Pump jack base

Details Pump jack base Pump jack base

1996-09-26

1998-08-04

Cuomo, Peter M.

Supports

Props and braces

Heads and bases

182111, 248237, F16M 1302

Patent

active

057882045

ABSTRACT:
A pump jack base (10) for a pole (12) of a pump jack scaffold (14) comprising a base plate (16). A facility (18) is for securing the base plate (16) to a generally flat support surface (20). A structure (22) is for holding a lower end of the pole (12) of the pump jack scaffold (14). An assembly (24) is for attaching the holding structure (22) to the base plate (16) in an adjustable manner. The pole (12) can be positioned within one hundred and eighty degree angle with respect to the base plate (16) to compensate for the pitch and slope of the generally flat support surface (20).

REFERENCES:
patent: 1852751 (1932-04-01), Johnson
patent: 2309484 (1943-01-01), Van Meter
patent: 3333802 (1967-08-01), Goodman
patent: 4415062 (1983-11-01), Shaw
patent: 4423797 (1984-01-01), Batten
patent: 4683983 (1987-08-01), Murphy
patent: 4826122 (1989-05-01), Cupp
patent: 4852692 (1989-08-01), Flaherty
patent: 5064024 (1991-11-01), Barham

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