Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
CA Patent: CA-18,038
Wrench
Patentee:
Peter Rotermund - Eureka, CA

USPTO Classifications:

Tool Categories:
wrenches : wrench adjustment types : quick adjust wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Fred W. Bell

Patent Dates:
Applied: Aug. 14, 1883
Granted: Nov. 04, 1883

Patent Pictures:
ROTERMUND's Wrench patent no. 18,038 from CANADIAN PATENT OFFICE RECORD
CIPO Data
Report data errors or omissions
18,038 in Canadian Patents Database
Description:
The main feature of the patent is the swinging toothed side piece on the movable jaw which engages with teeth on the shank to hold adjustment. The patented feature is the shape of the teeth which would clear the corresponding grooves of dirt.

The DATAMP entry for corresponding U.S. patent no. 265,445 has clearer drawings.

Copyright © 2002-2019 - DATAMP