EP0148454A3 - Improved mandrel having an eddy current probe - Google Patents

Improved mandrel having an eddy current probe Download PDF

Info

Publication number
EP0148454A3
EP0148454A3 EP84115488A EP84115488A EP0148454A3 EP 0148454 A3 EP0148454 A3 EP 0148454A3 EP 84115488 A EP84115488 A EP 84115488A EP 84115488 A EP84115488 A EP 84115488A EP 0148454 A3 EP0148454 A3 EP 0148454A3
Authority
EP
European Patent Office
Prior art keywords
eddy current
current probe
improved mandrel
mandrel
improved
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.)
Granted
Application number
EP84115488A
Other versions
EP0148454A2 (en
EP0148454B1 (en
Inventor
Susanta Sinha
Philip Stoel Brown
Douglas Gray Harman
Harold Thomas Keller
David Francis Olechovsky
Wenche W. Cheng
Raymond Paul Castner
Annette Marie Costlow
David Andrew Chizmar
Frank William Cooper
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.)
CBS Corp
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
Priority claimed from US06/567,104 external-priority patent/US4649493A/en
Priority claimed from US06/567,107 external-priority patent/US4586249A/en
Priority claimed from US06/567,102 external-priority patent/US4649492A/en
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of EP0148454A2 publication Critical patent/EP0148454A2/en
Publication of EP0148454A3 publication Critical patent/EP0148454A3/en
Application granted granted Critical
Publication of EP0148454B1 publication Critical patent/EP0148454B1/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/10—Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars
    • C21D7/12—Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars by expanding tubular bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/08—Tube expanders
    • B21D39/20—Tube expanders with mandrels, e.g. expandable
    • B21D39/203—Tube expanders with mandrels, e.g. expandable expandable by fluid or elastic material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
EP19840115488 1983-12-30 1984-12-14 Improved mandrel having an eddy current probe Expired EP0148454B1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US567107 1983-12-30
US06/567,104 US4649493A (en) 1983-12-30 1983-12-30 Tube expansion apparatus
US06/567,107 US4586249A (en) 1983-12-30 1983-12-30 Mandrel having an eddy current probe
US567104 1983-12-30
US567102 1983-12-30
US06/567,102 US4649492A (en) 1983-12-30 1983-12-30 Tube expansion process

Publications (3)

Publication Number Publication Date
EP0148454A2 EP0148454A2 (en) 1985-07-17
EP0148454A3 true EP0148454A3 (en) 1985-11-06
EP0148454B1 EP0148454B1 (en) 1989-03-08

Family

ID=27416010

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19840115488 Expired EP0148454B1 (en) 1983-12-30 1984-12-14 Improved mandrel having an eddy current probe

Country Status (3)

Country Link
EP (1) EP0148454B1 (en)
DE (1) DE3476974D1 (en)
ES (1) ES8702186A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2666408A1 (en) * 1990-09-05 1992-03-06 Framatome Sa Device for expanding a tubular member
KR101223090B1 (en) * 2012-10-05 2013-01-17 극동일렉콤주식회사 Multi cable transit for electromagnetic interference shielding end packing

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004864A1 (en) * 1978-04-14 1979-10-31 Westinghouse Electric Corporation Mandrel for hydraulically expanding a tube into engagement with a tubesheet
GB2069387A (en) * 1980-02-14 1981-08-26 Northern Eng Ind Apparatus for Expanding Tubular Members
EP0055101A2 (en) * 1980-12-19 1982-06-30 Haskel, Inc. Apparatus and method for hydraulically forming joins between tubes and tube sheets
EP0066871A1 (en) * 1981-06-08 1982-12-15 Haskel, Inc. A supply and control apparatus and method for a joint-forming machine and a joint-forming machine embodying same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004864A1 (en) * 1978-04-14 1979-10-31 Westinghouse Electric Corporation Mandrel for hydraulically expanding a tube into engagement with a tubesheet
GB2069387A (en) * 1980-02-14 1981-08-26 Northern Eng Ind Apparatus for Expanding Tubular Members
EP0055101A2 (en) * 1980-12-19 1982-06-30 Haskel, Inc. Apparatus and method for hydraulically forming joins between tubes and tube sheets
EP0066871A1 (en) * 1981-06-08 1982-12-15 Haskel, Inc. A supply and control apparatus and method for a joint-forming machine and a joint-forming machine embodying same

Also Published As

Publication number Publication date
EP0148454A2 (en) 1985-07-17
ES8702186A1 (en) 1986-12-16
DE3476974D1 (en) 1989-04-13
ES539069A0 (en) 1986-12-16
EP0148454B1 (en) 1989-03-08

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