DE69707641T2 - Unterlegscheibe mit direkter spannungsanzeige - Google Patents

Unterlegscheibe mit direkter spannungsanzeige

Info

Publication number
DE69707641T2
DE69707641T2 DE69707641T DE69707641T DE69707641T2 DE 69707641 T2 DE69707641 T2 DE 69707641T2 DE 69707641 T DE69707641 T DE 69707641T DE 69707641 T DE69707641 T DE 69707641T DE 69707641 T2 DE69707641 T2 DE 69707641T2
Authority
DE
Germany
Prior art keywords
washer
direct voltage
voltage indicator
indicator
direct
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
DE69707641T
Other languages
English (en)
Other versions
DE69707641D1 (de
Inventor
L Sharp
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 DE69707641D1 publication Critical patent/DE69707641D1/de
Application granted granted Critical
Publication of DE69707641T2 publication Critical patent/DE69707641T2/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
    • 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
    • F16B31/028—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 load-indicating washer or washer assembly

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bolts, Nuts, And Washers (AREA)
  • Support Of The Bearing (AREA)
DE69707641T 1996-02-06 1997-02-06 Unterlegscheibe mit direkter spannungsanzeige Expired - Lifetime DE69707641T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/597,606 US5667346A (en) 1996-02-06 1996-02-06 Direct tension indicator washer
PCT/US1997/001951 WO1997029288A1 (en) 1996-02-06 1997-02-06 Direct tension indicator washer

Publications (2)

Publication Number Publication Date
DE69707641D1 DE69707641D1 (de) 2001-11-29
DE69707641T2 true DE69707641T2 (de) 2002-08-08

Family

ID=24392203

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69707641T Expired - Lifetime DE69707641T2 (de) 1996-02-06 1997-02-06 Unterlegscheibe mit direkter spannungsanzeige

Country Status (10)

Country Link
US (1) US5667346A (de)
EP (1) EP0874955B1 (de)
JP (2) JP2000504815A (de)
KR (1) KR19990082353A (de)
AU (1) AU707497B2 (de)
DE (1) DE69707641T2 (de)
IN (1) IN191732B (de)
TW (1) TW556785U (de)
WO (1) WO1997029288A1 (de)
ZA (1) ZA97936B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014007674A1 (de) 2014-05-27 2015-12-03 Thaletec Gmbh Unterlegscheibe

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CZ293517B6 (cs) 1999-06-22 2004-05-12 Škodaáautoźáa@Ás Spojovací šroub pro opakované utahování přes mez kluzu
US6135687A (en) * 1999-07-02 2000-10-24 Simpson Strong-Tie Co., Inc. Direct tension indicator for embedded anchor members
US6152665A (en) * 1999-08-20 2000-11-28 Applied Bolting Technology Products, Inc. Direct tension indicating washers
DE10001857A1 (de) * 2000-01-18 2001-07-19 Schatz Gmbh Verbindungselement in Form einer Schraube, Mutter oder Scheibe für eine Schraubverbindung, sowie Verfahren zu deren Festziehen
US6425718B1 (en) 2000-07-11 2002-07-30 Applied Bolting Technology Products Inc. Direct multi-tension indicating washer having bumps of a first and second height
US6582173B1 (en) * 2001-12-07 2003-06-24 Master Fasteners International, Inc. Apparatus and method of manufacturing and collating a plurality of adjacent fasteners
US7635243B2 (en) 2006-08-10 2009-12-22 Turnanut, Llc Load indicating fastener and method of manufacture
US8197167B2 (en) * 2006-08-10 2012-06-12 Turnanut Llc Securing mechanisms for components of a load indicating fastener
GB2483200B (en) * 2009-05-19 2014-02-26 Applied Bolting Technology Direct tension multi-color indicating washers
US9435368B2 (en) 2014-01-20 2016-09-06 Robert E. Stewart Indicating washer
US9239071B2 (en) * 2014-03-18 2016-01-19 Robert E. Stewart Direct tension indicator plate and assembly
US9863457B2 (en) 2015-11-11 2018-01-09 Turnasure Llc Direct tension indicating washer with offset protuberances and indentations
CN107061935A (zh) * 2017-04-11 2017-08-18 好米动力设备有限公司 一种定扭矩固定用盾式地脚螺栓
US10738817B2 (en) 2017-04-11 2020-08-11 Turnasure Llc Self-indicating direct tension indicator
BR112021008510A2 (pt) 2018-11-01 2021-08-03 HYTORC Division Unex Corporation arruela de reação anti-afrouxamento

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2570863A (en) * 1945-10-12 1951-10-09 Mac Lean Fogg Lock Nut Co Lock nut
DE1023639B (de) * 1956-12-10 1958-01-30 Esslingen Maschf Sicherungseinrichtung fuer Schraubenbolzen gegen UEberschreiten der Vorspanngrenze
GB1006452A (en) * 1961-06-13 1965-10-06 Cooper & Turner Ltd Improvements in or relating to a fastener assembly and pre-load indicating washer therefor
NL129252C (de) * 1962-12-14
US3187621A (en) * 1962-12-14 1965-06-08 Cooper & Turner Ltd Fastener assembly and pre-load indicating washer therefor
US3285120A (en) * 1965-04-30 1966-11-15 Tauno F Kartiala Preload bolt joint
GB1143398A (en) * 1965-07-12 1969-02-19 Cooper & Turner Ltd A bolted assembly and method of preserving from deterioration the shank of a bolt associated with means for indicating the attainment of a required tension in the bolt
GB1144080A (en) * 1968-01-19 1969-03-05 Gkn Screws Fasteners Ltd Improvements in or relating to nuts
US3512447A (en) * 1968-09-09 1970-05-19 Rudolph Marion Vaughn Frangible nut fastener
US3534651A (en) * 1969-04-04 1970-10-20 Standard Pressed Steel Co Preload indicating nut
US3890876A (en) * 1973-06-18 1975-06-24 Norman C Dahl Two-part, two-material fastening element
JPS5323907B2 (de) * 1973-08-22 1978-07-18
US4020734A (en) * 1975-11-26 1977-05-03 Star Expansion Industries Corporation Tension indicator for fastener means
FR2403484A1 (fr) * 1977-09-20 1979-04-13 Ducourret Paul Ecrou perfectionne
IT1094601B (it) * 1978-05-09 1985-08-02 Controlli Non Distruttivi Cnd Dispositivo di arresto del serraggio di viti e bulloni al raggiungimento di uno sforzo assiale prestabilito
GB2107018A (en) * 1981-09-29 1983-04-20 Glynwed Limited Bolt tension indicator
EP0100555A1 (de) * 1982-08-04 1984-02-15 Bethlehem Steel Corporation Belastung anzeigende Scheibe und Befestigungselement, das eine derartige Belastung anzeigende Scheibe enthält
DE3316290A1 (de) * 1983-05-04 1984-11-08 Hilti Ag, Schaan Messvorrichtung fuer die spannkraft bei befestigungselementen
US4518295A (en) * 1983-06-20 1985-05-21 Textron Inc. Multi-part fastening nut, including jam nut
DE3507022A1 (de) * 1985-02-28 1986-08-28 Hilti Ag, Schaan Spreizduebel mit setzanzeige
US4773272A (en) * 1986-11-25 1988-09-27 Trungold Emanuel H Apparatus and method for measuring bolt tension in situ
FR2622648B1 (fr) * 1987-11-03 1990-03-09 Caillau Ets Rondelle deformable, permettant notamment de predeterminer la force minimale de serrage d'un ecrou ou d'une vis
US4889457A (en) * 1988-04-11 1989-12-26 Premier Industrial Corporation Load indicator
US5015132A (en) * 1990-05-15 1991-05-14 J & M Turner Inc. Direct tension indicator washer
GB2263745A (en) * 1992-01-30 1993-08-04 J & M Turner "load indicating washer"
US5370483A (en) * 1993-06-24 1994-12-06 J & M Turner, Inc. Direct tension indicator washer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014007674A1 (de) 2014-05-27 2015-12-03 Thaletec Gmbh Unterlegscheibe

Also Published As

Publication number Publication date
DE69707641D1 (de) 2001-11-29
TW556785U (en) 2003-10-01
JP2008261505A (ja) 2008-10-30
AU707497B2 (en) 1999-07-08
EP0874955B1 (de) 2001-10-24
EP0874955A1 (de) 1998-11-04
AU2262597A (en) 1997-08-28
WO1997029288A1 (en) 1997-08-14
JP2000504815A (ja) 2000-04-18
KR19990082353A (ko) 1999-11-25
IN191732B (de) 2003-12-20
ZA97936B (en) 1997-08-22
US5667346A (en) 1997-09-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition