Tools – Wrench – screwdriver – or driver therefor – Responsive to torque on work
Patent
1988-06-09
1989-06-13
Schmidt, Frederick R.
Tools
Wrench, screwdriver, or driver therefor
Responsive to torque on work
B25B 702
Patent
active
048381349
ABSTRACT:
A torque wrench comprising an Allen wrench, a read-out member and a holder member for securing the dial to the Allen wrench. Bending of a portion of the wrench, as measured by the read-out member, is indicative of applied torque.
REFERENCES:
patent: 3283620 (1966-11-01), Bailey
patent: 4314490 (1982-02-01), Stone
patent: 4664001 (1987-05-01), Denman
Cruz Lawrence
Ruland Manufacturing Company, Inc.
Schmidt Frederick R.
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