JPS49125921A - - Google Patents

Info

Publication number
JPS49125921A
JPS49125921A JP49027654A JP2765474A JPS49125921A JP S49125921 A JPS49125921 A JP S49125921A JP 49027654 A JP49027654 A JP 49027654A JP 2765474 A JP2765474 A JP 2765474A JP S49125921 A JPS49125921 A JP S49125921A
Authority
JP
Japan
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.)
Pending
Application number
JP49027654A
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 filed Critical
Publication of JPS49125921A publication Critical patent/JPS49125921A/ja
Pending 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)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
JP49027654A 1973-03-12 1974-03-09 Pending JPS49125921A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00340338A US3844533A (en) 1973-03-12 1973-03-12 Automatic stud tensioner

Publications (1)

Publication Number Publication Date
JPS49125921A true JPS49125921A (ja) 1974-12-03

Family

ID=23332918

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49027654A Pending JPS49125921A (ja) 1973-03-12 1974-03-09

Country Status (5)

Country Link
US (1) US3844533A (ja)
JP (1) JPS49125921A (ja)
DE (1) DE2411204A1 (ja)
FR (1) FR2328361A7 (ja)
IT (1) IT1009226B (ja)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE375832B (ja) * 1973-12-14 1975-04-28 Motala Verkstad Ab
US3995828A (en) * 1975-09-16 1976-12-07 Biach Industries, Inc. Bolt tensioning apparatus
DE2638688C2 (de) * 1976-08-26 1978-07-20 Kraftwerk Union Ag, 4330 Muelheim Vorrichtung zum Auffädeln und gleichzeitigen Drehen der Muttern mehrerer Schraubenbolzen
DE2718602A1 (de) * 1977-04-22 1978-10-26 Kraftwerk Union Ag Vorrichtung zum spannen mehrerer schraubenbolzen
US4223575A (en) * 1977-11-21 1980-09-23 Westinghouse Electric Corp. Reactor vessel stud turnout tool
DE2965384D1 (en) * 1978-10-03 1983-06-16 Pilgrim Eng Dev Stud manipulating device
US4315446A (en) * 1979-04-30 1982-02-16 Orban Joseph N Stud tensioning device
US4438901A (en) * 1982-01-25 1984-03-27 Gripper, Inc. Apparatus for tensioning a stud and method of doing same
US4708036A (en) * 1984-02-07 1987-11-24 Haskel, Inc. Stud tensioning apparatus
EP0224622A3 (en) * 1985-11-20 1987-11-11 Haskel, Inc. Apparatus for tensioning a threaded stud or like member
CS256631B1 (en) * 1986-04-22 1988-04-15 Petr Nemec Control mechanism for tensioning unit
US4844418A (en) * 1987-03-02 1989-07-04 Westinghouse Electric Corp. Short stud tensioning apparatus
FR2667912B1 (fr) * 1990-10-16 1993-07-23 Framatome Sa Dispositif de positionnement optimal d'un prolongateur sur un element de liaison filete.
DE4313778A1 (de) * 1993-04-27 1994-11-03 Westfalia Becorit Ind Tech Schraubenspannvorrichtung
DE4408873C2 (de) * 1994-03-16 1999-02-11 Westfalia Nukleartechnik Gmbh Schraubenspannvorrichtung, insbesondere für Deckelverschraubungen, wie vor allem bei Reaktordruckbehältern
US5589640A (en) * 1996-04-03 1996-12-31 Butler; Patrick J. Method for detecting changes in preload on a tie rod installed as part of a core shroud repair in a boiling water reactor
US6077008A (en) * 1996-04-16 2000-06-20 Ovaka Couplings Ab Safety device for preloaded bolts
US10046426B2 (en) * 2016-01-06 2018-08-14 General Electric Company Hydraulic ram bolt tensioning device
US10800020B2 (en) * 2016-05-19 2020-10-13 Enerpac Tool Group Corp. Tensioning device and method for tensioning a workpiece

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3008362A (en) * 1959-03-20 1961-11-14 Babcock & Wilcox Co Power operated stud tensioners
US3128990A (en) * 1961-05-08 1964-04-14 Diamond Power Speciality Self-aligning connector for stud tensioners
US3230799A (en) * 1963-10-23 1966-01-25 Diamond Power Speciality Stud tensioner

Also Published As

Publication number Publication date
FR2328361A7 (fr) 1977-05-13
US3844533A (en) 1974-10-29
IT1009226B (it) 1976-12-10
DE2411204A1 (de) 1974-09-19

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