ClassID:

146975

F16B31/043 - CPC Classification

Classification description:

Screwed connections specially modified in view of tensile load; Break-bolts for maintaining a tensile load Prestressed connections tensioned by means of liquid, grease, rubber, explosive charge, or the like

Sub-classes:
Recent Application in this class:
#1
20250035146
2025-01-30

RADIAL FIT BOLT ASSEMBLY

#2
20240367274
2024-11-07

METHOD AND APPARATUS FOR FASTENING IN A HIGH FLUID PRESSURE ENVIRONMENT

#3
20240191742
2024-06-13

Systems and methods for assembling a hammer tool

#4
20230184282
2023-06-15

Method and apparatus for fastening in a high fluid pressure environment

#5
20230092273
2023-03-23

Systems and methods for assembling a hammer tool

#6
20230061052
2023-03-02

Hold down system with distributed loading for building walls

#7
20220080570
2022-03-17

Device for tensioning a connecting element

#8
20220080569
2022-03-17

Device for tensioning a connecting element

#9
20220074448
2022-03-10

Apparatus for preloading a bearing

#10
20220072688
2022-03-10

Device for tensioning a connecting element

#11
20220055193
2022-02-24

System for Tension at Least One Connecting Element

#12
20220040835
2022-02-10

Device for tensioning a connecting element

#13
20210387298
2021-12-16

Hydraulic tensioning and release tool for expansion fasteners

#14
20210008676
2021-01-14

Multiple chamber hydraulic multi-jack bolt tensioners

#15
20210002889
2021-01-07

Hold down system with distributed loading for building walls

#16
20200316733
2020-10-08

Method and apparatus for the pre-tensioning of bolts

#17
20200173493
2020-06-04

Apparatus for preloading a bearing

#18
20200024843
2020-01-23

Hold down system with distributed loading for building walls

#19
20200003246
2020-01-02

Pressure System

#20
20190299344
2019-10-03

Device for tightening screw connections

#21
20190257345
2019-08-22

Pretensioning element pressure screw and pretensioning element having a plurality of such pretensioning element pressure screws and pretensioning screw body element having a plurality of such pretensioning element pressure screws

#22
20190193216
2019-06-27

Bolt tensioning assembly and method for tensioning of a bolt

#23
20190107139
2019-04-11

Threaded fastening

#24
20190015959
2019-01-17

Tool apparatus including blind bolt and installation tool

#25
20180333812
2018-11-22

Turbomachine service apparatus and related method

#26
20180313392
2018-11-01

Device for preventing spills from inside mining mills, said device maintaining a seal around bolts used to secure mill liners, and maintaining said bolts under tension by means of an elastic action

#27
20180223901
2018-08-09

Apparatus for preloading a bearing

#28
20180215022
2018-08-02

Screw tensioning device

#29
20180128305
2018-05-10

Recessed spring washer flow drill screw

#30
20180106281
2018-04-19

High-capacity radial fit coupling bolts

#31
20180080565
2018-03-22

High-pressure sealing ring

#32
20180045244
2018-02-15

Apparatus for preloading a bearing and method of use

#33
20170370396
2017-12-28

Insert nut and fastening device

#34
20170203397
2017-07-20

Tensioner

#35
20170190006
2017-07-06

Hydraulic ram bolt tensioning device

#36
20170167535
2017-06-15

Method for preloading a bearing

#37
20170157726
2017-06-08

Pressing device for a machine tool for machining workpieces of wood, plastics and the like as well as a machine tool with at least one pressing device

#38
20170095896
2017-04-06

Tensioning Device for Extending a Threaded Bolt

#39
20170089063
2017-03-30

Hold down system with distributed loading for building walls

#40
20170045110
2017-02-16

Connections with selectively variable dampening characteristics

#41
20170009795
2017-01-12

Bolted connection

#42
20160318139
2016-11-03

System and method for preloading tension in a stud using an anti-seizure spacer for tapered thread connections

#43
20160297057
2016-10-13

Tensioning device for pre-stressing an assembly with a threaded rod

#44
20160271775
2016-09-22

Tensioning device for extending a threaded bolt

#45
20160169385
2016-06-16

Energized screw gland

#46
20160084316
2016-03-24

Method, apparatus, and nut for preloading a bearing

#47
20160069373
2016-03-10

Hydraulic rod tensioning system

#48
20160069372
2016-03-10

Safety guard for a hydraulic device

#49
20160053806
2016-02-25

Method, apparatus, and nut for preloading a bearing

#50
20150336226
2015-11-26

Apparatus for preloading a bearing

#51
20150273475
2015-10-01

Gyratory crusher for comminuting material to be crushed

#52
20150165610
2015-06-18

Clamping device for expanding a threaded bolt

#53
20150050138
2015-02-19

Fixation device for turbine and method for applying fixation

#54
20150030385
2015-01-29

High-capacity radial fit coupling bolts

#55
20140294531
2014-10-02

Lock nut system

#56
20140290065
2014-10-02

Method, apparatus, and nut for preloading a bearing

#57
20140245869
2014-09-04

Method of simultaneously tensioning multiple jackbolts of a multi-jackbolt tensioner and handheld apparatus for performing same

#58
20130266368
2013-10-10

Hydromechanical clamping device

#59
20130220450
2013-08-29

Seals for hydraulic assemblies

#60
20130062876
2013-03-14

Hydraulically assisted fasteners

#61
20130008015
2013-01-10

APPARATUS AND METHODS FOR TIGHTENING THREADED FASTENERS

#62
20110222802
2011-09-15

Ring for a hydrostatic or hydrodynamic bearing, a hydraulic machine equipped with such a ring, and a method of mounting such a ring on a shaft

#63
20110203424
2011-08-25

Hydraulic nut with alarm systems and variable arrangement of advancement and unit total advancement screws through head rotation with flange sensors

#64
20110188960
2011-08-04

Method for tensioning screw bolts, as well as screw bolt and screw bolt tensioning device for carrying out the method

#65
20110099794
2011-05-05

Device and method for pre-tensioning a coupling

#66
20110068543
2011-03-24

Seals for Hydraulic Assemblies

#67
20110048176
2011-03-03

Hydraulic bolt tensioning device and method for tightening large bolts by means of a hydraulic bolt tensioning device

#68
20100166353
2010-07-01

Methods for preloading a bearing

#69
20100108808
2010-05-06

System for fixing

#70
20100000375
2010-01-07

Tamper resistant jackbolts for a tensioner

#71
20090263205
2009-10-22

Self locking tensioner

#72
20090151517
2009-06-18

Bolted Assembly and Apparatus and Method for Tensioning the Bolted Assembly

#73
20090053009
2009-02-26

Pre-stressing apparatus using a split threaded fastener

#74
20080279625
2008-11-13

Hydraulically Assisted Fasteners

#75
20080143173
2008-06-19

Axle nut

#76
20070211973
2007-09-13

Apparatus for providing a load on a bearing, the bearing having an inner race mounted to a shaft and the bearing retained by a nut

#77
20070166121
2007-07-19

Self locking tensioner

#78
20050089386
2005-04-28

Tightening member

#79
20050058520
2005-03-17

Hydraulic nut, device and method for mounting or dismounting a hollow article