ClassID:

136725

F01C21/0836 - CPC Classification

Classification description:

Component parts, details or accessories not provided for in groups  - ; Rotary pistons; Construction of vanes or vane holders; Vane tracking; control therefor by mechanical means comprising guiding means, e.g. cams, rollers

Recent Application in this class:
#1
20240368992
2024-11-07

AIR MOTOR WITH INCREASED DWELL AT MAX VANE EXTENSION

#2
20240344515
2024-10-17

Oil pump

#3
20230358228
2023-11-09

Rotary vane pump

#4
20230243261
2023-08-03

External combustion rotary engine

#5
20230184127
2023-06-15

Rotary vane device with longitudinally extending seals

#6
20230073004
2023-03-09

ROTARY MACHINE WITH HUB DRIVEN TRANSMISSION ARTICULATING A FOUR BAR LINKAGE

#7
20220325661
2022-10-13

Rotary machine with hub driven transmission articulating a four bar linkage

#8
20220112807
2022-04-14

VANE PUMP

#9
20220106958
2022-04-07

VANE PUMP AND METHOD FOR THE OPERATION THEREOF

#10
20210381511
2021-12-09

Rotary compressor

#11
20210301818
2021-09-30

Rotary compressor

#12
20210301662
2021-09-30

Rotary vane compressor with a step in the bearing adjacent the rail groove

#13
20210293146
2021-09-23

Displacement expanding apparatus and engine including the same

#14
20210140317
2021-05-13

Rotating heating chamber apparatus and method of use thereof

#15
20210131346
2021-05-06

Rotary internal combustion motor with spark plugs and pre-heating spark plugs

#16
20210095669
2021-04-01

Hermetic compressor

#17
20200392847
2020-12-17

VANE PUMP

#18
20200370552
2020-11-26

Rotary sliding vane machine with hydrostatic slide bearings for the vanes

#19
20200347844
2020-11-05

Vane pump having a side member including a triangular-shaped protruding opening portion in communication with a back pressure opening portion for preventing wear of an inner circumference cam face

#20
20200325895
2020-10-15

Variable volume chamber device

#21
20200300092
2020-09-24

Variable lubricant vane pump

#22
20200217203
2020-07-09

Rotary compressor

#23
20200182057
2020-06-11

Vane-type air motor

#24
20200080421
2020-03-12

Rotary device

#25
20200011180
2020-01-09

Hydraulic machine with stepped roller vane and fluid power system including hydraulic machine with starter motor capability

#26
20190301452
2019-10-03

VANE PUMP

#27
20190264685
2019-08-29

Rotary device having a circular guide ring

#28
20190234657
2019-08-01

Modified two-phase cycle

#29
20190226395
2019-07-25

Single chamber multiple independent contour rotary machine

#30
20180347363
2018-12-06

Circle ellipse engine

#31
20180223844
2018-08-09

Hermetic compressor having a vane with guide portion

#32
20180213806
2018-08-02

Mass supply system

#33
20180213805
2018-08-02

MASS SUPPLY SYSTEM

#34
20180163543
2018-06-14

VANE PUMP WITH ONE OR MORE LESS RESTRICTED VANES

#35
20180149154
2018-05-31

Vane pump and method for the operation thereof

#36
20180128107
2018-05-10

Vane oil pump with different back pressure supplied to vanes

#37
20180106252
2018-04-19

Vane spacing for a variable displacement oil pump

#38
20180106152
2018-04-19

Hydraulic machine

#39
20180003059
2018-01-04

Pneumatic motor for a pneumatic tool

#40
20170198695
2017-07-13

Vacuum pump with eccentrically driven vane (eccentric pump design)

#41
20170184105
2017-06-29

Vane pump device for controlling fluid supplied to vane grooves

#42
20170184104
2017-06-29

Vane pump device for controlling deviation of a force applied to the vanes

#43
20170184102
2017-06-29

Vane pump device for controlling force applied to vanes

#44
20170122313
2017-05-04

Vane pump device

#45
20170122312
2017-05-04

Vane pump device

#46
20170022813
2017-01-26

Vane pump

#47
20160312691
2016-10-27

Isochoric heat addition engines and methods

#48
20160201668
2016-07-14

Concentric rotary fluid machine

#49
20160194959
2016-07-07

Rotary engine vane drive method and apparatus

#50
20160138398
2016-05-19

Hydraulic vane-type machine

#51
20150139846
2015-05-21

Blade-type fluid transmission device

#52
20150110659
2015-04-23

Vane pump

#53
20150090228
2015-04-02

Isochoric heat addition engines and methods

#54
20150037188
2015-02-05

Vane pump assembly

#55
20150017046
2015-01-15

Rotary compressor having gate axially movable with respect to rotor

#56
20150017042
2015-01-15

High torque rotary motor with multi-lobed ring with inlet and outlet

#57
20140356213
2014-12-04

Rotary machine

#58
20140342072
2014-11-20

Mass supply system

#59
20140294642
2014-10-02

Vane compressor that suppresses the wear at the tip of the vane

#60
20140286807
2014-09-25

Vane compressor having a second discharge port that includes an opening portion to a compression space

#61
20140271316
2014-09-18

Reducing flow communication between chambers of guided-vane rotary apparatus

#62
20140271315
2014-09-18

Vane compressor having a vane supporter that suppresses leakage of refrigerant

#63
20140271303
2014-09-18

Vane-type compressor having an oil supply channel between the oil resevoir and vane angle adjuster

#64
20140241927
2014-08-28

Vane-type hydraulic device having vane formed with engaging groove

#65
20140234150
2014-08-21

Vane pump with a vane ring, a vane ring housing chamber and vane ring opposite pressure chambers

#66
20140140880
2014-05-22

Rotary fluid machine operable as a motor or a pump

#67
20140119969
2014-05-01

Vane pump

#68
20140020662
2014-01-23

Vehicle oil pump

#69
20130266466
2013-10-10

Blade-type fluid transmission device

#70
20130251571
2013-09-26

Vane pump

#71
20130202472
2013-08-08

Oval chamber vane pump

#72
20130202468
2013-08-08

Oval chamber vane pump

#73
20130149178
2013-06-13

Vane compressor with vane aligners

#74
20130142635
2013-06-06

Rotary energy generating system and corresponding device

#75
20130078127
2013-03-28

Vane cell pump with vane plate guide crosspieces and synchronization cylinder

#76
20130064705
2013-03-14

Vane compressor with vane aligners

#77
20130022487
2013-01-24

VANE PUMP

#78
20120315171
2012-12-13

Method and device for adjusting the compression in a vane cell pump

#79
20120275907
2012-11-01

Fluid energy machine

#80
20120207639
2012-08-16

Rotary compressor having gate axially movable with respect to rotor

#81
20120189481
2012-07-26

Rotor type pump

#82
20120051958
2012-03-01

Compressor with liquid injection cooling

#83
20120034125
2012-02-09

Vane pump with improved rotor and vane extension ring

#84
20120031370
2012-02-09

CONTROL OF THE VANES OF A VANE CELL MACHINE

#85
20120031368
2012-02-09

Rotary machine with roller controlled vanes

#86
20120009078
2012-01-12

Vane compressor

#87
20120000199
2012-01-05

Positive displacement rotary vane engine

#88
20110311387
2011-12-22

High efficiency fixed displacement vane pump including a compression spring

#89
20110280757
2011-11-17

Rotary machine of the deformable rhombus type comprising an improved transmission mechanism

#90
20110023814
2011-02-03

Isochoric heat addition engines and methods

#91
20110017169
2011-01-27

Rotary combustion engine and hydraulic motor

#92
20100319653
2010-12-23

REDUCED FRICTION ROTARY COMBUSTION ENGINE

#93
20100304262
2010-12-02

Controlled-clearance sealing compressor devices

#94
20100158740
2010-06-24

Vane machine

#95
20100154402
2010-06-24

Flow rate control device of hydraulic pump in power steering system

#96
20090269234
2009-10-29

Vane cell pump and impeller having a chamber wall with a projecting web

#97
20090269232
2009-10-29

Variable displacement vane pump with enhanced discharge port

#98
20090223480
2009-09-10

Internal combustion engine

#99
20090194065
2009-08-06

Rotary piston type internal combustion engine

#100
20090180913
2009-07-16

Sliding vane pump with internal cam ring

#101
20090175750
2009-07-09

VARIABLE DELIVERY VANE OIL PUMP, IN PARTICULAR FOR OIL

#102
20090155113
2009-06-18

VARIABLE DELIVERY VANE OIL PUMP

#103
20090084099
2009-04-02

Rotary engine with inlet and outlet valves

#104
20090081064
2009-03-26

Rotary compressor having gate axially movable with respect to rotor

#105
20090081063
2009-03-26

Rotary fluid-displacement assembly

#106
20090081061
2009-03-26

PERIPHERALLY PIVOTED OSCILLATING VANE MACHINE

#107
20090074602
2009-03-19

Rotary type fluid machine

#108
20090053088
2009-02-26

Reduced rotor assembly diameter vane pump

#109
20090031979
2009-02-05

Oscillating piston machine

#110
20090028735
2009-01-29

Vane-cell machine and method for waste heat utilization, using vane-cell machines

#111
20080304961
2008-12-11

Noise Reduced Variable Displacement Vane Pump

#112
20080216792
2008-09-11

Positive displacement rotary vane engine

#113
20080138229
2008-06-12

Steam Driven Engine

#114
20080135012
2008-06-12

Shuba rotary internal combustion engine with rotating combustion chambers

#115
20080056923
2008-03-06

Rotary compressor with a filling member in the vane slot

#116
20080041056
2008-02-21

EXTERNAL HEAT ENGINE OF THE ROTARY VANE TYPE AND COMPRESSOR/EXPANDER

#117
20070292292
2007-12-20

Vane cell pump

#118
20070204831
2007-09-06

Internal combustion engine

#119
20070148027
2007-06-28

Rotary pump provided with an axially movable blade

#120
20070059195
2007-03-15

Rotary piston pump end pressure regulation system

#121
20070031278
2007-02-08

Reversible valving system for use in pumps and compressing devices

#122
20070031277
2007-02-08

Controlled-clearance sealing compressor devices

#123
20070023001
2007-02-01

Balanced rotary internal combustion engine or cycling volume machine

#124
20060124101
2006-06-15

Rotary vane engine and thermodynamic cycle

#125
20060054129
2006-03-16

K.Engine

#126
20050193975
2005-09-08

Rotary engine

#127
20050135950
2005-06-23

Oscillating piston machine

#128
20050129528
2005-06-16

Variable displacement vane pump with variable target regulator

#129
20050079084
2005-04-14

Rotary pistons

#130
20050063855
2005-03-24

Rotary fluid machinery

#131
20050053509
2005-03-10

Hinged-vane rotary pump

#132
20050031480
2005-02-10

Rotary fluid machine

#133
20050031479
2005-02-10

Rotary fluid machine

#134
20050025653
2005-02-03

Rotary fluid machine

#135
20050025633
2005-02-03

Rotating fluid machine

#136
20050005898
2005-01-13

Multi-stage modular rotary internal combustion engine

#137
20050000483
2005-01-06

Balanced rotary internal combustion engine or cycling volume machine

#138
14669284
2018-10-30

Vane heat engine