DE60138536D1 - Gerät mit variabler verstärkung der bolzenlastanzeige sowie verfahren zur herstellung und zum gebrauch des geräts - Google Patents

Gerät mit variabler verstärkung der bolzenlastanzeige sowie verfahren zur herstellung und zum gebrauch des geräts

Info

Publication number
DE60138536D1
DE60138536D1 DE60138536T DE60138536T DE60138536D1 DE 60138536 D1 DE60138536 D1 DE 60138536D1 DE 60138536 T DE60138536 T DE 60138536T DE 60138536 T DE60138536 T DE 60138536T DE 60138536 D1 DE60138536 D1 DE 60138536D1
Authority
DE
Germany
Prior art keywords
fastener
load
load indicator
slot
appliance
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
DE60138536T
Other languages
English (en)
Inventor
Ronald C Clarke
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE60138536D1 publication Critical patent/DE60138536D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • General Factory Administration (AREA)
  • Forging (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Prostheses (AREA)
  • Steroid Compounds (AREA)
  • Slide Fasteners, Snap Fasteners, And Hook Fasteners (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
DE60138536T 2000-03-22 2001-03-22 Gerät mit variabler verstärkung der bolzenlastanzeige sowie verfahren zur herstellung und zum gebrauch des geräts Expired - Fee Related DE60138536D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US19121700P 2000-03-22 2000-03-22
PCT/US2001/009056 WO2001071202A1 (en) 2000-03-22 2001-03-22 Variable amplification bolt load indicator apparatus and a method of making and using the apparatus

Publications (1)

Publication Number Publication Date
DE60138536D1 true DE60138536D1 (de) 2009-06-10

Family

ID=22704583

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60138536T Expired - Fee Related DE60138536D1 (de) 2000-03-22 2001-03-22 Gerät mit variabler verstärkung der bolzenlastanzeige sowie verfahren zur herstellung und zum gebrauch des geräts

Country Status (9)

Country Link
US (1) US6892585B2 (de)
EP (1) EP1269031B1 (de)
AT (1) ATE430264T1 (de)
AU (2) AU2001245915B2 (de)
BR (1) BR0109687B1 (de)
CA (2) CA2686453C (de)
DE (1) DE60138536D1 (de)
MX (1) MXPA02009222A (de)
WO (1) WO2001071202A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8024979B2 (en) * 2006-08-24 2011-09-27 Clarke Ronald C Indicating fastener loading
US7520174B2 (en) * 2006-08-24 2009-04-21 Ronald C. Clarke Method and apparatus for indicating a load
CA2763910A1 (en) * 2011-01-10 2012-07-10 Hani Sabri Mitri Instrumented coupler load cell for rock anchors
US8596134B2 (en) * 2011-09-21 2013-12-03 King Fahd University Of Petroleum And Minerals Bolt tension monitoring system
GB201300093D0 (en) * 2013-01-04 2013-02-20 Phipps Maria J Load indicating nut/washer
US20150240857A1 (en) * 2014-02-25 2015-08-27 Chemseal, Inc. Fastening apparatus having adjustable torque settings
US9997861B2 (en) 2015-12-10 2018-06-12 International Business Machines Corporation Force limiting latch indicator
CN110242659A (zh) * 2018-03-07 2019-09-17 福建省晋江市励精汽配有限公司 紧固件
US10620069B2 (en) * 2018-03-15 2020-04-14 Dalian University Of Technology Multi-bolt loosening test machine for flange with tension and bending compound loading
US10598567B1 (en) * 2018-03-15 2020-03-24 Dalian University Of Technology Multi-bolt loosening test machine for flange with tension, bending and torsion compound loading
WO2020014851A1 (zh) * 2018-07-17 2020-01-23 大连理工大学 一种多螺栓松脱试验机横向载荷无级调幅装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3693738A (en) * 1971-04-07 1972-09-26 Ottie H Andrews Legal load indicator for a liquid tanker
AT388049B (de) * 1984-07-16 1989-04-25 Elin Union Ag Einrichtung zur ueberwachung des spannungs-dehnungs-zustandes von pressbolzen
US4686859A (en) * 1984-11-13 1987-08-18 Sps Technologies Load indicating member, apparatus and method
GB2179459A (en) * 1985-08-17 1987-03-04 Rotabolt Ltd Indicating tightness of fastening device
US4879819A (en) * 1988-10-05 1989-11-14 Crawford Fitting Company Gauge for coupling component
US4981404A (en) * 1989-10-16 1991-01-01 Arrow Support Systems Co. Tension bolt having adjustable stress level
US4989331A (en) * 1989-11-06 1991-02-05 Dodge Robert G Gage
GB9202771D0 (en) * 1992-02-10 1992-03-25 Rotabolt Ltd Load indicating fasteners
GB9207880D0 (en) * 1992-04-10 1992-05-27 Ceney Stanley Load indicating fasteners
JPH06288847A (ja) * 1993-03-31 1994-10-18 Hitachi Cable Ltd 鉄塔組立ボルト及びボルトの軸力測定法
DE4311956A1 (de) * 1993-04-10 1994-10-13 Inst Mikrostrukturtechnologie Anordnung zur Bestimmung des Belastungszustandes von Verbindungselementen
US5668323A (en) * 1996-07-12 1997-09-16 Waxman; Cory S. Method and apparatus for indicating a load
US5885040A (en) * 1997-06-27 1999-03-23 Mcdonnell Douglas Corporation Tie-down with strap and strap tension indicator
US6055737A (en) * 1998-06-11 2000-05-02 Sweaney; Scylvester L. Quick mount angle measurement gauge

Also Published As

Publication number Publication date
CA2686453C (en) 2012-04-24
AU2001245915B2 (en) 2005-08-11
WO2001071202A9 (en) 2006-05-18
CA2403841C (en) 2010-02-16
BR0109687B1 (pt) 2010-10-19
CA2403841A1 (en) 2001-09-27
EP1269031B1 (de) 2009-04-29
BR0109687A (pt) 2003-02-04
CA2686453A1 (en) 2001-09-27
AU4591501A (en) 2001-10-03
ATE430264T1 (de) 2009-05-15
US20030051556A1 (en) 2003-03-20
EP1269031A1 (de) 2003-01-02
US6892585B2 (en) 2005-05-17
MXPA02009222A (es) 2004-09-06
WO2001071202A1 (en) 2001-09-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee