FR2392741B1 - - Google Patents

Info

Publication number
FR2392741B1
FR2392741B1 FR7715168A FR7715168A FR2392741B1 FR 2392741 B1 FR2392741 B1 FR 2392741B1 FR 7715168 A FR7715168 A FR 7715168A FR 7715168 A FR7715168 A FR 7715168A FR 2392741 B1 FR2392741 B1 FR 2392741B1
Authority
FR
France
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
FR7715168A
Other versions
FR2392741A1 (fr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2392741A1 publication Critical patent/FR2392741A1/fr
Application granted granted Critical
Publication of FR2392741B1 publication Critical patent/FR2392741B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/14—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
    • B21D5/143—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers making use of a mandrel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F37/00—Manufacture of rings from wire

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Rolling Contact Bearings (AREA)
  • Wire Processing (AREA)
FR7715168A 1976-05-11 1977-05-10 Procede et dispositif pour le cintrage de pieces annulaires realisees a partir d'un materiau en fil ou en bande Granted FR2392741A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762620768 DE2620768A1 (de) 1976-05-11 1976-05-11 Verfahren und vorrichtung zum biegen von runden teilen aus draht- oder bandmaterial

Publications (2)

Publication Number Publication Date
FR2392741A1 FR2392741A1 (fr) 1978-12-29
FR2392741B1 true FR2392741B1 (fr) 1983-08-19

Family

ID=5977628

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7715168A Granted FR2392741A1 (fr) 1976-05-11 1977-05-10 Procede et dispositif pour le cintrage de pieces annulaires realisees a partir d'un materiau en fil ou en bande

Country Status (5)

Country Link
US (1) US4132106A (fr)
JP (1) JPS587375B2 (fr)
DE (1) DE2620768A1 (fr)
FR (1) FR2392741A1 (fr)
IT (1) IT1082811B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4318289A (en) * 1978-03-10 1982-03-09 Eaton Leonard Corporation Pipe cutting method and apparatus
US4304114A (en) * 1978-04-19 1981-12-08 F. J. Littell Machine Company Process of rolling automobile rims
JPS5645239A (en) * 1979-09-22 1981-04-24 Taiho Kogyo Co Ltd Method and device of arc-shaped forming
US4454978A (en) * 1981-04-23 1984-06-19 Amca International Corporation Process for improved manufacture of shells for tunnel tubes
US4384467A (en) * 1981-06-29 1983-05-24 Raymond International Builders, Inc. Method of forming rings
JPS59173359U (ja) * 1983-05-06 1984-11-19 サンケン電気株式会社 膜回路装置
JPS60130884A (ja) * 1983-12-19 1985-07-12 中央銘板工業株式会社 印刷配線板のｖカツト加工の確認方法
EP2531312B1 (fr) * 2010-02-01 2014-04-02 The Timken Company Procédé de laminage et de courbure unifié pour cages de roulements à rouleaux

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE420013C (de) * 1923-07-25 1925-10-16 Hugo Junkers Dr Ing Vorrichtung zur Herstellung von Laengsnaht-Rohren
US1773566A (en) * 1927-09-08 1930-08-19 Boyle Mfg Company Inc Method of forming ringlike members
US1978685A (en) * 1930-06-16 1934-10-30 Clark Equipment Co Method of making rear axle housings
US3142887A (en) * 1960-09-14 1964-08-04 Star Kugelhalter Gmbh Dt Method of making a split annular tolerance ring
FR1470088A (fr) * 1967-04-21 1967-02-17 Torrington Mfg Co Procédé de fabrication de cages pour roulements
US3580030A (en) * 1968-11-15 1971-05-25 Solatron Enterprises Coil former
FR2097182A7 (en) * 1970-07-04 1972-03-03 Ferranti Albino Sheet metal cylinders - bending of long lengths

Also Published As

Publication number Publication date
US4132106A (en) 1979-01-02
FR2392741A1 (fr) 1978-12-29
DE2620768A1 (de) 1977-11-24
JPS587375B2 (ja) 1983-02-09
IT1082811B (it) 1985-05-21
JPS52136876A (en) 1977-11-15
DE2620768C2 (fr) 1987-07-02

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Legal Events

Date Code Title Description
ST Notification of lapse