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DE Patent: DE-65,962
Sellbstthatig verstellbarer Schraubenschlussel
Patentee:
Charles Maynard (exact or similar names) - Herstal, Belgium

USPTO Classifications:

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Granted: Dec. 06, 1892
Antedated: May 13, 1892

Patent Pictures:
German patent 65962 - composite image edited
Espacenet patent
Report data errors or omissions to steward Stan Schulz
DE-65962 in ESPACENET
Description:
The position of the movable jaw holds due to friction with the sides of the shank. The shank's profile may be trapezoidal, oval, etc.

German patent Klasse 87 (a) Gruppe 9.

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