Two-way caster bench

Details Two-way caster bench Two-way caster bench

2005-11-29

2005-11-29

Vanaman, Frank (Department: 3618)

Land vehicles

Wheeled

Convertible

C280S032600

Reexamination Certificate

active

06969077

ABSTRACT:
A two-way caster bench comprises a front chair frame, a middle chair frame and a rear chair frame. The front chair frame is a U-shaped frame having a predetermined number of casters installed underneath, whose free ends are pivotally connected with the middle chair frame. The middle chair frame is composed of two U-shaped frames connected by a pair of connecting bars, with the free ends facing outwardly. One U-shaped frame is for a pivotal connection to the front chair frame, and another is for a pivotal connection to the rear chair frame. The rear chair frame is also a U-shaped frame having a predetermined number of casters installed underneath, the bottom of which is provided with a transverse bar for supporting the middle chair frame as it is folded toward the rear chair frame. Each of the chair frames is provided with a cushion.

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patent: 6199877 (2001-03-01), Shockley
patent: 6398234 (2002-06-01), Brown
patent: 6425590 (2002-07-01), Whiteside et al.
patent: 88/09709 (1988-12-01), None

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