Cutting tools > Plural cooperating blades > Shears > Multiple shearing position > Reciprocating and/or oscillating blade > Rotary power source > Crank or cam, lever and slide > Patents

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Class Information
Number: 30/218
Name: Cutlery > Cutting tools > Plural cooperating blades > Shears > Multiple shearing position > Reciprocating and/or oscillating blade > Rotary power source > Crank or cam, lever and slide
Description: Shears in which movement is imparted to the blade or blades by means of a crank or cam, a lever and a sliding element, which latter may be the blade.

Patents under this class:

Patent Number	Title Of Patent	Date Issued
6598299	Eccentric drive for a portable handheld work apparatus	Jul. 29, 2003
5768933	Motion converter for converting rotation into to-and-fro displacement	Jun. 23, 1998
4979303	Self hair cutting device	Dec. 25, 1990
4813133	Apparatus for a medical treatment preparation procedure	Mar. 21, 1989
4723362	Drive device for clippers	Feb. 9, 1988
4395821	Device having a long-hair cutting unit	Aug. 2, 1983
D244744	Detachable grass shear head for cordless tool	Jun. 21, 1977
3973378	Cordless grass trimmer having removable battery pack	Aug. 10, 1976