Valves arranged in or on piston or piston-rod

Industry

CPC
F01L21/04

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F01Engines F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES F01L21/00Use of working pistons or pistons-rods as fluid-distributing valves or a valve-supporting elements

Current Industry

F01L21/04Valves arranged in or on piston or piston-rod

Industries

Patents Grantslast 30 patents

Information Patent Grant
Air motor and pump comprising such a motor
- Patent number 10,385,693
- Issue date Aug 20, 2019
- Exel Industries
- Benoit Batllo
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
High efficiency steam engine and impact-free piston operated valves...
- Patent number 10,273,840
- Issue date Apr 30, 2019
- Thermal Power Recovery LLC
- James V. Harmon
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Cylinder phaser valves
- Patent number 9,890,802
- Issue date Feb 13, 2018
- David Albrecht
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Internal combustion engine having piston with piston valve and asso...
- Patent number 9,091,204
- Issue date Jul 28, 2015
- McAlister Technologies, LLC
- Roy Edward McAlister
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Hydraulic cylinder with piston valve assembly
- Patent number 9,010,234
- Issue date Apr 21, 2015
- Tim Foster
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Air motor having a programmable logic controller interface and a me...
- Patent number 9,003,950
- Issue date Apr 14, 2015
- Ingersoll-Rand Company
- Thomas R. Headley
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Torque multiplier engines
- Patent number 8,820,275
- Issue date Sep 2, 2014
- McAlister Technologies, LLC
- Roy Edward McAlister
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Hydraulic cylinder with piston valve assembly
- Patent number 8,683,910
- Issue date Apr 1, 2014
- Foster Hydraulics, Inc.
- Tim Foster
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Piston with blow-by feature and method of preventing catastrophic f...
- Patent number 8,635,943
- Issue date Jan 28, 2014
- Federal-Mogul Corporation
- Eduardo H. Matsuo
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Hydraulic motor
- Patent number 7,752,957
- Issue date Jul 13, 2010
- Alfa Laval Moatti
- Jean-Claude Chrupalla
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
On/off switch for liquid additive injection pump
- Patent number 6,910,405
- Issue date Jun 28, 2005
- Dosmatic USA, Inc.
- Frank A. Walton
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Multicylinder self-starting uniflow engine
- Patent number 6,505,538
- Issue date Jan 14, 2003
- Barry Johnston
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Shuttle valve of a reciprocating pneumatic motor for hydraulics
- Patent number 6,012,377
- Issue date Jan 11, 2000
- Michael Hung
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Pressure medium driven device performing linear motion
- Patent number 5,683,230
- Issue date Nov 4, 1997
- Reijo Karppinen
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Reciprocating piston motor operating on pressure medium
- Patent number 5,540,136
- Issue date Jul 30, 1996
- Jan Noord
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Hydraulic motor
- Patent number 5,465,646
- Issue date Nov 14, 1995
- McNeil (Ohio) Corporation
- Leonard J. DiCarlo
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Diaphragm pumps
- Patent number 5,281,108
- Issue date Jan 25, 1994
- Gerard Brooke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Reciprocating hydraulic motor with a differential piston
- Patent number 5,261,311
- Issue date Nov 16, 1993
- Societe Civile De Recherche Sam
- Philippe Cloup
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Airfoil changeover device
- Patent number 5,209,152
- Issue date May 11, 1993
- Graco, Inc.
- Andrew M. Olson
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Motor with spring elements formed on valve assembly
- Patent number 5,203,251
- Issue date Apr 20, 1993
- Alentec Orion Aktiebolag
- Leif Karlberg
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Pumping device driven by a fluid driven reciprocating actuator
- Patent number 5,188,518
- Issue date Feb 23, 1993
- Kabushiki Kaisha Yamada Corp.
- Seiji Saita
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Compression spring fluid motor
- Patent number 5,137,435
- Issue date Aug 11, 1992
- Frank and Robyn Walton 1990 Family Trust
- Frank Walton
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Switching device for reciprocating pumps
- Patent number 5,120,202
- Issue date Jun 9, 1992
- Yamada Yuki Seizo Co., Ltd.
- Minoru Murata
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Switching device for reciprocating pumps
- Patent number 5,002,469
- Issue date Mar 26, 1991
- Yamada Yuki Seizo Co., Ltd.
- Minoru Murata
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Switching device for reciprocating pumps
- Patent number 5,002,468
- Issue date Mar 26, 1991
- Yamada Yuki Seizo Co., Ltd.
- Minoru Murata
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Multicyclinder self-starting uniflow engine
- Patent number 4,947,731
- Issue date Aug 14, 1990
- Barry Johnston
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Multicylinder self-starting uniflow engine
- Patent number 4,938,117
- Issue date Jul 3, 1990
- Barry W. Johnston
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Fluid-operated miniature engine
- Patent number 4,885,978
- Issue date Dec 12, 1989
- Alessandro Caenazzo
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Expansible chamber motor with snap-acting valve
- Patent number 4,879,943
- Issue date Nov 14, 1989
- McNeil (Ohio) Corporation
- Ayzik Grach
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Fluid pump
- Patent number 4,531,896
- Issue date Jul 30, 1985
- Harry L. Spears
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
Valve of Pneumatic Hammer
- Publication number 20200189085
- Publication date Jun 18, 2020
- Ching-Tien Lin
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Intake Device of Pneumatic Hammer
- Publication number 20200194199
- Publication date Jun 18, 2020
- WEIJEN AIRTOOL CO., LTD.
- Ching-Tien Lin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH EFFICIENCY STEAM ENGINE AND IMPACT-FREE PISTON OPERATED VALVES...
- Publication number 20190128152
- Publication date May 2, 2019
- THERMAL POWER RECOVERY LLC
- James V. Harmon
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
AIR MOTOR AND PUMP COMPRISING SUCH A MOTOR
- Publication number 20170350247
- Publication date Dec 7, 2017
- EXEL INDUSTRIES
- Benoit BATLLO
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
TORQUE MULTIPLIER ENGINES
- Publication number 20150114352
- Publication date Apr 30, 2015
- McAlister Technologies, LLC
- Roy Edward McAlister
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
INTERNAL COMBUSTION ENGINE AND ASSOCIATED SYSTEMS AND METHODS
- Publication number 20140261347
- Publication date Sep 18, 2014
- McAlister Technologies, LLC
- Roy Edward McAlister
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
AIR MOTOR HAVING A PROGRAMMABLE LOGIC CONTROLLER INTERFACE AND A ME...
- Publication number 20140154103
- Publication date Jun 5, 2014
- Thomas R. Headley
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
TORQUE MULTIPLIER ENGINES
- Publication number 20120234297
- Publication date Sep 20, 2012
- McAlister Technologies, LLC
- Roy E. McAlister
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
PISTON WITH BLOW-BY FEATURE AND METHOD OF PREVENTING CATASTROPHIC F...
- Publication number 20110107910
- Publication date May 12, 2011
- Eduardo H. Matsuo
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
AUTOMATED SWITCH FOR LIQUID ADDITIVE INJECTION PUMP
- Publication number 20100051716
- Publication date Mar 4, 2010
- Frank A. Walton
- G05 - CONTROLLING REGULATING
Information Patent Application
Hydraulic Motor
- Publication number 20080148932
- Publication date Jun 26, 2008
- ALFA LAVAL MOATTI
- Jean-Claude Chrupalla
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
On/off switch for liquid additive injection pump
- Publication number 20050005764
- Publication date Jan 13, 2005
- Frank A. Walton
- G05 - CONTROLLING REGULATING
Information Patent Application
Piston air engine
- Publication number 20030209013
- Publication date Nov 13, 2003
- Yu-Chi Tsai
- A63 - SPORTS GAMES AMUSEMENTS

Valves arranged in or on piston or piston-rod

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Air motor and pump comprising such a motor

High efficiency steam engine and impact-free piston operated valves...

Cylinder phaser valves

Internal combustion engine having piston with piston valve and asso...

Hydraulic cylinder with piston valve assembly

Air motor having a programmable logic controller interface and a me...

Torque multiplier engines

Hydraulic cylinder with piston valve assembly

Piston with blow-by feature and method of preventing catastrophic f...

Hydraulic motor

On/off switch for liquid additive injection pump

Multicylinder self-starting uniflow engine

Shuttle valve of a reciprocating pneumatic motor for hydraulics

Pressure medium driven device performing linear motion

Reciprocating piston motor operating on pressure medium

Hydraulic motor

Diaphragm pumps

Reciprocating hydraulic motor with a differential piston

Airfoil changeover device

Motor with spring elements formed on valve assembly

Pumping device driven by a fluid driven reciprocating actuator

Compression spring fluid motor

Switching device for reciprocating pumps

Switching device for reciprocating pumps

Switching device for reciprocating pumps

Multicyclinder self-starting uniflow engine

Multicylinder self-starting uniflow engine

Fluid-operated miniature engine

Expansible chamber motor with snap-acting valve

Fluid pump

Patents Applicationslast 30 patents

Valve of Pneumatic Hammer

Intake Device of Pneumatic Hammer

HIGH EFFICIENCY STEAM ENGINE AND IMPACT-FREE PISTON OPERATED VALVES...

AIR MOTOR AND PUMP COMPRISING SUCH A MOTOR

TORQUE MULTIPLIER ENGINES

INTERNAL COMBUSTION ENGINE AND ASSOCIATED SYSTEMS AND METHODS

AIR MOTOR HAVING A PROGRAMMABLE LOGIC CONTROLLER INTERFACE AND A ME...

TORQUE MULTIPLIER ENGINES

PISTON WITH BLOW-BY FEATURE AND METHOD OF PREVENTING CATASTROPHIC F...

AUTOMATED SWITCH FOR LIQUID ADDITIVE INJECTION PUMP

Hydraulic Motor

On/off switch for liquid additive injection pump

Piston air engine