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US Patent: 214,697
Pipe-Wrench Attachments
Peter Peppler - Salem, NJ

USPTO Classifications:
81/184, 81/186

Tool Categories:
wrenches : wrench components : pipe jaw attachments for wrenches


Not known to have been produced

E. J. Nottingham
A. W., Bright
Robt. S. Woodside
John R. Bailey

Patent Dates:
Applied: Aug. 22, 1878
Granted: Apr. 22, 1879

Patent Pictures:
Peter Peppler patent April 22, 1879
USPTO pdf tiff
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This pipe jaw clamps on by a thumb screw in a slide-in plate. The obvious weaknesses of this design are having the parts get separated while not in use, and the potential for the sides to spring outward in use, allowing the slide-in plate to "pop out."

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