GB9021603D0 - Tightening-loosening apparatus for flange bolts and nuts - Google Patents

Tightening-loosening apparatus for flange bolts and nuts

Info

Publication number
GB9021603D0
GB9021603D0 GB909021603A GB9021603A GB9021603D0 GB 9021603 D0 GB9021603 D0 GB 9021603D0 GB 909021603 A GB909021603 A GB 909021603A GB 9021603 A GB9021603 A GB 9021603A GB 9021603 D0 GB9021603 D0 GB 9021603D0
Authority
GB
United Kingdom
Prior art keywords
nuts
tightening
flange bolts
loosening apparatus
loosening
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.)
Granted
Application number
GB909021603A
Other versions
GB2236824A (en
GB2236824B (en
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.)
Toyo Engineering Corp
Original Assignee
Toyo Engineering Corp
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 Toyo Engineering Corp filed Critical Toyo Engineering Corp
Publication of GB9021603D0 publication Critical patent/GB9021603D0/en
Publication of GB2236824A publication Critical patent/GB2236824A/en
Application granted granted Critical
Publication of GB2236824B publication Critical patent/GB2236824B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
GB9021603A 1989-10-11 1990-10-04 Tightening-loosening apparatus for flange bolts and nuts Expired - Fee Related GB2236824B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1264691A JP2851652B2 (en) 1989-10-11 1989-10-11 Flange bolt nut tightening device

Publications (3)

Publication Number Publication Date
GB9021603D0 true GB9021603D0 (en) 1990-11-21
GB2236824A GB2236824A (en) 1991-04-17
GB2236824B GB2236824B (en) 1992-12-09

Family

ID=17406856

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9021603A Expired - Fee Related GB2236824B (en) 1989-10-11 1990-10-04 Tightening-loosening apparatus for flange bolts and nuts

Country Status (2)

Country Link
JP (1) JP2851652B2 (en)
GB (1) GB2236824B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112743488A (en) * 2020-12-30 2021-05-04 中核武汉核电运行技术股份有限公司 Automatic dismounting method and device for end surface nut under circular flange of nuclear power plant

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4408873C2 (en) * 1994-03-16 1999-02-11 Westfalia Nukleartechnik Gmbh Screw tensioning device, in particular for screwed covers, especially in the case of reactor pressure vessels
JPH10249654A (en) * 1997-03-11 1998-09-22 Kuriharanto:Kk Uniformly tightening method and device of multiple bolts and nuts
NL1005891C2 (en) * 1997-04-24 1998-10-27 Allseas Group Sa Method and device for connecting pipe sections and bolt therefor under water.
DE10226961A1 (en) * 2002-06-17 2004-01-08 As Tech Industrie- Und Spannhydraulik Gmbh Hydraulic tensioning device and its use
EP2288476B1 (en) 2008-05-02 2016-04-27 Francis, Dale Improved torque wrench system having a multiple torque stations
JP5466275B1 (en) * 2012-09-25 2014-04-09 株式会社康和工業 Flange nut remover
PL3563390T3 (en) * 2016-12-30 2021-07-19 Nuscale Power, Llc Bolt installation and tensioning system
DE102019111185A1 (en) * 2019-04-30 2020-11-05 Frank Hohmann Clamping device for a screw connection

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8505825D0 (en) * 1985-03-06 1985-05-15 Bunyan T W Multi-stud tensioners

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112743488A (en) * 2020-12-30 2021-05-04 中核武汉核电运行技术股份有限公司 Automatic dismounting method and device for end surface nut under circular flange of nuclear power plant
CN112743488B (en) * 2020-12-30 2022-10-21 中核武汉核电运行技术股份有限公司 Automatic dismounting method and device for nut on lower end face of circular flange of nuclear power plant

Also Published As

Publication number Publication date
JPH03131434A (en) 1991-06-05
GB2236824A (en) 1991-04-17
JP2851652B2 (en) 1999-01-27
GB2236824B (en) 1992-12-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19961004