Patents-Review.com
ClassID:

143502 ⎘

F04C14/06 - CPC Classification

Classification description:

Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations specially adapted for stopping, starting, idling or no-load operation

Sub-classes:
Recent Application in this class:
#1
20250264101
2025-08-21

SCROLL COMPRESSOR

 #2
20230366397
2023-11-16

SYSTEMS AND METHODS FOR OPERATION MODES FOR AN AIR COMPRESSOR

 #3
20230349378
2023-11-02

Fault rectification method for a progressive cavity pump of a conveyor device for conveying viscous building materials

 #4
20230167818
2023-06-01

Eccentric screw pump with working engagement and idle engagement and method for controlling the eccentric screw pump

 #5
20230028279
2023-01-26

PROGRESSIVE CAVITY PUMP CARTRIDGE WITH INFRARED TEMPERATURE SENSORS ON FLUID INLET AND OUTLET

 #6
20230008105
2023-01-12

Hydraulic device configured as a starter motor

 #7
20220412350
2022-12-29

Oil pump device

 #8
20220389926
2022-12-08

Eccentric screw pump with a pressure chamber between an elastomeric stator portion and a casing

 #9
20220178368
2022-06-09

PROGRESSIVE CAVITY PUMP SYSTEM HAVING REVERSE MODE

 #10
20220106958
2022-04-07

VANE PUMP AND METHOD FOR THE OPERATION THEREOF

 #11
20210262466
2021-08-26

Pump with detection of absolute angle of rotation

 #12
20210215157
2021-07-15

Device for pumping fluid

 #13
20200340473
2020-10-29

Vane pump

 #14
20200232355
2020-07-23

Machine provided with an oil pump and a method to start such a machine

 #15
20200124046
2020-04-23

Controlling the gap geometry in an eccentric screw pump

 #16
20200014277
2020-01-09

Portable fuel pump

 #17
20200011180
2020-01-09

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

 #18
20190376510
2019-12-12

Remote pump managing device

 #19
20190277277
2019-09-12

Motor drive system and method

 #20
20190277171
2019-09-12

Rotary pump with supporting pockets

 #21
20190249650
2019-08-15

Motor drive system and method

 #22
20190048899
2019-02-14

Hydraulic device that controls pulsation in first oil by increasing rotation number of second pump

 #23
20180258926
2018-09-13

PUMP SYSTEM

 #24
20180238403
2018-08-23

Driving power transmission device

 #25
20180230996
2018-08-16

Liquid fuel delivery comprising a pump to deliver liquid fuel from a storage source to a delivery location and a controller mitigating power to operate the pump on the basis of a predetermined liquid threshold at the pump inlet

 #26
20180149154
2018-05-31

Vane pump and method for the operation thereof

 #27
20180135624
2018-05-17

OIL SUPPLY DEVICE AND METHOD OF CONTROLLING ELECTRIC OIL PUMP

 #28
20180016871
2018-01-18

Diverter valve for progressing cavity pump

 #29
20170335845
2017-11-23

Pump for an additive

 #30
20170201146
2017-07-13

Portable fuel pump

 #31
20170089337
2017-03-30

Arrangement for specifying a pressure

 #32
20170074262
2017-03-16

VEHICLE HYDRAULIC DEVICE

 #33
20160281712
2016-09-29

TANDEM ELECTRIC PUMP

 #34
20160281710
2016-09-29

Operation control device for limiting the amount a positive displacement pump over or undershoots a target operating parameter value, pump system and method for operating such

 #35
20160252083
2016-09-01

Turbomachine which can be operated both as hydraulic motor and as pump

 #36
20160138592
2016-05-19

Variable lubricant vane pump

 #37
20160108785
2016-04-21

Method for operating a device for the dosed supply of a liquid

 #38
20150292504
2015-10-15

INDUCED HOLLOW SPIRAL DRIVING APPARATUS

 #39
20150231293
2015-08-20

Methods and Systems for Sterilization of Medical Instruments

 #40
20150139818
2015-05-21

Motor driven compressor

 #41
20150132169
2015-05-14

Positive displacement pump having axial movement coupling and rotational decoupling

 #42
20150125332
2015-05-07

Pump

 #43
20150125331
2015-05-07

Displacement pump having fluidly connected pressure chambers

 #44
20150114790
2015-04-30

Pump apparatus with switching valve and driving power transmission device

 #45
20150037181
2015-02-05

Pump arrangement having temperature control components

 #46
20150010419
2015-01-08

Pump having a cold starting device

 #47
20140328709
2014-11-06

Hydraulic machine with vane retaining mechanism

 #48
20140301877
2014-10-09

Pump device for delivering a medium

 #49
20140163748
2014-06-12

Control system for variable displacement pump

 #50
20140056720
2014-02-27

Pump system

 #51
20140023544
2014-01-23

Freewheel hydraulic motor

 #52
20130183167
2013-07-18

Operation control device for limiting the amount a positive displacement pump over-or undershoots a target operating parameter value, pump system and method for operating such

 #53
20130177450
2013-07-11

CONTROL OF A PUMP DEVICE

 #54
20130171010
2013-07-04

Motor control unit and electric pump unit

 #55
20130028752
2013-01-31

Priming of gear pump in alternative attitudes

 #56
20120317965
2012-12-20

AUTOMATED HYDRAULIC POWER SYSTEM AND A METHOD OF OPERATING AN AUTOMATED HYDRAULIC POWER SYSTEM

 #57
20110250086
2011-10-13

Frame rotated hydraulic motor with improved parking brake

 #58
20110211985
2011-09-01

Pump having a flow guide device between at least one pressure plate and a housing

 #59
20110211984
2011-09-01

Pump unit of a vane pump with movable sleeve and spring element

 #60
20110150682
2011-06-23

Cam bearing flow control for rotating cam ring vane pump

 #61
20110129359
2011-06-02

VARIABLE OUTPUT PUMP

 #62
20110129356
2011-06-02

Electric-motor-driven oil pump control system

 #63
20110052436
2011-03-03

Rotary lobe pump with angular gear

 #64
20100316519
2010-12-16

Friction drive pump for transfer cases, etc

 #65
20100260638
2010-10-14

Gear pump

 #66
20100189586
2010-07-29

Pump housing

 #67
20100111723
2010-05-06

On-demand on-off water pump assembly

 #68
20090280021
2009-11-12

Hydraulic machine with vane retaining mechanism

 #69
20090180913
2009-07-16

Sliding vane pump with internal cam ring

 #70
20090142215
2009-06-04

Vane pump with tilting pad radial bearings

 #71
20090095528
2009-04-16

Downhole motor assembly and method for torque regulation

 #72
20080310988
2008-12-18

Vane pump

 #73
20080286123
2008-11-20

Oil pump system for vehicle

 #74
20070065306
2007-03-22

Compressor having an oil residue pool

 #75
20070044954
2007-03-01

Downhole motor locking assembly and method

 #76
20070035272
2007-02-15

Control device for electric compressor

 #77
20060133946
2006-06-22

Hydraulic machine

 #78
20060089752
2006-04-27

Method of and system for reducing utility costs associated with machine operation

 #79
20060088433
2006-04-27

Vane pump for continuously variable transmission

 #80
20050249622
2005-11-10

Device for controlling parasitic losses in a fluid pump

 #81
20050180855
2005-08-18

Pump unit with multiple operation modes

 #82
20050058566
2005-03-17

Gear motor start up control

 #83
20050008508
2005-01-13

Vane pump having a pressure compensating valve

 #84
15924776
2020-08-04

Power transfer system and method using a variable speed ratio regulating device