ClassID:

138886

F02B73/00 - CPC Classification

Classification description:

Combinations of two or more engines, not otherwise provided for

Recent Application in this class:
#1
20230313733
2023-10-05

Powerplant and related control system and method

#2
20220252002
2022-08-11

Hydraulic auxiliary generator drive

#3
20220106943
2022-04-07

SMA material performance boost for use in an energy recovery device

#4
20200309025
2020-10-01

Compounded internal combustion engine

#5
20200208566
2020-07-02

Fan powered by an alternating current generator associated with a liquid-cooled engine of an engine system

#6
20200173345
2020-06-04

Powerplant and related control system and method

#7
20200011251
2020-01-09

Multiple engine block and multiple engine internal combustion power plants for both stationary and mobile applications

#8
20190376464
2019-12-12

Direct-injection internal combustion engine with two valves per cylinder

#9
20190375284
2019-12-12

HYBRID VEHICLE

#10
20190323438
2019-10-24

Combined engine systems

#11
20190104680
2019-04-11

Airflow for an agricultural harvesting combine

#12
20190100829
2019-04-04

RECONDITIONING A CORE FOR USE IN AN ENERGY RECOVERY DEVICE

#13
20190093525
2019-03-28

Variable displacement engine including different cam lobe profiles

#14
20190039668
2019-02-07

Family of three-wheeled straddle-seat vehicles

#15
20190001955
2019-01-03

Propulsion system for an aircraft

#16
20180223746
2018-08-09

LOCOMOTIVES

#17
20180216604
2018-08-02

ENERGY RECOVERY DEVICE

#18
20180171801
2018-06-21

Device for obtaining mechanical work from a non-thermal energy source (variants)

#19
20180106186
2018-04-19

Powerplant and related control system and method

#20
20180100431
2018-04-12

Outboard motor unit and marine vessel including plurality of engines and shared supercharger

#21
20180051563
2018-02-22

Internal combustion engine

#22
20180030887
2018-02-01

MULTI-SHAFT POWER SOURCE UNMANNED FLIGHT EQUIPMENT

#23
20180022431
2018-01-25

Fuel supply system and method for ship engine

#24
20180009305
2018-01-11

Dual engine agricultural harvesting combine

#25
20180007830
2018-01-11

Airflow for an agricultural harvesting combine

#26
20170321599
2017-11-09

Modified energy-saving one-dimensional internal combustion engine

#27
20170240274
2017-08-24

Propulsion system

#28
20170211468
2017-07-27

Operation scheduling for optimal performance of hybrid power plants

#29
20170093246
2017-03-30

Electromagnetic rotor drive assembly

#30
20160252025
2016-09-01

Engine refurbishment using ionized air

#31
20160237882
2016-08-18

Turbocharger system for an engine

#32
20160153349
2016-06-02

Powerplant and related control system and method

#33
20160138493
2016-05-19

Vehicle and method of operating

#34
20160040565
2016-02-11

Engine system

#35
20160010545
2016-01-14

INTERNAL COMBUSTION ENGINE COMPRISING AN ELECTRIC DRIVE ON THE CRANKSHAFT

#36
20150361877
2015-12-17

Turbo-compound reheat combined cycle power generation

#37
20150275750
2015-10-01

Mixed Fuel Electric Power System

#38
20150273997
2015-10-01

POWERTRAIN FOR INTERNAL-COMBUSTION ENGINE VEHICLE WITH COMBINATION OF PISTON ENGINE AND ROTARY ENGINE

#39
20150225926
2015-08-13

Auxiliary power unit excavator system

#40
20150219044
2015-08-06

Supplying gaseous fuel from a liquid state to an engine

#41
20150152948
2015-06-04

Hybrid drive system

#42
20150083545
2015-03-26

Prime mover arrangement comprising a fluid-actuated clutch arrangement and a multi-disk clutch

#43
20150075942
2015-03-19

Prime mover arrangement comprising a fluid-actuated clutch arrangement and a freewheel

#44
20150053153
2015-02-26

Micro-gasifier array networking

#45
20150052889
2015-02-26

Hydrostatic power unit

#46
20150007558
2015-01-08

Energy recovery device

#47
20140352296
2014-12-04

Method and apparatus for operating an internal combustion engine

#48
20140338331
2014-11-20

Distributed combined cooling, heating and power generating apparatus and method with internal combustion engine by combining solar energy and alternative fuel

#49
20140314587
2014-10-23

Check Valve Device In The Suction Side of A Hydrostatic Power-Unit That Can Be Operated In The Same Direction of Rotation As A Pump And As A Motor

#50
20140260245
2014-09-18

VOLUMETRIC ENERGY RECOVERY DEVICE WITH VARIABLE SPEED DRIVE

#51
20140230439
2014-08-21

Auxiliary power unit generator

#52
20140196457
2014-07-17

Ceramic-to-metal turbine shaft attachment

#53
20140052359
2014-02-20

System and method for controlling torque load of multiple engines

#54
20130319349
2013-12-05

Machine combination comprising an internal combustion engine and a generator

#55
20130305724
2013-11-21

AUXILIARY POWER SYSTEM AND METHOD

#56
20130276759
2013-10-24

Internal combustion engine with partial deactivation and method for the operation of an internal combustion engine of said type

#57
20130276755
2013-10-24

Auto-ignition internal combustion engine with partial deactivation and method for the operation of an internal combustion engine of said type

#58
20130276747
2013-10-24

Internal combustion engine with partial deactivation and method for the operation of an internal combustion engine of said type

#59
20130199464
2013-08-08

Drive Device

#60
20130152547
2013-06-20

Shared EGR system and method for a dual-module engine

#61
20130118821
2013-05-16

Systems and methods for integrating work vehicle and service pack cooling systems

#62
20130110375
2013-05-02

Multi-displacement internal combustion engine that removably couples a plurality of engine modules, axially at their crankshafts, to a single common output

#63
20130081889
2013-04-04

Twin engine for improving fuel efficiency and method of operating engine using the same

#64
20120248785
2012-10-04

System including an electromagnetically energized piston motor designed to convert chemical and electrical energy to mechanical energy

#65
20120247122
2012-10-04

Powerplant and related control system and method

#66
20120222640
2012-09-06

Method for imposing variable load on the internal combustion engine used in vapor destruction applications

#67
20120204561
2012-08-16

KIT FOR PRODUCING AUTOMOBILES WITH DIFFERENT ENGINE VARIANTS

#68
20120129651
2012-05-24

System for driving an assembly arrangement for a motor vehicle

#69
20120097138
2012-04-26

ENGINE ASSEMBLY INCLUDING ROTARY ENGINE PROVIDING EXHAUST GAS RECIRCULATION TO PRIMARY ENGINE

#70
20120091712
2012-04-19

Wind Powered System for Reducing Energy Consumption of a Primary Power Source

#71
20120048244
2012-03-01

Internal combustion engine

#72
20120031379
2012-02-09

Horizontally opposed center fired engine

#73
20120017855
2012-01-26

INTERNAL COMBUSTION ENGINE

#74
20120017854
2012-01-26

MOTOR VEHICLE

#75
20110287893
2011-11-24

Method for controlling the functioning of a twin internal combustion engine in a vehicle, especially a fire-fighting vehicle

#76
20110041491
2011-02-24

Heat engine with external hot source

#77
20100293912
2010-11-25

Agricultural harvester with propulsion load shifting between dual engines

#78
20100289327
2010-11-18

Generation and starting system

#79
20100107604
2010-05-06

AMMONIA GENERATOR, VEHICLE AND METHOD FOR GENERATING AMMONIA

#80
20100100300
2010-04-22

Powerplant and related control system and method

#81
20100052331
2010-03-04

System for starting power systems with multiple generator units

#82
20100043743
2010-02-25

DUAL STROKE COMBUSTION/STEAM ENGINE

#83
20100031638
2010-02-11

Dual engine work vehicle with control for exhaust aftertreatment regeneration

#84
20090159036
2009-06-25

Intake manifold regulators for internal combustion engines

#85
20090159035
2009-06-25

Intake manifold regulators for internal combustion engines

#86
20090145396
2009-06-11

Coupling device for split in-line engine

#87
20090065652
2009-03-12

Aircraft combination engines exhaust thrust recovery

#88
20080276898
2008-11-13

High fuel efficiency flywheel and cylinder internal cambustion engine hybrid (abbreviated as F&C engine hybrid)

#89
20080271695
2008-11-06

POWER SYSTEM FOR AND METHOD OF POWERING A VEHICLE

#90
20080141969
2008-06-19

Intake manifold regulators for internal combustion engines

#91
20080121207
2008-05-29

Rotor-piston internal combustion engine

#92
20080092833
2008-04-24

High powered vehicles replacing the flywheel with the fan

#93
20080006739
2008-01-10

Vehicle power train including at least two power sources

#94
20070209359
2007-09-13

Exhaust heat recovery apparatus

#95
20070151783
2007-07-05

Power output apparatus and motor vehicle equipped with power output apparatus

#96
20070131183
2007-06-14

Multi-stage variable displacement engine

#97
20070130950
2007-06-14

Auxiliary power system for a motor vehicle

#98
20070074504
2007-04-05

Engine system including multipe engines and method of operating same

#99
20060260569
2006-11-23

V-quad engine and method of constructing same

#100
20060242960
2006-11-02

Hybrid engine

#101
20060112940
2006-06-01

Secondary internal combustion device for providing exhaust gas to EGR-equipped engine

#102
20060107920
2006-05-25

Auxiliary power system for a motor vehicle

#103
20060053785
2006-03-16

Power device equipped with combustion engine and stirling engine

#104
20050263128
2005-12-01

Turbocombustion engine

#105
20050173926
2005-08-11

GENERATING APPARATUS

#106
20050150228
2005-07-14

Multi-crankshaft, variable-displacement engine

#107
20050126173
2005-06-16

Controlling airflow to multiple engine modules with a single throttle body

#108
20050079949
2005-04-14

Vehicular accessory driving apparatus

#109
18341223
2024-12-03

Cooling flow injection to alter exhaust boundary conditions in a turbo-compounded engine

#110
14140465
2015-03-24

Steam engine powered hydrogen oxygen generation system for an internal combustion engine