EP0446819A3 - Tube bending machine - Google Patents

Tube bending machine Download PDF

Info

Publication number: EP0446819A3
Authority: EP; European Patent Office
Prior art keywords: bending machine; tube bending; tube; machine; bending
Prior art date: 1990-03-13
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

EP19910103632

Other languages

German (de)

Other versions

EP0446819A2 (en

EP0446819B1 (en

Inventor

Hans Morgenthaler

Urs Kuehni

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.)

Mewag Maschinenfabrik AG

Original Assignee

Mewag Maschinenfabrik AG

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.)

1990-03-13

Filing date

1991-03-09

Publication date

1991-11-06

1991-03-09 Application filed by Mewag Maschinenfabrik AG filed Critical Mewag Maschinenfabrik AG

1991-09-18 Publication of EP0446819A2 publication Critical patent/EP0446819A2/en

1991-11-06 Publication of EP0446819A3 publication Critical patent/EP0446819A3/en

1994-05-18 Application granted granted Critical

1994-05-18 Publication of EP0446819B1 publication Critical patent/EP0446819B1/en

2011-03-09 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
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member

EP19910103632 1990-03-13 1991-03-09 Tube bending machine Expired - Lifetime EP0446819B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CH79790A CH683598A5 (en)	1990-03-13	1990-03-13	Tube bending machine.
CH797/90		1990-03-13

Publications (3)

Publication Number	Publication Date
EP0446819A2 EP0446819A2 (en)	1991-09-18
EP0446819A3 true EP0446819A3 (en)	1991-11-06
EP0446819B1 EP0446819B1 (en)	1994-05-18

Family

ID=4195410

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19910103632 Expired - Lifetime EP0446819B1 (en)	1990-03-13	1991-03-09	Tube bending machine

Country Status (3)

Country	Link
EP (1)	EP0446819B1 (en)
CH (1)	CH683598A5 (en)
DE (1)	DE4010445C2 (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1251934B (en) *	1991-10-16	1995-05-27	Macchine Curvatubi Crippa Agos	MULTIPURPOSE PIPE BENDING MACHINE
KR0182069B1 (en) *	1995-06-22	1999-04-01	송병준	Bent-up system of cutting blade
IT1290141B1 (en) *	1997-03-21	1998-10-19	Blm Spa	MACHINE TO CURVE FILIFORM MATERIALS SUCH AS BAR TUBES OR PROFILES
DE19830962B4 (en) *	1998-07-10	2005-07-21	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	Apparatus and method for bending rod-like workpieces
DE50100461D1 (en) *	2001-01-30	2003-09-11	Blm Spa	Machine for bending strand-like material, such as pipes, bars, profiles or metal wire
EP1350577A1 (en)	2002-04-03	2003-10-08	Trumpf Pulzer GmbH + Co. KG	Machine for bending bar or rod like workpieces, in particular tubes
EP1350578B1 (en) *	2002-04-03	2007-04-25	Trumpf Werkzeugmaschinen GmbH + Co. KG	Machine for bending bar and/or rod-like workpieces, in particular tubes
ES2303540T3 (en) *	2002-07-13	2008-08-16	Trumpf Werkzeugmaschinen Gmbh + Co. Kg	MACHINE OF DOUBLE TUBES WITH TOOL OF DOUBLE AND DEVICE OF REVERSE OF MANDRIL.
EP1380363B1 (en) *	2002-07-13	2007-01-24	Trumpf Werkzeugmaschinen GmbH + Co. KG	Bending machine
EP1396294A1 (en) *	2002-09-05	2004-03-10	Trumpf Rohrtechnik GmbH + Co. KG	Bending machine with bending tools at opposite sides of a tool carrier
DE50205694D1 (en) *	2002-10-02	2006-04-13	Trumpf Rohrtechnik Gmbh & Co K	Bending machine with rotating tool unit
JP4591908B2 (en) *	2003-12-15	2010-12-01	臼井国際産業株式会社	Pipe bending machine
DE102009038384A1 (en) *	2009-08-24	2011-03-03	Tracto-Technik Gmbh & Co. Kg	Device for bending elongate workpieces
CH701801A2 (en) *	2009-09-09	2011-03-15	Mewag Maschinenfabrik Ag	Bending machine for bending elongated workpieces, in particular pipes or profiles.
CN101862796B (en) *	2010-05-24	2011-12-14	张家港市明华机械制造有限公司	Installation structure of feeding trolley on pipe bending machine
CN103464549A (en) *	2013-09-12	2013-12-25	昆山市巴城镇顺拓工程机械配件厂	Pipe bending device for metal pipe
CN103464547A (en) *	2013-09-25	2013-12-25	张家港市华舜机械制造有限公司	Upper and lower die changing device for pipe bending machine
CN103537586A (en) *	2013-11-01	2014-01-29	浙江杰特机电科技有限公司	9-shaped bending device for Christmas trees
DE102016101908B4 (en) *	2016-02-03	2017-11-02	Dengler Tubetec Gmbh	Apparatus and method for bending pipes
DE102017009493B4 (en)	2016-10-25	2023-02-02	Tracto-Technik Gmbh & Co. Kg	System for producing a bending head for a device for bending an elongate body, method for producing a bending head for a device for bending an elongate body, device for bending an elongate body and use of the device for bending an elongate body
CN108225937B (en) *	2018-01-30	2023-09-22	北方工业大学	Bending test method and device for high-strength steel sheet
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
CN114570807B (en) *	2022-01-25	2023-04-07	南京航空航天大学	Six-axis bending device and method based on mandrel rotation
CN117299901B (en) *	2023-11-28	2024-02-13	山东宏力异型钢管有限公司	Automatic push bending forming machine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3017917A (en) *	1959-12-10	1962-01-23	Pines Engineering Co Inc	Tube bending machine
US3299681A (en) *	1960-03-22	1967-01-24	Baldwin Lima Hamilton Corp	Program controlled tube bender
GB2047584A (en) *	1979-04-25	1980-12-03	Eaton Leonard Corp	Reversible bending machines
US4843859A (en) *	1987-07-14	1989-07-04	Chiyoda Kogyo Co., Ltd.	Pipe bender

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3627502C2 (en) *	1986-08-13	1995-06-14	Schwarze Rigobert	Pipe bending machine

1990
- 1990-03-13 CH CH79790A patent/CH683598A5/en not_active IP Right Cessation
- 1990-03-31 DE DE19904010445 patent/DE4010445C2/en not_active Expired - Fee Related
1991
- 1991-03-09 EP EP19910103632 patent/EP0446819B1/en not_active Expired - Lifetime

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3017917A (en) *	1959-12-10	1962-01-23	Pines Engineering Co Inc	Tube bending machine
US3299681A (en) *	1960-03-22	1967-01-24	Baldwin Lima Hamilton Corp	Program controlled tube bender
GB2047584A (en) *	1979-04-25	1980-12-03	Eaton Leonard Corp	Reversible bending machines
US4843859A (en) *	1987-07-14	1989-07-04	Chiyoda Kogyo Co., Ltd.	Pipe bender

Also Published As

Publication number	Publication date
CH683598A5 (en)	1994-04-15
DE4010445A1 (en)	1991-09-19
DE4010445C2 (en)	1998-11-19
EP0446819A2 (en)	1991-09-18
EP0446819B1 (en)	1994-05-18

Legal Events

Date	Code	Title	Description
1991-08-02	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
1991-09-18	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): FR GB NL
1991-09-19	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1991-11-06	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): FR GB NL
1992-04-29	17P	Request for examination filed	Effective date: 19920226
1993-05-05	17Q	First examination report despatched	Effective date: 19930319
1994-03-31	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1994-05-18	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): FR GB NL
1994-06-15	GBT	Gb: translation of ep patent filed (gb section 77(6)(a)/1977)	Effective date: 19940518
1994-09-09	ET	Fr: translation filed
1995-03-23	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1995-03-23	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1995-05-10	26N	No opposition filed
2000-02-14	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20000214 Year of fee payment: 10
2000-02-22	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 20000222 Year of fee payment: 10
2000-02-23	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: NL Payment date: 20000223 Year of fee payment: 10
2001-03-09	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: 20010309
2001-10-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: NL Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20011001
2001-10-31	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 20010309
2001-11-30	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: 20011130
2001-12-03	NLV4	Nl: lapsed or anulled due to non-payment of the annual fee	Effective date: 20011001
2001-12-28	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST

Publication	Publication Date	Title
GB2235640B (en)	1994-04-06	Tube bending machine
EP0446819A3 (en)	1991-11-06	Tube bending machine
HUT63686A (en)	1993-09-28	Rotarty-blade machine
AU113173S (en)	1992-01-15	Can end
IL97613A0 (en)	1992-06-21	Fruit-peeling machine
GB2241098B (en)	1993-09-15	Credit-operated machines
EP0538207A3 (en)	1993-06-30	Multi-function pipe bending machine
GR900100269A (en)	1992-07-30	Mechanism for wire bending machines
EP0484238A3 (en)	1993-08-04	Apparatus for bending glass-sheets
EP0477944A3 (en)	1993-08-18	Heat-shrinkable tube
EP0480256A3 (en)	1993-03-31	Signmaking machine
EP0453099A3 (en)	1992-04-15	Weft straightener
GB8810816D0 (en)	1988-06-08	Tube bending machine
DE3471892D1 (en)	1988-07-14	Tube bending machine
GB9023099D0 (en)	1990-12-05	A tube connector
KR960009731B1 (en)	1996-07-23	Offset-boom construction machine
GB9012694D0 (en)	1990-08-01	Supports for medicosurgical tubes
GB2249057B (en)	1993-07-14	Forming machine
GB9014109D0 (en)	1990-08-15	Bending machines
GB9023098D0 (en)	1990-12-05	Gauges
GB2240739B (en)	1993-10-13	Forming machine
HU904546D0 (en)	1990-12-28	Tube bending mechanism
ZA912112B (en)	1992-03-25	Fruit-peeling machine
GB9102367D0 (en)	1991-03-20	Machine
AU108882S (en)	1990-09-05	Tube