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GB320075A - Improvements in or relating to formers for electric coils - Google Patents

Improvements in or relating to formers for electric coils

Info

Publication number
GB320075A
GB320075A GB19270/28A GB1927028A GB320075A GB 320075 A GB320075 A GB 320075A GB 19270/28 A GB19270/28 A GB 19270/28A GB 1927028 A GB1927028 A GB 1927028A GB 320075 A GB320075 A GB 320075A
Authority
GB
United Kingdom
Prior art keywords
electric coils
formers
relating
rods
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
GB19270/28A
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.)
GEORGE FRANCIS DANDRIDGE
Cutler Hammer Europe Ltd
Original Assignee
GEORGE FRANCIS DANDRIDGE
Igranic Electric 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 GEORGE FRANCIS DANDRIDGE, Igranic Electric Co Ltd filed Critical GEORGE FRANCIS DANDRIDGE
Priority to GB19270/28A priority Critical patent/GB320075A/en
Publication of GB320075A publication Critical patent/GB320075A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/06—Coil winding
    • H01F41/098—Mandrels; Formers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

320,075. Igranic Electric Co., Ltd., and Dandridge, G. F. July 3, 1928. Inductances.-A former for electric coils comprises grooved rods 3 held between endplates 1, 2 which are notched at b to engage with slots c in the rods, locking-plates 4, 5 being provided with holes d adjacent the notches b for securing the structure, the lower plate 5 having plug-in connections 6 connected to the coil winding. The upper plate 4 is provided with a bolt 7 having a manipulating handle 9. Strengthening discs y and an idle outer casing 8 can be provided.
GB19270/28A 1928-07-03 1928-07-03 Improvements in or relating to formers for electric coils Expired GB320075A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB19270/28A GB320075A (en) 1928-07-03 1928-07-03 Improvements in or relating to formers for electric coils

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB19270/28A GB320075A (en) 1928-07-03 1928-07-03 Improvements in or relating to formers for electric coils

Publications (1)

Publication Number Publication Date
GB320075A true GB320075A (en) 1929-10-03

Family

ID=10126598

Family Applications (1)

Application Number Title Priority Date Filing Date
GB19270/28A Expired GB320075A (en) 1928-07-03 1928-07-03 Improvements in or relating to formers for electric coils

Country Status (1)

Country Link
GB (1) GB320075A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990000804A1 (en) * 1988-07-14 1990-01-25 Hanspeter Bitterli Winding device
US9055261B2 (en) 2007-04-20 2015-06-09 Thomson Licensing Management methods of a video device and corresponding video device
RU2605769C1 (en) * 2015-08-26 2016-12-27 Закрытое Акционерное Общество "Импульс" Frameless inductance coil manufacturing method and mandrel for production thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990000804A1 (en) * 1988-07-14 1990-01-25 Hanspeter Bitterli Winding device
JPH03500472A (en) * 1988-07-14 1991-01-31 ビッテルリ，ハンスペーター winding device
US9055261B2 (en) 2007-04-20 2015-06-09 Thomson Licensing Management methods of a video device and corresponding video device
US9648366B2 (en) 2007-04-20 2017-05-09 Thomson Licensing Management methods of a video device and corresponding video device
RU2605769C1 (en) * 2015-08-26 2016-12-27 Закрытое Акционерное Общество "Импульс" Frameless inductance coil manufacturing method and mandrel for production thereof

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