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GB336286A - Improvements in helmets for aviators - Google Patents

Improvements in helmets for aviators

Info

Publication number
GB336286A
GB336286A GB2134829A GB2134829A GB336286A GB 336286 A GB336286 A GB 336286A GB 2134829 A GB2134829 A GB 2134829A GB 2134829 A GB2134829 A GB 2134829A GB 336286 A GB336286 A GB 336286A
Authority
GB
United Kingdom
Prior art keywords
flaps
aviators
helmets
head
amplion
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
GB2134829A
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.)
GRAHAM AMPLION Ltd
Original Assignee
GRAHAM AMPLION Ltd
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 GRAHAM AMPLION Ltd filed Critical GRAHAM AMPLION Ltd
Priority to GB2134829A priority Critical patent/GB336286A/en
Publication of GB336286A publication Critical patent/GB336286A/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

Landscapes

  • Glass Compositions (AREA)

Abstract

336,286. Graham Amplion, Ltd., and Sinclair, D. July 11, 1929. Head-sets.-Helmets or like head coverings for aviators or motorists, of the kind having side-flaps for protecting the ears, have a telephone receiver or receivers mounted in the side flaps and a transmitter or transmitters 18, 19 carried by supports on or close to the flaps to engage the wearer's face above the lip, beside the nose and just below the prominence of the cheek bone. The microphones mav be of the kind described in Specification 326,310. Specification 8945/06 also is referred to.
GB2134829A 1929-07-11 1929-07-11 Improvements in helmets for aviators Expired GB336286A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2134829A GB336286A (en) 1929-07-11 1929-07-11 Improvements in helmets for aviators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2134829A GB336286A (en) 1929-07-11 1929-07-11 Improvements in helmets for aviators

Publications (1)

Publication Number Publication Date
GB336286A true GB336286A (en) 1930-10-13

Family

ID=10161368

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2134829A Expired GB336286A (en) 1929-07-11 1929-07-11 Improvements in helmets for aviators

Country Status (1)

Country Link
GB (1) GB336286A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2901751A (en) * 1957-07-03 1959-09-01 Robert S Gales Noise attenuator
DE1204272B (en) * 1960-02-24 1965-11-04 Louis Ernest Bonnin Language set
GB2246015A (en) * 1990-06-26 1992-01-15 Matsushita Electric Ind Co Ltd Bone-conduction transducer
EP1099390A1 (en) * 1999-11-12 2001-05-16 Ludovico Fassitelli Open type protection helmet provided with interphone equipment

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2901751A (en) * 1957-07-03 1959-09-01 Robert S Gales Noise attenuator
DE1204272B (en) * 1960-02-24 1965-11-04 Louis Ernest Bonnin Language set
GB2246015A (en) * 1990-06-26 1992-01-15 Matsushita Electric Ind Co Ltd Bone-conduction transducer
US5228092A (en) * 1990-06-26 1993-07-13 Matsushita Electric Industrial Co., Ltd. Voice transducer
GB2246015B (en) * 1990-06-26 1994-11-16 Matsushita Electric Ind Co Ltd A voice transducer
EP1099390A1 (en) * 1999-11-12 2001-05-16 Ludovico Fassitelli Open type protection helmet provided with interphone equipment

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