EP1488867A1 - Mandrin à cintrer - Google Patents

Mandrin à cintrer Download PDF

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Publication number
EP1488867A1
EP1488867A1 EP04014189A EP04014189A EP1488867A1 EP 1488867 A1 EP1488867 A1 EP 1488867A1 EP 04014189 A EP04014189 A EP 04014189A EP 04014189 A EP04014189 A EP 04014189A EP 1488867 A1 EP1488867 A1 EP 1488867A1
Authority
EP
European Patent Office
Prior art keywords
bending
plug
plugs
mandrel
link
Prior art date
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.)
Withdrawn
Application number
EP04014189A
Other languages
German (de)
English (en)
Inventor
Teruaki c/o Kabushiki Kaisha Opton Yogo
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.)
Opton Co Ltd
Original Assignee
Opton Co Ltd
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
Priority to JP2003175101A priority Critical patent/JP2005007438A/ja
Priority to JP2003175101 priority
Application filed by Opton Co Ltd filed Critical Opton Co Ltd
Publication of EP1488867A1 publication Critical patent/EP1488867A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D9/00Bending tubes using mandrels or the like
    • B21D9/01Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length
    • B21D9/03Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length and built-up from loose elements, e.g. series of balls
EP04014189A 2003-06-19 2004-06-17 Mandrin à cintrer Withdrawn EP1488867A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2003175101A JP2005007438A (ja) 2003-06-19 2003-06-19 曲げ加工用マンドレル
JP2003175101 2003-06-19

Publications (1)

Publication Number Publication Date
EP1488867A1 true EP1488867A1 (fr) 2004-12-22

Family

ID=33410992

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04014189A Withdrawn EP1488867A1 (fr) 2003-06-19 2004-06-17 Mandrin à cintrer

Country Status (3)

Country Link
US (1) US20040255638A1 (fr)
EP (1) EP1488867A1 (fr)
JP (1) JP2005007438A (fr)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20121137A1 (it) * 2012-06-28 2013-12-29 Crippa Spa BENDING SOUL
USD707332S1 (en) 2013-03-15 2014-06-17 S.P.M. Flow Control, Inc. Seal assembly
USD707797S1 (en) 2013-03-15 2014-06-24 S.P.M. Flow Control, Inc. Seal segment
US8870233B2 (en) 2007-07-03 2014-10-28 S.P.M. Flow Control, Inc. Swivel joint with uniform ball bearing requirements
US8978695B2 (en) 2009-04-20 2015-03-17 S.P.M. Flow Control, Inc. Flowline flapper valve
US8998168B2 (en) 2009-06-03 2015-04-07 S.P.M. Flow Control, Inc. Plug valve indicator
US9103448B2 (en) 2012-08-16 2015-08-11 S.P.M. Flow Control, Inc. Plug valve having preloaded seal segments
US9273543B2 (en) 2012-08-17 2016-03-01 S.P.M. Flow Control, Inc. Automated relief valve control system and method
US9322243B2 (en) 2012-08-17 2016-04-26 S.P.M. Flow Control, Inc. Automated relief valve control system and method
US9568138B2 (en) 2013-07-01 2017-02-14 S.P.M. Flow Control, Inc. Manifold assembly
CN108296330A (zh) * 2018-01-18 2018-07-20 浙江大学 一种用于薄壁管件弯曲成形的直径可调芯棒节和芯棒结构
CN110756631A (zh) * 2019-11-22 2020-02-07 保隆(安徽)汽车配件有限公司 一种用于截面周长变化弯管的弯管芯模及弯管装置
US10557576B2 (en) 2015-06-15 2020-02-11 S.P.M. Flow Control, Inc. Full-root-radius-threaded wing nut having increased wall thickness
US10677365B2 (en) 2015-09-04 2020-06-09 S.P.M. Flow Control, Inc. Pressure relief valve assembly and methods

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007185697A (ja) * 2006-01-13 2007-07-26 Nippon Steel Corp 金属管の加工方法及び加工装置
CN101367099B (zh) * 2007-08-14 2010-05-19 西北工业大学 柔性弯管芯模
US8322185B2 (en) * 2010-07-04 2012-12-04 Mahmoud Farzin Mandrel assembly for tube bending
KR101255487B1 (ko) * 2012-03-27 2013-04-16 경일대학교산학협력단 단면 대칭형 파이프 벤딩용 2중 롤러 맨드릴
KR101542683B1 (ko) 2014-01-24 2015-08-12 류성진 유니버셜 조인트를 이용한 맨드렐
KR101971604B1 (ko) * 2018-10-31 2019-04-23 주식회사 에스디이앤티 다관절 맨드릴을 구비한 엘보 성형장치

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2248683A7 (en) * 1973-08-30 1975-05-16 Ind Mecca Brev Pedrazzoli Flexible tube bending support mandrel - has mutually interlocking spherical links, which prevent tube buckling
JPH07290156A (ja) * 1994-04-26 1995-11-07 Sekisui Chem Co Ltd パイプベンダの芯金

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3408851A (en) * 1966-04-21 1968-11-05 Bend Rite Inc Ball mandrel
US3415107A (en) * 1966-06-15 1968-12-10 Pines Engineering Co Inc Tube bending mandrel

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2248683A7 (en) * 1973-08-30 1975-05-16 Ind Mecca Brev Pedrazzoli Flexible tube bending support mandrel - has mutually interlocking spherical links, which prevent tube buckling
JPH07290156A (ja) * 1994-04-26 1995-11-07 Sekisui Chem Co Ltd パイプベンダの芯金

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 03 29 March 1996 (1996-03-29) *

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9964245B2 (en) 2007-07-03 2018-05-08 S.P.M. Flow Control, Inc. Swivel joint with uniform ball bearing requirements
US8870233B2 (en) 2007-07-03 2014-10-28 S.P.M. Flow Control, Inc. Swivel joint with uniform ball bearing requirements
US8978695B2 (en) 2009-04-20 2015-03-17 S.P.M. Flow Control, Inc. Flowline flapper valve
US8998168B2 (en) 2009-06-03 2015-04-07 S.P.M. Flow Control, Inc. Plug valve indicator
ITMI20121137A1 (it) * 2012-06-28 2013-12-29 Crippa Spa BENDING SOUL
EP2679319A1 (fr) 2012-06-28 2014-01-01 Crippa S.P.A. Mandrin à cintrer
US9638337B2 (en) 2012-08-16 2017-05-02 S.P.M. Flow Control, Inc. Plug valve having preloaded seal segments
US9103448B2 (en) 2012-08-16 2015-08-11 S.P.M. Flow Control, Inc. Plug valve having preloaded seal segments
US9857807B2 (en) 2012-08-17 2018-01-02 S.P.M. Flow Control, Inc. Automated relief valve control system and method
US9273543B2 (en) 2012-08-17 2016-03-01 S.P.M. Flow Control, Inc. Automated relief valve control system and method
US9322243B2 (en) 2012-08-17 2016-04-26 S.P.M. Flow Control, Inc. Automated relief valve control system and method
USD707797S1 (en) 2013-03-15 2014-06-24 S.P.M. Flow Control, Inc. Seal segment
USD707332S1 (en) 2013-03-15 2014-06-17 S.P.M. Flow Control, Inc. Seal assembly
USD734434S1 (en) 2013-03-15 2015-07-14 S.P.M. Flow Control, Inc. Seal assembly
USD873860S1 (en) 2013-07-01 2020-01-28 S.P.M. Flow Control, Inc. Mounting bracket for manifold assembly
US10738928B2 (en) 2013-07-01 2020-08-11 S.P.M. Flow Control, Inc. Manifold assembly
US9568138B2 (en) 2013-07-01 2017-02-14 S.P.M. Flow Control, Inc. Manifold assembly
US10557576B2 (en) 2015-06-15 2020-02-11 S.P.M. Flow Control, Inc. Full-root-radius-threaded wing nut having increased wall thickness
US10677365B2 (en) 2015-09-04 2020-06-09 S.P.M. Flow Control, Inc. Pressure relief valve assembly and methods
CN108296330A (zh) * 2018-01-18 2018-07-20 浙江大学 一种用于薄壁管件弯曲成形的直径可调芯棒节和芯棒结构
CN110756631A (zh) * 2019-11-22 2020-02-07 保隆(安徽)汽车配件有限公司 一种用于截面周长变化弯管的弯管芯模及弯管装置
CN110756631B (zh) * 2019-11-22 2021-06-22 保隆(安徽)汽车配件有限公司 一种用于截面周长变化弯管的弯管芯模及弯管装置

Also Published As

Publication number Publication date
JP2005007438A (ja) 2005-01-13
US20040255638A1 (en) 2004-12-23

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