ClassID:

144043

F04D15/0094 - CPC Classification

Classification description:

Control, e.g. regulation, of pumps, pumping installations or systems Indicators of rotational movement

Recent Application in this class:
#1
20250257731
2025-08-14

MULTISTAGE PUMPING SYSTEM FOR ADAPTIVE OFFLOADING OF A LIQUID FROM A CONTAINER

#2
20250180029
2025-06-05

PUMP WITH COMBINED ELECTRICAL CONTACT

#3
20230304500
2023-09-28

Pump with combined electrical contact

#4
20230129537
2023-04-27

Method for operating an electronically controlled pump assembly

#5
20220364565
2022-11-17

Sensing device, system and method for a pump

#6
20210404473
2021-12-30

Magnetic coupling suspension pump

#7
20210340985
2021-11-04

System for pumping a fluid and method for its operation

#8
20210204751
2021-07-08

Liquid pumping device comprising a gear pump for beverage dispenser

#9
20210040877
2021-02-11

Dual pump system and method for cooling an engine of a motor vehicle

#10
20200158116
2020-05-21

Method and system for monitoring moving elements

#11
20200116406
2020-04-16

Methods and systems for preventing premature compressor failure from improper operation

#12
20200003217
2020-01-02

PUMP STATUS DISPLAY MODULE, PUMP SYSTEM USING SAME AND METHODS RELATING THERETO

#13
20190345945
2019-11-14

CONTROL CIRCUITRY AND METHOD APPLIED TO PUMPING DEVICE, PUMPING DEVICE AND AQUARIUM EQUIPMENT

#14
20190323494
2019-10-24

Method for operating an electronically controlled pump assembly

#15
20190257188
2019-08-22

Proximity Sensor System For Electric Submersible Pumps

#16
20190120235
2019-04-25

Electric pump

#17
20180320943
2018-11-08

Methods and systems for preventing premature compressor failure from improper operation

#18
20180189962
2018-07-05

Method for detecting a condition of a pump assembly

#19
20170175746
2017-06-22

Integrated sump pump controller with status notifications

#20
20160377082
2016-12-29

Electric motor driven liquid pump, in particular for the forced lubrication of a manual transmission for motor vehicles

#21
20160348683
2016-12-01

Permanent magnet motor pump

#22
20160348682
2016-12-01

Permanent magnet motor pump

#23
20160281720
2016-09-29

Impeller position compensation using field oriented control

#24
20160265323
2016-09-15

Automatic pumping system commissioning

#25
20160131142
2016-05-12

Ventilation device

#26
20160131018
2016-05-12

Method and system for controlling cooling fan in vehicle

#27
20160097558
2016-04-07

Method for controlling air output volume

#28
20160097393
2016-04-07

Wakeboat with dynamic wave control

#29
20160084069
2016-03-24

Proximity sensor system for electric submersible pumps

#30
20160068269
2016-03-10

Ventilation apparatus, aircraft comprising a such ventilation apparatus and associated monitoring method

#31
20150376963
2015-12-31

Measuring fluid properties in a downhole tool

#32
20150354576
2015-12-10

Sensorless low flow electric water pump and method of regulating flow therewith

#33
20150240820
2015-08-27

Electrical split-cage or canned coolant pump

#34
20150211894
2015-07-30

Device for detecting rotation position and air conditioner

#35
20140354200
2014-12-04

Apparatuses for controlling operation of a motor of a fan assembly based on an induced voltage or a back electromotive force

#36
20140178175
2014-06-26

AIR TURBINE STARTER MONITOR SYSTEM

#37
20140093393
2014-04-03

Control device for electric water pump

#38
20140086765
2014-03-27

Apparatus for monitoring an electrical submersible pump

#39
20130336763
2013-12-19

Technique for preventing air lock through stuttered starting and air release slit for pumps

#40
20130108488
2013-05-02

Permanent magnet motor pump

#41
20130108479
2013-05-02

Entrapment detection for variable speed pump system using load coefficient

#42
20120257995
2012-10-11

Submersible pump and motor rotation indication circuit

#43
20120111114
2012-05-10

Method and apparatus for determining an operating point of a work machine

#44
20120007531
2012-01-12

Apparatus and method for controlling speed of a fan via a first control module connected by a cable and/or conductors between a motor and a second control module

#45
20100316503
2010-12-16

Pump unit having an elctric drive motor and electronic control device

#46
20100247335
2010-09-30

System for monitoring an electrical submersible pump

#47
20100215478
2010-08-26

Impeller device and manufacturing method for rotary impeller

#48
20100191484
2010-07-29

Electrical submersible pump rotation sensing using an XY vibration sensor

#49
20060288772
2006-12-28

Method and device for determining the hydraulic flow rate in a pump driven by a synchronous electric motor