Torque screwdriver with indexing means lock

Details Torque screwdriver with indexing means lock Torque screwdriver with indexing means lock

1998-09-08

2000-12-05

Smith, James G.

Tools

Wrench, screwdriver, or driver therefor

Responsive to torque on work

81467, 81474, B25B 23157

Patent

active

061551473

ABSTRACT:
An improved torque limiting screwdriver including a shaft extending from a first end of the screwdriver body, the shaft including a first plurality of indicia thereon, and an adjustment cap arranged to be located at a second end of the screwdriver body. The adjustment cap rotatable to selectively engage a selected detent located on the bottom of the adjustment cap. A lock pin arranged to engage one of the detents to retain the adjustment cap in its select position, maintaining an accurate specific torque value for the torque limiting screwdriver.

REFERENCES:
patent: 3001430 (1961-09-01), Cranford
patent: 4041811 (1977-08-01), Durant
patent: 4063474 (1977-12-01), Klopping
patent: 4867019 (1989-09-01), Lankry
patent: 4901610 (1990-02-01), Larson et al.

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