US Patent: 320,797


	Home\| FAQ	Search:Advanced\|Person\|Company\| Type\|Class	Login


Quick search:	Patent number:	Patent Date:

US Patent: 320,797

Wrench

Patentee:

Hiram T. King (exact or similar names) - Rochester, NY

USPTO Classifications:

81/128, 81/139

Tool Categories:

wrenches : wrench adjustment types : quick adjust wrenches

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Applied:	Feb. 05, 1885
Granted:	Jun. 23, 1885

Patent Pictures:

Hiram T. King patent June 23, 1885

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz

Description:

Springs push toothed dog(s) to engage a rack on the main shank to hold the adjustment. A lever operating a cam disengages the dog when turned in one direction, and locks the engagement when turn the other way. When used in a vise or jack, more than one set can be employed.