FR2315817A1 - FOLDABLE CIRCULAR ANTENNA BRACKET - Google Patents

FOLDABLE CIRCULAR ANTENNA BRACKET

Info

Publication number
FR2315817A1
FR2315817A1 FR7520204A FR7520204A FR2315817A1 FR 2315817 A1 FR2315817 A1 FR 2315817A1 FR 7520204 A FR7520204 A FR 7520204A FR 7520204 A FR7520204 A FR 7520204A FR 2315817 A1 FR2315817 A1 FR 2315817A1
Authority
FR
France
Prior art keywords
antenna bracket
circular antenna
foldable circular
foldable
bracket
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.)
Granted
Application number
FR7520204A
Other languages
French (fr)
Other versions
FR2315817B1 (en
Inventor
Andre Silvent
Antonin Duc-Mauge
Jean Sarrazin
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.)
Etat Francais
Original Assignee
Etat Francais
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 Etat Francais filed Critical Etat Francais
Priority to FR7520204A priority Critical patent/FR2315817A1/en
Priority to GB2573876A priority patent/GB1546730A/en
Publication of FR2315817A1 publication Critical patent/FR2315817A1/en
Application granted granted Critical
Publication of FR2315817B1 publication Critical patent/FR2315817B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device
    • G10K11/006—Transducer mounting in underwater equipment, e.g. sonobuoys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/08—Means for collapsing antennas or parts thereof

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR7520204A 1975-06-27 1975-06-27 FOLDABLE CIRCULAR ANTENNA BRACKET Granted FR2315817A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7520204A FR2315817A1 (en) 1975-06-27 1975-06-27 FOLDABLE CIRCULAR ANTENNA BRACKET
GB2573876A GB1546730A (en) 1975-06-27 1976-06-21 Support assemblies siutable for sonar antennae

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7520204A FR2315817A1 (en) 1975-06-27 1975-06-27 FOLDABLE CIRCULAR ANTENNA BRACKET

Publications (2)

Publication Number Publication Date
FR2315817A1 true FR2315817A1 (en) 1977-01-21
FR2315817B1 FR2315817B1 (en) 1978-10-13

Family

ID=9157164

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7520204A Granted FR2315817A1 (en) 1975-06-27 1975-06-27 FOLDABLE CIRCULAR ANTENNA BRACKET

Country Status (2)

Country Link
FR (1) FR2315817A1 (en)
GB (1) GB1546730A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0205740A1 (en) * 1985-03-28 1986-12-30 AlliedSignal Inc. System for deploying an array of sonar projectors
WO1991014259A1 (en) * 1990-03-15 1991-09-19 Dowty Maritime Limited Sonar array mounting for sonobuoy

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2241551B (en) * 1984-02-23 1991-11-27 Gec Avionics Self-extending mechanical structures
IT8867861A0 (en) * 1987-10-02 1988-09-28 Thomson Csf DEPLOYABLE CYLINDRICAL SONAR
GB2266148B (en) * 1989-06-16 1994-03-16 Marconi Co Ltd Self-erecting structure

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0205740A1 (en) * 1985-03-28 1986-12-30 AlliedSignal Inc. System for deploying an array of sonar projectors
WO1991014259A1 (en) * 1990-03-15 1991-09-19 Dowty Maritime Limited Sonar array mounting for sonobuoy
FR2662323A1 (en) * 1990-03-15 1991-11-22 Dowty Maritime Ltd ACOUSTIC BEACON.
US5197036A (en) * 1990-03-15 1993-03-23 Dowty Maritime Limited Sonar array mounting for sonobuoy

Also Published As

Publication number Publication date
FR2315817B1 (en) 1978-10-13
GB1546730A (en) 1979-05-31

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Legal Events

Date Code Title Description
ST Notification of lapse