FR841586A - Device for automatic speed regulation of electrically controlled mining machines - Google Patents

Device for automatic speed regulation of electrically controlled mining machines

Info

Publication number
FR841586A
FR841586A FR841586DA FR841586A FR 841586 A FR841586 A FR 841586A FR 841586D A FR841586D A FR 841586DA FR 841586 A FR841586 A FR 841586A
Authority
FR
France
Prior art keywords
electrically controlled
speed regulation
automatic speed
mining machines
controlled mining
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
Application number
Other languages
French (fr)
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.)
Forges et Ateliers de Constructions Electriques de Jeumont SA
Original Assignee
Forges et Ateliers de Constructions Electriques de Jeumont SA
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 Forges et Ateliers de Constructions Electriques de Jeumont SA filed Critical Forges et Ateliers de Constructions Electriques de Jeumont SA
Application granted granted Critical
Publication of FR841586A publication Critical patent/FR841586A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/02—Control systems without regulation, i.e. without retroactive action
    • B66B1/06—Control systems without regulation, i.e. without retroactive action electric
    • B66B1/12—Control systems without regulation, i.e. without retroactive action electric with devices, e.g. handles or levers, located at a control station for direct control movements, e.g. electric mining-hoist control systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
FR841586D 1938-01-25 1938-01-25 Device for automatic speed regulation of electrically controlled mining machines Expired FR841586A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR841586T 1938-01-25

Publications (1)

Publication Number Publication Date
FR841586A true FR841586A (en) 1939-05-23

Family

ID=9308709

Family Applications (1)

Application Number Title Priority Date Filing Date
FR841586D Expired FR841586A (en) 1938-01-25 1938-01-25 Device for automatic speed regulation of electrically controlled mining machines

Country Status (1)

Country Link
FR (1) FR841586A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2483920A (en) * 1947-11-07 1949-10-04 Hospital Furniture Inc Table attachment for beds

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2483920A (en) * 1947-11-07 1949-10-04 Hospital Furniture Inc Table attachment for beds

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