Aerial lift

Details Aerial lift Aerial lift

1977-01-12

1978-01-31

Perham, Alfred C.

Static structures (e.g., buildings)

Lazy tong extension unit

52111, 52119, 182 2, 182 63, 182127, 182141, E04G 122

Patent

active

040708071

ABSTRACT:
An aerial lift including a pivotable boom with a pivot end that moves horizontally as the load end of the boom is raised and lowered, allowing the load end to move along a substantially vertical line. The boom is mounted on a vertically adjustable, substantially horizontal mounting table which cooperates with the boom to provide a lift with a greater reaching range.

REFERENCES:
patent: RE27914 (1974-02-01), King
patent: 2501001 (1950-03-01), Neely
patent: 2530127 (1950-11-01), Wallace
patent: 3292320 (1966-12-01), LaHarty
patent: 3796282 (1974-03-01), Denier et al.

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