Claims
- 1. A swivel mount support apparatus for use with a support table, comprising:
- a relatively flat rigid mounting plate being centrally disposed at one edge of said support table, said mounting plate being substantially horizontal;
- first and second hollow cylindrical coupling members fixedly coupled to said mounting plate and each including a hollow cylindrical body portion having a first inside diameter, one open end being operatively secured to said relatively flat mounting plate for closing off said one open end and such that the opposite open end is disposed substantially vertically upward, said first and second hollow cylindrical coupling members being spaced a given distance apart on said mounting plate;
- a support plate having a flat, planar surface, said support plate being operably disposed at a higher elevation than said mounting plate and being substantially parallel to said mounting plate;
- means for securing said mounting plate to an upper horizontal surface of said support table and means for securing said support plate to a power tool or the like;
- third and fourth hollow cylindrical coupling members fixedly coupled to the underside of said support plate and each including a hollow cylindrical body portion having a first inside diameter, one open end thereof being operatively secured to said relatively flat mounting plate for closing off said one open end such that the opposite open end is operatively disposed substantially vertically downward, said third and fourth hollow cylindrical coupling members being spaced said given distance apart on said support plate; and
- only first and second elongated S-shaped members substantially parallel to each other and each having a relatively straight elongated horizontal mid-portion having a length exceeding said given distance and extending beyond another edge of said support table opposite said one edge of said support table, and opposite end portions at the extremities of said mid portion, both end portions of each of said first and second elongated S-shaped members having an outside diameter dimensioned for being operatively and removably rotatably received with the hollow cylindrical body portion of said coupling members through the opposite openings thereof for pivotally rotating thereon and the distal end portion of each of said end portions being operably disposed through said hollow cylindrical body portion for abutting the underlying plate surface and rotating thereon, each of said end portions extending in a vertical direction, said first S-shaped member having one end portion removably and rotatably coupled within the hollow cylindrical body portion of said first hollow cylindrical coupling member through the opposite vertically upwardly disposed opening thereof for pivotally rotating therein and having its opposite end portion removably and rotatably insertably received within the hollow cylindrical body portion of said third coupling member through said opposite vertically downwardly disposed opening thereof for pivotal rotating therein, said second elongated generally S-shaped member having one end portion removably and rotatably coupled within the hollow central body portion of said second hollow cylindrical coupling member through said opposite vertically disposed opening thereof for pivotal rotation therein and having its opposite end portion removably and rotatably inserted within the hollow cylindrical body portion of said fourth coupling member through the opposite vertically downwardly disposed opening thereof for pivotally rotating therein, said hollow cylindrical coupling members being operably disposed on said mounting plate and on said support plate such that both of the relatively straight elongated mid portions of said S-shaped members are substantially parallel to one another at all times, said end portions removably, slidably and pivotally engaging said hollow coupling members without actual physical means for retaining said end portions in order to allow said end portions to be easily removed from said hollow cylindrical coupling members.
- 2. The swivel mount support apparatus of claim 1 wherein said hollow cylindrical coupling members include first, second, third, and fourth pipe sections, said first and second pipe sections being butt-welded to the relatively flat, horizontal upper surface of said mounting plate for closing one end of the bottom of each of said first and second pipe sections with the upper surface of the mounting plate so that the opposite open end of each of said first and second pipe sections is substantially vertically upwardly disposed, said first and second pipe sections being spaced said given distance apart and said third and fourth pipe sections being butt-welded to the bottom surface of said relatively horizontal substantially flat support plate for closing the first end of each of said third and fourth pipe sections against the bottom surface of said support plate so that the opposite open end of each of said third and fourth pipe sections is substantially vertically downwardly disposed and the axes of said downwardly disposed end portions of said third and fourth pipe sections is substantially parallel to but non-coaxial with the axes of said upwardly disposed opened end portions of said first and second pipe sections, the first substantially vertically downwardly disposed end portion of said first S-shaped member being operatively rotatably received within the open hollow portion of said first pipe section for rotation therein and the opposite generally vertically upwardly disposed end portion of said first S-shaped member being operatively rotatably received within the open hollow interior of said third pipe section at the bottom of said support plate for pivotal rotation therein, said first generally vertically downwardly disposed end portion of said second S-shaped member being operatively rotatably received into the hollow end portion of said second pipe section for pivotal rotation therein and the opposite generally vertically upwardly disposed end portion of said second S-shaped member being operatively rotatably received within the hollow interior of said fourth pipe section of pivotal rotation therein, the pivotal rotation of said support plate with respect to said mounting plate being such that the elongated mid-portions of each of the first and second S-shaped members always remain substantially parallel to one another.
- 3. A swivel mount support apparatus comprising:
- a substantially rigid fixed mounting plate having first and second surface portions adapted to receive, respectively, first and second pivot cylinders;
- a substantially horizontal rigid moveable support plate having downward facing third and fourth surface portions adapted to receive, respectively, third and fourth pivot cylinders, wherein said third and fourth surface portions are operably disposed at a higher elevation than said first and second surface portions;
- first and second smooth bore hollow pivot cylinders vertically oriented and fixed in a parallel fashion, respectively, to said first and second surface portions of said mounting plate, and located a predetermined distance apart and having first and second upward pointing open ends;
- third and fourth smooth bore hollow pivot cylinders vertically oriented and fixed in a parallel fashion, respectively, to said third and fourth surface portions of said support plate, and located said predetermined distance apart and having third and fourth downward pointing open ends;
- only first and second arms, each having a central portion and parallel end portions, wherein said end portions are disposed at each end of said central portion and of a size and shape to slide into said pivot cylinders and rotate freely therein, wherein said central portions are of substantially equal length exceeding said predetermined distance and are substantially horizontally arranged, wherein a first end portion of each arm is substantially vertically downwardly oriented and a second end portion of each arm is substantially vertically upwardly oriented; and
- wherein downwardly oriented end portions of said arms are inserted in said upward pointing open ends of said first and second pivot cylinders and upwardly oriented end portions of said arms are inserted in said downward pointing open ends of said third and fourth pivot cylinders so that said arms are moveably parallel.
- 4. The support apparatus of claim 3 wherein said first and second surface regions of said mounting plate are approximately vertically oriented and said first and second pivot cylinders are fixed by their sides to, respectively, said first and second surface regions of said mounting plate, and said third and fourth pivot cylinders are fixed by ends opposite said open ends to, respectively, said third and fourth surface regions of said support plate.
- 5. The support apparatus of claim 3 wherein said mounting plate is horizontally oriented and said first and second pivot cylinders are but-welded by ends opposite their open ends to, respectively, said first and second surface portions of said mounting plate and said third and fourth pivot cylinders are but-welded by ends opposite their open ends to, respectively, said third and fourth surface portions of said support plate.
Parent Case Info
This application is a continuation of application Ser. No. 700,396, filed Feb. 11, 1985, now abandoned, which is a continuation of application Ser. No. 350,625 filed Feb. 19, 1982, now abandoned.
US Referenced Citations (9)
Foreign Referenced Citations (1)
Number |
Date |
Country |
35323 |
Jul 1922 |
NOX |
Continuations (2)
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Number |
Date |
Country |
Parent |
700396 |
Feb 1985 |
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Parent |
350625 |
Feb 1982 |
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