Wall rack having a turnable support frame and a plastic bushing

Details Wall rack having a turnable support frame and a plastic bushing Wall rack having a turnable support frame and a plastic bushing

1994-03-30

1995-07-04

Foss, J. Franklin

Supports

Brackets

Adjustable

248282, E04G 300

Patent

active

054293367

ABSTRACT:
A wall rack includes a wall mounting member and an extensible arm unit which has a first end pivoted to the wall mounting member and a second end formed with a pivot seat. A plastic bushing has a hollow cylindrical portion received tightly in the pivot seat. A support frame is disposed on the pivot seat. A pivot shaft connects the support frame to the plastic bushing and is received in the plastic bushing to permit rotation of the support frame about the axis of the pivot shaft with respect to the pivot seat.

REFERENCES:
patent: 4447031 (1984-05-01), Souder
patent: 4562987 (1986-01-01), Leeds
patent: 4607897 (1986-08-01), Schwartz
patent: 4687167 (1987-08-01), Skalka
patent: 4708312 (1987-11-01), Rohr
patent: 4836486 (1989-06-01), Vossoughi
patent: 4846434 (1989-07-01), Krogsruo
patent: 4863124 (1989-09-01), Ball
patent: 5271590 (1993-12-01), Rosen

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