Collapsible library range dolly

Details Collapsible library range dolly Collapsible library range dolly

1989-02-13

1990-05-01

Marmor, Charles A.

Land vehicles

Wheeled

Body with bracketed-type or nonsuspended axles

280 4734, 280 4736, 280 47131, 108 553, 414458, B62B 302, B62B 1100

Patent

active

049212648

ABSTRACT:
A collapsible library range dolly is formed from a pair of side frame mebers, a pair of cross members, and a post. The side frame members each have a pair of swivel casters secured to their bottom surface and there are attachment plates secured to their opposite ends. The cross members each have an upright tubular member secured to their top surface adjacent their ends. Bolts that pass through the upright tubular members have their ends secured to the attachment plates of the side frame members. A vertically oriented post is detachably secured to one of the upright tubular members for pushing or pulling the dolly.

REFERENCES:
patent: 2392409 (1946-01-01), Ray
patent: 2774609 (1956-12-01), Winger
patent: 3338591 (1967-08-01), Rowland
patent: 3533640 (1970-10-01), Fator
patent: 3633774 (1972-01-01), Lee
patent: 3873119 (1975-03-01), Koch
patent: 4168078 (1979-09-01), Haldimann
patent: 4277075 (1981-07-01), Shay
patent: 4344368 (1982-08-01), Remington et al.
patent: 4512591 (1985-04-01), Plante
patent: 4572531 (1986-02-01), Elia
patent: 4641845 (1987-02-01), Hewitt

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