Hinged connection for a tilt up device

Details Hinged connection for a tilt up device Hinged connection for a tilt up device

1995-06-06

1996-06-25

Rachuba, Maurina T.

Miscellaneous hardware (e.g., bushing, carpet fastener, caster,

Hinge

Comprising nested open curved portions attached to hinged...

16342, 16337, 16334, 248918, 108137, 108143, E05D 1108, E05D 104, A47F 714

Patent

active

055287964

ABSTRACT:
A hinge assembly removably connects two bodies for pivotable movement relative to one another. The hinge assembly includes a first convex arcuate surface and a first concave arcuate surface on one body and a second convex arcuate surface and a second concave arcuate surface on the other body. The radii of curvature of the first convex arcuate surface and the second concave arcuate surface are about equal, and the radii of curvature of the second convex arcuate surface and the first concave arcuate surface are about equal, and each surface preferably defines an arc of about 180 degrees. The bodies may be assembled to one another so that the first convex arcuate surface slidingly engages the second concave arcuate surface and the first concave arcuate surface slidingly engages the second convex arcuate surface, thereby preventing relative movement of the bodies in a direction transverse to the pivot axis. The hinge assembly also includes an arrangement for preventing the movement of the bodies relative to one another along the pivot axis. The hinge assembly is particularly useful for releasably joining the components of a retractable document holder which may be slideably mounted below a work surface either independently or in combination with a keyboard support assembly.

REFERENCES:
patent: 746398 (1903-12-01), Soss
patent: 3027592 (1962-04-01), Schnur
patent: 4379360 (1983-04-01), Papsdorf
patent: 4573240 (1986-05-01), Labelle
patent: 4648574 (1987-03-01), Granlund
patent: 4779922 (1988-10-01), Cooper
patent: 5118172 (1992-08-01), Ugalde
patent: 5294087 (1994-03-01), Drabczyk et al.
patent: 5351897 (1994-10-01), Martin

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