EP0257182A3 - Pipe-bending machine - Google Patents

Pipe-bending machine Download PDF

Info

Publication number: EP0257182A3
Authority: EP; European Patent Office
Prior art keywords: pipe; bending machine; bending; machine
Prior art date: 1986-08-13
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

EP87104357A

Other languages

German (de)

Other versions

EP0257182A2 (en

EP0257182B1 (en

Inventor

Rigobert Dipl.-Ing. Schwarze

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.)

1986-08-13

Filing date

1987-03-24

Publication date

1988-05-11

1987-03-24 Application filed by Individual filed Critical Individual

1988-03-02 Publication of EP0257182A2 publication Critical patent/EP0257182A2/en

1988-05-11 Publication of EP0257182A3 publication Critical patent/EP0257182A3/en

1991-07-24 Application granted granted Critical

1991-07-24 Publication of EP0257182B1 publication Critical patent/EP0257182B1/en

2007-03-24 Anticipated expiration legal-status Critical

Status Expired - Lifetime 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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/021—Construction of forming members having more than one groove
- 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
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/05—Bending tubes using mandrels or the like co-operating with forming members
- B21D9/07—Bending tubes using mandrels or the like co-operating with forming members with one or more swinging forming members engaging tube ends only

EP87104357A 1986-08-13 1987-03-24 Pipe-bending machine Expired - Lifetime EP0257182B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3627502		1986-08-13
DE3627502A DE3627502C2 (en)	1986-08-13	1986-08-13	Pipe bending machine

Publications (3)

Publication Number	Publication Date
EP0257182A2 EP0257182A2 (en)	1988-03-02
EP0257182A3 true EP0257182A3 (en)	1988-05-11
EP0257182B1 EP0257182B1 (en)	1991-07-24

Family

ID=6307327

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP87104357A Expired - Lifetime EP0257182B1 (en)	1986-08-13	1987-03-24	Pipe-bending machine

Country Status (4)

Country	Link
US (1)	US4788845A (en)
EP (1)	EP0257182B1 (en)
CA (1)	CA1297392C (en)
DE (2)	DE3627502C2 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4870849A (en) *	1987-09-25	1989-10-03	Eaton Leonard Technologies, Inc.	Method for tube bending with controlled clamp die arrangement
CH683598A5 (en) *	1990-03-13	1994-04-15	Mewag Maschinenfabrik Ag	Tube bending machine.
DE4124715C2 (en) *	1990-07-26	1994-11-24	Usui Kokusai Sangyo Kk	Device for multiple bending of a metal pipe
US5617753A (en) *	1995-10-06	1997-04-08	Pines Manufacturing	Low force auto-open tooling for tube bending machine
FR2746682B1 (en) *	1996-03-27	1998-05-22	Sipelec	METAL WIRE ARCHING MACHINE
EP0990471A1 (en) *	1998-09-30	2000-04-05	FABBRICA MACCHINE CURVATUBI CRIPPA AGOSTINO S.p.A.	Bending machine
CN101722218B (en) *	2009-10-22	2011-06-15	张家港市杰创机械有限公司	Forming device in pipe bender
SE534834C2 (en) *	2010-05-17	2012-01-17	Bengt Forsberg	Holding device for holding a thread blank
CN110560524A (en) *	2019-09-27	2019-12-13	常州至能自动化设备有限公司	Multi-radius pipe bender
CN112496107B (en) *	2020-11-28	2022-03-22	青岛船用锅炉厂有限公司	Boiler coiled pipe bending forming processing system
CN112975421B (en) *	2021-02-18	2022-06-14	湖北皓润新材料科技有限公司	Copper pipe forming equipment

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3261193A (en) *	1963-09-10	1966-07-19	Hilgers Masch & App Bauanstalt	Bending machine
DE2101162A1 (en) *	1971-01-12	1972-07-20	J. Banning Ag, 4700 Hamm	Tube bending machine
DE2249115A1 (en) *	1972-10-06	1974-04-11	Banning Ag J	HYDRAULICALLY OPERATED LINEAR DRIVE ON TUBE BENDING MACHINES
DE2910174A1 (en) *	1979-03-15	1980-09-25	Benteler Werke Ag	Pipe bending and forming machine - bends pipes to different radii and has three forming rollers mounted on common shaft
FR2530980A1 (en) *	1982-08-02	1984-02-03	Eaton Leonard Corp	BENDER WITH MULTIPLE CURVES

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1417294A (en) *	1920-08-12	1922-05-23	Hercules Mfg Company	Gripping device
US3299681A (en) *	1960-03-22	1967-01-24	Baldwin Lima Hamilton Corp	Program controlled tube bender
DE1552984C3 (en) *	1966-07-13	1975-01-09	H. Schwarze Soehne, Gebr. Schwarze, Peter Wirtz Kg, 5000 Koeln	Tube bending machine with a bending table that can be swiveled on a vertical axis
DE1962590A1 (en) *	1969-12-13	1971-06-24	Hilgers Maschinen U App Bauans	Tube bending machine
US4063441A (en) *	1975-09-19	1977-12-20	Eaton-Leonard Corporation	Apparatus for bending tubes
DE2746721C3 (en) *	1977-10-18	1981-03-19	Schwarze, Rigobert, Dipl.-Ing., 5000 Köln	Tube bending machine
DE3240799A1 (en) *	1982-11-04	1984-05-17	Rigobert Dipl.-Ing. 5000 Köln Schwarze	PIPE BENDING MACHINE

1986
- 1986-08-13 DE DE3627502A patent/DE3627502C2/en not_active Expired - Lifetime
1987
- 1987-03-24 EP EP87104357A patent/EP0257182B1/en not_active Expired - Lifetime
- 1987-03-24 DE DE8787104357T patent/DE3771608D1/en not_active Expired - Fee Related
- 1987-07-13 CA CA000541861A patent/CA1297392C/en not_active Expired - Lifetime
- 1987-07-15 US US07/073,961 patent/US4788845A/en not_active Expired - Lifetime

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3261193A (en) *	1963-09-10	1966-07-19	Hilgers Masch & App Bauanstalt	Bending machine
DE2101162A1 (en) *	1971-01-12	1972-07-20	J. Banning Ag, 4700 Hamm	Tube bending machine
DE2249115A1 (en) *	1972-10-06	1974-04-11	Banning Ag J	HYDRAULICALLY OPERATED LINEAR DRIVE ON TUBE BENDING MACHINES
DE2910174A1 (en) *	1979-03-15	1980-09-25	Benteler Werke Ag	Pipe bending and forming machine - bends pipes to different radii and has three forming rollers mounted on common shaft
FR2530980A1 (en) *	1982-08-02	1984-02-03	Eaton Leonard Corp	BENDER WITH MULTIPLE CURVES

Also Published As

Publication number	Publication date
US4788845A (en)	1988-12-06
EP0257182A2 (en)	1988-03-02
EP0257182B1 (en)	1991-07-24
DE3627502A1 (en)	1988-02-18
CA1297392C (en)	1992-03-17
DE3771608D1 (en)	1991-08-29
DE3627502C2 (en)	1995-06-14

Legal Events

Date	Code	Title	Description
1988-01-16	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1988-03-02	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE FR GB IT SE
1988-03-22	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1988-05-11	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR GB IT SE
1988-12-21	17P	Request for examination filed	Effective date: 19881022
1989-11-23	17Q	First examination report despatched	Effective date: 19891009
1991-06-07	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1991-06-07	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE PATENT HAS BEEN GRANTED
1991-07-24	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FR GB IT SE
1991-07-26	ITF	It: translation for a ep patent filed	Owner name: ING. A. GIAMBROCONO & C. S.R.L.
1991-08-21	GBT	Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
1991-08-23	ET	Fr: translation filed
1991-08-29	REF	Corresponds to:	Ref document number: 3771608 Country of ref document: DE Date of ref document: 19910829
1995-01-31	EAL	Se: european patent in force in sweden	Ref document number: 87104357.6
2002-01-01	REG	Reference to a national code	Ref country code: GB Ref legal event code: IF02
2005-03-14	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 20050314 Year of fee payment: 19
2005-03-18	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20050318 Year of fee payment: 19
2005-03-23	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: SE Payment date: 20050323 Year of fee payment: 19
2005-04-25	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 20050425 Year of fee payment: 19
2006-03-24	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20060324
2006-03-25	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: SE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20060325
2006-03-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: IT Payment date: 20060331 Year of fee payment: 20
2006-10-03	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20061003
2006-11-21	EUG	Se: european patent has lapsed
2006-11-29	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 20060324
2007-01-26	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST Effective date: 20061130
2008-01-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20060331

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GB8714401D0 (en)	1987-07-22	Multistep bending machine
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