DE4106178C1 - - Google Patents

Info

Publication number
DE4106178C1
DE4106178C1 DE19914106178 DE4106178A DE4106178C1 DE 4106178 C1 DE4106178 C1 DE 4106178C1 DE 19914106178 DE19914106178 DE 19914106178 DE 4106178 A DE4106178 A DE 4106178A DE 4106178 C1 DE4106178 C1 DE 4106178C1
Authority
DE
Germany
Prior art keywords
inner tool
signal
tube
tool
caliber
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.)
Expired - Lifetime
Application number
DE19914106178
Other languages
German (de)
English (en)
Inventor
Erhard Dipl.-Ing. 5608 Radevormwald De Hentzschel
Matthaeus 6900 Heidelberg De Ulrich
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.)
Hentzschel Erhard Dipl-Ing 52066 Aachen De
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to DE19914106178 priority Critical patent/DE4106178C1/de
Priority to PCT/DE1992/000139 priority patent/WO1992015409A1/de
Priority to AU13275/92A priority patent/AU1327592A/en
Priority to EP19920905552 priority patent/EP0526614A1/de
Priority to GB9204191A priority patent/GB2254025A/en
Application granted granted Critical
Publication of DE4106178C1 publication Critical patent/DE4106178C1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/09—Making tubes with welded or soldered seams of coated strip material ; Making multi-wall tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Metal Rolling (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
DE19914106178 1991-02-27 1991-02-27 Expired - Lifetime DE4106178C1 (enrdf_load_stackoverflow)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE19914106178 DE4106178C1 (enrdf_load_stackoverflow) 1991-02-27 1991-02-27
PCT/DE1992/000139 WO1992015409A1 (de) 1991-02-27 1992-02-25 Verfahren und vorrichtung zum herstellen von nach dem sog. bundy-verfahren eingeformten doppelwandrohren
AU13275/92A AU1327592A (en) 1991-02-27 1992-02-25 Process and device for making double-walled tubes by the so-called bundy method
EP19920905552 EP0526614A1 (de) 1991-02-27 1992-02-25 Verfahren und vorrichtung zum herstellen von nach dem sog. bundy-verfahren eingeformten doppelwandrohren
GB9204191A GB2254025A (en) 1991-02-27 1992-02-27 Method of,and apparatus for,producing double wall tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19914106178 DE4106178C1 (enrdf_load_stackoverflow) 1991-02-27 1991-02-27

Publications (1)

Publication Number Publication Date
DE4106178C1 true DE4106178C1 (enrdf_load_stackoverflow) 1992-06-17

Family

ID=6426020

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19914106178 Expired - Lifetime DE4106178C1 (enrdf_load_stackoverflow) 1991-02-27 1991-02-27

Country Status (5)

Country Link
EP (1) EP0526614A1 (enrdf_load_stackoverflow)
AU (1) AU1327592A (enrdf_load_stackoverflow)
DE (1) DE4106178C1 (enrdf_load_stackoverflow)
GB (1) GB2254025A (enrdf_load_stackoverflow)
WO (1) WO1992015409A1 (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2730432A1 (fr) * 1995-02-15 1996-08-14 Usui Kokusai Sangyo Kk Tube metallique a enroulement multiple, procede et dispositif pour sa fabrication
EP3827910A4 (en) * 2018-07-26 2022-04-27 Sanoh Industrial Co., Ltd. DEVICE FOR MOLDING A TUBE WITH MULTIPLE WINDINGS AND METHOD FOR MOLDING A TUBE WITH MULTIPLE WINDINGS

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE813839C (de) * 1941-10-31 1951-09-17 Bundy Tubing Co Verfahren zum Verbinden zweier Metallgenstaende

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1465755A (en) * 1922-04-13 1923-08-21 Harry W Bundy Method of making tubes
DE2828960C2 (de) * 1978-06-28 1982-09-16 Mecano-Bundy Gmbh, 6900 Heidelberg Verfahren und Anlage zum Herstellen von Mehrlagenrohren
DE3012086B1 (de) * 1980-03-28 1981-07-23 Hans Joachim Ing.(grad.) 5912 Hilchenbach Weiß Verfahren zur Herstellung geloeteter,mehrlagiger Metallrohre und Vorrichtung zur Durchfuehrung des Verfahrens

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE813839C (de) * 1941-10-31 1951-09-17 Bundy Tubing Co Verfahren zum Verbinden zweier Metallgenstaende

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2730432A1 (fr) * 1995-02-15 1996-08-14 Usui Kokusai Sangyo Kk Tube metallique a enroulement multiple, procede et dispositif pour sa fabrication
EP3827910A4 (en) * 2018-07-26 2022-04-27 Sanoh Industrial Co., Ltd. DEVICE FOR MOLDING A TUBE WITH MULTIPLE WINDINGS AND METHOD FOR MOLDING A TUBE WITH MULTIPLE WINDINGS

Also Published As

Publication number Publication date
EP0526614A1 (de) 1993-02-10
AU1327592A (en) 1992-10-06
GB2254025A (en) 1992-09-30
WO1992015409A1 (de) 1992-09-17
GB9204191D0 (en) 1992-04-08

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Legal Events

Date Code Title Description
8100 Publication of the examined application without publication of unexamined application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HENTZSCHEL, ERHARD, DIPL.-ING., 52066 AACHEN, DE

8381 Inventor (new situation)

Free format text: HENTZSCHEL, ERHARD, DIPL.-ING., 52066 AACHEN, DE ULRICH, MATTHAEUS, FUERTEVENTURA, CANARIAS ISLAS, ES

8339 Ceased/non-payment of the annual fee