Patents-Review.com
ClassID:

151714 ⎘

F16J1/008 - CPC Classification

Classification description:

Pistons; Trunk pistons; Plungers obtained by assembling several pieces of different materials with sealing lips

Recent Application in this class:
#1
20250163901
2025-05-22

PISTON FOR A COMPRESSOR, COMPRESSOR, AND METHOD AND REMOVAL TOOL FOR DISASSEMBLING A PISTON

 #2
20250003490
2025-01-02

PISTON, GEAR-CHANGE SELECTOR MODULE AND MOUNTING METHOD

 #3
20240401578
2024-12-05

Proportional volumetric dosing unit

 #4
20230296117
2023-09-21

Seal groove cooling flow

 #5
20230046766
2023-02-16

PUMPING ASSEMBLY, PISTON PUMP AND ORAL IRRIGATOR

 #6
20220397132
2022-12-15

Piston and a fluid-actuated working cylinder provided therewith

 #7
20220282620
2022-09-08

Engine with gas exchange through piston rod

 #8
20210054931
2021-02-25

Piston assembly having reduced extend force and reduced displacement volume

 #9
20200406370
2020-12-31

Sealing piston for a hydraulic expansion chucking device and expansion chucking device

 #10
20200325988
2020-10-15

Low heat transfer piston via binder jet technology

 #11
20200284149
2020-09-10

Engine with work stroke and gas exchange through piston rod

 #12
20200173554
2020-06-04

Hydraulic device comprising a segment having at least one through-hole configured to promote the rotation of said segment

 #13
20200132193
2020-04-30

Piston of an internal combustion engine

 #14
20200124175
2020-04-23

Piston-integrated gap cover

 #15
20200063865
2020-02-27

Piston assembly and fluid pressure device

 #16
20200056480
2020-02-20

Engine with work stroke and gas exchange through piston rod

 #17
20200024946
2020-01-23

Engine with work stroke and gas exchange through piston rod

 #18
20190360586
2019-11-28

Screw-threaded working cylinder

 #19
20190234389
2019-08-01

Fluid Cylinder

 #20
20190128419
2019-05-02

Build cylinder arrangements for machines for layered production of three-dimensional objects having a fiber metal seal

 #21
20190078591
2019-03-14

Stamp-sealing unit and ultrasonic processing device comprising same

 #22
20190049008
2019-02-14

Piston-integrated gap cover

 #23
20180347417
2018-12-06

Hydraulic piston with a cooling and lubricating gasket valve

 #24
20180252316
2018-09-06

Pistons

 #25
20180245583
2018-08-30

Articulated coupling for piston sealing device

 #26
20180180006
2018-06-28

Piston fuel pump for an internal combustion engine

 #27
20180106150
2018-04-19

Engine with compression and momentum stroke

 #28
20170351275
2017-12-07

Vacuum valve and vacuum pressure control system using the same

 #29
20170138913
2017-05-18

Sealing moving with piston in a high-pressure pump

 #30
20170102012
2017-04-13

Hybrid metallic/composite piston head joint

 #31
20170016536
2017-01-19

Gapless piston ring for internal combustion engine

 #32
20170016360
2017-01-19

Timed gas exchange in engine using piston as exhaust valve

 #33
20170016331
2017-01-19

Piston assembly for internal combustion engine

 #34
20170016330
2017-01-19

Engine with piston that overshoots cylinder wall exhaust port

 #35
20170016328
2017-01-19

Gas exchange through engine piston rod

 #36
20170009837
2017-01-12

Damper device

 #37
20170009767
2017-01-12

Piston fuel pump for an internal combustion engine

 #38
20170009723
2017-01-12

Piston fuel pump for an internal combustion engine

 #39
20160223083
2016-08-04

Piston assembly

 #40
20160201660
2016-07-14

A FLUID CYLINDER

 #41
20160169385
2016-06-16

Energized screw gland

 #42
20160033041
2016-02-04

Pistons

 #43
20150323072
2015-11-12

Actuator with screw-in gland and detent structure

 #44
20150322971
2015-11-12

Separating device for fluid media

 #45
20150233431
2015-08-20

Concentric slave cylinder including one-way clutch

 #46
20150114219
2015-04-30

Die casting piston and ring assembly

 #47
20150000433
2015-01-01

Rack steering control piston

 #48
20140322037
2014-10-30

Piston pump

 #49
20140290477
2014-10-02

Brake pistons and piston noses

 #50
20140265150
2014-09-18

Pistons

 #51
20140157981
2014-06-12

Fluid pressure cylinder

 #52
20140096679
2014-04-10

Multi-part piston

 #53
20140076157
2014-03-20

Piston assembly, fluid pressure cylinder, method for manufacturing piston assembly

 #54
20140069271
2014-03-13

Coupling structure for piston used in fluid-pressure cylinder, and coupling method therefor

 #55
20140014060
2014-01-16

Reciprocating piston for a reciprocating piston engine and reciprocating piston engine, and cylinder of a reciprocating piston engine

 #56
20130333554
2013-12-19

Seal assembly for use in harsh environments

 #57
20130213340
2013-08-22

Piston assembly for internal combustion engine

 #58
20120304851
2012-12-06

HYDRAULIC CYLINDER WITH AN O-RING SEAL OF VARIABLE GEOMETRY

 #59
20120181123
2012-07-19

Brake pistons and piston noses

 #60
20120161400
2012-06-28

Bi-directional clip seal piston

 #61
20120151911
2012-06-21

COMBINATION OF A CHAMBER AND A PISTON, A PUMP, A MOTOR, A SHOCK ABSORBER AND A TRANSDUCER INCORPORATING THE COMBINATION

 #62
20120085229
2012-04-12

MULTIPART-PISTON FOR A CYLINDER ARRANGMENT

 #63
20120061202
2012-03-15

Transmission piston with contained return spring

 #64
20120024149
2012-02-02

Die casting piston and ring assembly

 #65
20110232479
2011-09-29

Piston with a duct under a gasket

 #66
20100314838
2010-12-16

SEAL ASSEMBLY

 #67
20100263528
2010-10-21

Piston pump

 #68
20100247357
2010-09-30

Device comprising a combination of a chamber and a piston

 #69
20100170391
2010-07-08

Combination of a chamber and a piston, a pump, a motor, a shock absorber and transducer incorporating the combination

 #70
20100074780
2010-03-25

Reciprocating pump having a piston assembly

 #71
20100070096
2010-03-18

Device and piston for segregating articles

 #72
20090277008
2009-11-12

Method for manufacturing a piston device

 #73
20090159383
2009-06-25

Brake actuator

 #74
20090120283
2009-05-14

COMBINATION OF A CHAMBER AND A PISTON, A PUMP, A MOTOR, A SHOCK ABSORBER AND A TRANSDUCER INCORPORATING THE COMBINATION

 #75
20090056871
2009-03-05

METHOD FOR PRODUCING STEEL COMPONENT INTEGRALLY HAVING RUBBER PORTION

 #76
20090038906
2009-02-12

SEAL INTEGRAL TYPE PISTON

 #77
20090032366
2009-02-05

PISTON FOR AUTOMATIC TRANSMISSION

 #78
20080276799
2008-11-13

ALUMINUM PISTON WITH AN INCORPORATED SEAL

 #79
20080098886
2008-05-01

PISTON ASSEMBLY AND METHOD OF MANUFACTURING PISTON ASSEMBLY

 #80
20080098885
2008-05-01

Piston Assembly

 #81
20070269547
2007-11-22

Resin coated piston manufacturing apparatus for shock absorber

 #82
20070151445
2007-07-05

Piston structure for an air pump

 #83
20070127307
2007-06-07

Pressurizing lid structure of a kneader

 #84
20060162549
2006-07-27

Air pump having cylinder with non-circular configuration in cross section

 #85
20060032370
2006-02-16

Combination of a chamber and a piston, a pump, a motor, a shock absorber and a transducer incorporating the combination

 #86
20050212218
2005-09-29

Cover seals with latching locking features

 #87
20050145106
2005-07-07

Adjustable piston pump