GB622712A - Improvements in machines for manufacturing metal wire coils particularly coiled filaments for electric incandescent lamps, electron tubes and similar devices - Google Patents

Improvements in machines for manufacturing metal wire coils particularly coiled filaments for electric incandescent lamps, electron tubes and similar devices

Info

Publication number
GB622712A
GB622712A GB7691/47A GB769147A GB622712A GB 622712 A GB622712 A GB 622712A GB 7691/47 A GB7691/47 A GB 7691/47A GB 769147 A GB769147 A GB 769147A GB 622712 A GB622712 A GB 622712A
Authority
GB
United Kingdom
Prior art keywords
shaft
pulley
wire
mandrel
machines
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
GB7691/47A
Other languages
English (en)
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.)
TECNICA APPLIC METALLI DURI ED
Original Assignee
TECNICA APPLIC METALLI DURI ED
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 TECNICA APPLIC METALLI DURI ED filed Critical TECNICA APPLIC METALLI DURI ED
Publication of GB622712A publication Critical patent/GB622712A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/02—Manufacture of incandescent bodies
    • H01K3/04—Machines therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Wire Processing (AREA)
GB7691/47A 1946-05-18 1947-03-20 Improvements in machines for manufacturing metal wire coils particularly coiled filaments for electric incandescent lamps, electron tubes and similar devices Expired GB622712A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT266228X 1946-05-18

Publications (1)

Publication Number Publication Date
GB622712A true GB622712A (en) 1949-05-05

Family

ID=11219908

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7691/47A Expired GB622712A (en) 1946-05-18 1947-03-20 Improvements in machines for manufacturing metal wire coils particularly coiled filaments for electric incandescent lamps, electron tubes and similar devices

Country Status (6)

Country Link
US (1) US2458789A (enrdf_load_stackoverflow)
BE (1) BE472552A (enrdf_load_stackoverflow)
CH (1) CH266228A (enrdf_load_stackoverflow)
FR (1) FR943784A (enrdf_load_stackoverflow)
GB (1) GB622712A (enrdf_load_stackoverflow)
NL (1) NL66732C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2667204A (en) * 1952-03-29 1954-01-26 Westinghouse Electric Corp Coiling head assembly
US3020423A (en) * 1959-07-08 1962-02-06 Eduard A Gerber Crystal frequency stabilization

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1338498A (en) * 1914-12-29 1920-04-27 Westinghouse Lamp Co Filament-winding machine
US1227659A (en) * 1916-10-18 1917-05-29 Gen Electric Wire-coiling apparatus.
US1667677A (en) * 1924-01-28 1928-04-24 Gen Electric Wire-coiling machine
NL16088C (enrdf_load_stackoverflow) * 1924-01-29

Also Published As

Publication number Publication date
CH266228A (de) 1950-01-15
NL66732C (enrdf_load_stackoverflow)
US2458789A (en) 1949-01-11
FR943784A (fr) 1949-03-17
BE472552A (enrdf_load_stackoverflow)

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