CA965832A - Magnet controller - Google Patents

Magnet controller

Info

Publication number
CA965832A
CA965832A CA160,093A CA160093A CA965832A CA 965832 A CA965832 A CA 965832A CA 160093 A CA160093 A CA 160093A CA 965832 A CA965832 A CA 965832A
Authority
CA
Canada
Prior art keywords
magnet controller
magnet
controller
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
CA160,093A
Other versions
CA160093S (en
Inventor
Terrence E. De Viney
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.)
Schneider Electric USA Inc
Original Assignee
Square D Co
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 Square D Co filed Critical Square D Co
Application granted granted Critical
Publication of CA965832A publication Critical patent/CA965832A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F13/00—Apparatus or processes for magnetising or demagnetising
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/04—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by magnetic means
    • B66C1/06—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by magnetic means electromagnetic
    • B66C1/08—Circuits therefor
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/08—Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists
    • B66C2700/087—Electrical assemblies or electrical control devices for electrically actuated grabs

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Load-Engaging Elements For Cranes (AREA)
CA160,093A 1972-01-19 1972-12-28 Magnet controller Expired CA965832A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21902072A 1972-01-19 1972-01-19

Publications (1)

Publication Number Publication Date
CA965832A true CA965832A (en) 1975-04-08

Family

ID=22817478

Family Applications (1)

Application Number Title Priority Date Filing Date
CA160,093A Expired CA965832A (en) 1972-01-19 1972-12-28 Magnet controller

Country Status (5)

Country Link
US (1) US3723825A (en)
JP (1) JPS53512B2 (en)
AU (1) AU463330B2 (en)
CA (1) CA965832A (en)
GB (1) GB1384001A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4306268A (en) * 1979-10-09 1981-12-15 Square D Company Electromagnet control circuit
US4306269A (en) * 1979-12-07 1981-12-15 Semi-Controls, Inc. Magnetic chuck control system
US4633361A (en) * 1984-10-01 1986-12-30 Walker Magnetics Group, Inc. Chuck control for a workpiece holding electromagnet
US7791856B2 (en) * 2007-02-09 2010-09-07 Ephaugh, Inc. Method and apparatus for moving material
JP4607199B2 (en) * 2008-03-12 2011-01-05 住友重機械工業株式会社 Lifting magnet drive circuit
EP2193890B1 (en) * 2008-12-08 2017-01-25 Scandinavian Robotics AB A device for picking articles

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3368119A (en) * 1963-05-01 1968-02-06 Arthur K Littwin Apparatus for demagnetizing
US3579053A (en) * 1968-06-26 1971-05-18 Arthur K Littwin Magnetizing and demagnetizing apparatus and method

Also Published As

Publication number Publication date
JPS53512B2 (en) 1978-01-09
GB1384001A (en) 1974-02-12
AU463330B2 (en) 1975-07-24
JPS4882356A (en) 1973-11-02
AU5118773A (en) 1974-07-18
US3723825A (en) 1973-03-27

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