Automatic tightener

Details Automatic tightener Automatic tightener

1993-11-03

1995-10-31

Larson, Lowell A.

Wireworking

Joining wire

Implements

140 93A, B21F 1504

Patent

active

054620988

ABSTRACT:
An automatic tightener is provided. The tightener comprises a tightening member and means for driving said tightening member. The tightening member includes a hook portion for engaging within a loop of binding wire. The tightening member, when rotated, tightens the binding wire so as to bind adjacent reinforcing bars together by the binding wire. The driving means includes an electric motor which is powered with a rechargeable battery.

REFERENCES:
patent: 1242353 (1917-10-01), Kuhn et al.
patent: 1306163 (1919-06-01), Bates
patent: 1341459 (1920-05-01), Foulder
patent: 1975110 (1934-10-01), Louckes
patent: 3114399 (1963-12-01), Hamilton et al.
patent: 3273605 (1966-09-01), Ferrara, Jr.
patent: 3970117 (1976-07-01), Zamansky et al.
patent: 4900202 (1990-02-01), Wienhold
patent: 5279336 (1994-01-01), Kusakari et al.
patent: 5339869 (1994-08-01), Hayakawa

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