Patents-Review.com
ClassID:

81906 ⎘

B66B5/044 - CPC Classification

Classification description:

Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed Mechanical overspeed governors

Sub-classes:
Recent Application in this class:
#1
20250276873
2025-09-04

ROPE TENSIONING DEVICE FOR AN OVERSPEED GOVERNOR OF AN ELEVATOR AND AN ELEVATOR COMPRISING SUCH A ROPE TENSIONING DEVICE

 #2
20250074745
2025-03-06

SAFETY GEAR ARRANGEMENT FOR ELEVATOR, ELEVATOR, AND METHOD OF OPERATION OF SAFETY GEAR ARRANGEMENT FOR ELEVATOR

 #3
20250066159
2025-02-27

ELEVATOR SYSTEM AND METHOD FOR OPERATING

 #4
20240051794
2024-02-15

Frictionless electronic safety actuator

 #5
20230356976
2023-11-09

Stairlift overspeed safety system

 #6
20230339725
2023-10-26

Overspeed governor for a stairlift

 #7
20230076606
2023-03-09

Triggering unit for actuating an elevator braking device

 #8
20220411228
2022-12-29

Elevator governor tension frame damper

 #9
20220153553
2022-05-19

Stairlift overspeed safety systems

 #10
20220153552
2022-05-19

Stairlift overspeed safety systems

 #11
20220144587
2022-05-12

Governor assembly and elevator

 #12
20220009745
2022-01-13

Elevator overspeed governor with automatic reset

 #13
20210403286
2021-12-30

Safety link with pulley

 #14
20210387831
2021-12-16

Speed limiter for a lifting gear having brake actuated by centrifugal force

 #15
20200407193
2020-12-31

Governor assembly for elevator system, elevator safety system and elevator system

 #16
20200346894
2020-11-05

Fall protection for a lift, as well as a lift with fall protection

 #17
20200283267
2020-09-10

Safely brake for an elevator

 #18
20200277161
2020-09-03

Braking unit for a stairlift

 #19
20200172376
2020-06-04

Overspeed protection switch, overspeed governor assembly and elevator system

 #20
20200109032
2020-04-09

Remote triggering device, overspeed governor assembly and elevator system

 #21
20200102190
2020-04-02

Overspeed protection switch, overspeed governor assembly and elevator system

 #22
20200087112
2020-03-19

FALL-ARREST DEVICE TEST SYSTEMS AND METHODS

 #23
20200055704
2020-02-20

Traction machine and lifting equipment

 #24
20200039787
2020-02-06

Elevator overspeed governor with automatic reset

 #25
20200024106
2020-01-23

Enhanced governor system for elevator

 #26
20200017334
2020-01-16

Transportation device comprising a safety device for limiting deceleration

 #27
20200002128
2020-01-02

Elevator governor

 #28
20190352127
2019-11-21

Electronic safety actuator for lifting a safety wedge of an elevator

 #29
20190337759
2019-11-07

Elevator car control to address abnormal passenger behavior

 #30
20190330019
2019-10-31

Governor assembly and elevator system

 #31
20190284023
2019-09-19

Speed limiting system, releasing device, speed limiting system for elevator and elevator

 #32
20190270613
2019-09-05

Resetting governor sub-systems

 #33
20190202664
2019-07-04

Remote triggering device, governor assembly and elevator

 #34
20190168998
2019-06-06

Fall arrest devices, and related methods

 #35
20190144244
2019-05-16

CABLE AND STRUCTURE TRAVERSING TROLLEYS

 #36
20190127180
2019-05-02

Governor assembly and elevator system

 #37
20190127179
2019-05-02

Actuator, remote triggering device, governor assembly and elevator

 #38
20190062113
2019-02-28

Synchronized electronic safety actuator

 #39
20190062112
2019-02-28

Emergency braking system for mine shaft conveyance

 #40
20190023531
2019-01-24

Arrangement for releasing the operating brake of an elevator

 #41
20180354749
2018-12-13

Robust electrical safety actuation module

 #42
20180334359
2018-11-22

Method for performing a manual drive in an elevator after mains power-off

 #43
20180327223
2018-11-15

Simultaneous elevator car and counterweight safety actuation

 #44
20180319626
2018-11-08

Elevator apparatus

 #45
20180297814
2018-10-18

Elevator apparatus

 #46
20180251339
2018-09-06

High speed bearing assembly for elevator safety gear and methods of making and using same

 #47
20180229969
2018-08-16

Anti-lock braking arrangement for an elevator and method for controlling same

 #48
20180201480
2018-07-19

Ring assembly for elevator governor, governor and elevator system

 #49
20180186603
2018-07-05

Method for avoiding unwanted safety gear tripping in a safety stopping system of an elevator system, a safety stopping system, and an elevator system

 #50
20180162693
2018-06-14

SPEED DETECTION MEANS FOR ELEVATOR OR COUNTERWEIGHT

 #51
20180118515
2018-05-03

Remote triggering device, overspeed governor assembly and elevator

 #52
20180111789
2018-04-26

Method for avoiding unwanted safety gear tripping in an elevator system, controller adapted to perform such a method, governor brake and elevator system each having such a controller

 #53
20180044135
2018-02-15

Movable car mounted overspeed governor

 #54
20180037438
2018-02-08

Governor assembly and elevator

 #55
20180029828
2018-02-01

Governor of elevator

 #56
20170291797
2017-10-12

Protective device for speed sensing device

 #57
20170283217
2017-10-05

Protection assembly for elevator braking assembly speed sensing device and method

 #58
20170283216
2017-10-05

CONDITION SENSING ARRANGEMENT FOR ELEVATOR SYSTEM BRAKE ASSEMBLY AND METHOD

 #59
20170225923
2017-08-10

Car mounted governor for an elevator system

 #60
20170190545
2017-07-06

Elevator overspeed governor with automatic reset

 #61
20170152126
2017-06-01

SYSTEM AND METHOD OF OPERATING A GOVERNOR WITH INDEPENDENT THRESHOLD SPEEDS

 #62
20170144860
2017-05-25

Over-speed detection device for stairlifts

 #63
20170121148
2017-05-04

Elevator device

 #64
20170101292
2017-04-13

Governor inertia carrier for elevator safety mechanism

 #65
20170088398
2017-03-30

Breaking system for a hoisted structure and method of controlling braking a hoisted structure

 #66
20170073190
2017-03-16

ACTUATOR ASSEMBLY FOR AN ELEVATOR GOVERNOR SYSTEM AND METHOD

 #67
20170073189
2017-03-16

Elevator overspeed governor

 #68
20170066628
2017-03-09

Safety device for elevators

 #69
20170066627
2017-03-09

HOUSING ASSEMBLY FOR A SAFETY ACTUATION DEVICE

 #70
20170043978
2017-02-16

Car speed monitoring assembly for an elevator

 #71
20170008732
2017-01-12

Elevator apparatus

 #72
20160368736
2016-12-22

Arrangement and a method for testing elevator safety gear

 #73
20160362277
2016-12-15

Governor for controlling the speed of a hoisted object relative to a guide member

 #74
20160325965
2016-11-10

Elevator provided with a safety device arrangement

 #75
20160325964
2016-11-10

Elevator provided with a safety apparatus arrangement, and a safety apparatus

 #76
20160280507
2016-09-29

Jerk limiting in elevator rescue system

 #77
20160214834
2016-07-28

Elevator safety device

 #78
20160101965
2016-04-14

ELEVATOR WITH LOW OVERHEAD AND LOW PIT

 #79
20160083221
2016-03-24

Overspeed governor tension sheave assembly

 #80
20150136544
2015-05-21

Car mounted overspeed governor actuation device

 #81
20150041256
2015-02-12

Elevator apparatus

 #82
20140367206
2014-12-18

Controlling speed of an elevator using a speed reducing switch and governor

 #83
20130306409
2013-11-21

Elevator governor having two tripping mechanisms on separate sheaves

 #84
20130220739
2013-08-29

Elevator with acceleration detection

 #85
20130098711
2013-04-25

INTEGRATED ELEVATOR SAFETY SYSTEM

 #86
20120312638
2012-12-13

Actuator for a speed governor of an elevator system

 #87
20120199422
2012-08-09

ELEVATOR APPARATUS

 #88
20120175194
2012-07-12

ELEVATOR TENSIONING SHEAVE APPARATUS

 #89
20120152658
2012-06-21

Elevator cage departure monitoring device and method

 #90
20120103732
2012-05-03

Elevator governor system

 #91
20120061189
2012-03-15

Speed limiter in an elevator system

 #92
20120006630
2012-01-12

ELEVATOR GOVERNOR DEVICE

 #93
20120000729
2012-01-05

Over-acceleration and over-speed detection and processing system

 #94
20110272223
2011-11-10

VELOCITY LIMITER FOR AN ELEVATOR

 #95
20110272217
2011-11-10

Elevator governor

 #96
20110203878
2011-08-25

Elevator apparatus having car position detection

 #97
20110203877
2011-08-25

Elevator safety rescue system

 #98
20110186385
2011-08-04

Speed governor for an elevator

 #99
20110127116
2011-06-02

GOVERNOR FOR ELEVATOR

 #100
20100320035
2010-12-23

Elevator safety rescue system

 #101
20100059319
2010-03-11

Governor sheave with an overlapping flyweight system

 #102
20100025646
2010-02-04

Centrifugally actuated governor

 #103
20090314586
2009-12-24

Elevator speed governor and elevator device

 #104
20090260926
2009-10-22

Supply of rope to an elevator speed limiter

 #105
20080245617
2008-10-09

Overspeed detection mechanism in lift apparatuses, safety device acting against overspeed and lift apparatus

 #106
20080190710
2008-08-14

Elevator rope slip detector and elevator system

 #107
20070181378
2007-08-09

Emergency stop system of elevator

 #108
20070056805
2007-03-15

Elevator governor device

 #109
20070007499
2007-01-11

Speed limiting system for lifting devices

 #110
17989238
2024-01-02

Governor assembly, elevator safety device and elevator system