Photo display unit

Information

  • Patent Grant
  • 6446376
  • Patent Number
    6,446,376
  • Date Filed
    Tuesday, August 1, 2000
    24 years ago
  • Date Issued
    Tuesday, September 10, 2002
    22 years ago
Abstract
A photo display unit (100) comprising a casing (10) having an open side (12), a lid (20) pivotably connected to the casing (10) for closing and revealing the open side (12), and a stack of frames (30) contained within the casing (10) for holding respective photographs, pictures or the like. Each frame (30) is individually pivotable along its plane into and out of the casing (10) through the open side (12) between a storage position and a display position. A movable selector (70) is provided at the lid (20) for selectively engaging any one of the frames (30) and enabling the lid (20) to pivot the selected frame (30) out of the casing (10).
Description




The present invention relates to a display unit for holding and displaying photographs, pictures, postcards or the like.




SUMMARY OF THE INVENTION




According to the invention, there is provided a photo display unit comprising a casing having an open side, a cover pivotably connected to the casing for closing and revealing the open side, a stack of frames contained within the casing for holding respective photographs, pictures or the like, each said frame being individually pivotable along its plane into and out of the casing through the open side thereof between a storage position and a display position, and a movable selector provided at the cover for selectively engaging any one of the frames and enabling the cover to pivot the selected frame out of the casing.




Preferably, the cover is resiliently biassed by means of a spring towards a position revealing the open side of the casing.




More preferably, the cover is lockable by means of a latch in an alternative position closing the open side of the casing.




It is preferred that the cover and the frames are supported for pivotal movement about a common hinge axis.




In a specific construction, the cover is supported for pivotal movement by a hinge which is formed by an outer cylinder and an inner cylinder received co-axially within the outer cylinder for rotation relative thereto, one of said cylinders being connected with the casing and the other being connected with the cover.




More specifically, the hinge includes an internal torsional coil spring co-acting between the two cylinders to resiliently bias the cover towards a position revealing the open side of the casing.




More specifically, the frames are supported by the hinge for pivotal movement.




Further more specifically, the frames include respective rings, through which the hinge passes to support the frames.




In a preferred embodiment, the casing includes a second open side adjoining the first mentioned open side to give room to the frames for pivoting into and out of the casing.




More preferably, each frame has an open edge portion for the insertion of a photograph, picture or the like, said edge portion being accessible through the second open side of the casing.




It is preferred that each frame has a part for engagement by the selector, and the selector has a projection movable to reach behind the part of a selected frame for engagement therewith to pivot the selected frame out of the casing.




More preferably, the selector is arranged to have a series of stable positions corresponding to the positions of the frames in the casing, which are defined by an internal resilient clicking member.




In a specific construction, the selector is supported by the cover for rotation about an axis substantially perpendicular to the cover.




More specifically, the cover is formed with a side slot, through which the selector is accessible for manual rotation.











BRIEF DESCRIPTION OF DRAWINGS




The invention will now be more particularly described, by way of example only, with reference to the accompanying drawings, in which:





FIG. 1

is a front perspective view of an embodiment of a photo display unit in accordance with the invention, said unit having a lid and a series of internal frames for holding photographs;





FIG. 2

is an exploded front perspective view of the photo display unit of

FIG. 1

;





FIG. 3

is a front perspective view corresponding to

FIG. 1

, showing the lid halfway opened to pivot one of the frames; and





FIG. 4

is a front perspective view corresponding to

FIG. 3

, showing the lid fully opened to reveal the whole of the frame.











DETAILED DESCRIPTION OF PREFERRED EMBODIMENTS




Referring to the drawings, there is shown a photo display unit


100


embodying the invention, which unit


100


comprises a vertical rectangular box-like casing


10


having an oblong open top side


12


, an oblong cover or lid


20


for closing and revealing the top side


12


, and a vertical stack of six photo frames


30


contained within the casing


10


. The casing


10


includes an oblong open front side


14


adjoining the top side


12


and a pair of vertical walls


16


forming opposite sides of the casing


10


. The lid


20


is connected at its rear end


22


to the top rear corner of the casing


10


by means of a horizontal hinge bar


40


which extends across the same corners of the walls


16


.




The hinge bar


40


is formed by an outer cylinder


42


and a co-axial inner cylinder


44


which is received substantially fully within the outer cylinder


42


for rotation relative thereto, and includes an internal torsional coil spring


46


co-acting between the two cylinders


42


and


44


. The outer cylinder


42


is connected at its outer end with the top rear corner the left casing wall


16


, the inner cylinder


44


is connected at its outer end with the right side of the rear end


22


of the lid


20


, such that the lid


20


is pivotable open (

FIG. 4

) and closed (

FIG. 1

) about the hinge bar


40


with respect to the casing


10


.




The spring


46


is pre-loaded to resiliently bias the lid


20


to open, which is openable through an angle of


900


to reach an upright position (FIG.


4


). The space between the two cylinders


42


and


44


of the hinge bar


40


is filled with a viscous liquid, such as oil or resin, which serves to slow down the pivotal movement of the lid


20


, such that the lid


20


will open in a gradual and steady action.




The lid


20


is hollow and is partially closed on its lower side by a plate


29


. The lid


20


incorporates an internal spring-loaded latch


50


for locking the lid


20


closed, which is slidable back-and-forth to a limited extent relative to the lid


20


. The latch


50


has, at its front end and on opposite sides thereof, a pair of forwardly pointing hooks


52


for engaging, under the action of the associated spring (not shown), with respective rearwardly facing recesses


18


formed on opposite casing walls


16


. The latch


50


includes a knob


54


at its rear end, which is accessible through a small opening


26


on the upper side of the lid


20


for manually sliding the latch


50


backwards to release the latch


50


and hence the lid


20


.




Each photo frame


30


has a flat rectangular double-walled body


32


including an open front edge portion


34


for the insertion (and subsequent removal) of a photograph


60


, picture or the like. The edge portions


34


are readily accessible through the open front side


14


of the casing


10


. The frame


30


includes an integral ring


36


at its top rear corner and an integral hook


38


at its top front corner pointing rearwards. The six frame bodies


32


are connected together by the hinge bar


40


passing through their rings


36


, such that they are individually pivotable along its plane into and out of the casing


10


between a storage position (

FIG. 1

) and a display position (FIG.


4


).




The photo frames


30


are pivotable into and out of the casing


10


through the top side


12


, with the adjoining front side


14


being also open to give room to the frames


30


for movement (FIG.


3


). While they are within the casing


10


, the frame bodies


32


together occupies substantially the entire interior of the casing


10


, with their hooks


38


extending upwards into a front end


24


of the lid


20


.




The lid


20


further incorporates a selector disc


70


for selecting and pivoting out any one of the photo frames


30


. The disc


70


is supported by the lid


20


for rotation about an axis perpendicular to the lid


20


, and is accessible for manual rotation through a pair of slots


28


formed on opposite sides of the lid


20


. The disc


70


includes a lower integral finger


72


which projects forwards into the space immediately behind or underneath the hooks


38


, while the lid


20


is closed and the photo frames


30


are within the casing


10


.




The selector disc


70


is arranged to have a series of six stable angular positions corresponding to the positions of the photo frames


30


in the casing


10


, which are defined by an internal resilient clicking member (not shown), such that the finger


72


is alignable with any one of the hooks


38


. Such angular positions are indicated by corresponding numerals “1” to “6” printed on the upper side of the disc


70


for viewing through another small opening


27


on the upper side of the lid


20


.




Upon release and thus upward pivotal movement of the lid


20


, the selector finger


72


will engage the hook


38


of the selected photo frame


30


and pivot the frame


30


out of the casing


10


(

FIG. 3

) for displaying the relevant photograph (FIG.


4


). As each frame


30


is open on both opposite sides, two photographs may be inserted in a back-to-back manner for display at the same time.




In order to retrieve another photo frame


30


for display, the lid


20


should first be closed manually to return the original frame


30


back into the casing


10


. The selector disc


70


is then turned to the desired position, and the lid


20


is finally re-opened to extend the second frame


30


.




It is clear that the photo display unit


100


can be used vertically as shown in the drawings, or alternatively in a horizontal manner such that the lid


20


may pivot open down onto a support surface.




The invention has been given by way of example only, and various modifications of and/or alterations to the described embodiment may be made by persons skilled in the art without departing from the scope of the invention as specified in the appended claims.



Claims
  • 1. A photo display unit comprising a casing having an open side, a cover pivotably connected to the casing for closing and revealing the open side, a stack of frames contained within the casing for holding respective photographs, pictures or the like, each said frame being individually pivotable along its plane into and out of the casing through the open side thereof between a storage position and a display position, and a rotatable selector provided at the cover for selectively engaging any one of the frames and enabling the cover to pivot the selected frame out of the casing.
  • 2. The photo display unit as claimed in claim 1, wherein the cover is resiliently biased by means of a spring towards a position revealing the open side of the casing.
  • 3. The photo display unit as claimed in claim 2, wherein the cover is lockable by means of a latch in an alternative position closing the open side of the casing.
  • 4. The photo display unit as claimed in claim 1, wherein the cover and the frames are supported for pivotal movement about a common hinge axis.
  • 5. The photo display unit as claimed in claim 1, wherein the cover is supported for pivotal movement by a hinge which is formed by an outer cylinder and an inner cylinder, said inner cylinder being received co-axially within the outer cylinder for rotation relative to said outer cylinder, one of said cylinders being connected with the casing and the other of said cylinder being connected with the cover.
  • 6. The photo display unit as claimed in claim 5, wherein the hinge includes an internal torsional coil spring co-acting between the two cylinders to resiliently bias the cover towards a position revealing the open side of the casing.
  • 7. The photo display unit as claimed in claim 5, wherein the frames are supported by the hinge for pivotal movement.
  • 8. The photo display unit as claimed in claim 7, wherein the frames include respective rings, through which the hinge passes to support the frames.
  • 9. The photo display unit as claimed in claim 1, wherein the casing includes a second open side adjoining the first mentioned open side to give room to the frames for pivoting into and out of the casing.
  • 10. The photo display unit as claimed in claim 9, wherein each frame has an open edge portion for the insertion of a photograph, picture or the like, said edge portion being accessible through the second open side of the casing.
  • 11. The photo display unit as claimed in claim 1, wherein each frame has a part for engagement by the selector, and the selector has a projection movable to reach behind the part of a selected frame for engagement therewith to pivot the selected frame out of the casing.
  • 12. The photo display unit as claimed in claim 11, wherein the selector is arranged to have a series of stable positions corresponding to the positions of the frames in the casing, which are defined by an internal resilient clicking member.
  • 13. The photo display unit as claimed in claim 1, wherein the cover pivots about a first axis, the selector is supported by the cover for rotation about an axis of rotation, said axis of rotation being substantially perpendicular to the first axis.
  • 14. The photo display unit as claimed in claim 13, wherein the cover is formed with a side slot, through which the selector is accessible for manual rotation.
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3858340 Melanson Jan 1975 A
5101972 Hunt et al. Apr 1992 A
6238022 Chan May 2001 B1