GB2457138B - Bolt tensioners - Google Patents

Bolt tensioners

Info

Publication number
GB2457138B
GB2457138B GB0802282.4A GB0802282A GB2457138B GB 2457138 B GB2457138 B GB 2457138B GB 0802282 A GB0802282 A GB 0802282A GB 2457138 B GB2457138 B GB 2457138B
Authority
GB
United Kingdom
Prior art keywords
bolt tensioners
tensioners
bolt
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.)
Active
Application number
GB0802282.4A
Other versions
GB2457138A (en
GB0802282D0 (en
Inventor
David Michael Evans
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.)
Tentec Ltd
Original Assignee
Tentec 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 Tentec Ltd filed Critical Tentec Ltd
Priority to GB0802282.4A priority Critical patent/GB2457138B/en
Publication of GB0802282D0 publication Critical patent/GB0802282D0/en
Publication of GB2457138A publication Critical patent/GB2457138A/en
Application granted granted Critical
Publication of GB2457138B publication Critical patent/GB2457138B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B29/00—Accessories
    • B25B29/02—Bolt tensioners

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
GB0802282.4A 2008-02-07 2008-02-07 Bolt tensioners Active GB2457138B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0802282.4A GB2457138B (en) 2008-02-07 2008-02-07 Bolt tensioners

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0802282.4A GB2457138B (en) 2008-02-07 2008-02-07 Bolt tensioners

Publications (3)

Publication Number Publication Date
GB0802282D0 GB0802282D0 (en) 2008-03-12
GB2457138A GB2457138A (en) 2009-08-12
GB2457138B true GB2457138B (en) 2012-06-20

Family

ID=39204417

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0802282.4A Active GB2457138B (en) 2008-02-07 2008-02-07 Bolt tensioners

Country Status (1)

Country Link
GB (1) GB2457138B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020115673A1 (en) 2018-12-04 2020-06-11 Tentec Limited Hydraulic tensioner and method of tensioning

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6892915B2 (en) 2016-09-23 2021-06-23 アトラス・コプコ・インダストリアル・テクニーク・アクチボラグ Hydraulic screw tensioner

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4844418A (en) * 1987-03-02 1989-07-04 Westinghouse Electric Corp. Short stud tensioning apparatus
EP0365157A1 (en) * 1988-10-06 1990-04-25 Hedley Purvis Limited Hydraulic bolt tensioner
EP0733441A1 (en) * 1995-03-17 1996-09-25 John K. Junkers Hydraulic tensioner
US20010027719A1 (en) * 2000-03-24 2001-10-11 Per-Ake Wahlberg Cylinder means of single acting type with a return function and method of operating the same
GB2412705A (en) * 2004-08-13 2005-10-05 Tentec Ltd A bolt tensioner

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4844418A (en) * 1987-03-02 1989-07-04 Westinghouse Electric Corp. Short stud tensioning apparatus
EP0365157A1 (en) * 1988-10-06 1990-04-25 Hedley Purvis Limited Hydraulic bolt tensioner
EP0733441A1 (en) * 1995-03-17 1996-09-25 John K. Junkers Hydraulic tensioner
US20010027719A1 (en) * 2000-03-24 2001-10-11 Per-Ake Wahlberg Cylinder means of single acting type with a return function and method of operating the same
GB2412705A (en) * 2004-08-13 2005-10-05 Tentec Ltd A bolt tensioner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020115673A1 (en) 2018-12-04 2020-06-11 Tentec Limited Hydraulic tensioner and method of tensioning

Also Published As

Publication number Publication date
GB2457138A (en) 2009-08-12
GB0802282D0 (en) 2008-03-12

Similar Documents

Publication Publication Date Title
GB2452110B (en) Hydraulic tensioner
GB2459165B (en) Hydraulic tensioner
HK1152325A1 (en) Polycarbodiimides
GB0904436D0 (en) Engagement arrangement
EP2333376A4 (en) Auto-tensioner
GB2472132B (en) Chain tensioner
EP2315891A4 (en) Locking arrangement
GB0723146D0 (en) Hydraulic tensioner
GB2457353B (en) Hydraulic tensioner
EP2310719A4 (en) Clip-type tensioner
EP2315967A4 (en) Clip-type tensioner
HK1154641A1 (en) Fastening device
GB2457352B (en) Hydraulic tensioner
AU323587S (en) Fence tensioner
PL2250333T3 (en) Roller bolt
EP2347072A4 (en) Bolt mechanism
GB2459123B (en) Fastening device
GB2457138B (en) Bolt tensioners
GB2458893B (en) Hook bolt assembly
GB2458987B (en) Fastening arrangement
GB0808160D0 (en) Pro bolt
ZA201102954B (en) Rock bolt component
GB0802281D0 (en) Bolt tensioner
GB0806577D0 (en) Fastening means
EP2247473A4 (en) Pre-tensioner arrangement