DE69711184D1 - Verfahren und gerät zur lastanzeige - Google Patents

Verfahren und gerät zur lastanzeige

Info

Publication number
DE69711184D1
DE69711184D1 DE69711184T DE69711184T DE69711184D1 DE 69711184 D1 DE69711184 D1 DE 69711184D1 DE 69711184 T DE69711184 T DE 69711184T DE 69711184 T DE69711184 T DE 69711184T DE 69711184 D1 DE69711184 D1 DE 69711184D1
Authority
DE
Germany
Prior art keywords
fastener
lever
abutment
cartridge
indicator
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 - Lifetime
Application number
DE69711184T
Other languages
English (en)
Other versions
DE69711184T2 (de
Inventor
Cory S Waxman
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
Publication of DE69711184D1 publication Critical patent/DE69711184D1/de
Application granted granted Critical
Publication of DE69711184T2 publication Critical patent/DE69711184T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Clamps And Clips (AREA)
  • Control Of Electric Motors In General (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
DE69711184T 1996-07-12 1997-07-07 Verfahren und gerät zur lastanzeige Expired - Lifetime DE69711184T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/679,509 US5668323A (en) 1996-07-12 1996-07-12 Method and apparatus for indicating a load
PCT/US1997/011861 WO1998002667A1 (en) 1996-07-12 1997-07-07 Method and apparatus for indicating a load

Publications (2)

Publication Number Publication Date
DE69711184D1 true DE69711184D1 (de) 2002-04-25
DE69711184T2 DE69711184T2 (de) 2002-10-31

Family

ID=24727191

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69711184T Expired - Lifetime DE69711184T2 (de) 1996-07-12 1997-07-07 Verfahren und gerät zur lastanzeige

Country Status (13)

Country Link
US (1) US5668323A (de)
EP (1) EP0910750B1 (de)
JP (1) JP3841438B2 (de)
KR (1) KR20000023744A (de)
CN (1) CN1094589C (de)
AT (1) ATE214790T1 (de)
AU (1) AU715080B2 (de)
CA (1) CA2260040C (de)
DE (1) DE69711184T2 (de)
DK (1) DK0910750T3 (de)
ES (1) ES2174269T3 (de)
HK (1) HK1019630A1 (de)
WO (1) WO1998002667A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5885040A (en) * 1997-06-27 1999-03-23 Mcdonnell Douglas Corporation Tie-down with strap and strap tension indicator
AU3116299A (en) * 1998-03-26 1999-10-18 Accurate Bolt Technologies, Inc. Apparatus and method for attaching a load indicating device to a fastener
AU6262199A (en) * 1998-09-25 2000-04-17 Structural Integrity Monitoring Systems, Inc. Strain gauge and strain-indicating devices
US6244804B1 (en) 1998-09-25 2001-06-12 Malcolm H. Hodge Tension-indicating fasteners
CZ293517B6 (cs) 1999-06-22 2004-05-12 Škodaáautoźáa@Ás Spojovací šroub pro opakované utahování přes mez kluzu
AU2001245915B2 (en) * 2000-03-22 2005-08-11 Ronald C. Clarke Variable amplification bolt load indicator apparatus and a method of making and using the apparatus
US7156595B2 (en) * 2001-11-16 2007-01-02 Clarke Ronald C Load indicating fastener insert
DE10316632B4 (de) 2003-04-11 2005-09-22 Hilti Ag Messvorrichtung
GB0400324D0 (en) * 2004-01-08 2004-02-11 Thomson Ian R Railway inspection and maintenance system
US7520174B2 (en) * 2006-08-24 2009-04-21 Ronald C. Clarke Method and apparatus for indicating a load
US8024979B2 (en) * 2006-08-24 2011-09-27 Clarke Ronald C Indicating fastener loading
US8337128B2 (en) 2009-05-05 2012-12-25 Clarke Ronald C Monitoring fastening loading
GB201115040D0 (en) * 2011-08-31 2011-10-12 Phipps Maria J Load indicating washer
US10054468B2 (en) 2016-08-15 2018-08-21 Stress Indicators, Inc. Chromaulic displacement transducer, method of manufacturing a chromaulic displacement transducer, and closed loop control system incorporating the same
CN111344764B (zh) * 2017-11-09 2022-01-14 阿特拉斯·科普柯工业技术公司 螺栓接头展示装置和方法
JP7117712B2 (ja) * 2018-04-11 2022-08-15 国立大学法人神戸大学 軸力可視化ボルト
CN112682412A (zh) * 2021-01-21 2021-04-20 启东绿能弯管有限责任公司 一种可校准的防水型螺栓拉伸力实时监测装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2503141A (en) * 1946-11-12 1950-04-04 Gerotor May Corp Stress indicator for bolts or studs
US2995033A (en) * 1960-01-14 1961-08-08 Holo Krome Screw Corp Apparatus for tensioning threaded members
US3954004A (en) * 1971-05-07 1976-05-04 Harry Orner Self-contained stress indicator mechanism
US3943819A (en) * 1974-08-22 1976-03-16 Charron Charles S Tensile member with tension indicating means
GB8719484D0 (en) * 1987-08-18 1987-09-23 Barry Controls Connector element
SU1742654A1 (ru) * 1990-05-14 1992-06-23 Ленинградский Институт Машиностроения При Производственном Объединении Турбостроения "Ленинградский Металлический Завод" Устройство дл контрол усилий в болтах
US5352933A (en) * 1992-01-23 1994-10-04 Tektronix, Inc. High speed sample and hold signal generator

Also Published As

Publication number Publication date
US5668323A (en) 1997-09-16
CA2260040A1 (en) 1998-01-22
WO1998002667A1 (en) 1998-01-22
DK0910750T3 (da) 2002-07-15
KR20000023744A (ko) 2000-04-25
JP3841438B2 (ja) 2006-11-01
ATE214790T1 (de) 2002-04-15
AU3653697A (en) 1998-02-09
JP2001516427A (ja) 2001-09-25
EP0910750B1 (de) 2002-03-20
HK1019630A1 (en) 2000-02-18
EP0910750A1 (de) 1999-04-28
CN1094589C (zh) 2002-11-20
ES2174269T3 (es) 2002-11-01
DE69711184T2 (de) 2002-10-31
CN1228142A (zh) 1999-09-08
CA2260040C (en) 2003-09-30
AU715080B2 (en) 2000-01-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition