Utility jack for roofing work

Details Utility jack for roofing work Utility jack for roofing work

1995-11-28

1997-03-11

Braun, Leslie A.

Supports

Selective assembly

144285, 1442865, 206373, 220570, 248634, 248148, 248237, F16M 1300, B25H 118, B05C 2100

Patent

active

056093225

ABSTRACT:
This invention pertains to a portable utility jack for use on an inclined roof or a flat roof. The utility jack is constructed from a mainframe which has at least one support frame which is adjustable to several positions to accommodate, for example, various roof pitches and which provides, in conjunction with a platform tray, for the level support of various construction or paint tools, materials and supplies and/or for the fixed level support of a paint tray. The utility jack is also capable of storing and transporting the various construction or paint tools, materials and supplies. The utility jack is constructed to be collapsable and portable. In one application thereof, the utility jack has a large area, non-skid, elastomeric element on one side thereof for enhanced traction and added safety for use on an inclined roof. In another application, the utility jack has four caster wheels attached thereto for use on a flat roof.

REFERENCES:
patent: 612256 (1898-10-01), Mattson
patent: 828441 (1906-08-01), Thomas
patent: 1599209 (1926-09-01), Cashman
patent: 3866715 (1975-02-01), Foulk
patent: 4230202 (1980-10-01), Kudra
patent: 4987720 (1991-01-01), Wozney, Jr.
patent: 5002293 (1991-03-01), Gottselig
patent: 5119904 (1992-06-01), Dierolf
patent: 5190303 (1993-03-01), Schumacher et al.
patent: 5232187 (1993-08-01), O'Farrell et al.
patent: 5249397 (1993-10-01), Monaco

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