Tools – Wrench – screwdriver – or driver therefor – Machine
Patent
1987-08-13
1989-06-27
Smith, James G.
Tools
Wrench, screwdriver, or driver therefor
Machine
81431, 173 93, B25B 2302
Patent
active
048418323
ABSTRACT:
The present invention provides an axial flow boltrunner eliminating the side feeding previously required in prior boltrunners. An embodiment of the present invention also provides a boltrunner which can be quickly changed to torque a plurality bolts of different sized heads without extensive modification.
REFERENCES:
patent: 2256012 (1941-09-01), Blair
patent: 2930267 (1960-03-01), Apicelli
patent: 3214941 (1965-11-01), Shulters
patent: 3323394 (1967-06-01), Bangerter
patent: 4462283 (1984-07-01), Ito
Pelachyk Richard
Snavely Gary L.
General Motors Corporation
Helms Ernest E.
Smith James G.
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