FR2175744B1 - - Google Patents

Info

Publication number
FR2175744B1
FR2175744B1 FR7303394A FR7303394A FR2175744B1 FR 2175744 B1 FR2175744 B1 FR 2175744B1 FR 7303394 A FR7303394 A FR 7303394A FR 7303394 A FR7303394 A FR 7303394A FR 2175744 B1 FR2175744 B1 FR 2175744B1
Authority
FR
France
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
FR7303394A
Other versions
FR2175744A1 (fr
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.)
Pirelli and C SpA
Original Assignee
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
Application filed by Pirelli SpA filed Critical Pirelli SpA
Publication of FR2175744A1 publication Critical patent/FR2175744A1/fr
Application granted granted Critical
Publication of FR2175744B1 publication Critical patent/FR2175744B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P11/00—Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type
    • H01P11/001—Manufacturing waveguides or transmission lines of the waveguide type
    • H01P11/002—Manufacturing hollow waveguides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49016—Antenna or wave energy "plumbing" making

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Coil Winding Methods And Apparatuses (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
FR7303394A 1972-03-14 1973-01-31 Expired FR2175744B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21796/72A IT950147B (it) 1972-03-14 1972-03-14 Apparecchiatura per la fabbricazio ne continua di guide d onda

Publications (2)

Publication Number Publication Date
FR2175744A1 FR2175744A1 (fr) 1973-10-26
FR2175744B1 true FR2175744B1 (fr) 1977-04-22

Family

ID=11186955

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7303394A Expired FR2175744B1 (fr) 1972-03-14 1973-01-31

Country Status (15)

Country Link
US (1) US3845549A (fr)
JP (1) JPS49784A (fr)
AR (1) AR207944A1 (fr)
AU (1) AU470251B2 (fr)
BR (1) BR7301399D0 (fr)
CA (1) CA989602A (fr)
DE (1) DE2310886A1 (fr)
ES (1) ES412868A1 (fr)
FR (1) FR2175744B1 (fr)
GB (1) GB1385270A (fr)
IT (1) IT950147B (fr)
NL (1) NL7300246A (fr)
NO (1) NO135335C (fr)
SE (1) SE391839B (fr)
ZA (1) ZA731705B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1510111A (en) * 1974-03-29 1978-05-10 Bicc Ltd Electromagnetic waveguides
FR2340629A1 (fr) * 1976-02-05 1977-09-02 Cables De Lyon Geoffroy Delore Machine perfectionnee pour la fabrication de guides d'ondes circulaires helicoidaux
US5485170A (en) * 1993-05-10 1996-01-16 Amsc Subsidiary Corporation MSAT mast antenna with reduced frequency scanning

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB300933A (en) * 1927-08-17 1928-11-19 Stewarts & Lloyds Ltd Improvements relating to the covering of the external surfaces of iron and steel pipes and tubes with bituminous material
GB320507A (en) * 1928-09-24 1929-10-17 Stewarts & Lloyds Ltd Improvements in the external covering or coating of iron or steel pipes and other cylindrical bodies
US2530105A (en) * 1945-12-17 1950-11-14 Jr Robert Lee Wallace Method of making a diver's combined hose and electrical communication line cable
GB812032A (en) * 1955-11-30 1959-04-15 Comp Generale Electricite Flexible wave guide
BE565476A (fr) * 1957-03-08
US2993526A (en) * 1958-01-31 1961-07-25 Various Assignees Apparatus and method of making hollow elongated plastic products
US3138511A (en) * 1960-05-05 1964-06-23 Teleflex Inc Apparatus for making a flexible conduit of helically wound wires
FR1261582A (fr) * 1960-06-29 1961-05-19 Dispositif pour la régulation de la vitesse de moteurs électriques
US3217084A (en) * 1960-12-20 1965-11-09 Anaconda Wire & Cable Co Electric cable having compressed insulation
US3391525A (en) * 1964-01-25 1968-07-09 Ostermann Fa W & M Machine for helically winding material about a flexible tube
US3336175A (en) * 1964-04-09 1967-08-15 Bell Telephone Labor Inc Method of construction of helix wave guide
US3359597A (en) * 1966-07-26 1967-12-26 Farrel Corp Extruder-roller die
FR2088416B1 (fr) * 1970-05-08 1974-06-28 Pirelli

Also Published As

Publication number Publication date
AR207944A1 (es) 1976-11-22
ES412868A1 (es) 1975-12-16
US3845549A (en) 1974-11-05
NO135335C (fr) 1977-03-23
BR7301399D0 (pt) 1974-07-11
NO135335B (fr) 1976-12-13
ZA731705B (en) 1974-01-30
GB1385270A (en) 1975-02-26
JPS49784A (fr) 1974-01-07
AU5324973A (en) 1974-09-19
NL7300246A (fr) 1973-09-18
IT950147B (it) 1973-06-20
FR2175744A1 (fr) 1973-10-26
DE2310886A1 (de) 1973-09-27
SE391839B (sv) 1977-02-28
CA989602A (en) 1976-05-25
AU470251B2 (en) 1976-03-11

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Legal Events

Date Code Title Description
ST Notification of lapse