FR2509821B1 - - Google Patents

Info

Publication number
FR2509821B1
FR2509821B1 FR8113780A FR8113780A FR2509821B1 FR 2509821 B1 FR2509821 B1 FR 2509821B1 FR 8113780 A FR8113780 A FR 8113780A FR 8113780 A FR8113780 A FR 8113780A FR 2509821 B1 FR2509821 B1 FR 2509821B1
Authority
FR
France
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
Application number
FR8113780A
Other languages
French (fr)
Other versions
FR2509821A1 (en
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.)
CH POLT I
Original Assignee
CH POLT I
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 CH POLT I filed Critical CH POLT I
Priority to FR8113780A priority Critical patent/FR2509821A1/en
Publication of FR2509821A1 publication Critical patent/FR2509821A1/en
Application granted granted Critical
Publication of FR2509821B1 publication Critical patent/FR2509821B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B35/00—Drives for metal-rolling mills, e.g. hydraulic drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2275/00—Mill drive parameters
    • B21B2275/02—Speed
    • B21B2275/04—Roll speed
    • B21B2275/05—Speed difference between top and bottom rolls

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Multiple Motors (AREA)
FR8113780A 1981-07-15 1981-07-15 Different speed roll-drive mechanism - has main motor driving one roll and its rotating stator driving other roll via auxiliary motor and gears Granted FR2509821A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8113780A FR2509821A1 (en) 1981-07-15 1981-07-15 Different speed roll-drive mechanism - has main motor driving one roll and its rotating stator driving other roll via auxiliary motor and gears

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8113780A FR2509821A1 (en) 1981-07-15 1981-07-15 Different speed roll-drive mechanism - has main motor driving one roll and its rotating stator driving other roll via auxiliary motor and gears

Publications (2)

Publication Number Publication Date
FR2509821A1 FR2509821A1 (en) 1983-01-21
FR2509821B1 true FR2509821B1 (en) 1983-12-16

Family

ID=9260507

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8113780A Granted FR2509821A1 (en) 1981-07-15 1981-07-15 Different speed roll-drive mechanism - has main motor driving one roll and its rotating stator driving other roll via auxiliary motor and gears

Country Status (1)

Country Link
FR (1) FR2509821A1 (en)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE856309C (en) * 1950-08-13 1952-11-20 Steinbock G M B H With its two axial ends for driving rotating parts that are not rigidly coupled, especially vehicle wheels, an electric motor
DE1029918B (en) * 1954-12-04 1958-05-14 Telefonbau Device for the continuous change of the speed of an operating shaft
FR1314539A (en) * 1961-11-30 1963-01-11 Lilloise D Etudes Et De Vente Method and device for adjusting the speed of the driven member of a driving element
DE1652547A1 (en) * 1968-02-08 1971-04-15 Kocks Gmbh Friedrich Recalibrating mill for treating one from the last stand of a cold or hot rolling mill or from a finishing device or the like. coming rolling stock
SU275972A1 (en) * 1969-07-14 1970-07-14 Mill stand drive
DE2202037C3 (en) * 1972-01-17 1978-04-06 Vsesojuznyj Nautschno-Issledovatelskij I Proektno-Konstruktorskij Institut Metallurgitscheskogo Maschino-Stroenija Vniimetmasch, Moskau Drive device for duo rolling mills
US3832926A (en) * 1973-10-29 1974-09-03 Koppers Co Inc Apparatus for accurate die-cutting
SU484026A1 (en) * 1974-04-29 1975-09-15 Институт черной металлургии Drive work rolls rolling mill
SU569342A1 (en) * 1976-03-01 1977-08-25 Институт черной металлургии Actuator for working rolls of reversible rolling mill
SU651864A1 (en) * 1976-09-07 1979-03-15 Краматорский Научно-Исследовательский И Проектно-Технологический Институт Машиностроения Rolling mill roll drive

Also Published As

Publication number Publication date
FR2509821A1 (en) 1983-01-21

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Legal Events

Date Code Title Description
ST Notification of lapse