EP0432468A3 - Machine for bending steel bars - Google Patents

Machine for bending steel bars Download PDF

Info

Publication number: EP0432468A3
Authority: EP; European Patent Office
Prior art keywords: machine; steel bars; bending steel; bending; bars
Prior art date: 1989-12-14
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

EP19900121561

Other languages

German (de)

Other versions

EP0432468B1 (en

EP0432468A2 (en

Inventor

Wolfgang Lausberg

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.)

1989-12-14

Filing date

1990-11-10

Publication date

1991-09-11

1990-11-10 Application filed by Individual filed Critical Individual

1991-06-19 Publication of EP0432468A2 publication Critical patent/EP0432468A2/en

1991-09-11 Publication of EP0432468A3 publication Critical patent/EP0432468A3/en

1993-02-24 Application granted granted Critical

1993-02-24 Publication of EP0432468B1 publication Critical patent/EP0432468B1/en

2010-11-10 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

229910000831 Steel Inorganic materials 0.000 title 1
238000005452 bending Methods 0.000 title 1
239000010959 steel Substances 0.000 title 1

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
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/10—Bending specially adapted to produce specific articles, e.g. leaf springs
- B21D11/12—Bending specially adapted to produce specific articles, e.g. leaf springs the articles being reinforcements for concrete

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Bending Of Plates, Rods, And Pipes (AREA)
Conveying And Assembling Of Building Elements In Situ (AREA)

EP90121561A 1989-12-14 1990-11-10 Machine for bending steel bars Expired - Lifetime EP0432468B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3941291A DE3941291A1 (en)	1989-12-14	1989-12-14	BENDING SYSTEM FOR STEEL ROD
DE3941291		1989-12-14

Publications (3)

Publication Number	Publication Date
EP0432468A2 EP0432468A2 (en)	1991-06-19
EP0432468A3 true EP0432468A3 (en)	1991-09-11
EP0432468B1 EP0432468B1 (en)	1993-02-24

Family

ID=6395451

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP90121561A Expired - Lifetime EP0432468B1 (en)	1989-12-14	1990-11-10	Machine for bending steel bars

Country Status (3)

Country	Link
EP (1)	EP0432468B1 (en)
DE (2)	DE3941291A1 (en)
ES (1)	ES2040022T3 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE59304791D1 (en) *	1992-07-16	1997-01-30	Peter Lisec	Device for producing spacer frames for insulating glass panes from hollow profile strips
DE4443518A1 (en)	1994-12-07	1996-06-13	Peddinghaus Carl Ullrich Dr	Process for bending steel bars, in particular for bending reinforcing steel bars to reinforcement bars
SG99308A1 (en) *	2000-05-31	2003-10-27	Natsteel Technology Invest Pte	Automated bar bender
ES2201849B1 (en) *	2000-11-08	2005-02-16	Ferroberica, S.L.	MACHINE FOR THE FOLDING OF FLAT AND / OR ESSENTIALLY FLAT ARMORS USED IN THE FORMATION OF STRUCTURES, AND A CORRESPONDING METHOD OF REALIZATION.
US7497105B2 (en)	2002-06-05	2009-03-03	Antonios Anagnostopoulos	Machine and method for parallel production of similar products, through straightening and bending of wires, wire rods, metal tubes or other material of prismatic cross section
IT1351915B1 (en) *	2003-11-07	2009-01-15	Oscam Spa	PLANT FOR BENDING METAL BARS WITH AUTOMATIC BAR TRANSFER INTO THE BENDING POSITION
CN102139335A (en) *	2011-05-06	2011-08-03	毛志勇	Rotary type stirrup machine
ITBO20130159A1 (en) *	2013-04-10	2014-10-11	Dante Bruno Priuli	METHOD AND EQUIPMENT FOR BENDING METAL BAR PROFILES
CN110076224B (en) *	2019-05-28	2024-02-27	建科机械（天津）股份有限公司	A steel mesh bending production line
IT202100014078A1 (en) *	2021-05-28	2022-11-28	Schnell Spa	LOADER GROUP FOR OBLONG ELEMENTS, IN PARTICULAR METALLIC

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2018396A1 (en) *	1970-04-17	1971-10-28	Lävemann, Kurt, 2400 Lübeck	Concrete reinforcing rod bending machine
FR2218147A1 (en) *	1973-02-16	1974-09-13	Fabro Marcello Del
DE2918813A1 (en) *	1979-05-10	1980-11-20	Brueninghaus Gmbh Stahlwerke	Bending machine for metal bars or tubes - has horizontally movable pillars supporting respective anvils on which workpiece is bent via rollers on lever arms
DE3341714A1 (en) *	1983-11-18	1985-05-30	Peddinghaus, Carl Ullrich, Dr., 5600 Wuppertal	Installation for bending the end portions of steel reinforcing bars
EP0263607A1 (en) *	1986-09-27	1988-04-13	Langbow Limited	Bending machines
US4766754A (en) *	1986-04-28	1988-08-30	Watt Yang	Continuous process for bending long rods or tubes

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2218174B1 (en) *	1973-02-16	1976-04-30	Equip Reseaux Matieres Plastiq

1989
- 1989-12-14 DE DE3941291A patent/DE3941291A1/en not_active Withdrawn
1990
- 1990-11-10 EP EP90121561A patent/EP0432468B1/en not_active Expired - Lifetime
- 1990-11-10 DE DE9090121561T patent/DE59000931D1/en not_active Expired - Fee Related
- 1990-11-10 ES ES199090121561T patent/ES2040022T3/en not_active Expired - Lifetime

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2018396A1 (en) *	1970-04-17	1971-10-28	Lävemann, Kurt, 2400 Lübeck	Concrete reinforcing rod bending machine
FR2218147A1 (en) *	1973-02-16	1974-09-13	Fabro Marcello Del
DE2918813A1 (en) *	1979-05-10	1980-11-20	Brueninghaus Gmbh Stahlwerke	Bending machine for metal bars or tubes - has horizontally movable pillars supporting respective anvils on which workpiece is bent via rollers on lever arms
DE3341714A1 (en) *	1983-11-18	1985-05-30	Peddinghaus, Carl Ullrich, Dr., 5600 Wuppertal	Installation for bending the end portions of steel reinforcing bars
US4766754A (en) *	1986-04-28	1988-08-30	Watt Yang	Continuous process for bending long rods or tubes
EP0263607A1 (en) *	1986-09-27	1988-04-13	Langbow Limited	Bending machines

Also Published As

Publication number	Publication date
DE59000931D1 (en)	1993-04-01
ES2040022T3 (en)	1993-10-01
EP0432468B1 (en)	1993-02-24
EP0432468A2 (en)	1991-06-19
DE3941291A1 (en)	1991-06-20

Legal Events

Date	Code	Title	Description
1991-05-03	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
1991-06-19	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): BE CH DE ES FR IT LI NL
1991-07-25	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1991-09-11	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): BE CH DE ES FR IT LI NL
1991-11-06	17P	Request for examination filed	Effective date: 19910907
1992-09-09	17Q	First examination report despatched	Effective date: 19920728
1993-01-08	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1993-01-12	ITF	It: translation for a ep patent filed
1993-02-24	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): BE CH DE ES FR IT LI NL
1993-04-01	REF	Corresponds to:	Ref document number: 59000931 Country of ref document: DE Date of ref document: 19930401
1993-04-23	ET	Fr: translation filed
1993-10-01	REG	Reference to a national code	Ref country code: ES Ref legal event code: FG2A Ref document number: 2040022 Country of ref document: ES Kind code of ref document: T3
1993-12-24	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1993-12-24	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1994-02-16	26N	No opposition filed
1996-10-23	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19961023 Year of fee payment: 7
1996-10-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: BE Payment date: 19961031 Year of fee payment: 7
1996-11-05	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: ES Payment date: 19961105 Year of fee payment: 7
1996-11-07	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 19961107 Year of fee payment: 7
1996-11-27	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: CH Payment date: 19961127 Year of fee payment: 7
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1997-11-11	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: ES Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19971111
1997-11-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19971130 Ref country code: FR Free format text: THE PATENT HAS BEEN ANNULLED BY A DECISION OF A NATIONAL AUTHORITY Effective date: 19971130 Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19971130 Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19971130
1998-05-31	BERE	Be: lapsed	Owner name: PEDDINGHAUS CARL ULLRICH Effective date: 19971130
1998-06-01	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: 19980601
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1998-08-03	NLV4	Nl: lapsed or anulled due to non-payment of the annual fee	Effective date: 19980601
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2005-11-10	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 20051110

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