FR2231164A1 - Safety helmet radio reciever - for motor cyclists requires little modification of helmet and is housed in helmet visor - Google Patents
Safety helmet radio reciever - for motor cyclists requires little modification of helmet and is housed in helmet visorInfo
- Publication number
- FR2231164A1 FR2231164A1 FR7319121A FR7319121A FR2231164A1 FR 2231164 A1 FR2231164 A1 FR 2231164A1 FR 7319121 A FR7319121 A FR 7319121A FR 7319121 A FR7319121 A FR 7319121A FR 2231164 A1 FR2231164 A1 FR 2231164A1
- Authority
- FR
- France
- Prior art keywords
- helmet
- visor
- housed
- requires little
- little modification
- 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
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/08—Constructional details, e.g. cabinet
- H04B1/086—Portable receivers
- H04B1/088—Portable receivers with parts of the receiver detachable or collapsible
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Helmets And Other Head Coverings (AREA)
Abstract
The radio receiver including if required a transmitter is built into a semicircular visor shape clipping onto the helmet so that the telephone type earphones line up with holes in the helmet at the ear position. The receiver which is a transistorised printed circuit type is positioned either side of the battery which is buried in the centre of the visor. A connection point is also provided to allow an external battery source such as the motorcycle accumulator to be used. A microphone may be fitted on the inside of the helmet at about mouth level if the helmet is of the type having lower face protection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7319121A FR2231164A1 (en) | 1973-05-25 | 1973-05-25 | Safety helmet radio reciever - for motor cyclists requires little modification of helmet and is housed in helmet visor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7319121A FR2231164A1 (en) | 1973-05-25 | 1973-05-25 | Safety helmet radio reciever - for motor cyclists requires little modification of helmet and is housed in helmet visor |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2231164A1 true FR2231164A1 (en) | 1974-12-20 |
FR2231164B3 FR2231164B3 (en) | 1976-05-21 |
Family
ID=9120013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7319121A Granted FR2231164A1 (en) | 1973-05-25 | 1973-05-25 | Safety helmet radio reciever - for motor cyclists requires little modification of helmet and is housed in helmet visor |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2231164A1 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4109105A (en) * | 1977-02-07 | 1978-08-22 | Von Statten Jr Richard J | Earphone mounting in safety helmet for motorcycle riders |
US4130803A (en) * | 1977-05-04 | 1978-12-19 | Thompson Kenneth L | Radio equipped protective helmet |
US4152553A (en) * | 1978-04-05 | 1979-05-01 | Maynard E. White | Protective helmet with voice communication system |
FR2466174A1 (en) * | 1979-09-21 | 1981-03-27 | Gentil Alain | PROTECTIVE HELMET WITH RECEIVER-TRANSMITTER |
-
1973
- 1973-05-25 FR FR7319121A patent/FR2231164A1/en active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4109105A (en) * | 1977-02-07 | 1978-08-22 | Von Statten Jr Richard J | Earphone mounting in safety helmet for motorcycle riders |
US4130803A (en) * | 1977-05-04 | 1978-12-19 | Thompson Kenneth L | Radio equipped protective helmet |
US4152553A (en) * | 1978-04-05 | 1979-05-01 | Maynard E. White | Protective helmet with voice communication system |
FR2466174A1 (en) * | 1979-09-21 | 1981-03-27 | Gentil Alain | PROTECTIVE HELMET WITH RECEIVER-TRANSMITTER |
Also Published As
Publication number | Publication date |
---|---|
FR2231164B3 (en) | 1976-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |