ClassID:

146117

F15B15/261 - CPC Classification

Classification description:

Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith; Other details, e.g. assembly with regulating devices; Locking mechanisms using positive interengagement, e.g. balls and grooves, for locking in the end positions

Recent Application in this class:
#1
20260016028
2026-01-15

LOCKING SLEEVE FOR AN ACTUATOR

#2
20250189036
2025-06-12

HYDRO-MECHANICAL PARK-BY-WIRE SHIFT SYSTEMS, TRANSMISSIONS INCORPORATING THE SAME, AND METHODS FOR TRANSMISSIONS

#3
20240410345
2024-12-12

PISTON IN PISTON VARIABLE DISPLACEMENT HYDRAULIC DEVICE

#4
20240353004
2024-10-24

Locking unit with pilot valve

#5
20240240655
2024-07-18

MECHANICALLY LOCKING ACTUATOR

#6
20240102496
2024-03-28

Bottom cylinder for high-temperature and high-pressure environment simulator

#7
20230349463
2023-11-02

Parking lock device for a vehicle gearbox, and vehicle gearbox

#8
20230145934
2023-05-11

Piston lock system for agricultural equipment

#9
20230115414
2023-04-13

Auto-lock hydraulic hoist cylinder device and control method thereof

#10
20230108329
2023-04-06

Pneumatic telescopic column assembly

#11
20230078445
2023-03-16

Compound rotary actuator with separately commanded lock actuation

#12
20220357136
2022-11-10

Manually resettable missile fin lock assembly

#13
20220340400
2022-10-27

Vehicle crane having a telescoping jib with a securing and locking unit

#14
20220228455
2022-07-21

System and method for actuating a locking assembly

#15
20220205466
2022-06-30

Actuator

#16
20220128146
2022-04-28

Lock actuator, and park lock comprising such a lock actuator

#17
20220003187
2022-01-06

Hydraulic baulking sync lock

#18
20210396099
2021-12-23

Locking mechanism tool and system

#19
20210293203
2021-09-23

Locking linear actuator

#20
20210231137
2021-07-29

Locking systems

#21
20210172522
2021-06-10

Device for locking a piston rod of a piston of an actuator which is pressurizable in order to disengage a parking lock and is spring-loaded in order to engage the parking lock

#22
20210010586
2021-01-14

Actuator and lubricant supply for a motor vehicle

#23
20200369404
2020-11-26

LOCKING AND UNLOCKING MECHANISM

#24
20200271072
2020-08-27

Traveling finger lock for an actuator

#25
20200217104
2020-07-09

Cylinder lock system

#26
20200130714
2020-04-30

Level control system for a vehicle, in particular a rail vehicle

#27
20200096102
2020-03-26

Parking lock device

#28
20200056637
2020-02-20

Lockable linear actuator with a locking indicator

#29
20200040994
2020-02-06

Parking lock module for actuating a parking lock in a motor vehicle

#30
20200032913
2020-01-30

Emergency stop valve

#31
20200024111
2020-01-23

Crane telescope locking device

#32
20200018383
2020-01-16

HYDRAULIC TENSIONER WITH MOVING SLEEVE

#33
20200018259
2020-01-16

Cylinder with integrated locking

#34
20190353187
2019-11-21

Telescopic actuator with automatic locking

#35
20190351953
2019-11-21

Powered side panel system

#36
20190203742
2019-07-04

Hydraulic lock for actuator

#37
20190177001
2019-06-13

Locking mechanism

#38
20190145537
2019-05-16

Coined seat for metal-to-metal seating

#39
20190113112
2019-04-18

Hydraulic tensioning device for a chain drive

#40
20190048856
2019-02-14

Energy storage apparatus

#41
20190040881
2019-02-07

Magnetic failsafe piston retention assembly, and related components, systems, and methods

#42
20190032377
2019-01-31

Mechanically damped pull then lift hold open rod mechanism

#43
20190003348
2019-01-03

Variable camshaft timing device with two locking positions

#44
20180298924
2018-10-18

Nacelle for an aircraft turbojet engine provided with a hydraulic roto-linear actuator of a thrust reverser and of a variable-section nozzle

#45
20180266450
2018-09-20

Actuator and fluid pressure control circuit having the same

#46
20180231031
2018-08-16

Hydraulic lock for thrust vector actuator

#47
20180180071
2018-06-28

Operating cylinder device with at least one operating cylinder unit with mechanical position safety and operating method

#48
20180156249
2018-06-07

Cylinder device

#49
20180148159
2018-05-31

Latch pin assembly

#50
20180073198
2018-03-15

Electric-hydraulic railway switch device for moving railroad switch points

#51
20180038349
2018-02-08

Release mechanism

#52
20170363121
2017-12-21

Hydraulic actuator to which limit-adjustable mechanical lock device is applied

#53
20170321731
2017-11-09

Actuator mechanism

#54
20170298964
2017-10-19

Failsafe deployment feature for actuator

#55
20170241453
2017-08-24

Ram air turbine hydraulic release mechanism

#56
20170241452
2017-08-24

Retractable telescopic piston

#57
20170175785
2017-06-22

Gas cylinder actuator with safety device

#58
20170159681
2017-06-08

Locking rotary actuator

#59
20170123448
2017-05-04

Actuator locking mechanism

#60
20170122347
2017-05-04

HYDRAULIC CYLINDER POSITION SENSING AND LOCKING SYSTEM AND CORRESPONDING METHOD

#61
20170108018
2017-04-20

Magnetorheological fluid locking system

#62
20170037881
2017-02-09

Hydraulic cylinder, particularly slave cylinder for a hydraulic clutch actuating system for motor vehicles

#63
20170037880
2017-02-09

Hydraulic cylinder, particularly slave cylinder for a hydraulic clutch actuating system for motor vehicles

#64
20170030382
2017-02-02

Combination device for lockout and partial stroke test of valve actuators

#65
20170023030
2017-01-26

Magnetic failsafe piston retention assembly, and related components, systems, and methods

#66
20160375991
2016-12-29

Dual locking hydraulic actuator for structural brace

#67
20160327072
2016-11-10

Positional stop device

#68
20160318566
2016-11-03

Track tensioner

#69
20160312445
2016-10-27

Boom lockout device for hydraulic front shovel

#70
20160251927
2016-09-01

Locking apparatus

#71
20160245387
2016-08-25

Actuator mechanism

#72
20160223433
2016-08-04

Testing fixture for vehicle rollover simulation

#73
20160207608
2016-07-21

Latch pin assembly for folding wing tip system

#74
20160178018
2016-06-23

Hydraulic system for an automatic transmission

#75
20160097407
2016-04-07

Locking rotary actuator

#76
20160046383
2016-02-18

Stow lock pawl for a rat actuator

#77
20150323072
2015-11-12

Actuator with screw-in gland and detent structure

#78
20150267724
2015-09-24

Pull then lift hold open rod lock mechanism

#79
20150247569
2015-09-03

Automatic transmission equipped with friction element having locking mechanism attached thereto, and control method therefor

#80
20150232195
2015-08-20

Ram air turbine actuator

#81
20150184497
2015-07-02

Magnetorheological fluid locking system

#82
20150167702
2015-06-18

ACTUATOR ASSEMBLIES

#83
20150159680
2015-06-11

Cylinder device with force multiplier

#84
20150152842
2015-06-04

Wind energy system with a pitch adjustment system

#85
20150053904
2015-02-26

Locking extension device

#86
20150020897
2015-01-22

Pneumatically drivable valve actuator and method of locking a valve closure element relative to a valve body

#87
20150020893
2015-01-22

Locking poppet valve

#88
20140352289
2014-12-04

POSITION ADJUSTMENT AND POSITION LOCKING OF A FLUID OPERATED ACTUATOR

#89
20140339010
2014-11-20

Locking mechanism for pedestrian hood lifters

#90
20140338525
2014-11-20

Locking mechanism for pedestrian hood lifters

#91
20140231733
2014-08-21

Remote activation of scissor lift cylinder prop

#92
20140216248
2014-08-07

Linear actuator and method of operation thereof

#93
20140208935
2014-07-31

Locking mechanism for locking an actuator

#94
20140102291
2014-04-17

Hydraulic cylinder with drift stop

#95
20140090551
2014-04-03

Ventless actuator lock

#96
20140084192
2014-03-27

Linear clutch for blowout preventer

#97
20140081205
2014-03-20

Simplified medical inflation device with passive latch

#98
20140034777
2014-02-06

Independent blade control system with hydraulic pitch link

#99
20130269511
2013-10-17

Hydraulic cylinder position sensing and locking system and corresponding method

#100
20130228412
2013-09-05

Locking unit

#101
20130199366
2013-08-08

Cylinder device with force multiplier

#102
20130061742
2013-03-14

Lockable hydraulic actuator

#103
20130025447
2013-01-31

Fluid pressure actuating mechanism with mechanical lock

#104
20130019743
2013-01-24

Pneumatic actuator

#105
20120312154
2012-12-13

Actuator with locking arrangement

#106
20120304850
2012-12-06

DEVICE FOR LOCKING AN AXIALLY MOVABLE COMPONENT OF A HYDRAULIC SYSTEM

#107
20120267181
2012-10-25

Hydraulic cab tilt actuator with lost motion

#108
20120260797
2012-10-18

Linear actuator

#109
20120255290
2012-10-11

Latching actuator

#110
20120172174
2012-07-05

Linear actuator and method of operation thereof

#111
20120152109
2012-06-21

Feeder arm safety stand

#112
20120137654
2012-06-07

Thrust reverser and variable area fan nozzle actuation system and method

#113
20120125191
2012-05-24

Actuator for opening an aircraft engine nacelle cowl

#114
20120011848
2012-01-19

Triggered-travel jack for a safety system

#115
20110168013
2011-07-14

PISTON ASSEMBLY

#116
20100139478
2010-06-10

Pressurized rotary actuator

#117
20100012200
2010-01-21

CONTROL SYSTEM FOR A HYDRAULIC ELEMENT

#118
20090266228
2009-10-29

Locking piston assembly

#119
20090236781
2009-09-24

Lockable piston-cylinder unit

#120
20090217814
2009-09-03

Pneumatic actuator

#121
20090194641
2009-08-06

Exterior mechanical interlock for a linear actuator

#122
20090091476
2009-04-09

LOCK SENSOR FOR AN INTERNALLY LOCKING ACTUATOR

#123
20090084620
2009-04-02

Actuator

#124
20080277237
2008-11-13

Actuator device for actuating a locking mechanism

#125
20080238058
2008-10-02

Actuator

#126
20080236967
2008-10-02

Locking apparatus

#127
20080203234
2008-08-28

Trim actuator actuating system for a hydraulically actuatable trimmable horizontal stabilizer actuator

#128
20080190282
2008-08-14

Lockable Working Cylinder

#129
20080022849
2008-01-31

Locking device for linear actuators

#130
20070186763
2007-08-16

Inlet monitor and latch for a crust breaking system

#131
20070062368
2007-03-22

Lock mechanism for use with fluid pressure-operated apparatus

#132
20070057119
2007-03-15

Piston locking actuator

#133
20070017263
2007-01-25

Cylinder support tool

#134
20060289239
2006-12-28

Hydraulic double ram lifting platform

#135
20060260462
2006-11-23

Actuator having external load supporting member

#136
20060243935
2006-11-02

Rotary or pivoting device and connection module for a rotary or pivoting device

#137
20060213709
2006-09-28

Vehicle safety device

#138
20060169933
2006-08-03

Blowout preventer and locking mechanism

#139
20060165478
2006-07-27

Rotating or pivoting device and connection module for a rotating or pivoting device

#140
20060140781
2006-06-29

Hydraulic cylinder

#141
20060137752
2006-06-29

Control device for controlling the movements in a multi-way valve for driving a cylinder-piston assembly

#142
20060005696
2006-01-12

Actuator with a variable run

#143
20050229727
2005-10-20

Probe-holder armature with a sensor probe

#144
20050207910
2005-09-22

Linear actuator

#145
18536668
2024-05-28

Piston in piston variable displacement hydraulic device

#146
18525056
2025-03-18

Hydro-mechanical park-by-wire shift systems, transmissions incorporating the same, and methods for transmissions

#147
17520234
2022-10-18

Piston lock system for agricultural equipment

#148
16135659
2019-10-15

Variable compression ratio engine