CA983253A - Method and apparatus for cold forming elbows from tori - Google Patents

Method and apparatus for cold forming elbows from tori

Info

Publication number
CA983253A
CA983253A CA148,934A CA148934A CA983253A CA 983253 A CA983253 A CA 983253A CA 148934 A CA148934 A CA 148934A CA 983253 A CA983253 A CA 983253A
Authority
CA
Canada
Prior art keywords
tori
cold forming
forming elbows
elbows
cold
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
CA148,934A
Other versions
CA148934S (en
Inventor
Kenneth B. Garner
James R. Martin
Jack C. Smith
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.)
Combustion Engineering Inc
Original Assignee
Combustion Engineering Inc
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 Combustion Engineering Inc filed Critical Combustion Engineering Inc
Application granted granted Critical
Publication of CA983253A publication Critical patent/CA983253A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/286—Making tube fittings for connecting pipes, e.g. U-pieces starting from sheet material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • 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
    • B21D53/00—Making other particular articles
    • B21D53/16—Making other particular articles rings, e.g. barrel hoops
    • B21D53/18—Making other particular articles rings, e.g. barrel hoops of hollow or C-shaped cross-section, e.g. for curtains, for eyelets
CA148,934A 1971-12-29 1972-08-08 Method and apparatus for cold forming elbows from tori Expired CA983253A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21360771A 1971-12-29 1971-12-29

Publications (1)

Publication Number Publication Date
CA983253A true CA983253A (en) 1976-02-10

Family

ID=22795765

Family Applications (1)

Application Number Title Priority Date Filing Date
CA148,934A Expired CA983253A (en) 1971-12-29 1972-08-08 Method and apparatus for cold forming elbows from tori

Country Status (6)

Country Link
JP (1) JPS5131795B2 (en)
CA (1) CA983253A (en)
FR (1) FR2166158B1 (en)
GB (1) GB1389953A (en)
IT (1) IT972652B (en)
YU (1) YU35069B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5329869A (en) * 1976-08-31 1978-03-20 Meikoushiya Kk Production of mouth ring for carp pennant
JPS5647229A (en) * 1979-09-27 1981-04-28 Hirata Press Kogyo Kk Manufacture of yoke for use of electromagnetic clutch
FR2586597B1 (en) * 1985-08-30 1990-02-02 Wanner Isofi Isolation PROCESS FOR THE MANUFACTURE BY STAMPING OF RIGID METAL PARTS FOR CONSTITUTING COATINGS FROM PIPES, SHEATHES AND THE LIKE
US20090056223A1 (en) * 2007-09-04 2009-03-05 Patel Sunilkant A Quench ring rim and methods for fabricating

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE354466A (en) *
DE355286C (en) * 1922-06-24 Rheinische Schweisswerke Siegl Process for the production of pipe elbows
GB191516616A (en) * 1915-11-24 1916-11-09 Edward William Robinson Improvements in End Hoops for Barrels and in the Manufacture of the same.
US1690523A (en) * 1927-09-26 1928-11-06 William M Bell Method of forming closures
US2192471A (en) * 1937-06-17 1940-03-05 Earl J Harbison Method of making pipe fittings
US3137067A (en) * 1960-06-29 1964-06-16 Bruecker John Method of and apparatus for forming perforated shear plates for dry shavers of the rotary type
JPS5738263B2 (en) * 1973-05-15 1982-08-14

Also Published As

Publication number Publication date
JPS5131795B2 (en) 1976-09-08
YU326272A (en) 1980-03-15
JPS4873360A (en) 1973-10-03
GB1389953A (en) 1975-04-09
YU35069B (en) 1980-09-25
FR2166158A1 (en) 1973-08-10
FR2166158B1 (en) 1976-06-04
IT972652B (en) 1974-05-31

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