GB1324723A - Helical waveguides - Google Patents

Helical waveguides

Info

Publication number
GB1324723A
GB1324723A GB1407871A GB1407871A GB1324723A GB 1324723 A GB1324723 A GB 1324723A GB 1407871 A GB1407871 A GB 1407871A GB 1407871 A GB1407871 A GB 1407871A GB 1324723 A GB1324723 A GB 1324723A
Authority
GB
United Kingdom
Prior art keywords
helices
sheath
wound
thermoplastic material
conductors
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
GB1407871A
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.)
Industrie Pirelli SpA
Pirelli and C SpA
Original Assignee
Industrie Pirelli SpA
Pirelli SpA
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
Priority claimed from IT20647/71A external-priority patent/IT984525B/it
Application filed by Industrie Pirelli SpA, Pirelli SpA filed Critical Industrie Pirelli SpA
Publication of GB1324723A publication Critical patent/GB1324723A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P3/00—Waveguides; Transmission lines of the waveguide type
    • H01P3/12—Hollow waveguides
    • H01P3/14—Hollow waveguides flexible

Landscapes

  • Waveguide Aerials (AREA)
  • Insulated Conductors (AREA)
  • Waveguides (AREA)
GB1407871A 1970-05-08 1971-05-10 Helical waveguides Expired GB1324723A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2429970 1970-05-08
IT20647/71A IT984525B (it) 1971-02-17 1971-02-17 Guida d onda ad elica perfezionata

Publications (1)

Publication Number Publication Date
GB1324723A true GB1324723A (en) 1973-07-25

Family

ID=26327604

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1407871A Expired GB1324723A (en) 1970-05-08 1971-05-10 Helical waveguides

Country Status (3)

Country Link
JP (1) JPS5431190B1 (enExample)
FR (1) FR2088437B1 (enExample)
GB (1) GB1324723A (enExample)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1151951A (fr) * 1955-06-28 1958-02-07 Siemens Ag Conducteur creux pour la transmission d'ondes, procédé et dispositif pour sa fabrication
JPS4416834Y1 (enExample) * 1967-05-23 1969-07-21

Also Published As

Publication number Publication date
DE2120830B2 (de) 1973-01-25
DE2120830A1 (de) 1971-11-18
FR2088437B1 (enExample) 1974-10-11
JPS5431190B1 (enExample) 1979-10-05
FR2088437A1 (enExample) 1972-01-07

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee