TW287977B - Hydraulic bolt tensioner - Google Patents

Hydraulic bolt tensioner

Info

Publication number
TW287977B
TW287977B TW084112305A TW84112305A TW287977B TW 287977 B TW287977 B TW 287977B TW 084112305 A TW084112305 A TW 084112305A TW 84112305 A TW84112305 A TW 84112305A TW 287977 B TW287977 B TW 287977B
Authority
TW
Taiwan
Prior art keywords
chamber
piston
hydraulic fluid
bolt
bolt tensioner
Prior art date
Application number
TW084112305A
Other languages
English (en)
Inventor
K Junkers John
Original Assignee
K Junkers John
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 K Junkers John filed Critical K Junkers John
Application granted granted Critical
Publication of TW287977B publication Critical patent/TW287977B/zh

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
    • B25B25/00—Implements for fastening, connecting or tensioning of wire or strip
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S411/00—Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
    • Y10S411/917—Nut having tension feature

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
  • Lubricants (AREA)
  • Forklifts And Lifting Vehicles (AREA)
TW084112305A 1995-06-13 1995-11-20 Hydraulic bolt tensioner TW287977B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48989695A 1995-06-13 1995-06-13

Publications (1)

Publication Number Publication Date
TW287977B true TW287977B (en) 1996-10-11

Family

ID=23945734

Family Applications (1)

Application Number Title Priority Date Filing Date
TW084112305A TW287977B (en) 1995-06-13 1995-11-20 Hydraulic bolt tensioner

Country Status (15)

Country Link
US (1) US5690458A (zh)
EP (1) EP0748671B1 (zh)
JP (1) JP3418046B2 (zh)
KR (1) KR100241226B1 (zh)
CN (1) CN1137965A (zh)
AT (1) ATE199000T1 (zh)
AU (1) AU693358B2 (zh)
DE (1) DE69520039T2 (zh)
DK (1) DK0748671T3 (zh)
ES (1) ES2155501T3 (zh)
GR (1) GR3035669T3 (zh)
PT (1) PT748671E (zh)
RU (1) RU2145682C1 (zh)
TW (1) TW287977B (zh)
UA (1) UA45310C2 (zh)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU753866B2 (en) * 1999-02-26 2002-10-31 Curtiss-Wright Flow Control Corporation Tensioning hydraulic nuts
AUPP890599A0 (en) * 1999-02-26 1999-03-25 Bucknell, John Wentworth Tensioning hydraulic nuts
US6305720B1 (en) 1999-03-18 2001-10-23 Big Inch Marine Systems Remote articulated connector
US6685406B2 (en) * 2001-10-30 2004-02-03 Riverhawk Company Perforated nut tensioning system
US7066699B2 (en) * 2002-12-16 2006-06-27 Siemens Westinghouse Power Corporation Tensioning apparatus and method
US6840726B2 (en) 2002-12-16 2005-01-11 Siemens Westinghouse Power Corporation Tensioning apparatus and method
EP1593863B1 (en) * 2003-02-10 2010-09-29 Atsushi Imai Liquid pressure device
DE10312412B3 (de) * 2003-03-20 2004-08-05 Man B&W Diesel A/S Vorrichtung zum Dehnen eines Zugankers
DE10339201B4 (de) * 2003-08-22 2005-07-21 Hohmann, Jörg Doppelmutter zum kontrollierten Spannen eines Bauteils mittels Schraubenverbindung
CA2457968A1 (en) * 2004-02-19 2005-08-19 Intregra Technologies Limited Hydraulic nut assembly
AU2005214453B2 (en) * 2004-02-25 2009-07-16 John Wentworth Bucknell Seals for hydraulic assemblies
US7722302B2 (en) * 2006-01-13 2010-05-25 Oceaneering International, Inc. Self locking tensioner
CA2632965C (en) * 2008-05-30 2015-11-17 Integra Technologies Ltd. Foundation bolt tensioner
GB2474887B (en) * 2009-10-30 2013-12-04 Stats Uk Ltd Device and method for pre-tensioning a coupling
WO2011100259A1 (en) * 2010-02-09 2011-08-18 Titan Technologies International, Inc. Hydraulic bolt tensioner and nut
GB2556099A (en) * 2016-11-21 2018-05-23 Caterpillar Energy Solutions Gmbh Screw tensioning device
DK3728876T3 (da) * 2017-12-20 2023-06-12 Superbolt Inc Fler kammer hydrauliske multijack bolt strammere
GB2580111B (en) * 2018-12-21 2021-04-28 Caterpillar Energy Solutions Gmbh Device for tensioning a connecting element

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2571265A (en) * 1945-06-13 1951-10-16 Leufven Axel Gustav Edvard Hydraulic tensioning nut
DE1300472B (de) * 1966-03-18 1969-07-31 Licentia Gmbh Hydraulikeinrichtung zum Vorspannen und Loesen einer Schraubenverbindung
US3424080A (en) * 1967-08-23 1969-01-28 Lambros A Pappas Hydraulic tie rod nut
DE2238974C3 (de) * 1972-08-08 1975-07-10 Maschinen- Und Werkzeugbau Gmbh, 4600 Dortmund Spannvorrichtung fur Schrauben
US3962950A (en) * 1974-01-25 1976-06-15 Eric Rummelhoff Bolt pretensioning device
FR2308758A1 (fr) * 1975-04-24 1976-11-19 Messier Hispano Sa Tirant amovible pour fixation rapide, susceptible d'etre precontraint, et dispositifs de commande et de precontrainte associes
US4182215A (en) * 1978-05-30 1980-01-08 Terra Tek, Inc. Failsafe hydraulic prestressing nut
ATE108360T1 (de) * 1987-09-29 1994-07-15 John Wentworth Bucknell Krafterzeuger.
DE69123856T2 (de) * 1991-09-02 1997-05-15 Hydra Tight Ltd Befestigungselemente
US5398574A (en) 1992-12-23 1995-03-21 Unex Corporation Fluid operating tool

Also Published As

Publication number Publication date
AU5592396A (en) 1997-01-02
UA45310C2 (uk) 2002-04-15
ATE199000T1 (de) 2001-02-15
JPH091474A (ja) 1997-01-07
DE69520039D1 (de) 2001-03-08
EP0748671A1 (en) 1996-12-18
JP3418046B2 (ja) 2003-06-16
DE69520039T2 (de) 2001-06-13
AU693358B2 (en) 1998-06-25
CN1137965A (zh) 1996-12-18
US5690458A (en) 1997-11-25
EP0748671B1 (en) 2001-01-31
KR100241226B1 (ko) 2000-03-02
KR970000460A (ko) 1997-01-21
RU2145682C1 (ru) 2000-02-20
DK0748671T3 (da) 2001-06-18
PT748671E (pt) 2001-06-29
ES2155501T3 (es) 2001-05-16
GR3035669T3 (en) 2001-06-29

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Legal Events

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MK4A Expiration of patent term of an invention patent