CA999336A - Permanent magnet devices - Google Patents

Permanent magnet devices

Info

Publication number
CA999336A
CA999336A CA162,698A CA162698A CA999336A CA 999336 A CA999336 A CA 999336A CA 162698 A CA162698 A CA 162698A CA 999336 A CA999336 A CA 999336A
Authority
CA
Canada
Prior art keywords
permanent magnet
magnet devices
devices
permanent
magnet
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
CA162,698A
Other languages
English (en)
Other versions
CA162698S (en
Inventor
Alun Edwards
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.)
James Neill Holdings Ltd
Original Assignee
James Neill Holdings 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 James Neill Holdings Ltd filed Critical James Neill Holdings Ltd
Application granted granted Critical
Publication of CA999336A publication Critical patent/CA999336A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/15—Devices for holding work using magnetic or electric force acting directly on the work
    • B23Q3/154—Stationary devices
    • B23Q3/1546—Stationary devices using permanent magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
  • Jigs For Machine Tools (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
CA162,698A 1972-02-02 1973-02-01 Permanent magnet devices Expired CA999336A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB478472A GB1401802A (en) 1972-02-02 1972-02-02 Permanent magnet devices

Publications (1)

Publication Number Publication Date
CA999336A true CA999336A (en) 1976-11-02

Family

ID=9783756

Family Applications (1)

Application Number Title Priority Date Filing Date
CA162,698A Expired CA999336A (en) 1972-02-02 1973-02-01 Permanent magnet devices

Country Status (11)

Country Link
US (1) US3818399A (nl)
JP (1) JPS4891679A (nl)
AU (1) AU471516B2 (nl)
BE (1) BE794846A (nl)
CA (1) CA999336A (nl)
CH (1) CH584961A5 (nl)
DK (1) DK140878B (nl)
FR (1) FR2216658B1 (nl)
GB (1) GB1401802A (nl)
IT (1) IT978717B (nl)
NL (1) NL159607B (nl)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4114532A (en) * 1976-10-12 1978-09-19 Dataproducts Corporation Impact printer magnet assembly
DE2646784C3 (de) * 1976-10-16 1980-02-28 Heinrich Dr.-Ing. 4714 Selm Spodig Dauermagnetische Haftplatte
FR2464125A1 (fr) * 1979-08-27 1981-03-06 Braillon P Bloc magnetique a aimants permanents et a dispositif mecanique de commande marche-arret
US4323150A (en) * 1980-05-02 1982-04-06 Fleetwood Systems, Inc. Magnetic rail construction
JPS5959237U (ja) * 1982-10-15 1984-04-18 鐘通工業株式会社 切換可能の永久磁石チヤツク
FR2538288B1 (fr) * 1982-12-28 1986-05-23 Braillon Cie Plateau magnetique a aimants permanents
US4687385A (en) * 1985-04-08 1987-08-18 Milwaukee Electric Tool Corporation Portable hole cutting power tool
JPH0698545B2 (ja) * 1986-10-24 1994-12-07 フジ磁工株式会社 両面永久磁石チヤツク
DE102005021094A1 (de) * 2005-05-06 2006-11-09 B.T. Innovation Gmbh Schaltbare Magnetvorrichtung
EP2559515A4 (en) * 2010-09-20 2013-10-30 Tae Kwang Choi MAGNET MOUNT COMPRISING A COMBINATION OF A PERMANENT MAGNET AND A ELECTRO-MAGNET
US9649770B1 (en) * 2016-03-28 2017-05-16 Hiwin Technologies Corp. Magnetic holding device with movable magnetic shielding device
US10234424B2 (en) * 2016-12-15 2019-03-19 Caterpillar Inc. Magnetic particle inspection tool with 3D printed magnets

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB874600A (en) * 1958-03-28 1961-08-10 Darwins Ltd Improvements in or relating to magnetic chucks and similar holding devices
FR1220631A (fr) * 1958-04-19 1960-05-25 Hagou Metaalfab N V Mandrin à aimants permanents
US2972485A (en) * 1958-12-03 1961-02-21 Gen Motors Corp Magnetic chuck
US3135899A (en) * 1960-12-19 1964-06-02 Hartley Co Magnetic work-holding table
GB939584A (en) * 1961-01-21 1963-10-16 Neill James & Co Sheffield Ltd Improvements in or relating to permanent magnet chucks and holding devices

Also Published As

Publication number Publication date
DK140878C (nl) 1980-05-12
AU471516B2 (en) 1976-04-29
CH584961A5 (nl) 1977-02-15
DE2304818A1 (de) 1973-08-16
JPS4891679A (nl) 1973-11-28
BE794846A (fr) 1973-05-29
GB1401802A (en) 1975-07-30
DK140878B (da) 1979-12-03
AU5158573A (en) 1974-08-01
FR2216658A1 (nl) 1974-08-30
NL7301484A (nl) 1973-08-06
DE2304818B2 (de) 1975-08-28
US3818399A (en) 1974-06-18
FR2216658B1 (nl) 1978-03-03
IT978717B (it) 1974-09-20
NL159607B (nl) 1979-03-15

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