FR2510793B1 - IMPROVEMENTS ON A DEVICE ALLOWING OUT OF ITS PHONIC ISOLATION ANY USER OF A NOISE VEHICLE - Google Patents

IMPROVEMENTS ON A DEVICE ALLOWING OUT OF ITS PHONIC ISOLATION ANY USER OF A NOISE VEHICLE

Info

Publication number
FR2510793B1
FR2510793B1 FR8114905A FR8114905A FR2510793B1 FR 2510793 B1 FR2510793 B1 FR 2510793B1 FR 8114905 A FR8114905 A FR 8114905A FR 8114905 A FR8114905 A FR 8114905A FR 2510793 B1 FR2510793 B1 FR 2510793B1
Authority
FR
France
Prior art keywords
user
device allowing
noise vehicle
allowing out
phonic
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
FR8114905A
Other languages
French (fr)
Other versions
FR2510793A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8114905A priority Critical patent/FR2510793B1/en
Priority to EP19820900813 priority patent/EP0074969A1/en
Priority to PCT/FR1982/000053 priority patent/WO1982003160A1/en
Priority to AU82054/82A priority patent/AU8205482A/en
Publication of FR2510793A1 publication Critical patent/FR2510793A1/en
Application granted granted Critical
Publication of FR2510793B1 publication Critical patent/FR2510793B1/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/30—Mounting radio sets or communication systems
    • A42B3/303—Communication between riders or passengers
    • 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
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/22—Methods or devices for transmitting, conducting or directing sound for conducting sound through hollow pipes, e.g. speaking tubes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/04—Supports for telephone transmitters or receivers
    • H04M1/05—Supports for telephone transmitters or receivers specially adapted for use on head, throat or breast

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Helmets And Other Head Coverings (AREA)
FR8114905A 1981-03-20 1981-07-29 IMPROVEMENTS ON A DEVICE ALLOWING OUT OF ITS PHONIC ISOLATION ANY USER OF A NOISE VEHICLE Expired FR2510793B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8114905A FR2510793B1 (en) 1981-07-29 1981-07-29 IMPROVEMENTS ON A DEVICE ALLOWING OUT OF ITS PHONIC ISOLATION ANY USER OF A NOISE VEHICLE
EP19820900813 EP0074969A1 (en) 1981-03-20 1982-03-19 Device for communicating between users of a vehicle
PCT/FR1982/000053 WO1982003160A1 (en) 1981-03-20 1982-03-19 Device for communicating between users of a vehicle
AU82054/82A AU8205482A (en) 1981-03-20 1982-03-19 Device for communicating between users of a vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8114905A FR2510793B1 (en) 1981-07-29 1981-07-29 IMPROVEMENTS ON A DEVICE ALLOWING OUT OF ITS PHONIC ISOLATION ANY USER OF A NOISE VEHICLE

Publications (2)

Publication Number Publication Date
FR2510793A1 FR2510793A1 (en) 1983-02-04
FR2510793B1 true FR2510793B1 (en) 1986-07-25

Family

ID=9261034

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8114905A Expired FR2510793B1 (en) 1981-03-20 1981-07-29 IMPROVEMENTS ON A DEVICE ALLOWING OUT OF ITS PHONIC ISOLATION ANY USER OF A NOISE VEHICLE

Country Status (1)

Country Link
FR (1) FR2510793B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230143153A1 (en) * 2021-11-05 2023-05-11 Versi LLC Hats with sound directing assemblies

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1656914A (en) * 1925-10-17 1928-01-24 Hart Henry Ridgeway Communicating helmet
US3693748A (en) * 1971-11-10 1972-09-26 Doyal H Jones Motorcycle helmet communication system
US3830334A (en) * 1973-02-05 1974-08-20 P Costa Speaker attachment for automobile radios and the like
FR2282767A1 (en) * 1974-08-22 1976-03-19 Poulain Bernard Protective helmet with integral earphones - has main earphone on rigid wall linked to cavities in padding by acoustic channels
FR2368236A1 (en) * 1976-10-22 1978-05-19 Greze Andre Safety helmet construction for motorcyclist - incorporates microphones and headphones to allow communication between rider and passenger
GB2047515B (en) * 1978-09-12 1982-08-11 Davies J Safety helmet communications systems

Also Published As

Publication number Publication date
FR2510793A1 (en) 1983-02-04

Similar Documents

Publication Publication Date Title
BE856952A (en) PIPE CONNECTION DEVICE
ES509839A0 (en) "A TRACTION DETECTION DEVICE FOR A TRACTOR".
BE894126A (en) MARINE PROPULSION DEVICE
BE876163A (en) SIGNAL COMBINATION DEVICE
FR2518678B1 (en) CLUTCH DEVICE
FR2339838A1 (en) DEVICE FOR DETECTION OF THE RELATIVE POSITION OF AN ELEMENT
FR2493260B1 (en) MARINE CABLE ANCHORING DEVICE
FR2497743B1 (en) WIPER DEVICE
MX154097A (en) IMPROVEMENTS IN AN AUTOMOBILE DISENGAGEMENT DEVICE
FR2514136B1 (en) VEHICLE FORCE MEASURING DEVICE
BE884316A (en) VEHICLE HITCHING DEVICE
BE892588A (en) CONSOLE SUPPORT DEVICE
FR2821999B1 (en) DEVICE FOR SYNTHESIZING A PSEUDO-RANDOM NOISE SIGNAL
BE853655A (en) SOUNDPROOFING DEVICE WITH PARTITION ELEMENTS
FR2514956B1 (en) PLUG CONNECTION DEVICE
FR2614102B1 (en) DEVICE FOR VISUALIZING AN AIR FLOW
FR2510793B1 (en) IMPROVEMENTS ON A DEVICE ALLOWING OUT OF ITS PHONIC ISOLATION ANY USER OF A NOISE VEHICLE
FR2493411B1 (en) IGNITION CONTROL DEVICE
FR2517403B1 (en) DIFFERENTIAL LOCKING DEVICE
FR2476966B1 (en) ROTARY HARNESS COMPRISING AN IMPROVED HITCHING DEVICE
FR2518688B1 (en) SPEED REDUCING DEVICE
FR2486762B1 (en) TRACTION FORCE DETECTION DEVICE OF A TRACTOR
FR2496500B1 (en) COATING DEVICE COMPRISING AN AIR NOZZLE SYSTEM
FR2503463B1 (en) CONNECTION DEVICE
BE889175A (en) VEHICLE HITCHING DEVICE

Legal Events

Date Code Title Description
ST Notification of lapse