ClassID:

143058

F04B43/107 - CPC Classification

Classification description:

Machines, pumps, or pumping installations having flexible working members having tubular flexible members; Pumps having fluid drive the fluid being actuated directly by a piston

Recent Application in this class:
#1
20250283458
2025-09-11

LONG-LIFE NON-CONTACT PUMP

#2
20250146485
2025-05-08

LIQUID SUPPLY DEVICE

#3
20240410351
2024-12-12

PISTON DIAPHRAGM PUMP

#4
20240376890
2024-11-14

COOLING FOR BELLOWS PUMP

#5
20240376888
2024-11-14

PROTECTION OF MAKE-UP SYSTEM FOR HIGH PRESSURE BELLOWS-STYLE PUMP SYSTEM

#6
20240376880
2024-11-14

DIRECT CONNECT PISTON-DRIVEN BELLOWS PUMP

#7
20220186717
2022-06-16

Pump and associated system and methods

#8
20220154712
2022-05-19

Vacuum pump

#9
20210190050
2021-06-24

Dosing pump with dosing diaphragm

#10
20210123430
2021-04-29

RECIPROCATING VOLUME PUMP

#11
20200256330
2020-08-13

Tube body and pumping device

#12
20200025191
2020-01-23

Electrochemically actuated pump

#13
20190195217
2019-06-27

Vacuum pump

#14
20190054398
2019-02-21

Pump having an automated gas removal and fluid recovery system and method using a gas removal reservoir having an internal partition

#15
20180073496
2018-03-15

Duplex reciprocating pump

#16
20170328358
2017-11-16

Water pump assembly

#17
20170292342
2017-10-12

Bidirectional piston seals with pressure compensation

#18
20170009761
2017-01-12

Hydraulically driven bellows pump

#19
20160375459
2016-12-29

Inline dispense capacitor system

#20
20160333872
2016-11-17

Electrochemically actuated pump

#21
20160161059
2016-06-09

Chemical injection system

#22
20140277672
2014-09-18

Apparatus and method for the remote monitoring, viewing and control of a semiconductor process tool

#23
20140271265
2014-09-18

Pump system and method having a quick change motor drive

#24
20140060651
2014-03-06

Chemical injection system

#25
20130233421
2013-09-12

Proportional dosimeter for metering an auxiliary liquid into a main liquid

#26
20130101444
2013-04-25

Chemical liquid supplying apparatus

#27
20110318206
2011-12-29

Chemical liquid supplying apparatus

#28
20110236236
2011-09-29

Driving arrangement for a pump or compressor

#29
20100028179
2010-02-04

Chemical liquid supplying apparatus

#30
20090324431
2009-12-31

Apparatus for pumping a fluid

#31
20090169398
2009-07-02

Transfer pump for high-pressure gasoline injection

#32
20090053074
2009-02-26

Positive displacement pump with a working fluid and linear motor control

#33
20080260549
2008-10-23

Chemical liquid supplying apparatus

#34
20080232986
2008-09-25

TUBULAR PUMP

#35
20080138214
2008-06-12

Chemical liquid supplying apparatus

#36
20080115662
2008-05-22

Chemical liquid supplying apparatus

#37
20080008605
2008-01-10

Transfer pump with several pistons

#38
20080003118
2008-01-03

Hydraulically actuated submersible pump

#39
20070110597
2007-05-17

Mechanically actuated diaphragm pumping system

#40
20060008364
2006-01-12

Plunger actuated pumping system

#41
20050100450
2005-05-12

Methods and systems for pulsed delivery of fluids from a pump

#42
16255031
2020-04-21

Downhole peristaltic pump assemblies