ClassID:

143150

F04B53/00 - CPC Classification

Classification description:

Component parts, details or accessories not provided for in, or of interest apart from, groups  -  or  - 

Sub-classes:
Recent Application in this class:
#1
20260085679
2026-03-26

PUMP MOUNTING FLANGE

#2
20260085181
2026-03-26

POWDER COMPOSITION

#3
20260078474
2026-03-19

PUMPS HAVING COMPONENTS INCLUDING CARBON-MANGANESE-CHROMIUM (C-MN-CR) STEEL ALLOYS AND RELATED METHODS

#4
20260036123
2026-02-05

COMPOSITE MEMBRANE FOR MEMBRANE PUMP

#5
20260022694
2026-01-22

PLUNGER LIFT WITH AN ADJUSTABLE AND VARIABLE CLUTCH

#6
20250223953
2025-07-10

Inflator with Upper Cover Showing Pressure Value

#7
20250207579
2025-06-26

PLUNGER LIFT WITH AN ADJUSTABLE AND VARIABLE CLUTCH

#8
20250163909
2025-05-22

PUMP HOUSING WITH DRAIN FOR VEHICLE

#9
20250154947
2025-05-15

MOUNTING STRUCTURE FOR DIAPHRAGM AND RETAINER

#10
20250137452
2025-05-01

PUMP DEVICE AND PUMP ASSEMBLY COMPRISING AT LEAST ONE PUMP DEVICE

#11
20240426293
2024-12-26

CRADLE PLATE FOR HIGH PRESSURE RECIPROCATING PUMPS

#12
20240418163
2024-12-19

Air Pump Having Reminding Function

#13
20240384710
2024-11-21

INSTALLATION FOR PUMPING CRYOGENIC FLUID AND FILLING STATION COMPRISING SUCH AN INSTALLATION

#14
20240337233
2024-10-10

PUMP ACTUATOR WITH IMPROVED FATIGUE LIFE

#15
20240287978
2024-08-29

Peristaltic pump

#16
20240229786
2024-07-11

CRADLE PLATE FOR HIGH PRESSURE RECIPROCATING PUMPS

#17
20240133371
2024-04-25

Cradle plate for high pressure reciprocating pumps

#18
20230243026
2023-08-03

PRE-HARDENED STEEL COMPOSITION AND MACHINE PARTS MADE THEREWITH

#19
20230193896
2023-06-22

Retainer nut assembly for pump and methods

#20
20230184241
2023-06-15

Sealing assembly with repositionable seal

#21
20230142942
2023-05-11

LINEAR FRAC PUMP DRIVE SYSTEM SAFETY DEFLECTOR

#22
20230108937
2023-04-06

POOL DEBRIS COLLECTION CONTAINER

#23
20220356551
2022-11-10

PRE-HARDENED STEEL COMPOSITION AND MACHINE PARTS MADE THEREWITH

#24
20220316471
2022-10-06

Pressure-pump cartridge and pressure pump

#25
20220268529
2022-08-25

Thermal control system

#26
20220268268
2022-08-25

Electroactive polymer actuator for multi-stage pump

#27
20220260069
2022-08-18

Multi-roller peristaltic pump head

#28
20220235755
2022-07-28

PERISTALTIC PUMP WITH REDUCED SPRING FORCE

#29
20220228582
2022-07-21

Hydraulic supply system for a vehicle

#30
20220163032
2022-05-26

Scraper ring assembly

#31
20220163031
2022-05-26

Scraper ring

#32
20220162730
2022-05-26

PRE-HARDENED STEEL COMPOSITION AND MACHINE PARTS MADE THEREWITH

#33
20220082096
2022-03-17

Sump pump failure device

#34
20220018342
2022-01-20

Cryopump and cryocooler vibration isolation structure

#35
20220003228
2022-01-06

Linear peristaltic metering pump

#36
20210277884
2021-09-09

Peristaltic pump

#37
20210214080
2021-07-15

DIAPHRAGM PUMP AND AGRICULTURE UNMANNED AERIAL VEHICLE

#38
20210207592
2021-07-08

DIAPHRAGM PUMP AND AGRICULTURE UNMANNED AERIAL VEHICLE

#39
20210179050
2021-06-17

Brake control apparatus

#40
20210123432
2021-04-29

Storage unit for hydraulic pump and pump accessories

#41
20210082786
2021-03-18

Electrohydrodynamic control device

#42
20210018079
2021-01-21

ELECTROMECHANICAL BRAKE PRESSURE GENERATOR OR BOOSTER HAVING A THREADED DRIVE ASSEMBLAGE

#43
20200319048
2020-10-08

Pressure detection apparatus and electric hydraulic pump that houses pressure detection apparatus

#44
20200298269
2020-09-24

Pump and coating device

#45
20200123628
2020-04-23

HIGH STRENGTH AND TOUGHNESS STEEL COMPOSITION AND MACHINE PARTS MADE THEREWITH

#46
20200116233
2020-04-16

Transmission and compressor or vacuum pump provided with such a transmission

#47
20200072221
2020-03-05

Transmission and compressor or vacuum pump provided with such a transmission

#48
20200063738
2020-02-27

Compressor or vacuum pump provided with a transmission

#49
20200040890
2020-02-06

Piston pump comprising an electro-fluidic leak detection element

#50
20190345921
2019-11-14

Pressure pump connecting rod monitoring

#51
20190323493
2019-10-24

Diaphragm pump comprising a diaphragm connected to a control element and a pressure protection device mounted to the control element wherein the control element is intermediate the control element and the diaphragm and is configured to seal against a transfer chamber wall

#52
20190284993
2019-09-19

ENGINE

#53
20190100989
2019-04-04

System and method for monitoring operations of equipment by sensing deformity in equipment housing

#54
20190024773
2019-01-24

Self-aligning cam follower roller device

#55
20180371852
2018-12-27

Volumetric compensator for electric submersible pump

#56
20180298892
2018-10-18

Frac pump sealed nut assembly

#57
20180274647
2018-09-27

Cam follower roller device

#58
20180216613
2018-08-02

Single-sensor analysis system

#59
20180202850
2018-07-19

Flow-rate monitoring system for a pressure pump

#60
20180187662
2018-07-05

Frac manifold and systems

#61
20180185866
2018-07-05

Pump dispenser

#62
20180163721
2018-06-14

Pump device

#63
20180128516
2018-05-10

Extended travel flexure bearing and micro check valve

#64
20180030970
2018-02-01

Double-headed swash type compressor and method for manufacturing cylinder block

#65
20180023559
2018-01-25

Floating ring type mechanical seal

#66
20170370357
2017-12-28

Pneumatic pump

#67
20170211569
2017-07-27

Cepstrum analysis of oilfield pumping equipment health

#68
20170016461
2017-01-19

Seal assemblies for reciprocating and rotary applications

#69
20160377079
2016-12-29

Hydraulic machine

#70
20160334017
2016-11-17

Sealing device

#71
20160025054
2016-01-28

High pressure pump having unitary discharge and relief valve

#72
20150369230
2015-12-24

HANDY PUMP

#73
20150337868
2015-11-26

Hydraulic damper

#74
20150322941
2015-11-12

Structure for preventing submersion of device

#75
20150308425
2015-10-29

Power air compressor

#76
20150226468
2015-08-13

Linear oscillation system having a suspension system and a method for assembling the same

#77
20150219088
2015-08-06

LIQUID TRANSPORT APPARATUS

#78
20150158131
2015-06-11

Nitrided component surface repair with autofrettage

#79
20150139839
2015-05-21

Scotch yoke arrangement

#80
20140301874
2014-10-09

Linear compressor based on resonant oscillating mechanism

#81
20140271263
2014-09-18

AIR PUMP

#82
20140255220
2014-09-11

Pump and check ring thereof

#83
20140219828
2014-08-07

Cyclonic debris evacuation apparatus and method for a pump

#84
20140216064
2014-08-07

Extended travel flexure bearing and micro check valve

#85
20140203011
2014-07-24

System and method for induction heating a helical rotor using a coil

#86
20140086772
2014-03-27

ACTUATOR ELEMENT AND AN ACTUATOR FOR GENERATING A FORCE AND/OR A MOVEMENT

#87
20140079574
2014-03-20

Adjustable locking shaft-locating device

#88
20140064996
2014-03-06

PLUNGER PUMP

#89
20130340842
2013-12-26

Vacuum pumping system

#90
20130330212
2013-12-12

Operating handle assembly for hand air pump

#91
20130323103
2013-12-05

Seal assemblies for reciprocating and rotary applications

#92
20130247754
2013-09-26

Rotary actuator

#93
20130209277
2013-08-15

Systems and methods for monitoring a disc pump system using RFID

#94
20130202466
2013-08-08

Supply pump

#95
20130202456
2013-08-08

Liquid metering pump, and device for detecting the variation in pressure for such a pump

#96
20130195691
2013-08-01

Swing barrel type positive displacement pump using cross shaft joint bearing

#97
20130101452
2013-04-25

Pulsatile rotary ventricular pump

#98
20130084196
2013-04-04

Aggregate, in particular a hybrid engine, electrical power generator or compressor

#99
20130058818
2013-03-07

Fluid control device

#100
20120273133
2012-11-01

SURFACE PROTECTIVE FILM, GAS CONTACT MEMBER, GAS PROCESSING APPARATUS, AND MECHANICAL PUMP

#101
20120251366
2012-10-04

High pressure pump having unitary discharge and relief valve

#102
20120111140
2012-05-10

Antirotation Device

#103
20110217185
2011-09-08

System and method for reducing compressor noise

#104
20110189040
2011-08-04

Fluid end

#105
20110186566
2011-08-04

System and method for induction heating a helical rotor using a coil

#106
20110120242
2011-05-26

Scotch yoke arrangement

#107
20100150759
2010-06-17

Pulsatile rotary ventricular pump

#108
20090078848
2009-03-26

Pump bracket 90° mounting

#109
20080217089
2008-09-11

Fuel supply system component protective construction

#110
20070286743
2007-12-13

Self-energizing pump for overrunning clutch

#111
20070237974
2007-10-11

Structural Body and Electric-Corrosion Prevention Method for the Same

#112
20060127231
2006-06-15

Portable, refrigerant recovery unit

#113
20050025629
2005-02-03

Method for protecting pump components

#114
20050022663
2005-02-03

Method for protecting pump components

#115
18829681
2025-11-25

Fluid end of pump

#116
17575468
2023-06-13

Electric priming pump device

#117
16521772
2023-09-26

Outdoor enclosure for a circulating pump

#118
15728876
2020-01-14

Bilge pump safety system

#119
13887476
2016-06-28

Opposing offset fluid end bores