Collapsible support structure

Details Collapsible support structure Collapsible support structure

2006-06-06

2006-06-06

Ellis, Christopher P. (Department: 3618)

Land vehicles

Wheeled

Extensible

C280S035000, C248S161000

Reexamination Certificate

active

07055847

ABSTRACT:
A collapsible support structure has pairs of leg members (17) pivotally joined intermediate their length in crossed fashion by a connection member (18) that is capable of sliding longitudinally with the pivotal joint as the leg members extend in a scissors—like manner to support an object.

REFERENCES:
patent: 1081221 (1913-12-01), Durkin
patent: 4192541 (1980-03-01), Ferneau
patent: 4989890 (1991-02-01), Lockard et al.
patent: 5915722 (1999-06-01), Thrasher et al.
patent: 6050582 (2000-04-01), Horacek
patent: 6616172 (2003-09-01), Cockram

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