GB2566575B - Load indicating fastener - Google Patents

Load indicating fastener Download PDF

Info

Publication number
GB2566575B
GB2566575B GB1809310.4A GB201809310A GB2566575B GB 2566575 B GB2566575 B GB 2566575B GB 201809310 A GB201809310 A GB 201809310A GB 2566575 B GB2566575 B GB 2566575B
Authority
GB
United Kingdom
Prior art keywords
load indicating
indicating fastener
fastener
load
indicating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB1809310.4A
Other versions
GB2566575A (en
GB201809310D0 (en
Inventor
Hirst John
Metzger David
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pronut Ltd
Original Assignee
Pronut Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pronut Ltd filed Critical Pronut Ltd
Publication of GB201809310D0 publication Critical patent/GB201809310D0/en
Priority to PCT/GB2018/052919 priority Critical patent/WO2019077314A1/en
Publication of GB2566575A publication Critical patent/GB2566575A/en
Application granted granted Critical
Publication of GB2566575B publication Critical patent/GB2566575B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B31/00—Screwed connections specially modified in view of tensile load; Break-bolts
    • F16B31/02—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load
    • F16B31/025—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load with a gauge pin in a longitudinal bore in the body of the bolt
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/24—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B31/00—Screwed connections specially modified in view of tensile load; Break-bolts
    • F16B31/02—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load
    • F16B2031/022—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load using an ultrasonic transducer

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
GB1809310.4A 2017-10-18 2018-06-06 Load indicating fastener Expired - Fee Related GB2566575B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/GB2018/052919 WO2019077314A1 (en) 2017-10-18 2018-10-11 Load indicating fastener

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1717079.6A GB201717079D0 (en) 2017-10-18 2017-10-18 Multi-function load indicating fastener

Publications (3)

Publication Number Publication Date
GB201809310D0 GB201809310D0 (en) 2018-07-25
GB2566575A GB2566575A (en) 2019-03-20
GB2566575B true GB2566575B (en) 2020-02-05

Family

ID=60419115

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB1717079.6A Ceased GB201717079D0 (en) 2017-10-18 2017-10-18 Multi-function load indicating fastener
GB1809310.4A Expired - Fee Related GB2566575B (en) 2017-10-18 2018-06-06 Load indicating fastener

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB1717079.6A Ceased GB201717079D0 (en) 2017-10-18 2017-10-18 Multi-function load indicating fastener

Country Status (2)

Country Link
GB (2) GB201717079D0 (en)
WO (1) WO2019077314A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB202210852D0 (en) * 2022-07-25 2022-09-07 Hirst John Andrew Brian Preload verification for critical fasteners
DE102022124624A1 (en) * 2022-09-26 2024-03-28 Weidmüller Interface GmbH & Co. KG Mother
SE2251134A1 (en) * 2022-09-30 2024-03-31 Tensioncam Systems Ab Measurement nut

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014106752A2 (en) * 2013-01-04 2014-07-10 Fasteners Solutions Limited An improved load-indicating device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1966414A (en) * 1931-10-15 1934-07-10 Brewer Titchener Corp Clamp nut device
US4709654A (en) * 1986-08-15 1987-12-01 Smith Stanley R Indicator for loose lug nuts
US8403611B2 (en) * 2009-07-31 2013-03-26 Stemco Lp Single piece nut assembly

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014106752A2 (en) * 2013-01-04 2014-07-10 Fasteners Solutions Limited An improved load-indicating device

Also Published As

Publication number Publication date
GB201717079D0 (en) 2017-11-29
GB2566575A (en) 2019-03-20
WO2019077314A1 (en) 2019-04-25
GB201809310D0 (en) 2018-07-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20220606