Ridge Tool Company

Emerson Electric Company

Jason J Boggs

Glen Richard Chartier

Sandeep Sidagouda Patil

Richard M Kundracik

Prasad Chatursingh Patil

James Tunningley

Paul W Gress

Rahul Maruti Nanche

Richard R Kundracik

A shank spacer member and its attachment to a pipe wrench is described. The shank spacer member prevents contact between a pipe or other work piece and a shank portion of a movable jaw when the pipe is positioned in the wrench. Upon application of torque to the wrench, the member and its placement on the wrench provides increased gripping force by the wrench upon the pipe.

Pipe wrench with hook shank spacer

Gripping inserts used in a wrench having a collection of moveably positionable jaws which is pivotally affixed to a handle are described. The wrench and gripping inserts find particular application in drilling industries. Also described are particular materials and characteristics for the gripping inserts. In addition, methods for configuring and/or sizing the gripping inserts are described.

Replaceable gripping inserts for wrenches

Wrench

A wrench having a collection of moveably positionable jaws which is pivotally affixed to a handle is described. The wrench can include the use of one or more regions of friction material located about an enclosed gripping region. The wrench finds particular application in drilling industries.

Tool head

Insert for tool

Tool handle

Growing community of inventors

South Amherst, OH, United States of America

Jason J Boggs