F01C21/007 - CPC Classification Index

#1

20250264023

2025-08-21

INTERNAL COMBUSTION ENGINE

#2

20250243759

2025-07-31

ROTATIONAL ENGINE WITH INNER AND OUTER RINGS

#3

20240337186

2024-10-10

Rotor assembly with cooling channels separated by ribs for a rotary engine

#4

20240141789

2024-05-02

Rotational engine with inner and outer rings

#5

20230235670

2023-07-27

Accumulator fixing device for compressor and compressor having the same

#6

20230167819

2023-06-01

Scroll compressor including discharge guide to quicken discharge refrigerant flow movement

#7

20220235661

2022-07-28

NITROGEN DRIVEN DC GENERATOR

#8

20220162944

2022-05-26

Compressed air driven inverter generator

#9

20220154710

2022-05-19

Diaphragm pump and motor system and method

#10

20220034324

2022-02-03

Compressor

#11

20220018255

2022-01-20

Rotational engine with inner and outer rings

#12

20190331120

2019-10-31

Device for driving a compressor

#13

20190211680

2019-07-11

NEW TYPE GEAR SYSTEM

#14

20190203718

2019-07-04

Screw compressor for a utility vehicle

#15

20190202269

2019-07-04

Retention arrangement of a refrigerant compressor on a bodywork of a motor vehicle, and a motor vehicle

#16

20190145410

2019-05-16

Pump sleeve for integrated drive generator

#17

20190101115

2019-04-04

Scroll-type fluid machine and method for assembling same

#18

20190061474

2019-02-28

Compressor and a mounting apparatus for mounting the compressor

#19

20190036287

2019-01-31

Diaphragm pump and motor system and method

#20

20180370517

2018-12-27

Arrangement of an electric vacuum pump in a vehicle

#21

20180320519

2018-11-08

Scroll compressor having a baseplate including first and second cylindrical rim portions

#22

20180291904

2018-10-11

Compressor system with internal air-water cooling

#23

20180142554

2018-05-24

Oil-lubricated slide vane rotary vacuum pump with oil separating and reconditioning device

#24

20180128253

2018-05-10

Compressor system for generating compressed air, as well as method for operating a compressor system that generates compressed air

#25

20180112908

2018-04-26

Mounting structure of compressor of refrigerator and mounting method thereof

#26

20180066657

2018-03-08

Compressor

#27

20170321699

2017-11-09

Compressor system

#28

20170306760

2017-10-26

Eccentric screw pump

#29

20170268493

2017-09-21

Compressor mounting system

#30

20170268340

2017-09-21

Scroll Fluid Machine

#31

20170218958

2017-08-03

Vacuum system

#32

20170211390

2017-07-27

SCROLL TYPE FLUID MACHINE

#33

20170130721

2017-05-11

Rotary compressor

#34

20170114785

2017-04-27

Screw spindle pump

#35

20160369800

2016-12-22

Suction/compression assembly for a waste material intake equipment or system

#36

20160356274

2016-12-08

Press-fit bearing housing with non-cylindrical diameter

#37

20160327039

2016-11-10

Attachment structure for compressor

#38

20160251961

2016-09-01

Rotary internal combustion engine, gas compressor, and liquid pump

#39

20160223070

2016-08-04

Vehicle drive device

#40

20160097389

2016-04-07

Package type compressor

#41

20160090987

2016-03-31

Electric compressor

#42

20160032943

2016-02-04

Compressor system

#43

20160003226

2016-01-07

Electric pump apparatus

#44

20150377025

2015-12-31

ROTARY PISTON ENGINE

#45

20150330409

2015-11-19

Air compressor system

#46

20150329125

2015-11-19

Air compressor unit for vehicle

#47

20150247497

2015-09-03

Waterproof pump enclosure and system including same

#48

20150211516

2015-07-30

Floating scroll seal with retaining ring

#49

20150165639

2015-06-18

Arrangement for achieving a reciprocal motion in particular for a chain saw

#50

20150147205

2015-05-28

Electric compressor for vehicle air conditioner

#51

20150037176

2015-02-05

Compressed air device for allowing the expeditious adjustment of drive belts

#52

20140314586

2014-10-23

Package type fluid machine

#53

20140271233

2014-09-18

Modular pump platform

#54

20140202656

2014-07-24

Compressor mounting system

#55

20140144942

2014-05-29

Adhesive melter having quick change pump pack assembly and associated methods

#56

20140134034

2014-05-15

Fluid machine

#57

20140017106

2014-01-16

Compressor including suction baffle

#58

20130280062

2013-10-24

Coupling structure for vacuum exhaust device and vacuum exhaust system

#59

20130259717

2013-10-03

Vacuum pump for applications in vacuum packaging machines

#60

20130251577

2013-09-26

Scroll compressor with tilting slider block

#61

20130251575

2013-09-26

Floating scroll seal with retaining ring

#62

20130251563

2013-09-26

Press-fit bearing housing with non-cylindrical diameter

#63

20130251557

2013-09-26

Motor-driven compressor

#64

20130236344

2013-09-12

Scroll fluid machine

#65

20130219952

2013-08-29

Hermetically sealed rotary compressor and refrigeration cycle device

#66

20130142682

2013-06-06

Compressor motor and electric compressor including the same

#67

20130136643

2013-05-30

Oil free compressor system

#68

20130136586

2013-05-30

Electric pump

#69

20130133765

2013-05-30

Fuel pump assembly

#70

20130108484

2013-05-02

UREA SOLUTION PUMP STRUCTURE

#71

20130089450

2013-04-11

Scroll compressor with Oldham ring

#72

20130078118

2013-03-28

Sub-frame integration of motor-compressor systems

#73

20130064699

2013-03-14

HYDRAULIC TRANSPORT DEVICE AND ELECTROHYDRAULIC CONTROL MODULE

#74

20130039791

2013-02-14

Scroll pump including drive shaft extending through fixed scroll

#75

20130004345

2013-01-03

MOTOR-DRIVEN COMPRESSOR

#76

20120263614

2012-10-18

Housingless positive displacement pump assembly

#77

20120251372

2012-10-04

Screw compressor

#78

20120251356

2012-10-04

Shock protector for a compressor's drive circuit

#79

20120251348

2012-10-04

MOTOR-DRIVEN COMPRESSOR

#80

20120244021

2012-09-27

PUMP MOUNTING STRUCTURE

#81

20120219446

2012-08-30

Input shaft assembly for gear pump

#82

20120219445

2012-08-30

Seal retaining sleeve for gear pump

#83

20120219444

2012-08-30

Input shaft lubrication for gear pump

#84

20120207866

2012-08-16

Double-flow screw spindle machine

#85

20120189478

2012-07-26

VACUUM PUMP SYSTEM

#86

20120164010

2012-06-28

Diaphragm pump and motor system and method

#87

20120139260

2012-06-07

Power supply systems

#88

20120076680

2012-03-29

Mounting and damping system for a compressor

#89

20120034110

2012-02-09

VACUUM PUMP HOUSING AND SET OF COOLING ELEMENTS FOR A VACCUM PUMP HOUSING

#90

20120020781

2012-01-26

Lube pump retention method

#91

20120014817

2012-01-19

Compressed air device for allowing the expeditious adjustment of drive belts

#92

20110268595

2011-11-03

Variable capacity vane pump

#93

20110256010

2011-10-20

Scroll compressor having an allowable angle of rotation

#94

20110243763

2011-10-06

Motor-driven compressor

#95

20110223050

2011-09-15

VANE PUMP APPARATUS

#96

20110135503

2011-06-09

Compressor with sensor and valve plate arrangement

#97

20110129377

2011-06-02

Scroll Compressor and Method for Manufacturing the Same

#98

20100303658

2010-12-02

Water-Cooled Oil-Free Air Compressor

#99

20100254836

2010-10-07

Oil-cooled screw compressor

#100

20100247361

2010-09-30

Compressor

#101

20100209259

2010-08-19

EVACUATION APPARATUS

#102

20100122550

2010-05-20

Hermetic compressor and refrigeration cycle device having the same

#103

20100122549

2010-05-20

Hermetic compressor including a backflow preventing portion and refrigeration cycle device having the same

#104

20100090087

2010-04-15

Compressor mounting system

#105

20100089092

2010-04-15

Refrigeration cycle apparatus and fluid machine used therefor

#106

20100074768

2010-03-25

Access cover for pressurized connector spool

#107

20100068083

2010-03-18

Compressor and electric motor combination

#108

20100021329

2010-01-28

Scroll compressor having an allowable angle of rotation

#109

20100007133

2010-01-14

Axially moveable spool connector

#110

20090269192

2009-10-29

Support member for optimizing dynamic load distribution and attenuating vibration

#111

20090220359

2009-09-03

Compressor assembly

#112

20090185932

2009-07-23

Scroll compressor build assembly

#113

20090185930

2009-07-23

Scroll compressor with housing shell location

#114

20090185929

2009-07-23

Mounting base and scroll compressor incorporating same

#115

20090123302

2009-05-14

Screw compressor in which low and high pressure stage compressor bodies overly at least portion of motor body

#116

20090110578

2009-04-30

Progressing cavity pump with split stator

#117

20090110565

2009-04-30

Sanitary pump assembly

#118

20090038852

2009-02-12

Pumping system

#119

20090004039

2009-01-01

Single stage root type-vacuum pump and vacuum fluid transport system employing the single stage root type-vacuum pump

#120

20080310986

2008-12-18

Oil-cooled screw compressor

#121

20080219865

2008-09-11

Compressor assembly having vibration attenuating structure

#122

20080199322

2008-08-21

Method And Apparatus For Pumping Out The Liquid In A Container

#123

20070217939

2007-09-20

GAS-COMPRESSION MODULE FOR A FUEL CELL

#124

20070161452

2007-07-12

Limited slip differential with friction using a pressure generating device

#125

20070148027

2007-06-28

Rotary pump provided with an axially movable blade

#126

20070116582

2007-05-24

Compressor mounting bracket and method of making

#127

20070104587

2007-05-10

Evacuation apparatus

#128

20070077162

2007-04-05

Oil-cooled screw compressor

#129

20060280626

2006-12-14

Screw compressor

#130

20060180397

2006-08-17

Instrument tilting apparatus

#131

20060180396

2006-08-17

Lubricant collection apparatus

#132

20060170314

2006-08-03

Vacuum pump cabinet

#133

20060120890

2006-06-08

Drive system for fluid flow device

#134

20060093494

2006-05-04

Rotary hermetic compressor and refrigeration cycle system

#135

20050063844

2005-03-24

Package-type fluidic apparatus

#136

20050013704

2005-01-20

Cooling air inlet arrangement