Pipe wrench

Details Pipe wrench Pipe wrench

1985-12-04

1986-07-01

Jones, Jr., James L.

Tools

Wrench, screwdriver, or driver therefor

Slidable jaw adjustments

81133, B25B 1322

Patent

active

045973156

ABSTRACT:
A pipe wrench which comprises a body carrying a fixed jaw and pivoted to a handle and a L-shaped member having a rack portion movably inserted in the body and a movable jaw extending out of the body, wherein a pinion is disposed in the body to engage with the rack portion and a detent member which restricts the pinion to turn in a single direction. The detent member is of such a construction that also allow the rack portion to move outward and inward swiftly.

REFERENCES:
patent: 1023001 (1912-04-01), Bennetch
patent: 1094221 (1914-04-01), Kuhns
patent: 4452108 (1984-06-01), Irwin et al.

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