ClassID:

247207

Y10T74/2183 - CPC Classification

Classification description:

Machine element or mechanism; Elements; Cranks and wrist pins Counterbalanced

Sub-classes:
Recent Application in this class:
#1
20200246426
2020-08-06

Balance shaft having reduced mass and inertia

#2
20190040932
2019-02-07

Counterweight, and crankshaft with the counterweight

#3
20150330379
2015-11-19

Air compressor with improved rotating device

#4
20150276015
2015-10-01

Tunnel-style crankshaft with counterweights of increased radial profile

#5
20150226313
2015-08-13

Torque arm structure

#6
20150027272
2015-01-29

Crankshaft structure

#7
20140224196
2014-08-14

Crankshaft

#8
20140102248
2014-04-17

Balancing a pendulum-absorber crankshaft

#9
20140060240
2014-03-06

Combined hub, counterweight and crank arm with single piece steel body

#10
20130319173
2013-12-05

Middle web crankshaft having forged stress relief

#11
20130098328
2013-04-25

Balancing an opposed-piston, opposed-cylinder engine

#12
20130098198
2013-04-25

Pendulum vibration absorber on a crankshaft

#13
20130068187
2013-03-21

Encapsulated balance shaft and method

#14
20130025563
2013-01-31

Engine including crank pin with angled oil passageway

#15
20130019818
2013-01-24

Diesel aircraft engine

#16
20130008408
2013-01-10

High efficiency internal explosion engine

#17
20120255514
2012-10-11

Engine balance masses and drives

#18
20120204848
2012-08-16

Crankshaft for a two-stroke engine

#19
20120137827
2012-06-07

Filler member for crankshaft

#20
20120125281
2012-05-24

Countershaft

#21
20120055438
2012-03-08

Having a crankshaft and two balancer shafts

#22
20120048226
2012-03-01

Reduced mass crankshaft

#23
20120037109
2012-02-16

Mass balancing mechanism of an internal combustion engine

#24
20110308492
2011-12-22

Balancer device of engine

#25
20110277720
2011-11-17

Compact second order balance shaft arrangement with low inertia driven shaft

#26
20110253091
2011-10-20

Engine balancer system

#27
20110217198
2011-09-08

Shaft mounted counterweight, method and scroll compressor incorporating same

#28
20110155089
2011-06-30

Mass balancing device for a reciprocating piston internal combustion engine

#29
20110120407
2011-05-26

Balance shaft module of engine

#30
20110094469
2011-04-28

Method and apparatus for securing a balancer shaft module

#31
20110083632
2011-04-14

Mass balancing mechanism and assembly method

#32
20110083631
2011-04-14

Method and device for reducing rotational non-uniformities of the crankshaft of an internal combustion piston engine

#33
20110073060
2011-03-31

Engine balance masses and drives

#34
20110067666
2011-03-24

Engine balancer system

#35
20110030643
2011-02-10

Mass balancing mechanism

#36
20110023809
2011-02-03

Unbalanced shaft

#37
20110011364
2011-01-20

Engine balancer device

#38
20100199940
2010-08-12

Mass balancing mechanism of an internal combustion engine

#39
20100192894
2010-08-05

Balancing shaft

#40
20100176591
2010-07-15

RECIPROCATING PISTON MACHINE WITH OSCILLATING BALANCING ROTORS

#41
20100172707
2010-07-08

Vibration-reduction mechanism for gear cutting machine

#42
20100170467
2010-07-08

Balancer of engine, engine, and outboard motor

#43
20100147248
2010-06-17

Engine balance shaft housing and method of assembling same

#44
20100132652
2010-06-03

Balancing shaft

#45
20100065006
2010-03-18

Pulser plate mounting structure

#46
20100043739
2010-02-25

Balance weight system of crankshaft

#47
20100000490
2010-01-07

Mass balance unit

#48
20090314131
2009-12-24

Spring counterbalance for rotating load

#49
20090308344
2009-12-17

Shaft

#50
20090308343
2009-12-17

Balancing shaft

#51
20090277414
2009-11-12

Balancing assembly of an engine

#52
20090255503
2009-10-15

Two-plane type crankshaft

#53
20090223483
2009-09-10

Power linkage assembly for a high efficiency internal explosion engine

#54
20090205602
2009-08-20

Compensation shaft of a multi-cylinder engine

#55
20090185931
2009-07-23

Shaft mounted counterweight, method and scroll compressor incorporating same

#56
20090133661
2009-05-28

Balance shaft unit

#57
20090050100
2009-02-26

Heat transfer member for balancer housing

#58
20090044779
2009-02-19

Compensating shaft for an engine

#59
20090032783
2009-02-05

Counterbalancing shaft accommodating structure

#60
20080264199
2008-10-30

Shaft such as a camshaft for internal combustion engines

#61
20080257296
2008-10-23

In-line four cylinder engine for vehicle and vehicle provided with the engine

#62
20080216789
2008-09-11

Engine balancer system

#63
20080202463
2008-08-28

Balancing shaft unit

#64
20080121203
2008-05-29

Balancing shaft

#65
20080115757
2008-05-22

Counterweight arrangement for an internal combustion engine in a motor vehicle

#66
20080041330
2008-02-21

Compensating shaft drive

#67
20080041174
2008-02-21

Bearing structure for a reciprocating shaft in a reciprocating saw

#68
20080035095
2008-02-14

Balancing device for an engine

#69
20080022961
2008-01-31

Piston engine

#70
20080017158
2008-01-24

Engine balancer system

#71
20080011260
2008-01-17

Engine balancer system

#72
20080010840
2008-01-17

Bearing structure for a reciprocating shaft in a reciprocating saw

#73
20080009376
2008-01-10

Engine balancer

#74
20070209616
2007-09-13

Diesel aircraft engine

#75
20070089699
2007-04-26

Balancer driven gear of engine

#76
20070079786
2007-04-12

Engine balancer apparatus

#77
20070051197
2007-03-08

Crankshaft of in-line four-cylinder engine

#78
20070034044
2007-02-15

Crankshaft for V-type six-cylinder engine

#79
20070028867
2007-02-08

Diesel aircraft engine

#80
20070012278
2007-01-18

Bearing system and balancer

#81
20060231059
2006-10-19

Internal combustion engine

#82
20060191506
2006-08-31

Engine balancer system

#83
20060180019
2006-08-17

Piston balancing system

#84
20060150944
2006-07-13

Torsionally damped rotary shafts

#85
20050284254
2005-12-29

Balance shaft

#86
20050268877
2005-12-08

Engine balancer system

#87
20050235943
2005-10-27

Viscous damper

#88
20050235773
2005-10-27

Crankshaft for a v-type internal combustion engine

#89
20050025651
2005-02-03

Method of correcting imbalance of a scroll compressor