ClassID:

82682

B66F3/30 - CPC Classification

Classification description:

Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated; Constructional features with positive brakes or locks

Recent Application in this class:
#1
20250206585
2025-06-26

MODULAR SYSTEM FOR THE SHELTER, TRANSPORT, POSITIONING AND ELEVATION OF SENSOR VEHICLES ON THE TERRITORY

#2
20250206584
2025-06-26

JACKING DEVICE

#3
20240336458
2024-10-10

JACK WITH HYDRAULIC LOCK

#4
20230046292
2023-02-16

APPARATUS FOR SPREADING OPPOSING SURFACES

#5
20220274815
2022-09-01

Telescoping jack for lifting large capacity trucks

#6
20220041413
2022-02-10

Fail-safe pneumatic lift system

#7
20210395056
2021-12-23

HYDRAULIC LIFTING DEVICE FOR A CHASSIS OF A MOBILE DEVICE, CHASSIS AND MOBILE DEVICE

#8
20210331903
2021-10-28

PORTABLE LIFTING APPARATUS

#9
20200156910
2020-05-21

Floor jack with integrated support and method of use

#10
20200131012
2020-04-30

Telescoping jack for lifting large capacity trucks

#11
20190284031
2019-09-19

Lifting device

#12
20180180071
2018-06-28

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

#13
20170327357
2017-11-16

Jack with two masts

#14
20170320714
2017-11-09

Chamber conveyor belt machine

#15
20170137267
2017-05-18

Central rotating column with horizontal hydraulically driven movement arranged in a dump body and water truck body exchange system having two adjacent working areas, comprising an internal hydraulic tank and with an internal vertical traveling support attached to an arm

#16
20170122347
2017-05-04

HYDRAULIC CYLINDER POSITION SENSING AND LOCKING SYSTEM AND CORRESPONDING METHOD

#17
20170021777
2017-01-26

Jack-positioning device

#18
20160194185
2016-07-07

Ratcheting, self-aligning load-support device

#19
20160107868
2016-04-21

Locking lift arms safety mechanism for a lifting device-power unit

#20
20160075540
2016-03-17

Portable self-locking lift system

#21
20160052757
2016-02-25

Lifting device and system with integrated drive unit for lifting a vehicle, and method there for

#22
20150298947
2015-10-22

GAS REGENERATION SYSTEM AND HYDRAULIC LIFT INCLUDING THE SAME

#23
20150053904
2015-02-26

Locking extension device

#24
20150008383
2015-01-08

Jack with two masts

#25
20140061560
2014-03-06

Hydraulic jack with locking

#26
20130269511
2013-10-17

Hydraulic cylinder position sensing and locking system and corresponding method

#27
20130264530
2013-10-10

Lifting apparatus

#28
20130087752
2013-04-11

AIR LIFT JACK WITH JACK LOCKING MECHANISM

#29
20120112147
2012-05-10

Jack stand and combination and method of elevating a load

#30
20120112143
2012-05-10

Lifting apparatus

#31
20110253955
2011-10-20

Lifting apparatus

#32
20110147685
2011-06-23

Lifting mechanism with self-locking function

#33
20100313495
2010-12-16

Mast assembly for wind turbine

#34
20080277204
2008-11-13

Method for wireless control of vehicle lifting device

#35
20080251676
2008-10-16

JACK STAND AND JACK COMBINATION AND METHOD OF ELEVATING A LOAD

#36
20080197329
2008-08-21

Mechanical Safety Mechanism for Vertical or Oblique Movements by Means of Threaded Bar and Nut Cooperating Therewith

#37
20070200102
2007-08-30

Jack stand and jack combination and method of elevating a load

#38
20070114500
2007-05-24

Jack stand and jack combination & method of elevating a load

#39
20060284145
2006-12-21

Jack apparatus

#40
20060260462
2006-11-23

Actuator having external load supporting member

#41
20060237699
2006-10-26

Hydraulic jack stand

#42
20050104050
2005-05-19

Safety jack

#43
18428969
2024-11-12

Hydraulic jack

#44
17985877
2026-05-12

Safety jack

#45
16216462
2020-07-28

Off-road jack

#46
14277341
2015-05-05

Hydraulic jack attachment