Seismic shelf guard

Details Seismic shelf guard Seismic shelf guard

1990-12-13

1992-06-09

Purol, David M.

Supports: racks

Elements

211 42, 2111051, A47F 700

Patent

active

051199483

ABSTRACT:
A shelf guard for use with bookshelves and the like includes first and second stationary support brackets and first and second linkages pivotally attached to the support bracket. The linkages and a retention bar supported thereon are pivotal to a raised position thereby permitting access to a guarded shelf and are pivotable to a lowered position for preventing items from falling from the shelf.

REFERENCES:
patent: 818083 (1906-04-01), Ellett et al.
patent: 1217973 (1917-03-01), Mann
patent: 1923096 (1933-08-01), Keely et al.
patent: 2118151 (1938-05-01), Brockway
patent: 2597115 (1952-05-01), Lundstrum
patent: 3167037 (1965-01-01), Mapson

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