ClassID:

137568

F01M2001/1092 - CPC Classification

Classification description:

Pressure lubrication; Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters characterised by the layout of the purification arrangements comprising valves bypassing the filter

Recent Application in this class:
#1
20250230772
2025-07-17

MULTI TEMPERATURE GENERATOR AND ENGINE SHARED OIL

#2
20250109701
2025-04-03

LUBRICANT FILTER SYSTEM, AIRCRAFT ENGINE, AND METHOD OF OPERATING A LUBRICANT SYSTEM

#3
20230055229
2023-02-23

LUBRICANT MANIFOLD FOR INTERNAL COMBUSTION ENGINE

#4
20220298936
2022-09-22

Lubrication fluid filter bypass system

#5
20220266176
2022-08-25

OIL FILTER

#6
20220251980
2022-08-11

LUBRICATION MECHANISM

#7
20220228517
2022-07-21

SMALL AIR-COOLED ENGINE ASSEMBLY WITH DRY SUMP LUBRICATION SYSTEM

#8
20210199188
2021-07-01

Hydraulic oil filter system for a motor vehicle transmission

#9
20210131319
2021-05-06

Filter and removable cartridge including a bypass valve

#10
20200261829
2020-08-20

Oil filter

#11
20200078709
2020-03-12

FLUID FILTER ASSEMBLY WITH AN IMPROVED VALVE ASSEMBLY

#12
20200072115
2020-03-05

Method of modifying an engine oil cooling system

#13
20200049035
2020-02-13

Inverted non-stop lifeboat diesel engine lubrication system and flow configuration method thereof

#14
20180355771
2018-12-13

Fluid supply system

#15
20180345172
2018-12-06

Oil filtration system

#16
20180334934
2018-11-22

Small air-cooled engine assembly with dry sump lubrication system

#17
20180296952
2018-10-18

Apparatus for providing supplemental advanced filtration

#18
20180236382
2018-08-23

Oil filter

#19
20180135477
2018-05-17

Small air-cooled engine assembly with dry sump lubrication system

#20
20180106269
2018-04-19

Fan housing having a heating band channel

#21
20180058280
2018-03-01

Filter diagnostics and prognostics

#22
20170312663
2017-11-02

Bypass filter method and device

#23
20170167330
2017-06-15

Engine oil supply system

#24
20170145894
2017-05-25

Apparatus for modifying an engine oil cooling system

#25
20170138232
2017-05-18

Small air-cooled engine assembly with dry sump lubrication system

#26
20170089234
2017-03-30

Fluid system

#27
20170058728
2017-03-02

Fluid conditioning system with recirculation loop and method for operating same

#28
20160356202
2016-12-08

Method of modifying engine oil cooling system

#29
20160206981
2016-07-21

Filter diagnostics and prognostics

#30
20150265950
2015-09-24

Dual media oil filter

#31
20150144080
2015-05-28

Apparatus for modifying engine oil cooling system

#32
20140069874
2014-03-13

Method of filtering a liquid with a filter assembly having a primary and a secondary filter

#33
20130299012
2013-11-14

Oil pressure regulator

#34
20130277011
2013-10-24

Heat exchanger with bypass valve

#35
20130097832
2013-04-25

Apparatus and method for replacing an oil pressure regulating assembly and a high pressure relief valve assembly

#36
20130092611
2013-04-18

Oil reservoir with baffle

#37
20120261324
2012-10-18

Oil filtering device

#38
20110315112
2011-12-29

Lubricating oil filter assembly

#39
20100116465
2010-05-13

Heat exchanger with bypass valve

#40
20100108018
2010-05-06

Apparatus and method for adding one or more additives to an engine lubricant

#41
20090045109
2009-02-19

Flow control valve with plate spring force actuation

#42
20080272036
2008-11-06

Oil filter by-pass adapter

#43
20080121575
2008-05-29

Oil filter with bypass valve

#44
20080116126
2008-05-22

Liquid Filter With Contamination-Protected Clean Side

#45
20080083664
2008-04-10

Oil bypass device, and engine fitted with such a device

#46
20080078716
2008-04-03

Bypass oil filter system and method of installing same

#47
20060226061
2006-10-12

Multifunctional shutting device for lubrication filter

#48
18914459
2026-02-03

Structure of split-type oil channel of oil filter base and oil cooler connecting base in vehicle

#49
18792531
2025-06-03

Structure of oil channel of oil filter base assembly in vehicle