GB508948A - Improvements in and relating to electric motor equipments - Google Patents

Improvements in and relating to electric motor equipments

Info

Publication number
GB508948A
GB508948A GB12638A GB12638A GB508948A GB 508948 A GB508948 A GB 508948A GB 12638 A GB12638 A GB 12638A GB 12638 A GB12638 A GB 12638A GB 508948 A GB508948 A GB 508948A
Authority
GB
United Kingdom
Prior art keywords
relating
electric motor
motor equipments
equipments
electric
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
GB12638A
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.)
Metropolitan Vickers Electrical Co Ltd
Original Assignee
Metropolitan Vickers Electrical 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
Application filed by Metropolitan Vickers Electrical Co Ltd filed Critical Metropolitan Vickers Electrical Co Ltd
Priority to GB12638A priority Critical patent/GB508948A/en
Publication of GB508948A publication Critical patent/GB508948A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/18—Control systems or devices
    • B66C13/22—Control systems or devices for electric drives
    • B66C13/23—Circuits for controlling the lowering of the load
    • B66C13/24—Circuits for controlling the lowering of the load by dc motors

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
GB12638A 1938-01-03 1938-01-03 Improvements in and relating to electric motor equipments Expired GB508948A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB12638A GB508948A (en) 1938-01-03 1938-01-03 Improvements in and relating to electric motor equipments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB12638A GB508948A (en) 1938-01-03 1938-01-03 Improvements in and relating to electric motor equipments

Publications (1)

Publication Number Publication Date
GB508948A true GB508948A (en) 1939-07-03

Family

ID=9698863

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12638A Expired GB508948A (en) 1938-01-03 1938-01-03 Improvements in and relating to electric motor equipments

Country Status (1)

Country Link
GB (1) GB508948A (en)

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