Collapsible sheet support apparatus

Details Collapsible sheet support apparatus Collapsible sheet support apparatus

1998-09-24

2000-10-03

Ramirez, Ramon O.

Supports

Easel; book, copy or music score holder

Knockdown or collapsible

2481781, 248462, 108 10, 108140, 403 83, 403102, A47B 9704

Patent

active

061261343

ABSTRACT:
The collapsible sheet support apparatus comprises a horizontal center beam to which a plurality of arms, which are pivotable relative to the center beam, are engaged. At least one pair of bottom arms creates legs for supporting the center beam. At least a further pair of top arms may be engaged to the center beam to allow engagement of a sheet larger than can be accommodated by the center beam to the apparatus.

REFERENCES:
patent: 329593 (1885-11-01), Pfleghar
patent: 576327 (1897-02-01), Rockwell
patent: 850998 (1907-04-01), Daly et al.
patent: 1862411 (1932-06-01), Mackenzie, Jr.
patent: 2046134 (1936-06-01), Ryang
patent: 2079072 (1937-05-01), Kluson
patent: 3923047 (1975-12-01), Chant
patent: 4213591 (1980-07-01), Jaakkola
patent: 4726556 (1988-02-01), Weir
patent: 5242145 (1993-09-01), Wang

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