Pocket screwdriver

Details Pocket screwdriver Pocket screwdriver

1988-09-14

1989-05-09

Smith, James G.

Tools

Wrench, screwdriver, or driver therefor

Having work engaging and force exerting portion inserted...

81490, 811775, 811774, B25B 2300

Patent

active

048278122

ABSTRACT:
A pocket screwdriver 10 having a hollow shaft 11, one end of which is contoured to receive the hexagonal shaft 25 of a standard interchangeable screwdriver bit, 13 or 18, a thrust bearing magnet 17 for magnetically attaching to the standard hexagonal bit, a storage compartment 23 for storing one or more interchangeable hexagonal bits, a shirt pocket clip 15 attached to the hollow shaft 11 and a torque cap 12 which can be radially attached to the shaft thereby acting as torque amplification means.

REFERENCES:
patent: 1468715 (1923-09-01), Guerrieri
patent: 1555109 (1925-09-01), Eliason
patent: 2022775 (1935-12-01), Holliano-Letz
patent: 2641291 (1953-06-01), Yess
patent: 2683931 (1954-07-01), Fahlgren
patent: 2825374 (1958-03-01), Reid
patent: 4235269 (1980-11-01), Kraus
patent: 4399723 (1983-08-01), Marleau

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