ClassID:

146934

F16B23/0061 - CPC Classification

Classification description:

Specially shaped heads of bolts or screws for rotations by a tool with grooves, notches or splines on the external peripheral surface designed for tools engaging in radial direction

Recent Application in this class:
#1
20250163951
2025-05-22

REACTION WASHER

#2
20240344546
2024-10-17

Screw for Securing a Dental Prosthesis

#3
20240167495
2024-05-23

LIGHTWEIGHT FASTENER AND CUSTOMIZED DRIVE APPARATUS THEREOF

#4
20240125345
2024-04-18

Fastening arrangement for screening assembly

#5
20240035507
2024-02-01

BOLT FOR DOVETAIL GROOVES

#6
20230145753
2023-05-11

Locking element for a polyaxial bone anchor, bone plate assembly and tool

#7
20230108878
2023-04-06

Lockable adjustable standoff

#8
20230053731
2023-02-23

Torque enhancer device for grasping and tooling, and assemblies and uses thereof

#9
20230034268
2023-02-02

A NUT FASTENER AND A FASTENING SYSTEM THEREFOR

#10
20230030548
2023-02-02

Preload controlled stud lockbolt

#11
20230003246
2023-01-05

Threaded screw fastener

#12
20220402105
2022-12-22

Multi-tier torque enhancer driver and/or receiver and method of using same

#13
20220307534
2022-09-29

CLAMP BOLT AND ASSOCIATED ASSEMBLY

#14
20210372460
2021-12-02

REACTION WASHER-BASED ACTUATION-REACTION TORQUE TRANSFER

#15
20210372442
2021-12-02

APPARATUS FOR TIGHTENING THREADED FASTENERS

#16
20210172468
2021-06-10

MECHANICAL FASTENER DRIVE TOOL AND SYSTEM

#17
20210162464
2021-06-03

Lining arrangement, and a method for fastening lining elements to a support structure

#18
20210129155
2021-05-06

Mill liner installation

#19
20210095801
2021-04-01

FITTING NUT, FITTING, FLUID PRESSURE DEVICE, AND FLUID CONTROL SYSTEM, AND NUT TURNING TOOL AND FITTING NUT TURNING METHOD

#20
20200386263
2020-12-10

REACTION WASHER-BASED ACTUATION-REACTION TORQUE TRANSFER

#21
20200370588
2020-11-26

Torque limiting screw

#22
20200232497
2020-07-23

Rotary fastening device

#23
20200191191
2020-06-18

FASTENER WITH PROTECTED DECORATIVE CAP

#24
20200166066
2020-05-28

Preload controlled stud lockbolt

#25
20200078910
2020-03-12

Torque tool

#26
20200078060
2020-03-12

Locking element for a polyaxial bone anchor, bone plate assembly and tool

#27
20200011362
2020-01-09

Wall nail

#28
20190224818
2019-07-25

Lining arrangement, and a method for fastening lining elements to a support structure

#29
20190224721
2019-07-25

Hammerless solution

#30
20190219089
2019-07-18

Hybrid three-point drive fastener

#31
20190178284
2019-06-13

INTERCHANGEABLE, DEBRIS INSENSITIVE AND NON-SLIPPING REACTION TORQUE TRANSFER SYSTEM

#32
20190178283
2019-06-13

CONCENTRIC ACTUATION AND REACTION TORQUE TRANSFER SYSTEM

#33
20190178282
2019-06-13

REACTION WASHER WITH BELLEVILLE SPRING INDUCED RADIALLY INWARD PROGRESSING BOTTOM BITE ACTION AND TIGHTENING AND SECURING SYSTEM

#34
20190176297
2019-06-13

Socket for driving asymmetric fastener heads

#35
20190136902
2019-05-09

Multifunction Reaction Washer and Stack accessed by Slim Reaction Socket

#36
20190055970
2019-02-21

INDICATORS AND ASSEMBLIES THEREOF

#37
20180335066
2018-11-22

Polygonal driving means with inbuilt collar

#38
20180306547
2018-10-25

Two-piece barrel nut

#39
20180156257
2018-06-07

HIGH-STRENGTH LIGHTWEIGHT SCREW HAVING A DOUBLE CONTOUR ENGAGEMENT

#40
20180128301
2018-05-10

Bolt arrangement, coupling arrangement and method to mount a coupling arrangement

#41
20180128300
2018-05-10

Bolt arrangement, coupling arrangement and method to dismount a coupling arrangement

#42
20180058493
2018-03-01

Clip and clip attaching structure

#43
20170356486
2017-12-14

System, apparatus, and method for securing structures

#44
20170282236
2017-10-05

Hollow metal screw and method of making

#45
20170254610
2017-09-07

Two-piece barrel nut

#46
20170159696
2017-06-08

Nut with polygonal section

#47
20170138389
2017-05-18

Fastener with protected decorative cap

#48
20170122361
2017-05-04

Multifunction reaction washer and stack accessed by slim reaction socket

#49
20160361947
2016-12-15

Antitheft nut

#50
20160312816
2016-10-27

Screw elements having a tool engagement portion

#51
20160305096
2016-10-20

Tool retention system

#52
20160208841
2016-07-21

Hollow metal screw and method of making

#53
20160201710
2016-07-14

Hollow metal screw and method of making

#54
20160003281
2016-01-07

Hollow metal screw and method of making

#55
20150354620
2015-12-10

Tamper-resistant bicycle axle nut

#56
20150328849
2015-11-19

METHOD FOR INJECTION MOLDING A FASTENING ELEMENT, AND FASTENING ELEMENT

#57
20140144300
2014-05-29

Tightening tool for a screw element having a line, and coupling part and screw element

#58
20140102264
2014-04-17

Screw drive design

#59
20130195581
2013-08-01

Nut

#60
20130189053
2013-07-25

Nut, female thread machining device and female thread machining method

#61
20130129447
2013-05-23

Modified Fastener and Insertion Tool

#62
20120251266
2012-10-04

Screw fastener

#63
20120187121
2012-07-26

THREADED PLUG AND SCREWDRIVER DEVICE

#64
20120057949
2012-03-08

Modified fastener and insertion tool

#65
20120047692
2012-03-01

Hose clamp with a clamping screw, clamping screw and tool for driving the clamping screw

#66
20110314768
2011-12-29

Cabinet anchor bolt assembly

#67
20110283843
2011-11-24

Screw drive design

#68
20110268512
2011-11-03

Milling tool with clamping screw having male grip at end thereof

#69
20110226096
2011-09-22

Polygonal driving means with inbuilt collar

#70
20110183766
2011-07-28

Method for manufacturing a bolting part, tool for implementing the method, and device for tightening and loosening such a bolting part

#71
20110182696
2011-07-28

Structure of cross-shaped groove of screw for fit with driver bit

#72
20110070052
2011-03-24

Nut Assembly and Method for the Production the Same

#73
20100269641
2010-10-28

Screw locking tool

#74
20100192344
2010-08-05

Mechanical clamping element and clamping system

#75
20100143073
2010-06-10

HEXAGONAL SCREW HEAD

#76
20100117311
2010-05-13

Clamping device and collet chuck, base and chuck key therefor

#77
20100056284
2010-03-04

Nut, female thread machining device and female thread machining method

#78
20090279983
2009-11-12

Fastener and fastening system

#79
20090257845
2009-10-15

NUT FOR ATTACHING TWO DEVICES AND METHOD FOR PROVIDING THE SAME

#80
20090229429
2009-09-17

Torque reducing and stabilizing screwdrivers and slotted threaded fasteners and related methods

#81
20090220321
2009-09-03

FASTENING METAL FITTING

#82
20090145270
2009-06-11

Torque reducing and stabilizing screwdrivers and slotted threaded fasteners and related methods

#83
20090133539
2009-05-28

RATCHET WHEEL OF WRENCHES

#84
20090067948
2009-03-12

Fastening Device

#85
20080145181
2008-06-19

Tamper Resistant Fastener

#86
20080075558
2008-03-27

Plastic nut with retaining elements to hold the nut in a socket of a tool

#87
20080022505
2008-01-31

Nut assembly and method for the production thereof

#88
20080014042
2008-01-17

Fastener With Tool Retainer

#89
20080006126
2008-01-10

Hexagonal bolt head and hexagonal recess of socket

#90
20070292237
2007-12-20

Nut for attaching two devices and method for providing the same

#91
20070172329
2007-07-26

Theft abating stud and nut assembly for joining flanges of members of a fluid flow conduit

#92
20070137441
2007-06-21

Asymmetric wrench and fastener system

#93
20070074609
2007-04-05

Clamping system for the tool holding fixture of machine tools

#94
20070031209
2007-02-08

Ribbed fastener

#95
20060182513
2006-08-17

Fastener and method for using same

#96
20050260058
2005-11-24

Hex fastener

#97
20050223854
2005-10-13

Asymmetric wrench and fastener system

#98
20050123373
2005-06-09

Blind fastener and nose assembly for installation of the blind fastener

#99
20050005557
2005-01-13

Vandal proof system for securing a frangible facing plate to rigid supporting structure by wedging action and a method therefor

#100
18505130
2024-06-18

Blade fastening assembly and gas turbine including same

#101
16679827
2022-10-18

Slippage free compact reaction washer based actuation and reaction torque transfer system with lock-on capability

#102
15185144
2017-09-19

Theft-resistant tire mounting assembly