DE69520039D1 - Hydraulischer Schraubenspanner - Google Patents

Hydraulischer Schraubenspanner

Info

Publication number
DE69520039D1
DE69520039D1 DE69520039T DE69520039T DE69520039D1 DE 69520039 D1 DE69520039 D1 DE 69520039D1 DE 69520039 T DE69520039 T DE 69520039T DE 69520039 T DE69520039 T DE 69520039T DE 69520039 D1 DE69520039 D1 DE 69520039D1
Authority
DE
Germany
Prior art keywords
chamber
piston
hydraulic fluid
bolt
hydraulic screw
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
DE69520039T
Other languages
English (en)
Other versions
DE69520039T2 (de
Inventor
John K Junkers
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE69520039D1 publication Critical patent/DE69520039D1/de
Publication of DE69520039T2 publication Critical patent/DE69520039T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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)
DE69520039T 1995-06-13 1995-11-10 Hydraulischer Schraubenspanner Expired - Lifetime DE69520039T2 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE69520039D1 true DE69520039D1 (de) 2001-03-08
DE69520039T2 DE69520039T2 (de) 2001-06-13

Family

ID=23945734

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69520039T Expired - Lifetime DE69520039T2 (de) 1995-06-13 1995-11-10 Hydraulischer Schraubenspanner

Country Status (15)

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

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPP890599A0 (en) 1999-02-26 1999-03-25 Bucknell, John Wentworth Tensioning hydraulic nuts
AU753866B2 (en) * 1999-02-26 2002-10-31 Curtiss-Wright Flow Control Corporation 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
US6840726B2 (en) 2002-12-16 2005-01-11 Siemens Westinghouse Power Corporation Tensioning apparatus and method
US7066699B2 (en) * 2002-12-16 2006-06-27 Siemens Westinghouse Power Corporation Tensioning apparatus and method
WO2004070216A1 (ja) * 2003-02-10 2004-08-19 Imai, Tooru 液体圧装置
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
EP1718890B1 (de) * 2004-02-25 2015-09-16 BUCKNELL, John Wentworth Dichtungen für hydraulische anordnungen
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
US20110192257A1 (en) * 2010-02-09 2011-08-11 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
WO1989002807A1 (en) * 1987-09-29 1989-04-06 John Wentworth Bucknell Force applicators
ES2098369T3 (es) * 1991-09-02 1997-05-01 Hydra Tight Ltd Mejoras relacionadas con dispositivos de fijacion.
US5398574A (en) 1992-12-23 1995-03-21 Unex Corporation Fluid operating tool

Also Published As

Publication number Publication date
TW287977B (en) 1996-10-11
KR970000460A (ko) 1997-01-21
UA45310C2 (uk) 2002-04-15
CN1137965A (zh) 1996-12-18
PT748671E (pt) 2001-06-29
ES2155501T3 (es) 2001-05-16
GR3035669T3 (en) 2001-06-29
DK0748671T3 (da) 2001-06-18
EP0748671B1 (de) 2001-01-31
RU2145682C1 (ru) 2000-02-20
EP0748671A1 (de) 1996-12-18
AU693358B2 (en) 1998-06-25
JPH091474A (ja) 1997-01-07
US5690458A (en) 1997-11-25
KR100241226B1 (ko) 2000-03-02
DE69520039T2 (de) 2001-06-13
ATE199000T1 (de) 2001-02-15
AU5592396A (en) 1997-01-02
JP3418046B2 (ja) 2003-06-16

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