IT8021131A0 - Dispositivo di trazione a molle a foglia per barre di combustibile nucleare. - Google Patents

Dispositivo di trazione a molle a foglia per barre di combustibile nucleare.

Info

Publication number
IT8021131A0
IT8021131A0 IT8021131A IT2113180A IT8021131A0 IT 8021131 A0 IT8021131 A0 IT 8021131A0 IT 8021131 A IT8021131 A IT 8021131A IT 2113180 A IT2113180 A IT 2113180A IT 8021131 A0 IT8021131 A0 IT 8021131A0
Authority
IT
Italy
Prior art keywords
leaf spring
nuclear fuel
traction device
fuel rods
spring traction
Prior art date
Application number
IT8021131A
Other languages
English (en)
Other versions
IT1140817B (it
Inventor
James L Fogg
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IT8021131A0 publication Critical patent/IT8021131A0/it
Application granted granted Critical
Publication of IT1140817B publication Critical patent/IT1140817B/it

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
    • G21C19/02—Details of handling arrangements
    • G21C19/10—Lifting devices or pulling devices adapted for co-operation with fuel elements or with control elements
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors
    • 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
    • Y10S294/00—Handling: hand and hoist-line implements
    • Y10S294/906—Atomic fuel handler
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/53—Means to assemble or disassemble
    • Y10T29/53796—Puller or pusher means, contained force multiplying operator
    • Y10T29/5383—Puller or pusher means, contained force multiplying operator having fluid operator
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/53—Means to assemble or disassemble
    • Y10T29/53796—Puller or pusher means, contained force multiplying operator
    • Y10T29/53848—Puller or pusher means, contained force multiplying operator having screw operator
    • Y10T29/53857—Central screw, work-engagers around screw
    • Y10T29/53861—Work-engager arms along or parallel to screw
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/53—Means to assemble or disassemble
    • Y10T29/53796—Puller or pusher means, contained force multiplying operator
    • Y10T29/53848—Puller or pusher means, contained force multiplying operator having screw operator
    • Y10T29/53857—Central screw, work-engagers around screw
    • Y10T29/53878—Tubular or tube segment forms work-engager

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
IT21131/80A 1979-04-09 1980-04-02 Dispositivo di trazione a molle a foglia per barre di combustibile nucleare IT1140817B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/028,140 US4297776A (en) 1979-04-09 1979-04-09 Leaf spring puller for nuclear fuel rods

Publications (2)

Publication Number Publication Date
IT8021131A0 true IT8021131A0 (it) 1980-04-02
IT1140817B IT1140817B (it) 1986-10-10

Family

ID=21841804

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21131/80A IT1140817B (it) 1979-04-09 1980-04-02 Dispositivo di trazione a molle a foglia per barre di combustibile nucleare

Country Status (7)

Country Link
US (1) US4297776A (it)
EP (1) EP0017508B1 (it)
JP (1) JPS55140198A (it)
DE (1) DE3069921D1 (it)
ES (1) ES490357A0 (it)
IT (1) IT1140817B (it)
ZA (1) ZA80768B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59218996A (ja) * 1983-05-19 1984-12-10 株式会社テクノ大手 原子炉の破損燃料棒の交換方法およびその装置
US4625396A (en) * 1984-12-27 1986-12-02 Westinghouse Electric Corp. Pattern fuel assembly loading system
FR2579359B1 (fr) * 1985-03-21 1987-06-19 Cogema Framatome Uranium Pechi Procede et dispositif de cartographie d'assemblage de combustible nucleaire
FR2608085B1 (fr) * 1986-12-16 1991-05-24 Staubli Sa Ets Dispositif prehenseur d'outil pour tele-manipulateurs, robots industriels ou ensembles analogues
US4747997A (en) * 1987-03-30 1988-05-31 Westinghouse Electric Corp. Nuclear fuel rod loader for pulling fuel rods into a fuel assembly skeleton
US4834934A (en) * 1988-02-04 1989-05-30 Westinghouse Electric Corp. Thimble grip fuel assembly handling tool
US4966745A (en) * 1989-06-28 1990-10-30 Westinghouse Electric Company Fuel rod gripper end cap for minimizing impact with grid cell dimples
US5043134A (en) * 1989-06-28 1991-08-27 Westinghouse Electric Corp. Fuel rod gripper end cap for minimizing impact with grid cell dimples
JPH0438653U (it) * 1990-07-30 1992-03-31
EP0518497A1 (en) * 1991-05-17 1992-12-16 General Electric Company Partial length rod upper end plug and grapples therefor
JP3095502B2 (ja) * 1991-12-26 2000-10-03 三菱原子燃料株式会社 核燃料集合体組立装置
FR2690554B1 (fr) * 1992-04-28 1994-07-08 Fabrication Combustibles Ste Fra Dispositif et procede de montage de crayons dans un squelette d'assemblage combustible nucleaire.
US5251243A (en) * 1992-08-21 1993-10-05 Westinghouse Electric Corp. Automatic fuel assembly loader
FR2709202B1 (fr) * 1993-08-20 1995-11-10 Fbfc Installation de chargement d'assemblages combustibles.
US5825837A (en) * 1996-03-11 1998-10-20 General Electric Company Extraction tool for partial length fuel rods in nuclear fuel assemblies
US6320922B1 (en) * 1999-05-07 2001-11-20 General Electric Company Tool for retracting fuel rods from and inserting fuel rods into a nuclear fuel assembly and methods therefor
KR100391178B1 (ko) * 1999-12-29 2003-07-12 한국전력공사 핵 연료봉 인출 장치의 회전식 다기능 인출 헤드
US6895067B2 (en) * 2002-04-30 2005-05-17 Framatome Anp, Inc. Smooth collet for pulling fuel rods
US7039994B2 (en) * 2003-02-14 2006-05-09 Diamond Z Manufacturing Mill rod puller

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1141742A (en) * 1914-07-24 1915-06-01 Elmer Wiseman Tack-puller.
US1632720A (en) * 1925-12-19 1927-06-14 Harold B Worster Bushing tool
US1801984A (en) * 1929-09-26 1931-04-21 Herbert E Schafer Fishing tool
CH286952A (fr) * 1950-07-18 1952-11-15 S A Cominco Tendeur pour un fil métallique.
US2924483A (en) * 1957-03-19 1960-02-09 Leonard J Koch Fuel handling mechanism
FR1190100A (fr) * 1957-12-05 1959-10-09 Commissariat Energie Atomique Pince de manutention à accrochage et à verrouillages automatiques
DE1078959B (de) * 1958-04-24 1960-03-31 Johann Mueller Geraet zum Abziehen einer in einem Getriebegehaeuse befindlichen Getriebewelle von mindestens einem Zahnrad
GB967203A (en) * 1962-06-07 1964-08-19 Atomic Energy Authority Uk Improvements in or relating to grabs,primarily grabs for nuclear reactor fuel elements
FR1363432A (fr) 1963-05-03 1964-06-12 Commissariat Energie Atomique Pince mécanique de manipulation
US3266835A (en) * 1963-12-18 1966-08-16 Boyles Bros Drilling Company L Core barrel latch and by-pass assembly
US3604746A (en) * 1968-11-20 1971-09-14 Combustion Eng Nuclear reactor control element gripper and drive apparatus
US3904048A (en) * 1968-12-02 1975-09-09 Asea Ab Device for refueling a nuclear reactor having a core comprising a plurality of fuel assemblies
US3857599A (en) * 1972-12-01 1974-12-31 Combustion Eng Gripper device
US3905634A (en) * 1974-06-04 1975-09-16 Us Energy Quick release latch for reactor scram
US4059883A (en) * 1976-02-25 1977-11-29 Milton English Apparatus for removing an ignition key cylinder

Also Published As

Publication number Publication date
EP0017508B1 (en) 1985-01-09
DE3069921D1 (en) 1985-02-21
IT1140817B (it) 1986-10-10
ES8207653A1 (es) 1982-09-16
ZA80768B (en) 1981-05-27
ES490357A0 (es) 1982-09-16
US4297776A (en) 1981-11-03
EP0017508A1 (en) 1980-10-15
JPS6239716B2 (it) 1987-08-25
JPS55140198A (en) 1980-11-01

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940428