Metal deforming – With means to drive tool – Including link-actuated tool support
Patent
1999-04-27
2000-06-06
Jones, David
Metal deforming
With means to drive tool
Including link-actuated tool support
7240912, B21J 918, B21D 908
Patent
active
060704497
ABSTRACT:
A hand held crimping tool which may be pneumatically or hydraulically operated and which utilizes first and second jaw members and first and second linking arms joined together such that they may move in a scissors-like movement, the pneumatic or hydraulic means operating on an actuating member which is connected to the first and second linking arms. The tool is conveniently used for crimping corrugated panels such as are used in wall and roof structures.
REFERENCES:
patent: 1743209 (1930-01-01), Groehn
patent: 4531397 (1985-07-01), Pratt
patent: 4558584 (1985-12-01), Myers
patent: 4989438 (1991-02-01), Simon
patent: 5381686 (1995-01-01), Throrup
patent: 5878617 (1999-03-01), Parker
Fincham Eric
Jones David
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