ClassID:

146163

F15B21/048 - CPC Classification

Classification description:

Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass; Special measures taken in connection with the properties of the fluid Arrangements for compressed air preparation, e.g. comprising air driers, air condensers, filters, lubricators or pressure regulators

Recent Application in this class:
#1
20260153104
2026-06-04

COMPRESSED AIR SUPPLY UNIT, COMPRESSED AIR SUPPLY SYSTEM, VEHICLE, AND OPERATING METHOD

#2
20260131760
2026-05-14

COMPRESSED-AIR SUPPLY UNIT, COMPRESSED-AIR SUPPLY SYSTEM, VEHICLE AND OPERATING METHOD

#3
20250075715
2025-03-06

PNEUMATIC SUPPLY DEVICE FOR AN AGRICULTURAL TRACTOR

#4
20240151252
2024-05-09

ADVANCED HYDRAULIC ACCUMULATOR AUTOSTART

#5
20240018731
2024-01-18

Energy and air saving pneumatic barrier device

#6
20230349403
2023-11-02

Hydraulic accumulator autostart

#7
20220412382
2022-12-29

TWIN CHAMBER AIR DRYER AND PNEUMATIC SYSTEM

#8
20220373002
2022-11-24

Over-pressure protection system

#9
20220372998
2022-11-24

Gasket device and pneumatic valve system for a commercial vehicle

#10
20220371167
2022-11-24

Working cylinder for power tool with piston lubricating system

#11
20220056933
2022-02-24

Method for detecting obstructions in a gas network under pressure or under vacuum and gas network

#12
20210404490
2021-12-30

Compressed-air treatment system and method for operating a compressed-air treatment system

#13
20210332837
2021-10-28

Automatic water handling device of air compressor

#14
20210317852
2021-10-14

Pneumatic Actuating Element, Exhaust Air System, Housing Having an Exhaust Air System, Pneumatic Actuator

#15
20210197114
2021-07-01

Air Preparation Device of a Vehicle

#16
20210190102
2021-06-24

Compressed-air supply system for operating a pneumatic installation, method and vehicle

#17
20210093991
2021-04-01

Arrangement for a utility vehicle

#18
20210025413
2021-01-28

ELECTRICITY GENERATION SYSTEM

#19
20200355204
2020-11-12

Over-pressure protection system

#20
20200240446
2020-07-30

Air preparation device for motor vehicles

#21
20200207324
2020-07-02

COMBINED OIL AND WATER SEPARATOR IN AN AIR BRAKE DRYER

#22
20200132093
2020-04-30

Over-pressure protection system

#23
20200122308
2020-04-23

Working cylinder for power tool with piston lubricating system

#24
20190316610
2019-10-17

Air supply unit for a pneumatic system of a commercial vehicle

#25
20190291707
2019-09-26

Method of controlling air dryer using compressed air and heaterless air dryer thereof

#26
20190257329
2019-08-22

Consumer control device and a control method

#27
20190111905
2019-04-18

Combined oil and water separator in an air brake dryer

#28
20190100190
2019-04-04

Effluent processing apparatus and method for a vehicle air brake charging system

#29
20190061459
2019-02-28

Compressed air supply system

#30
20190049132
2019-02-14

Vehicle and vehicle air compressor system

#31
20190039589
2019-02-07

AIR SUPPLY SYSTEM

#32
20190030976
2019-01-31

Pneumatic circuit for passenger car pneumatic suspension system

#33
20180320716
2018-11-08

Compressed air preparation device and method for operating same

#34
20180257628
2018-09-13

Method and device for controlling an air dryer unit of an air supply system for primary and auxiliary air supply, in particular for a rail vehicle

#35
20180126972
2018-05-10

Prediction of remaining lifetime for compressed air supply system component

#36
20170361822
2017-12-21

Compressed air-supply-system for a pneumatic system, housing for the compressed air-supply-system, method for manufacturing a housing, method for operating a compressed air supply, control-unit and vehicle

#37
20170199519
2017-07-13

System and method to monitor characteristics of an operating fluid in a process line

#38
20170157558
2017-06-08

Compressed-air drying system

#39
20170152875
2017-06-01

Compressed-air supply installation, pneumatic system, and method for controlling a compressed-air supply installation

#40
20170129300
2017-05-11

Compressed-air supply system, pneumatic system and method for operating a compressed-air supply system

#41
20170095766
2017-04-06

Air dryer control using humidity

#42
20160356392
2016-12-08

Four-state adjustable air path structure

#43
20160214054
2016-07-28

Method and device for the regeneration of a two-chamber air dryer

#44
20160114777
2016-04-28

Combined oil and water separator in an air brake dryer

#45
20150136247
2015-05-21

System and method to monitor characteristics of an operating fluid in a process line

#46
20150075381
2015-03-19

Air drying device for a rail vehicle

#47
20140373718
2014-12-25

Compressed air supply unit, compressed air supply system, and vehicle, in particular passenger car, having a compressed air supply unit

#48
20140124054
2014-05-08

Case structure for fluid pressure device

#49
20140084585
2014-03-27

Connection apparatus for fluid pressure devices

#50
20140060667
2014-03-06

Compressed air supply device for commercial vehicles

#51
20140059876
2014-03-06

Dryer circuit for a pneumatic regulating device of a vehicle

#52
20130276899
2013-10-24

Compressed air supply installation and method for operating a pneumatic installation

#53
20130255240
2013-10-03

Pressure medium supply arrangement

#54
20120304608
2012-12-06

Air treatment device

#55
20120067205
2012-03-22

Method and apparatus for purifying compressed air

#56
20110018261
2011-01-27

Connector

#57
20100322786
2010-12-23

PRESSURE CONTROL UNIT

#58
20100225105
2010-09-09

Modular compressed air maintenance unit

#59
20100186827
2010-07-29

Device for the processing of compressed air, and method for the operation thereof

#60
20100143025
2010-06-10

MULTI-PURPOSED PNEUMATIC TUBE CONNECTOR

#61
20100077784
2010-04-01

Dehumidification type air system

#62
20090064865
2009-03-12

Integrated unit for air treatment in pneumatic systems

#63
20080283569
2008-11-20

Expulsion Device Actuated by a Pressure Medium

#64
20080283126
2008-11-20

Condensate drain for compressed air system

#65
20080230133
2008-09-25

Compressed Air System Servicing Device

#66
20080142093
2008-06-19

Adjustable pneumatic system for a surgical machine

#67
20080030071
2008-02-07

Compressed air treatment device that is designed to be installed in an industrial vehicle

#68
20070270006
2007-11-22

Electropneumatic central unit for a commercial vehicle configured of modules with electrical and/or pneumatic components

#69
20070234904
2007-10-11

Dry compressed air supply module

#70
20070209705
2007-09-13

Drain valve

#71
20060225413
2006-10-12

Anti-condensation control system for device driven by compressed air

#72
20060037541
2006-02-23

Milking device

#73
20050240807
2005-10-27

Control module arrangement and compressed air maintenance unit

#74
20050229785
2005-10-20

Condensate filter, particularly for pneumatic classification modules

#75
20050081931
2005-04-21

Connecting device for fluids

#76
16409484
2020-04-21

Hydraulic fluid conditioning device