GB2047515B - Safety helmet communications systems - Google Patents

Safety helmet communications systems

Info

Publication number
GB2047515B
GB2047515B GB7836542A GB7836542A GB2047515B GB 2047515 B GB2047515 B GB 2047515B GB 7836542 A GB7836542 A GB 7836542A GB 7836542 A GB7836542 A GB 7836542A GB 2047515 B GB2047515 B GB 2047515B
Authority
GB
United Kingdom
Prior art keywords
communications systems
safety helmet
helmet communications
safety
systems
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
GB7836542A
Other versions
GB2047515A (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 GB7836542A priority Critical patent/GB2047515B/en
Publication of GB2047515A publication Critical patent/GB2047515A/en
Application granted granted Critical
Publication of GB2047515B publication Critical patent/GB2047515B/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
GB7836542A 1978-09-12 1978-09-12 Safety helmet communications systems Expired GB2047515B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7836542A GB2047515B (en) 1978-09-12 1978-09-12 Safety helmet communications systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7836542A GB2047515B (en) 1978-09-12 1978-09-12 Safety helmet communications systems

Publications (2)

Publication Number Publication Date
GB2047515A GB2047515A (en) 1980-12-03
GB2047515B true GB2047515B (en) 1982-08-11

Family

ID=10499620

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7836542A Expired GB2047515B (en) 1978-09-12 1978-09-12 Safety helmet communications systems

Country Status (1)

Country Link
GB (1) GB2047515B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0074969A1 (en) * 1981-03-20 1983-03-30 François Cabinet John Schmitt Chaise Device for communicating between users of a vehicle
FR2510793B1 (en) * 1981-07-29 1986-07-25 Chaise Francois IMPROVEMENTS ON A DEVICE ALLOWING OUT OF ITS PHONIC ISOLATION ANY USER OF A NOISE VEHICLE
EP0102617A3 (en) * 1982-09-04 1986-01-08 HAUNI-WERKE KÖRBER & CO. KG. Communication device for motorcyclists' safety helmets
GB2252231B (en) * 1991-01-21 1994-07-06 John Watkins Hood for divers

Also Published As

Publication number Publication date
GB2047515A (en) 1980-12-03

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Legal Events

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