GR3035669T3 - Hydraulic bolt tensioner - Google Patents

Hydraulic bolt tensioner

Info

Publication number
GR3035669T3
GR3035669T3 GR20010400519T GR20010400519T GR3035669T3 GR 3035669 T3 GR3035669 T3 GR 3035669T3 GR 20010400519 T GR20010400519 T GR 20010400519T GR 20010400519 T GR20010400519 T GR 20010400519T GR 3035669 T3 GR3035669 T3 GR 3035669T3
Authority
GR
Greece
Prior art keywords
chamber
piston
hydraulic fluid
bolt tensioner
bolt
Prior art date
Application number
GR20010400519T
Other languages
English (en)
Inventor
John K Junkers
Original Assignee
John K Junkers
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 John K Junkers filed Critical John K Junkers
Publication of GR3035669T3 publication Critical patent/GR3035669T3/el

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)
GR20010400519T 1995-06-13 2001-03-30 Hydraulic bolt tensioner GR3035669T3 (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
GR3035669T3 true GR3035669T3 (en) 2001-06-29

Family

ID=23945734

Family Applications (1)

Application Number Title Priority Date Filing Date
GR20010400519T GR3035669T3 (en) 1995-06-13 2001-03-30 Hydraulic bolt tensioner

Country Status (15)

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

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
TW287977B (en) 1996-10-11
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

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Legal Events

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