FR2763523B1 - METHOD FOR MANUFACTURING A FLAT OR TRONCONIC ANNULAR PART, AND PART OBTAINED BY THIS PROCESS - Google Patents

METHOD FOR MANUFACTURING A FLAT OR TRONCONIC ANNULAR PART, AND PART OBTAINED BY THIS PROCESS

Info

Publication number: FR2763523B1
Authority: FR; France
Prior art keywords: tronconic; flat; manufacturing; annular part; annular
Prior art date: 1997-05-20
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 - Lifetime

Application number

FR9706125A

Other languages

French (fr)

Other versions

FR2763523A1 (en

Inventor

Louis Lucien Denis Dufresne

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.)

SOFEDIT

Original Assignee

SOFEDIT

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.)

1997-05-20

Filing date

1997-05-20

Publication date

1999-08-06

1997-05-20 Application filed by SOFEDIT filed Critical SOFEDIT

1997-05-20 Priority to FR9706125A priority Critical patent/FR2763523B1/en

1998-05-15 Priority to EP98401180A priority patent/EP0879661A1/en

1998-11-27 Publication of FR2763523A1 publication Critical patent/FR2763523A1/en

1999-08-06 Application granted granted Critical

1999-08-06 Publication of FR2763523B1 publication Critical patent/FR2763523B1/en

2017-05-20 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- B21D53/00—Making other particular articles
- B21D53/16—Making other particular articles rings, e.g. barrel hoops
- 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)
Forging (AREA)
Mechanical Operated Clutches (AREA)

FR9706125A 1997-05-20 1997-05-20 METHOD FOR MANUFACTURING A FLAT OR TRONCONIC ANNULAR PART, AND PART OBTAINED BY THIS PROCESS Expired - Lifetime FR2763523B1 (en)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
FR9706125A FR2763523B1 (en)	1997-05-20	1997-05-20	METHOD FOR MANUFACTURING A FLAT OR TRONCONIC ANNULAR PART, AND PART OBTAINED BY THIS PROCESS
EP98401180A EP0879661A1 (en)	1997-05-20	1998-05-15	Process of manufacture of a conical, annular workpiece and workpiece obtained by said process

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR9706125A FR2763523B1 (en)	1997-05-20	1997-05-20	METHOD FOR MANUFACTURING A FLAT OR TRONCONIC ANNULAR PART, AND PART OBTAINED BY THIS PROCESS

Publications (2)

Publication Number	Publication Date
FR2763523A1 FR2763523A1 (en)	1998-11-27
FR2763523B1 true FR2763523B1 (en)	1999-08-06

Family

ID=9507029

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR9706125A Expired - Lifetime FR2763523B1 (en)	1997-05-20	1997-05-20	METHOD FOR MANUFACTURING A FLAT OR TRONCONIC ANNULAR PART, AND PART OBTAINED BY THIS PROCESS

Country Status (2)

Country	Link
EP (1)	EP0879661A1 (en)
FR (1)	FR2763523B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2000074612A1 (en) *	1999-06-03	2000-12-14	Dj Orthopedics, Llc	D-rings for braces
DE102006014154A1 (en) *	2005-10-26	2007-05-03	Lütfrink, Jürgen, Dipl.-Ing.	Wire ring manufacturing process for locking rings for parts on shafts involves bending wire rod of defined length and with burr-free ends into required annular shape
DE102006003976A1 (en) *	2006-01-26	2007-08-09	Muhr Und Bender Kg	Jointed spring ring
DE102006013238A1 (en) *	2006-03-22	2007-09-27	Otto Bihler Handels-Beteiligungs-Gmbh	Method for producing a cone-shaped sleeve
CN114247834B (en) *	2021-12-10	2024-10-01	浙江万能弹簧机械有限公司	Equipment for manufacturing collar

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1952266A (en) *	1932-10-21	1934-03-27	Leland	Method of producing an end ring for alpha rotor
DE939746C (en) *	1952-06-05	1956-03-01	Heinrich Dipl-Ing Wuester	Process for the production of ring disks, in particular washers, from wire
JPS6174745A (en) *	1984-09-17	1986-04-17	Teikoku Piston Ring Co Ltd	Manufacture of piston ring made of steel
JPS62114740A (en) *	1985-11-13	1987-05-26	Honda Motor Co Ltd	Feeding device for ring member having cut and divided part
JPS63154238A (en) *	1986-12-15	1988-06-27	Yoshiki Asano	Metal ring for forming girder net and its manufacture
JPH02176225A (en) *	1988-12-28	1990-07-09	Aisin Seiki Co Ltd	Mechanism of producing friction torque
JPH08135706A (en) *	1994-11-14	1996-05-31	Moritetsuku Steel Kk	Vehicular wave spring and manufacture thereof

1997
- 1997-05-20 FR FR9706125A patent/FR2763523B1/en not_active Expired - Lifetime
1998
- 1998-05-15 EP EP98401180A patent/EP0879661A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
EP0879661A1 (en)	1998-11-25
FR2763523A1 (en)	1998-11-27

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