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Class Information
Number: 30/208
Name: Cutlery > Cutting tools > Plural cooperating blades > Shears > Multiple shearing position > Reciprocating and/or oscillating blade
Description: Shears in which at least one of the blades reciprocates or oscillates relative to the other.










Sub-classes under this class:

Class Number Class Name Patents
30/209 Reciprocating or oscillating power source 8
30/215 Rotary power source 5
30/221 With blade-tension means 14


Patents under this class:

Patent Number Title Of Patent Date Issued
8610329 Drive unit for a hair cutting machine Dec. 17, 2013
8549756 Hair clipper with a vibrator motor Oct. 8, 2013
8539678 Device for a pole hedge cutter or the like Sep. 24, 2013
8479400 Hair clipper Jul. 9, 2013
8397389 Power tool Mar. 19, 2013
8341846 Hair clippers with electrically adjustable blades Jan. 1, 2013
8276279 Hair clipper with a vibrator motor Oct. 2, 2012
8186064 Shaving apparatus May. 29, 2012
8132332 Cutting device Mar. 13, 2012
8104178 Cutting head for an electric hair cutting machine Jan. 31, 2012
8024862 Hair clipper Sep. 27, 2011
7992308 Extended reach hedge trimmer Aug. 9, 2011
7961816 Device for and method of signal synchronization in a communication system Jun. 14, 2011
7913399 Blade set for hair clipper Mar. 29, 2011
7603781 Foliage trimmer with adjustable curvature of the flexible cutting blade assembly Oct. 20, 2009
7549361 Vibration damping apparatus for reciprocating drive and cutting head Jun. 23, 2009
7407015 Safety mechanism for power tool and power tool incorporating such mechanism Aug. 5, 2008
7401660 Latch mechanism for pivoting handle assembly of a power tool Jul. 22, 2008
7340839 Hair clipper having moving lower blade Mar. 11, 2008
7188422 Attachment for hair clippers Mar. 13, 2007
7155830 Portable working machine Jan. 2, 2007
7080458 Ceramic movable blades for blade sets of hair clippers Jul. 25, 2006
7047649 Power cord for a hand-held electrical device May. 23, 2006
7020967 Rod cutting device Apr. 4, 2006
6415515 System, apparatus, and method for blade clearance tuning Jul. 9, 2002
6314648 Dual blade hair clipper Nov. 13, 2001
6243955 Hair clipper attachment device and method of use Jun. 12, 2001
6192769 Adjustable gearhead for a hedge trimmer attachment Feb. 27, 2001
5809653 Attachment system for battery powered tool Sep. 22, 1998
5787587 Vibrator motor Aug. 4, 1998
5426856 Hand-held gardening machine Jun. 27, 1995
5386634 Means for preventing the interchanging of cutting head assemblies with unsuitable clipper bodies and vice versa Feb. 7, 1995
5155914 Reciprocating saw-blade device Oct. 20, 1992
5106364 Surgical cutter Apr. 21, 1992
5092048 Cutting head assembly for hair trimmers Mar. 3, 1992
5054202 Pruning machine Oct. 8, 1991
4998401 Mowing machine Mar. 12, 1991
4899444 Disposable clipper head and method for making the same Feb. 13, 1990
4765060 Disposable shaver head Aug. 23, 1988











 
 
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