ClassID:

143042

F04B43/04 - page 2 - CPC Classification

Classification description:

Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms Pumps having electric drive

Recent Application in this class:
#301
20160305415
2016-10-20

Air sampler with closed loop flow control system

#302
20160290325
2016-10-06

Fluid pump

#303
20160252754
2016-09-01

Coating device, system and method for sealant

#304
20160250399
2016-09-01

Method for operating a supply device which supplies a liquid to a channel, and supply device, hollow catheter, and catheter pump

#305
20160208795
2016-07-21

Sleeping system

#306
20160201662
2016-07-14

ZIPPING ACTUATOR FLUID MOTIVATION

#307
20160177937
2016-06-23

Method for Determining a Physical Variable in a Positive Displacement Pump

#308
20160175862
2016-06-23

ENVIRONMENTALLY FRIENDLY LOW-PRESSURE SPRAY APPARATUS

#309
20160109195
2016-04-21

Air agitator assemblies

#310
20160108904
2016-04-21

Pulseless positive displacement pump and method of pulselessly displacing fluid

#311
20160108902
2016-04-21

Eccentric roundel structure for four-booster chamber diaphragm pump

#312
20160107111
2016-04-21

METHOD AND SYSTEM FOR MANAGEMENT OF GREY WATER IN AN AIRCRAFT

#313
20160101226
2016-04-14

Sensing negative pressure with a pressure transducer

#314
20160090971
2016-03-31

Control circuits for electrochemical pump with E-valves

#315
20160084245
2016-03-24

DOSING PUMP SYSTEM

#316
20160084242
2016-03-24

Method and apparatus for delivering chemicals to a well head

#317
20160072415
2016-03-10

Method of and control for monitoring and controlling an electric motor for driving a pump

#318
20160051740
2016-02-25

Magnet-based systems and methods for transferring fluid

#319
20160047370
2016-02-18

Durable canted off-axis driver for quiet pneumatic pumping

#320
20160047365
2016-02-18

Canted off-axis driver for quiet pneumatic pumping

#321
20160040661
2016-02-11

Molded diaphragm liquid color pump

#322
20160038699
2016-02-11

Cuff pressure controller device

#323
20160036182
2016-02-04

Diaphragm Pump and Motor System and Method

#324
20160025086
2016-01-28

Pump head coupling with twist-lock connections

#325
20160003251
2016-01-07

Pump device and method for controlling the same

#326
20160003232
2016-01-07

Disc pump with advanced actuator

#327
20150354328
2015-12-10

WELLBORE CONVEYOR DEVICE

#328
20150351823
2015-12-10

Methods and devices for use of degassed fluids with fluid enhanced ablation devices

#329
20150349357
2015-12-03

Diaphragm pump for a fuel cell system

#330
20150337828
2015-11-26

Vibrational fluid mover active controller

#331
20150337827
2015-11-26

Four-compression-chamber diaphragm pump with diaphragm positioning structures to reduce vibration

#332
20150337819
2015-11-26

Roundel structure for five-compressing-chamber diaphragm pump

#333
20150335488
2015-11-26

Apparatus and methods for treating excess intraocular fluid

#334
20150330383
2015-11-19

MEMBRANE PUMP

#335
20150322770
2015-11-12

Metal bellows equalizer capacity monitoring system

#336
20150316046
2015-11-05

Planar coil and support for actuator of fluid mover

#337
20150316045
2015-11-05

Unitary fluid flow apparatus for inflating and deflating a device

#338
20150300748
2015-10-22

Temperature-sensing piezoelectric dispenser

#339
20150300491
2015-10-22

Diaphragm pump

#340
20150292497
2015-10-15

Piezo pump and pressurized circuit provided therewith

#341
20150290441
2015-10-15

Wound treatment apparatuses and methods for controlled delivery of fluids to a wound

#342
20150226207
2015-08-13

Hydraulic drive system for a pulseless positive displacement pump

#343
20150226206
2015-08-13

Pulseless positive displacement pump and method of pulselessly displacing fluid

#344
20150226205
2015-08-13

Mechanical drive system for a pulseless positive displacement pump

#345
20150226192
2015-08-13

Electric drive system for a pulseless positive displacement pump

#346
20150214861
2015-07-30

ASSEMBLY HAVING A MULTILAYER ACTUATOR

#347
20150211509
2015-07-30

MULTIPLE DIAPHRAGM PUMP

#348
20150190829
2015-07-09

Dispenser pump using electrically activated material

#349
20150167659
2015-06-18

Diaphragm pump for dosing a fluid capable of automatic degassing and an according method

#350
20150141288
2015-05-21

Longitudinal assay

#351
20150100045
2015-04-09

Negative pressure wound therapy apparatus

#352
20150085501
2015-03-26

Heat dissipation device for lamps having diaphragm pump

#353
20150083756
2015-03-26

Dispenser pump using electrically activated material

#354
20150078934
2015-03-19

SPLIT FLUIDIC DIAPHRAGM

#355
20150075644
2015-03-19

Heart-type circulation device

#356
20150072255
2015-03-12

Pump assembly for a fuel cell system

#357
20150059876
2015-03-05

Electromechanical polymer pumps

#358
20150030477
2015-01-29

SYNTHETIC JET EJECTORS WITH IMPROVED MANUFACTURABILITY

#359
20150030476
2015-01-29

Pump unit driven by an electric motor

#360
20150023821
2015-01-22

Disc pump with advanced actuator

#361
20150000423
2015-01-01

Pressure sensing apparatus including a plurality of electroactive polymer strips

#362
20140316590
2014-10-23

Control system for electromagnetic pumps

#363
20140277672
2014-09-18

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

#364
20140271276
2014-09-18

VARIABLE STROKE LENGTH ELECTRICALLY OPERATED DIAPHRAGM PUMP

#365
20140271274
2014-09-18

Electromagnetic vibrating diaphragm pump

#366
20140271265
2014-09-18

Pump system and method having a quick change motor drive

#367
20140271252
2014-09-18

Pump having an automated gas removal and fluid recovery system and method

#368
20140230921
2014-08-21

Adjusting device for a vehicle component

#369
20140227107
2014-08-14

Method for operating a feed pump operating in a pulsating manner and motor vehicle having a feed pump

#370
20140169985
2014-06-19

Diaphragm pump for dosing a fluid and an according method

#371
20140161644
2014-06-12

Diaphragm Pump

#372
20140147308
2014-05-29

Fluid sending apparatus

#373
20140140873
2014-05-22

Sealed diaphragm pump

#374
20140134024
2014-05-15

Extended elasticity of pump membrane with conserved pump force

#375
20140134023
2014-05-15

Progressive pump force regulation

#376
20140099222
2014-04-10

Highly airtight gas pump

#377
20140044570
2014-02-13

System and method for a pump with onboard electronics

#378
20140044563
2014-02-13

Diaphragm pumps

#379
20140037475
2014-02-06

Electromagnetically driven fluid pump having a center plate with function of centering

#380
20140030480
2014-01-30

Multi-layer diaphragm

#381
20140023533
2014-01-23

Electromagnetic vibrating diaphragm pump

#382
20140023531
2014-01-23

Electromagnetic vibrating diaphragm pump with function preventing fluid leakage to electromagnetic portion

#383
20140017097
2014-01-16

PUMP MODULE AND POSITIVE DISPLACEMENT PUMP

#384
20140017094
2014-01-16

Metering system

#385
20140017093
2014-01-16

Systems and methods for regulating the resonant frequency of a disc pump cavity

#386
20140010673
2014-01-09

Systems and methods for supplying reduced pressure using a disc pump with electrostatic actuation

#387
20140003978
2014-01-02

Electromagnetic vibrating diaphragm pump

#388
20130343909
2013-12-26

Liquid feed pump and flow control device

#389
20130334258
2013-12-19

Injection molded diaphragm pump for liquid color with quick release

#390
20130331823
2013-12-12

Negative pressure wound therapy apparatus

#391
20130330208
2013-12-12

Medical fluid cassettes and related systems and methods

#392
20130323085
2013-12-05

Fluid control apparatus and method for adjusting fluid control apparatus

#393
20130309108
2013-11-21

Diaphragm pump, and exhaust-gas aftertreatment system having a diaphragm pump

#394
20130245580
2013-09-19

Wound treatment apparatuses and methods for controlled delivery of fluids to a wound

#395
20130236335
2013-09-12

Capacitive pumping and flow control

#396
20130209278
2013-08-15

Systems and methods for electrochemical detection in a disc pump

#397
20130209277
2013-08-15

Systems and methods for monitoring a disc pump system using RFID

#398
20130183173
2013-07-18

Positive displacement pump

#399
20130144321
2013-06-06

Liquid ejection device and medical instrument including liquid ejection device

#400
20130081718
2013-04-04

Dosing pump system

#401
20130064687
2013-03-14

Shuttling by-pass compressor apparatus

#402
20130061962
2013-03-14

Microfluidic systems and networks

#403
20130034452
2013-02-07

Diaphragm pump

#404
20130017110
2013-01-17

Diaphragm pump using duckbill and other types of valves

#405
20130008545
2013-01-10

Device for creating fluid flow

#406
20120321485
2012-12-20

CONTROL DEVICE OF THE PISTON STROKE OF A DOSING PUMP FOR HIGH PERFORMANCE AUTOMATIC FLOW REGULATION

#407
20120315157
2012-12-13

Reciprocating positive-displacement diaphragm pump for medical use

#408
20120308413
2012-12-06

Toothed wheel and pump aggregate with such a toothed wheel

#409
20120282111
2012-11-08

SYSTEM AND METHOD OF DIFFERENTIAL PRESSURE CONTROL OF A RECIPROCATING ELECTROKINETIC PUMP

#410
20120277737
2012-11-01

DEVICES AND METHODS FOR REMOTE TEMPERATURE MONITORING IN FLUID ENHANCED ABLATION THERAPY

#411
20120275929
2012-11-01

FERROFLUID CONTROL AND SAMPLE COLLECTION FOR MICROFLUIDIC APPLICATION

#412
20120269664
2012-10-25

Motor pump unit

#413
20120265276
2012-10-18

Devices and methods for shaping therapy in fluid enhanced ablation

#414
20120265200
2012-10-18

Methods and devices for controlling ablation therapy

#415
20120265199
2012-10-18

Methods and devices for use of degassed fluids with fluid enhanced ablation devices

#416
20120265190
2012-10-18

Methods and devices for heating fluid in fluid enhanced ablation therapy

#417
20120184892
2012-07-19

Apparatus and methods for treating excess intraocular fluid

#418
20120180460
2012-07-19

Exhaust-gas aftertreatment device

#419
20120177506
2012-07-12

Magnetically actuated disposable cartridge pump, a pump system, and a method of pumping

#420
20120164010
2012-06-28

Diaphragm pump and motor system and method

#421
20120129271
2012-05-24

Longitudinal assay

#422
20120107155
2012-05-03

Solenoid pump

#423
20120083759
2012-04-05

Contactless fluid pumping method and apparatus

#424
20120082574
2012-04-05

Electromagnetic pump with frequency converter circuit

#425
20120070323
2012-03-22

Diaphragm vacuum pump

#426
20120065457
2012-03-15

FLUID PRESSURE GENERATING MEANS

#427
20120057990
2012-03-08

System and method for a pump with reduced form factor

#428
20120051956
2012-03-01

Membrane pump with magnetic coupling between an actuating means and the membrane

#429
20120046605
2012-02-23

Fluid injection device and medical instrument including fluid injection device

#430
20120027628
2012-02-02

Compressor and oxygen concentrator

#431
20110282134
2011-11-17

Implantable pump for operation of hydraulic implant

#432
20110280755
2011-11-17

Pump, pump arrangement and pump module

#433
20110236236
2011-09-29

Driving arrangement for a pump or compressor

#434
20110208224
2011-08-25

Liquid injection device

#435
20110190735
2011-08-04

Wound treatment apparatuses and methods for controlled delivery of fluids to a wound

#436
20110176945
2011-07-21

Crinkle diaphragm pump

#437
20110168361
2011-07-14

HEAT DISSIPATION DEVICE AND AIRFLOW GENERATOR THEREOF

#438
20110129372
2011-06-02

Membrane pump operating in both audible and inaudible frequency regions

#439
20110091340
2011-04-21

RECIPROCATING PUMP AND CHECK VALVE

#440
20110044829
2011-02-24

Pumping system

#441
20100310398
2010-12-09

Fluid disc pump

#442
20100310397
2010-12-09

Fluid disc pump

#443
20100288501
2010-11-18

Electric submersible pumping system and method for dewatering gas wells

#444
20100286597
2010-11-11

DC-AC frequency converter type mucus suction device

#445
20100260623
2010-10-14

Fluid transporting device using conductive polymer

#446
20100231091
2010-09-16

High-performance electroactive polymer transducers

#447
20100221131
2010-09-02

Pump

#448
20100209268
2010-08-19

Low cost disposable infusion pump

#449
20100209267
2010-08-19

Infusion pump with integrated permanent magnet

#450
20100202893
2010-08-12

Motor/pump assembly

#451
20100196177
2010-08-05

Vibrating device and piezoelectric pump

#452
20100196176
2010-08-05

Diaphragm pump

#453
20100164329
2010-07-01

Three-dimensional electroactive polymer actuated devices

#454
20100150753
2010-06-17

Oscillating diaphragm fan having coupled subunits and a housing having an oscillating diaphragm fan of this type

#455
20100137781
2010-06-03

Bubble-type nose cleaner

#456
20100096027
2010-04-22

CHECK VALVE AND PUMP INCLUDING CHECK VALVE

#457
20100086418
2010-04-08

Noise-suppression pump apparatus and method

#458
20100068082
2010-03-18

Leakage-Proof Contrivance for Upper Hood of Diaphragm Pump

#459
20100033835
2010-02-11

Optical lens displacement systems

#460
20100021311
2010-01-28

MRI compatible programmable valve pump

#461
20100014998
2010-01-21

DIAPHRAGM PUMP

#462
20090311116
2009-12-17

High flow piezoelectric pump

#463
20090290006
2009-11-26

Droplet discharging apparatus

#464
20090288950
2009-11-26

LIQUID ELECTRO-MECHANICAL PRIME MOVER

#465
20090264837
2009-10-22

Wound closure and drainage system

#466
20090254178
2009-10-08

Heart Booster Pump With Magnetic Drive

#467
20090236939
2009-09-24

High-performance electroactive polymer transducers

#468
20090229258
2009-09-17

Exhaust-gas aftertreatment device

#469
20090200499
2009-08-13

LINEAR ACTUATOR, AND VALVE DEVICE AND PUMP DEVICE USING THE SAME

#470
20090198201
2009-08-06

Suctioning system, method and kit

#471
20090174293
2009-07-09

High-performance electroactive polymer transducers

#472
20090169402
2009-07-02

Membrane pump

#473
20090157016
2009-06-18

Suctioning system, method and kit

#474
20090148321
2009-06-11

PUMP DEVICE AND FUEL CELL

#475
20090148308
2009-06-11

Electrokinetic pump with fixed stroke volume

#476
20090146088
2009-06-11

Method for operation of a position regulator

#477
20090130532
2009-05-21

Mixing Pump Device and Fuel Cell

#478
20090125004
2009-05-14

Detachable pump and the negative pressure wound therapy system using the same

#479
20090123299
2009-05-14

Method for Driving a Pump Device

#480
20090123298
2009-05-14

METHOD TO PROLONG LIFETIME OF DIAPHRAGM PUMP

#481
20090060760
2009-03-05

Diaphragm pump

#482
20090060753
2009-03-05

Self-adaptive piston blood pump

#483
20090047137
2009-02-19

Control system for electromagnetic pumps

#484
20090038292
2009-02-12

Dosing pump assembly

#485
20090030402
2009-01-29

Suctioning system, method and kit

#486
20090010778
2009-01-08

Diaphragm pumping device

#487
20080304983
2008-12-11

DIAPHRAGM AIR PUMP

#488
20080304979
2008-12-11

Reaction Drive Energy Transfer Device

#489
20080298987
2008-12-04

Diaphragm pump

#490
20080257435
2008-10-23

Fluid displacement mechanism

#491
20080255405
2008-10-16

Fluid pressure generating means

#492
20080241634
2008-10-02

PUMP DRIVING MODULE AND FUEL CELL SYSTEM EQUIPPED WITH THE SAME

#493
20080240942
2008-10-02

Diaphragm pump for pumping a fluid

#494
20080226464
2008-09-18

Device for driving an electromagnet for operating a pump, and related electromagnetic dosing pump

#495
20080199330
2008-08-21

Electric shower-waste pump and control unit

#496
20080181790
2008-07-31

Pump and pump control circuit apparatus and method

#497
20080181788
2008-07-31

Pump and pump control circuit apparatus and method

#498
20080181786
2008-07-31

Pump and pump control circuit apparatus and method

#499
20080152508
2008-06-26

Pump and pump control circuit apparatus and method

#500
20080116764
2008-05-22

Electroactive polymer actuated devices

#501
20080056915
2008-03-06

Compact vacuum pump

#502
20080045779
2008-02-21

VENTRICULAR ASSIST DEVICE AND RELATED COMPUTER PROGRAM PRODUCT

#503
20080033352
2008-02-07

Diaphragm pump with prophylactic cover

#504
20080027270
2008-01-31

Fluid pressure generating means

#505
20070297924
2007-12-27

Compact vacuum pump

#506
20070269321
2007-11-22

Compact vacuum pump

#507
20070236089
2007-10-11

Solenoid and pump using the same

#508
20070217929
2007-09-20

Diaphragm pumping device

#509
20070200468
2007-08-30

High-performance electroactive polymer transducers

#510
20070200466
2007-08-30

Three-dimensional electroactive polymer actuated devices

#511
20070179460
2007-08-02

Suctioning system, method and kit

#512
20070166180
2007-07-19

Compact vacuum pump

#513
20070128050
2007-06-07

System and method for a pump with reduced form factor

#514
20070112301
2007-05-17

Actuator system comprising detector means

#515
20070106199
2007-05-10

Implantable pump apparatuses

#516
20070081907
2007-04-12

Diaphragm pump

#517
20070071615
2007-03-29

Diaphragm pump

#518
20070040454
2007-02-22

Magnetic drive metering pump

#519
20070037034
2007-02-15

Fuel cell apparatus with a split pump

#520
20070034523
2007-02-15

Fuel-cell actuated mechanical device

#521
20070031268
2007-02-08

Compact vacuum pump

#522
20070020123
2007-01-25

Pump for conveying an exhaust gas aftertreatment medium particularly a urea-water solution, for diesel engines

#523
20060269427
2006-11-30

Miniaturized diaphragm pump with non-resilient seals

#524
20060245950
2006-11-02

Actuators with connected diaphragms

#525
20060208610
2006-09-21

High-performance electroactive polymer transducers

#526
20060208609
2006-09-21

Electroactive polymer actuated devices

#527
20060204367
2006-09-14

Pump and pump control circuit apparatus and method

#528
20060145797
2006-07-06

Linear actuator, and valve device and pump device using the same

#529
20060127246
2006-06-15

Implantable pump for operation of hydraulic implant

#530
20060115379
2006-06-01

Magnetostrictive pump

#531
20060056997
2006-03-16

Electrically driven microfluidic pumping for actuation

#532
20050284136
2005-12-29

Dosing pump assembly

#533
20050265876
2005-12-01

Fluid circulator with rigid diaphragm

#534
20050249610
2005-11-10

Five piston diaphragm pump

#535
20050196303
2005-09-08

Split-housing pipette pump

#536
20050175490
2005-08-11

Check valve and pump including check valve

#537
20050158600
2005-07-21

Liquid fuel supply mechanism and fuel cell using the same

#538
20050158189
2005-07-21

Small air pump

#539
20050139007
2005-06-30

Modified dual diaphragm pressure sensor

#540
20050069429
2005-03-31

Liquid delivering device

#541
14747729
2017-11-28

Electric pump and delivery tube for personal hydration system