NL7908389A - Magnetische hefinrichting. - Google Patents

Magnetische hefinrichting. Download PDF

Info

Publication number
NL7908389A
NL7908389A NL7908389A NL7908389A NL7908389A NL 7908389 A NL7908389 A NL 7908389A NL 7908389 A NL7908389 A NL 7908389A NL 7908389 A NL7908389 A NL 7908389A NL 7908389 A NL7908389 A NL 7908389A
Authority
NL
Netherlands
Prior art keywords
lifting device
magnetic
shoes
reversible
magnetic member
Prior art date
Application number
NL7908389A
Other languages
English (en)
Dutch (nl)
Original Assignee
Cardone Tecnomagnetica
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 Cardone Tecnomagnetica filed Critical Cardone Tecnomagnetica
Publication of NL7908389A publication Critical patent/NL7908389A/nl

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/04—Means for releasing the attractive force
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Elevator Control (AREA)
  • Forklifts And Lifting Vehicles (AREA)
NL7908389A 1978-11-17 1979-11-16 Magnetische hefinrichting. NL7908389A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2332378 1978-11-17
IT7823323U IT7823323V0 (it) 1978-11-17 1978-11-17 Sollevatore magnetico a comando manuale.

Publications (1)

Publication Number Publication Date
NL7908389A true NL7908389A (nl) 1980-05-20

Family

ID=11206059

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7908389A NL7908389A (nl) 1978-11-17 1979-11-16 Magnetische hefinrichting.

Country Status (10)

Country Link
US (1) US4250478A (enExample)
JP (1) JPS5935495Y2 (enExample)
BE (1) BE879616A (enExample)
BR (1) BR7907371A (enExample)
DE (1) DE7930151U1 (enExample)
ES (1) ES246707Y (enExample)
FR (1) FR2441577B1 (enExample)
GB (1) GB2036445B (enExample)
IT (1) IT7823323V0 (enExample)
NL (1) NL7908389A (enExample)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5925830Y2 (ja) * 1979-04-17 1984-07-27 日立金属株式会社 永久磁石式吊上装置
YU41934B (en) * 1979-08-03 1988-02-29 Baermann Max Switehing-in permanent - magnetbrake
FR2523940A1 (fr) * 1982-03-25 1983-09-30 Braillon Cie Appareil magnetique, notamment pour la manutention
DE3220801A1 (de) * 1982-06-03 1984-01-26 Max Baermann GmbH, 5060 Bergisch Gladbach Schaltbare, dauermagnetische haltevorrichtung
IT8223483U1 (it) * 1982-11-16 1984-05-16 Tecnomagnetica Di Cardone Grandini Zaramella & C S A S Apparecchiatura magnetica di ancoraggio con disposizione quadrangolare dei poli
US4419644A (en) * 1983-01-14 1983-12-06 Max Baermann Gmbh Switchable permanent magnetic holding device
US4664796A (en) * 1985-09-16 1987-05-12 Coulter Electronics, Inc. Flux diverting flow chamber for high gradient magnetic separation of particles from a liquid medium
US4974512A (en) * 1988-05-26 1990-12-04 Nu-Graphics Equipment, Inc. Magnetic rotary locking and tensioning mechanism
DE4102102C2 (de) * 1991-01-25 1995-09-07 Leybold Ag Magnetanordnung mit wenigstens zwei Permanentmagneten sowie ihre Verwendung
FR2675299B1 (fr) * 1991-04-10 1994-09-16 Braillon Cie Porteur magnetique a aimants permanents.
DE4227848B4 (de) * 1991-11-28 2009-05-07 Robert Bosch Gmbh Bauteilträger und Verfahren zum Halten eines aus einem ferromagnetischen Werkstoff ausgebildeten Bauteils
KR950006689Y1 (ko) * 1992-12-15 1995-08-18 정형 자력 흡착기
DE4328171A1 (de) * 1993-08-21 1995-02-23 Krupp Ag Hoesch Krupp Magnetgreifer
US6002317A (en) * 1998-04-13 1999-12-14 Walker Magnetics Group, Inc. Electrically switchable magnet system
US6229422B1 (en) * 1998-04-13 2001-05-08 Walker Magnetics Group, Inc. Electrically switchable magnet system
KR100288245B1 (ko) * 1998-07-24 2001-05-02 정형 자력흡착기의 흡착자력 자동개폐장치
AUPQ446699A0 (en) * 1999-12-06 2000-01-06 Kocijan, Franz Switchable (variable) permanent magnet device
ITBO20010305A1 (it) * 2001-05-17 2002-11-17 Famatec S R L Dispositivo di presa a funzionamento magnetico di tipo servocomandato
KR100400789B1 (ko) * 2001-07-19 2003-10-10 형 정 엔디자석을 이용한 자력 흡착기
GB0302001D0 (en) * 2003-01-29 2003-02-26 Neil Holdings Ltd James Magnetic anchoring means
KR20030086562A (ko) * 2003-10-24 2003-11-10 예해금 자력흡착기의 흡착자력 스위치장치
US7224251B2 (en) * 2004-07-16 2007-05-29 Earth-Chain Enterprise Co., Ltd. Magnetic retaining device for machine tool
US7567159B2 (en) * 2005-02-03 2009-07-28 Macken John A Energy absorbing magnetic coupling device
US7161451B2 (en) * 2005-04-14 2007-01-09 Gm Global Technology Operations, Inc. Modular permanent magnet chuck
CN102574668B (zh) * 2010-02-12 2014-06-04 索璞磁性科技（上海）有限公司 永磁起重装置
US8183965B2 (en) 2010-04-09 2012-05-22 Creative Engineering Solutions, Inc. Switchable core element-based permanent magnet apparatus
US8149078B2 (en) * 2010-07-19 2012-04-03 Wen-Hsuan Chiang Fast anchoring magnetic holder including multiple attractive surfaces
US20130320686A1 (en) * 2012-05-31 2013-12-05 Magswitch Technology, Inc. Magnetic lifting device
WO2015071878A1 (en) * 2013-11-15 2015-05-21 Magswitch Technology Inc. Permanent magnetic device
CA2922039A1 (en) 2016-02-29 2017-08-29 Plombco Inc. Balancing weight application machine and method of use thereof
CA3018915A1 (en) 2016-02-29 2017-08-29 Plombco Inc. Spool securing mechanism
CN106081860B (zh) * 2016-06-21 2018-05-15 泉州耐博进出口贸易有限公司 一种起重机永磁吊盘
IT201800006207A1 (it) * 2018-06-11 2019-12-11 Modulo magnetico con superfici di ancoraggio attivabili e disattivabili magneticamente
CN111332932B (zh) * 2020-04-25 2024-07-02 杨国锋 一种简易型自动起重永磁铁

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB510280A (en) * 1937-05-22 1939-07-31 Julius Bing Improvements in or relating to magnetic clamping appliances
US2471067A (en) * 1944-11-06 1949-05-24 Tropical Plantations Ltd Magnetic work holder
US2972485A (en) * 1958-12-03 1961-02-21 Gen Motors Corp Magnetic chuck
GB964824A (en) * 1962-04-05 1964-07-22 Nix Hans Improvements in and relating to magnetic devices
US3452310A (en) * 1966-11-14 1969-06-24 Eriez Mfg Co Turn-off permanent magnet
DE2346042B2 (de) * 1973-09-13 1978-09-21 Thyssen Edelstahlwerke Ag, 4000 Duesseldorf Dauermagnethaftsystem mit veränderbarer Haftkraft
GB1471025A (en) * 1974-05-10 1977-04-21 Inst Manipulacnich Dopravnich Magnetic apparatus for suspension and handling of ferro magnetic materials
DE2517364A1 (de) * 1975-04-19 1976-10-28 Max Baermann Schaltbare, dauermagnetische haltevorrichtung
NL7604572A (nl) * 1976-04-29 1977-11-01 Walker Hagou Bv Permanent-magnetische hefmagneet.

Also Published As

Publication number Publication date
GB2036445A (en) 1980-06-25
GB2036445B (en) 1983-03-23
JPS5935495Y2 (ja) 1984-10-01
ES246707U (es) 1980-02-16
US4250478A (en) 1981-02-10
FR2441577B1 (fr) 1985-08-23
IT7823323V0 (it) 1978-11-17
BE879616A (fr) 1980-02-15
ES246707Y (es) 1980-09-01
DE7930151U1 (de) 1980-01-24
BR7907371A (pt) 1980-07-15
JPS5574783U (enExample) 1980-05-23
FR2441577A1 (fr) 1980-06-13

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Legal Events

Date Code Title Description
BT A notification was added to the application dossier and made available to the public
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed