Door trolley

Details Door trolley Door trolley

1996-08-28

1999-07-27

Camby, Richard M.

Land vehicles

Wheeled

Body with bracketed-type or nonsuspended axles

280 4724, B62B 126

Patent

active

059277319

ABSTRACT:
A door supporting device comprising a low profile, compact, economically constructed frame made by bending a single flat piece of metal into four ninety degree bends; welding restricted to reinforcing of the ends, together with spot welding all threaded nuts to washers, and stems to rolling wheels; stabilizing said device by retracting its rolling wheels, allowing the entire width and length to make contact with the floor; and non-skid rubber on all contact points with the floor, to resist movement; desired movability and elevation of the door carrying service is adjustable.

REFERENCES:
patent: 2503388 (1950-04-01), Hedlund
patent: 4270741 (1981-06-01), Hurst
patent: 5288090 (1994-02-01), Bross
patent: 5378103 (1995-01-01), Rolnicki et al.
patent: 5507509 (1996-04-01), Della Polla, Jr.
patent: 5622759 (1997-04-01), Fuster

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