FR1172089A - Engin de levage à aimant permanent - Google Patents

Engin de levage à aimant permanent

Info

Publication number
FR1172089A
FR1172089A FR1172089DA FR1172089A FR 1172089 A FR1172089 A FR 1172089A FR 1172089D A FR1172089D A FR 1172089DA FR 1172089 A FR1172089 A FR 1172089A
Authority
FR
France
Prior art keywords
permanent magnet
lifting device
magnet lifting
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
Other languages
English (en)
Inventor
William Leslie Bower
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.)
NEILL JAMES & CO SHEFFIELD Ltd
James Neill and Co Ltd Sheffield
Original Assignee
NEILL JAMES & CO SHEFFIELD Ltd
James Neill and Co Ltd Sheffield
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 NEILL JAMES & CO SHEFFIELD Ltd, James Neill and Co Ltd Sheffield filed Critical NEILL JAMES & CO SHEFFIELD Ltd
Application granted granted Critical
Publication of FR1172089A publication Critical patent/FR1172089A/fr
Expired legal-status Critical Current

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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR1172089D 1956-01-26 1957-01-25 Engin de levage à aimant permanent Expired FR1172089A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1172089X 1956-01-26

Publications (1)

Publication Number Publication Date
FR1172089A true FR1172089A (fr) 1959-02-05

Family

ID=10879508

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1172089D Expired FR1172089A (fr) 1956-01-26 1957-01-25 Engin de levage à aimant permanent

Country Status (1)

Country Link
FR (1) FR1172089A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2166304A1 (fr) * 1972-01-07 1973-08-17 Inst Energet
EP0974545A1 (fr) * 1998-07-24 2000-01-26 Hyung Jung Appareil de levage magnétique
FR2891267A1 (fr) * 2005-09-26 2007-03-30 Gilles Lacour Prehenseur a aimant(s) permanent(s) perfectionne

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2166304A1 (fr) * 1972-01-07 1973-08-17 Inst Energet
EP0974545A1 (fr) * 1998-07-24 2000-01-26 Hyung Jung Appareil de levage magnétique
CN1081605C (zh) * 1998-07-24 2002-03-27 郑亨 磁力吸附器的吸附磁力自动开闭装置
FR2891267A1 (fr) * 2005-09-26 2007-03-30 Gilles Lacour Prehenseur a aimant(s) permanent(s) perfectionne

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