US Patent: 419,270 - Improvements in Implements For Imparting Rotary Motion


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


Quick search:	Patent number:	Patent Date:

US Patent: 419,270

Pliers
Improvements in Implements For Imparting Rotary Motion

Patentee:

Abbot Augustus Low (exact or similar names) - Brooklyn, NY

USPTO Classifications:

269/161, 269/238, 81/321, 81/334, 81/DIG.6

Tool Categories:

pliers

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

D. W. Gardner

Wm. A. Pollock

Geo. W. Miatt

Patent Dates:
Applied:	Feb. 27, 1889
Granted:	Jan. 14, 1890

Patent Pictures:

Abbot Augustus Low patent January 14, 1890

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

Description:

A clock or watch key which can be clamped in the closed position by a thumb screw. The thumb screw also acts as the handle for the subsequent spring winding.

Low's parallel patent (no. 419,272) is a specialized modification of this idea.