CN1071169C - 拉伸和松弛螺栓的方法和装置 - Google Patents

拉伸和松弛螺栓的方法和装置 Download PDF

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Publication number
CN1071169C
CN1071169C CN95115975A CN95115975A CN1071169C CN 1071169 C CN1071169 C CN 1071169C CN 95115975 A CN95115975 A CN 95115975A CN 95115975 A CN95115975 A CN 95115975A CN 1071169 C CN1071169 C CN 1071169C
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CN
China
Prior art keywords
friction member
mentioned
fit structure
bolt
instrument
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
CN95115975A
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English (en)
Chinese (zh)
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CN1128194A (zh
Inventor
约翰·K·琼克斯
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Individual
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Individual
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Filing date
Publication date
Priority claimed from US08/327,429 external-priority patent/US5539970A/en
Priority claimed from US08/388,746 external-priority patent/US5538379A/en
Priority claimed from US08/489,961 external-priority patent/US5640749A/en
Application filed by Individual filed Critical Individual
Publication of CN1128194A publication Critical patent/CN1128194A/zh
Application granted granted Critical
Publication of CN1071169C publication Critical patent/CN1071169C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Orthopedics, Nursing, And Contraception (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
CN95115975A 1994-10-21 1995-10-20 拉伸和松弛螺栓的方法和装置 Expired - Lifetime CN1071169C (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US08/327,429 US5539970A (en) 1994-10-21 1994-10-21 Method of and device for elongating and relaxing a stud
US327,429 1994-10-21
US327429 1994-10-21
US08/388,746 US5538379A (en) 1995-02-15 1995-02-15 Mechanical tensioner for and method of elongating and relaxing a stud and the like
US388,746 1995-02-15
US08/489,961 US5640749A (en) 1994-10-21 1995-06-13 Method of and device for elongating and relaxing a stud
US489,961 1995-06-13

Publications (2)

Publication Number Publication Date
CN1128194A CN1128194A (zh) 1996-08-07
CN1071169C true CN1071169C (zh) 2001-09-19

Family

ID=27406526

Family Applications (1)

Application Number Title Priority Date Filing Date
CN95115975A Expired - Lifetime CN1071169C (zh) 1994-10-21 1995-10-20 拉伸和松弛螺栓的方法和装置

Country Status (2)

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CN (1) CN1071169C (uk)
UA (1) UA35616C2 (uk)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6490952B2 (en) * 1999-08-05 2002-12-10 John K. Junkers Fastening device
GB201121976D0 (en) * 2011-12-20 2012-02-01 Ceney David Stud tensioning apparatus
MX2018006579A (es) * 2015-11-30 2018-08-01 Tti Macao Commercial Offshore Ltd Herramienta electrica para facilitar el arranque de un motor.
GB2556099A (en) * 2016-11-21 2018-05-23 Caterpillar Energy Solutions Gmbh Screw tensioning device
CN107938256B (zh) * 2017-11-17 2023-10-13 珠海格力电器股份有限公司 包装螺栓和洗衣机
CN109605284B (zh) * 2019-01-31 2023-06-06 中国工程物理研究院机械制造工艺研究所 一种螺栓预紧拉伸装置及方法
WO2021108852A1 (en) * 2019-12-02 2021-06-10 Nord-Lock Switzerland Gmbh Method and apparatus for retaining tension in a bolt or stud

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5137408A (en) * 1990-08-17 1992-08-11 Junkers John K Fastening device
US5341560A (en) * 1992-05-07 1994-08-30 Junkers John K Method of elongating and relaxing a stud

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5137408A (en) * 1990-08-17 1992-08-11 Junkers John K Fastening device
US5341560A (en) * 1992-05-07 1994-08-30 Junkers John K Method of elongating and relaxing a stud

Also Published As

Publication number Publication date
UA35616C2 (uk) 2001-04-16
CN1128194A (zh) 1996-08-07

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Granted publication date: 20010919

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