DE3476974D1 - Improved mandrel having an eddy current probe - Google Patents

Improved mandrel having an eddy current probe

Info

Publication number
DE3476974D1
DE3476974D1 DE8484115488T DE3476974T DE3476974D1 DE 3476974 D1 DE3476974 D1 DE 3476974D1 DE 8484115488 T DE8484115488 T DE 8484115488T DE 3476974 T DE3476974 T DE 3476974T DE 3476974 D1 DE3476974 D1 DE 3476974D1
Authority
DE
Germany
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.)
Expired
Application number
DE8484115488T
Other languages
German (de)
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 US06/567,107 external-priority patent/US4586249A/en
Priority claimed from US06/567,104 external-priority patent/US4649493A/en
Priority claimed from US06/567,102 external-priority patent/US4649492A/en
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of DE3476974D1 publication Critical patent/DE3476974D1/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
DE8484115488T 1983-12-30 1984-12-14 Improved mandrel having an eddy current probe Expired DE3476974D1 (en)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
DE3476974D1 true DE3476974D1 (en) 1989-04-13

Family

ID=27416010

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484115488T Expired DE3476974D1 (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

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4159564A (en) * 1978-04-14 1979-07-03 Westinghouse Electric Corp. Mandrel for hydraulically expanding a tube into engagement with a tubesheet
GB2069387B (en) * 1980-02-14 1983-11-16 Northern Eng Ind Apparatus for expanding tubular members
US4414739A (en) * 1980-12-19 1983-11-15 Haskel, Incorporated Apparatus for hydraulically forming joints between tubes and tube sheets
US4407150A (en) * 1981-06-08 1983-10-04 Haskel Engineering & Supply Company Apparatus for supplying and controlling hydraulic swaging pressure

Also Published As

Publication number Publication date
EP0148454A2 (en) 1985-07-17
EP0148454B1 (en) 1989-03-08
EP0148454A3 (en) 1985-11-06
ES539069A0 (en) 1986-12-16
ES8702186A1 (en) 1986-12-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee