Patents-Review.com
ClassID:

137569 ⎘

F01M1/12 - CPC Classification

Classification description:

Pressure lubrication Closed-circuit lubricating systems not provided for in groups  - 

Sub-classes:
Recent Application in this class:
#1
20260071557
2026-03-12

Hybrid Electric Propulsion System With Pitch Change Mechanism Operation

 #2
20250102057
2025-03-27

HYDRAULIC SYSTEM WITH A HIGH SUMP AND A DRY SUMP

 #3
20240271547
2024-08-15

Hybrid Electric Propulsion System With Pitch Change Mechanism Operation

 #4
20240183292
2024-06-06

Transmission for a motor vehicle

 #5
20240093583
2024-03-21

POWER SOURCES AND TRANSMISSION NETWORKS FOR AUXILIARY EQUIPMENT ONBOARD HYDRAULIC FRACTURING UNITS AND ASSOCIATED METHODS

 #6
20240060445
2024-02-22

Internal combustion engine and lubrication system thereof

 #7
20240060434
2024-02-22

Internal combustion engine and lubrication system thereof

 #8
20230203927
2023-06-29

Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods

 #9
20230055844
2023-02-23

Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods

 #10
20220281310
2022-09-08

DRIVE DEVICE

 #11
20220228517
2022-07-21

SMALL AIR-COOLED ENGINE ASSEMBLY WITH DRY SUMP LUBRICATION SYSTEM

 #12
20220213806
2022-07-07

System for lubricating an aeronautical engine

 #13
20220112889
2022-04-14

Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods

 #14
20210310385
2021-10-07

Engine system and method for a vehicle

 #15
20210207588
2021-07-08

Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods

 #16
20210079902
2021-03-18

Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods

 #17
20210048005
2021-02-18

INTEGRATED WIND TURBINE POWERTRAIN LUBRICATION SYSTEM

 #18
20200292054
2020-09-17

Control device for vehicle oil supply device

 #19
20200291834
2020-09-17

Lubricating oil supply structure

 #20
20200277878
2020-09-03

Method and system to ensure full oil tubes after gas turbine engine shutdown

 #21
20200232355
2020-07-23

Machine provided with an oil pump and a method to start such a machine

 #22
20200102862
2020-04-02

AN OIL DISTRIBUTOR FOR A LUBRICATING AND COOLING SYSTEM IN A POWERTRAIN

 #23
20190367004
2019-12-05

Electric oil pump system

 #24
20190323393
2019-10-24

Valve timing adjustment device

 #25
20190323392
2019-10-24

Valve timing adjustment device

 #26
20190316498
2019-10-17

Oil supply device of internal combustion engine

 #27
20190229582
2019-07-25

Vehicle drive device for lubrication a power transmission and cooling a rotating electric machine

 #28
20190170016
2019-06-06

Air oil cooler airflow augmentation system

 #29
20190145292
2019-05-16

OIL SUPPLY SYSTEM

 #30
20180347419
2018-12-06

Oil circulation system of internal combustion engine

 #31
20180334934
2018-11-22

Small air-cooled engine assembly with dry sump lubrication system

 #32
20180306062
2018-10-25

Method and system to ensure full oil tubes after gas turbine engine shutdown

 #33
20180274402
2018-09-27

Valve cover extension tube with integrated sensor

 #34
20180252126
2018-09-06

Conveying device for conveying oil

 #35
20180156085
2018-06-07

Quantitative one-way oil gas lubricant system and method for 4-stroke engine

 #36
20180142586
2018-05-24

Engine lubrication system, engine, and vehicle

 #37
20180135477
2018-05-17

Small air-cooled engine assembly with dry sump lubrication system

 #38
20180106170
2018-04-19

Internal combustion engine having at least one crankcase of the dry-sump type

 #39
20170362973
2017-12-21

Engine assembly

 #40
20170356315
2017-12-14

Internal combustion engine

 #41
20170335815
2017-11-23

Hydraulic starter and pre-lubrication system for an internal combustion engine

 #42
20170313273
2017-11-02

Oil supply system of vehicle and control method thereof

 #43
20170210315
2017-07-27

Hybrid vehicle

 #44
20170191485
2017-07-06

Air-flow circuit for air flow through a bearing enclosure

 #45
20170138232
2017-05-18

Small air-cooled engine assembly with dry sump lubrication system

 #46
20170107873
2017-04-20

Method and apparatus

 #47
20170107872
2017-04-20

Lubricating fluid system for a vehicle with self compensation plate

 #48
20170058728
2017-03-02

Fluid conditioning system with recirculation loop and method for operating same

 #49
20170002703
2017-01-05

Combined oil filter and restrictor assembly

 #50
20160369672
2016-12-22

Internal combustion engine

 #51
20160363095
2016-12-15

System and method for the delivery and recovery of cooling fluid and lubricating oil for use with internal combustion engines

 #52
20160341081
2016-11-24

LUBRICANT FEED MECHANISM

 #53
20160326922
2016-11-10

Generator set

 #54
20160312647
2016-10-27

Apparatus for sealing an internal environment of a turbomachine

 #55
20160281554
2016-09-29

Lubricating device of internal combustion engine

 #56
20160130994
2016-05-12

Four-stroke engine

 #57
20160069231
2016-03-10

Control system for electric vehicle

 #58
20160024968
2016-01-28

Air oil cooler airflow augmentation system

 #59
20150369088
2015-12-24

Camshaft phaser

 #60
20150361886
2015-12-17

Gas turbine engine lubrication system

 #61
20150275713
2015-10-01

Method and system of oil delivery in a combustion engine

 #62
20150267577
2015-09-24

Oil passage structure for internal combustion engine

 #63
20150252722
2015-09-10

High power two cycle engine (without oil and gasoline/benzene mixing)

 #64
20150167513
2015-06-18

LUBRICATION SYSTEM FOR ENGINES

 #65
20150136065
2015-05-21

Lubrication system for four-stroke engine

 #66
20150096511
2015-04-09

Efficient phaser actuation supply system

 #67
20150047583
2015-02-19

Oil cooler

 #68
20140345560
2014-11-27

Engine lubrication system

 #69
20140174385
2014-06-26

Casing structure of a water-cooled internal combustion engine

 #70
20130340699
2013-12-26

Vehicle with a vacuum reservoir

 #71
20130306022
2013-11-21

High efficiency oil circuit

 #72
20130180242
2013-07-18

Engine assembly and waste heat recovery system

 #73
20130174802
2013-07-11

Engine lubrication system

 #74
20130167785
2013-07-04

Oil cooler

 #75
20130126274
2013-05-23

AEROSOL LUBRICATING DEVICE, LUBRICATING ARRANGEMENT AND LUBRICATING METHOD

 #76
20120240892
2012-09-27

EFFICIENT OIL TREATMENT FOR RADIAL ENGINE

 #77
20110162613
2011-07-07

Internal combustion engine oil tank arrangement

 #78
20110155508
2011-06-30

On-demand lubrication system for improved flow management and containment

 #79
20110094225
2011-04-28

Internal combustion engine

 #80
20110085921
2011-04-14

Apparatus having control valve and variable capacitance pump and hydraulic pressure circuit of internal combustion engine in which the same apparatus is used

 #81
20110023483
2011-02-03

Drive unit and method for its operation

 #82
20100294231
2010-11-25

Lubrication system for a dry sump internal combustion engine

 #83
20100288570
2010-11-18

TANDEM DUAL PUMPS FOR A HYBRID PROPULSION SYSTEM

 #84
20100229823
2010-09-16

Emergency engine lubrication systems and methods

 #85
20100199941
2010-08-12

Internal combustion engine with dry sump lubrication

 #86
20100024761
2010-02-04

Internal combustion engine

 #87
20100018119
2010-01-28

Monitor and a method for measuring oxygen concentration

 #88
20100012074
2010-01-21

Lubricant structure of engine

 #89
20090311115
2009-12-17

Oil supplying apparatus for vehicle

 #90
20090288633
2009-11-26

Dynamic engine oil pickup system

 #91
20090242331
2009-10-01

Reserve dry sump oil tank assembly for a motor vehicle

 #92
20090218169
2009-09-03

Engine lubrication system

 #93
20090211552
2009-08-27

Dry sump oil tank assembly for a vehicle

 #94
20090152051
2009-06-18

On-demand lubrication system and method for improved flow management and containment

 #95
20090107425
2009-04-30

Blow-by gas reducing device

 #96
20080236950
2008-10-02

Internal-combustion engine having a pressure lubrication system according to the dry-sump principle

 #97
20080041346
2008-02-21

Piston ring, piston skirt and cylinder liner lubrication system and method for an internal combustion engine

 #98
20070277762
2007-12-06

Vertical internal combustion engine provided with belt-drive transmission mechanism

 #99
20070102215
2007-05-10

Induction System for a Four Cycle Engine

 #100
20070028887
2007-02-08

Engine lubrication method

 #101
20060288976
2006-12-28

Lubricating system of engine

 #102
20060102429
2006-05-18

Control apparatus for dry sump type internal combustion engine

 #103
20060070601
2006-04-06

Lubrication system for a power plant

 #104
20060065217
2006-03-30

Oil supply device for engine

 #105
20050247498
2005-11-10

Engine arrangement for a snowmobile

 #106
20050236192
2005-10-27

Snowmobile

 #107
20050217631
2005-10-06

Dry sump type lubrication device for a motorcycle

 #108
20050193974
2005-09-08

Multicylinder internal combustion engine

 #109
20050076731
2005-04-14

Lubricating structure of an engine for vehicle

 #110
20050039719
2005-02-24

Method and apparatus for efficiently cooling motorcycle engines

 #111
20050011483
2005-01-20

Dry-sump, four-stroke engine lubrication device

 #112
20050011478
2005-01-20

Engine with dual oiling and hydraulic valves