality of outwardly-extending dimples 564 spaced circumferentially thereabout, and a radially extending contact surface 566.
In assembly, hanger 530 is mounted within channel 38 of beam 16 by aligning side walls 546 of head 542 with neck portion 39 of channel 38, moving hanger 530 vertically until neck portion 538 of hanger 530 is horizontally-aligned with neck portion 39 of channel 38 and head 542 is located within inner portion 41 of channel 38, and rotating hanger 530 until end walls 544 of head 542 contacts inner walls 47 of channel 38. The locking ring 558 is then threaded along disk-shaped portion 554 until contact surface 566 of ring 558 abuts bottom face 32 of beam 16, thereby forcing inner surface 550 and shoulders 552 into frictional engagement with inner channel wall 43 and grooves 45 of channel 38, respectively.
In the foregoing description, it will be readily appreciated by those skilled in the art that modifications may be made to the invention without departing from the concept disclosed herein. Such modifications are to be considered as included in the following claims, unless these claims by their language expressly state otherwise.
This application is a DIV of Ser. No. 10/087,324 filed Mar. 1, 2002 and now U.S. Pat. No. 6,751,914.
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Number | Date | Country | |
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20040144058 A1 | Jul 2004 | US |
Number | Date | Country | |
---|---|---|---|
Parent | 10087324 | Mar 2002 | US |
Child | 10753663 | US |