JPS4861357A - - Google Patents

Info

Publication number
JPS4861357A
JPS4861357A JP47103174A JP10317472A JPS4861357A JP S4861357 A JPS4861357 A JP S4861357A JP 47103174 A JP47103174 A JP 47103174A JP 10317472 A JP10317472 A JP 10317472A JP S4861357 A JPS4861357 A JP S4861357A
Authority
JP
Japan
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.)
Pending
Application number
JP47103174A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4861357A publication Critical patent/JPS4861357A/ja
Pending 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
    • H02P5/46—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another
    • H02P5/48—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing mechanical values representing the speeds
    • H02P5/485—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing mechanical values representing the speeds using differential movement of the two motors, e.g. using differential gearboxes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Metal Extraction Processes (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
JP47103174A 1971-10-29 1972-10-14 Pending JPS4861357A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2153934A DE2153934A1 (de) 1971-10-29 1971-10-29 Vorrichtung zur herstellung duennwandiger rohre

Publications (1)

Publication Number Publication Date
JPS4861357A true JPS4861357A (enrdf_load_stackoverflow) 1973-08-28

Family

ID=5823722

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47103174A Pending JPS4861357A (enrdf_load_stackoverflow) 1971-10-29 1972-10-14

Country Status (2)

Country Link
JP (1) JPS4861357A (enrdf_load_stackoverflow)
DE (1) DE2153934A1 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54154093A (en) * 1978-05-26 1979-12-04 Kabel Metallwerke Ghh Continuous production method of and apparatus for electric cable
JPS5782411U (enrdf_load_stackoverflow) * 1980-11-07 1982-05-21
JPS60111719A (ja) * 1983-11-22 1985-06-18 Nippon Steel Metal Prod Co Ltd エンボス模様を有する角形金属素管の成形方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2837184A1 (de) * 1978-08-25 1980-03-06 Kabel Metallwerke Ghh Verfahren und vorrichtung zur herstellung von rohren fuer waermetauscher

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54154093A (en) * 1978-05-26 1979-12-04 Kabel Metallwerke Ghh Continuous production method of and apparatus for electric cable
JPS5782411U (enrdf_load_stackoverflow) * 1980-11-07 1982-05-21
JPS60111719A (ja) * 1983-11-22 1985-06-18 Nippon Steel Metal Prod Co Ltd エンボス模様を有する角形金属素管の成形方法

Also Published As

Publication number Publication date
DE2153934A1 (de) 1973-05-24

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