by two or more curved surfaces

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CPC
F01B3/045

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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F01Engines F01BMACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE F01B3/00Reciprocating-piston machines or engines with cylinder axes coaxial with, or parallel or inclined to, main shaft axis

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F01B3/045by two or more curved surfaces

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Patents Grantslast 30 patents

Information Patent Grant
Gas or fluid driven mechanical stepper motor
- Patent number 11,401,811
- Issue date Aug 2, 2022
- Eindhoven Medical Robotics B.V.
- Marc Janssens
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Opposed piston engine
- Patent number 11,401,812
- Issue date Aug 2, 2022
- HTS LLC
- Carlos Marcelo Todeschini Hilgert
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Opposed piston engine
- Patent number 10,947,846
- Issue date Mar 16, 2021
- HTS LLC
- Carlos Marcelo Todeschini Hilgert
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Internal combustion engine
- Patent number 10,267,225
- Issue date Apr 23, 2019
- INNENGINE, S.L.
- Juan Garrido Requena
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Compact non-vibrating endothermic engine
- Patent number 9,982,597
- Issue date May 29, 2018
- Pierfrancesco Poniz
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Cam engine
- Patent number 9,243,617
- Issue date Jan 26, 2016
- Boyan Bahnev
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Axial piston internal combustion engine using an Atkinson cycle
- Patent number 9,032,920
- Issue date May 19, 2015
- Brian Michael Robards
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Co-axial crankless engine
- Patent number 8,863,643
- Issue date Oct 21, 2014
- Darren Powell
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Compression ignition rotating cylinder engine
- Patent number 7,219,633
- Issue date May 22, 2007
- Robert A McLeod
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Expansible chamber engine with undulating flywheel
- Patent number 7,040,262
- Issue date May 9, 2006
- Patrick C. Ho
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Disposable cutting head for clippers
- Patent number 7,010,859
- Issue date Mar 14, 2006
- Kim Laube
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rotary piston machine
- Patent number 6,986,328
- Issue date Jan 17, 2006
- Herbert Huettlin
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Piston engine
- Patent number 6,926,248
- Issue date Aug 9, 2005
- Gerhard Lehofer
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Balanced barrel-cam internal-combustion engine
- Patent number 6,779,494
- Issue date Aug 24, 2004
- Deepak Jayanti Aswani
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Internal combustion engine
- Patent number 6,694,931
- Issue date Feb 24, 2004
- Dennis C. Palmer
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Stationary regenerator, regenerated, reciprocating engine
- Patent number 6,668,809
- Issue date Dec 30, 2003
- Alvin Lowi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Expansible chamber engine
- Patent number 6,619,244
- Issue date Sep 16, 2003
- Patrick C. Ho
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Internal combustion engine
- Patent number 6,526,927
- Issue date Mar 4, 2003
- Dennis C. Palmer
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Disposable cutting head for clippers
- Patent number 6,473,973
- Issue date Nov 5, 2002
- Kim Laube
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Draw rotary engine
- Patent number 6,401,671
- Issue date Jun 11, 2002
- Malcolm Leathwaite
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Disposable cutting head for clippers
- Patent number 6,393,702
- Issue date May 28, 2002
- Kim Laube
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Internal combustion engine
- Patent number 6,305,334
- Issue date Oct 23, 2001
- Leonhard E. Schuko
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Adiabatic, two-stroke cycle engine having novel scavenge compressor...
- Patent number 6,279,520
- Issue date Aug 28, 2001
- Alvin Lowi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Internal combustion engine with arrangement for adjusting the compr...
- Patent number 6,250,264
- Issue date Jun 26, 2001
- Sinus Holding AS
- Leif Dag Henriksen
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Internal combustion engine with improved gas exchange
- Patent number 6,098,578
- Issue date Aug 8, 2000
- Leonhard E. Schuko
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Adiabatic, two-stroke cycle engine having novel combustion chamber
- Patent number 6,089,195
- Issue date Jul 18, 2000
- Alvin Lowi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Adiabatic, two-stroke cycle engine having external piston rod align...
- Patent number 5,799,629
- Issue date Sep 1, 1998
- Alvin Lowi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Internal combustion engine with central chamber
- Patent number 5,743,220
- Issue date Apr 28, 1998
- Enrique Eduardo Guarner-Lans
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Internal combustion engine utilizing pistons
- Patent number 5,551,383
- Issue date Sep 3, 1996
- Rudolph J. Novotny
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Adiabatic, two-stroke cycle engine having piston-phasing and compre...
- Patent number 5,507,253
- Issue date Apr 16, 1996
- Alvin Lowi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
RECIPROCATING ENGINE
- Publication number 20170030194
- Publication date Feb 2, 2017
- Shepherd Inventor Limited
- Graydon Aubrey Shepherd
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Axial Piston Internal Combustion Engine Using an Atkinson Cycle
- Publication number 20140182526
- Publication date Jul 3, 2014
- Brian Robards
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Cam Engine
- Publication number 20140150643
- Publication date Jun 5, 2014
- Boyan Bahnev
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
CRANKLESS ENGINE
- Publication number 20120192829
- Publication date Aug 2, 2012
- Jin Hee Choi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
CO-AXIAL CRANKLESS ENGINE
- Publication number 20120024147
- Publication date Feb 2, 2012
- Darren Powell
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Rotary piston machine
- Publication number 20050066917
- Publication date Mar 31, 2005
- Herbert Huettlin
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Engine with drive ring
- Publication number 20040231620
- Publication date Nov 25, 2004
- Antonio Cannata
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Internal combustion engine
- Publication number 20040139932
- Publication date Jul 22, 2004
- Dennis C. Palmer
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Expansible chamber engine with undulating flywheel
- Publication number 20040016412
- Publication date Jan 29, 2004
- Patrick C. Ho
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Piston engine
- Publication number 20030106506
- Publication date Jun 12, 2003
- Gerhard Lehofer
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
STATIONARY REGENERATOR, REGENERATED, RECIPROCATING ENGINE
- Publication number 20030094164
- Publication date May 22, 2003
- Alvin Lowi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Internal combustion engine
- Publication number 20030062005
- Publication date Apr 3, 2003
- Dennis C. Palmer
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Disposable cutting head for clippers
- Publication number 20020056199
- Publication date May 16, 2002
- Kim Laube
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Disposable cutting head for clippers
- Publication number 20020053141
- Publication date May 9, 2002
- Kim Laube
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

by two or more curved surfaces

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Gas or fluid driven mechanical stepper motor

Opposed piston engine

Opposed piston engine

Internal combustion engine

Compact non-vibrating endothermic engine

Cam engine

Axial piston internal combustion engine using an Atkinson cycle

Co-axial crankless engine

Compression ignition rotating cylinder engine

Expansible chamber engine with undulating flywheel

Disposable cutting head for clippers

Rotary piston machine

Piston engine

Balanced barrel-cam internal-combustion engine

Internal combustion engine

Stationary regenerator, regenerated, reciprocating engine

Expansible chamber engine

Internal combustion engine

Disposable cutting head for clippers

Draw rotary engine

Disposable cutting head for clippers

Internal combustion engine

Adiabatic, two-stroke cycle engine having novel scavenge compressor...

Internal combustion engine with arrangement for adjusting the compr...

Internal combustion engine with improved gas exchange

Adiabatic, two-stroke cycle engine having novel combustion chamber

Adiabatic, two-stroke cycle engine having external piston rod align...

Internal combustion engine with central chamber

Internal combustion engine utilizing pistons

Adiabatic, two-stroke cycle engine having piston-phasing and compre...

Patents Applicationslast 30 patents

RECIPROCATING ENGINE

Axial Piston Internal Combustion Engine Using an Atkinson Cycle

Cam Engine

CRANKLESS ENGINE

CO-AXIAL CRANKLESS ENGINE

Rotary piston machine

Engine with drive ring

Internal combustion engine

Expansible chamber engine with undulating flywheel

Piston engine

STATIONARY REGENERATOR, REGENERATED, RECIPROCATING ENGINE

Internal combustion engine

Disposable cutting head for clippers

Disposable cutting head for clippers