Apparatus for supporting a human forearm during a work operation

Details Apparatus for supporting a human forearm during a work operation Apparatus for supporting a human forearm during a work operation

1994-07-29

1995-04-04

Foss, J. Franklin

Supports

Armrest or headrest

Armrest for writer

2481181, 248918, 400715, B63G 500

Patent

active

054029724

ABSTRACT:
Apparatus for supporting at least one forearm for the operation of keyboards, assembly operation, etc. At least one lever can be fastened to a tabletop or work surface and is connected, by means of at least one locking joint with a pivoting support, to hold a support plate. The joint has two endpieces which can be clamped together, between which there are several plates secured non-rotatably in alternation on different arms of the joint. The support and the lever have at least one pivot located in the joint axis to hold the plates. Every second plate is secured non-rotatably on the pivot. The pivot, together with all the plates, projects into a recess of one endpiece, and the other plates are secured in the recess against rotation.

REFERENCES:
patent: 4545554 (1985-10-01), Latino
patent: 4688862 (1987-08-01), Fowler
patent: 4913390 (1990-04-01), Berke
patent: 5072905 (1991-12-01), Hyatt
patent: 5183230 (1993-02-01), Walker
patent: 5219136 (1993-06-01), Hassel
patent: 5288042 (1994-02-01), Grimm
patent: 5320317 (1994-06-01), Hyatt

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