F01B9/042 - CPC Classification Index

ClassID:

136433 ⎘

F01B9/042 - CPC Classification

Classification description:

Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups with rotary main shaft other than crankshaft the connections comprising gear transmissions

Sub-classes:

F01B2009/045 » {Planetary gearings} 22

Recent Application in this class:

20250027441

2025-01-23

Mechanical leverage to generate torque force to a rotary shaft

20230358184

2023-11-09

SYSTEM, APPARATUS AND METHOD FOR CLEAN, MULTI-ENERGY GENERATION

20220154579

2022-05-19

Piston arrangement

20220090546

2022-03-24

System, apparatus and method for clean, multi-energy generation

20210381377

2021-12-09

Engine crank and connecting rod mechanism

20210301740

2021-09-30

System, apparatus and method for clean, multi-energy generation

20210199009

2021-07-01

Engine crank and connecting rod mechanism

20210003081

2021-01-07

System, apparatus and method for clean, multi-energy generation

20200208522

2020-07-02

Engine crank and connecting rod mechanism

#10

20190390551

2019-12-26

Engine crank and connecting rod mechanism

#11

20190112992

2019-04-18

System, apparatus and method for clean, multi-energy generation

#12

20190032553

2019-01-31

Infinitely variable compression ratio mechanism of a reciprocating double-acting piston-type gas compressor

#13

20180080439

2018-03-22

HYDRAULIC PUMP WITH SOLID-STATE ACTUATOR

#14

20170159560

2017-06-08

Hypocycloidal methods and designs for increasing efficiency in engines

#15

20160333779

2016-11-17

Constant-volume combustion engine

#16

20150247452

2015-09-03

Planetary crank gear design for internal combustion engines

#17

20150226064

2015-08-13

POWER CONTROL APPARATUS

#18

20130087120

2013-04-11

Reciprocating piston engine with improved mass equalization

#19

20130019836

2013-01-24

Internal combustion engine with gear-driven crankshaft

#20

20120318087

2012-12-20

Power transmission system of crank structure

#21

20120227708

2012-09-13

Piston and use therefor

#22

20120222505

2012-09-06

GEAR ENGINE

#23

20120090571

2012-04-19

Internal combustion engine

#24

20120047894

2012-03-01

System, apparatus and method for clean, multi-energy generation

#25

20120031379

2012-02-09

Horizontally opposed center fired engine

#26

20100014992

2010-01-21

Reciprocating positive-displacement compressors

#27

20090249775

2009-10-08

Drive device using charged air pressure

#28

20090217901

2009-09-03

Driving Mechanism of a Crankless Engine

#29

20080314355

2008-12-25

Engine arrangement

#30

20080210026

2008-09-04

Kinetic energy generation device

#31

20070295121

2007-12-27

Transmission system

#32

20070151529

2007-07-05

Rotary mechanical field assembly

#33

16010440

2019-08-06

Engine crank and connecting rod mechanism