GB397959A - Wireless-receiving headgear for personal wear - Google Patents

Wireless-receiving headgear for personal wear

Info

Publication number
GB397959A
GB397959A GB1144532A GB1144532A GB397959A GB 397959 A GB397959 A GB 397959A GB 1144532 A GB1144532 A GB 1144532A GB 1144532 A GB1144532 A GB 1144532A GB 397959 A GB397959 A GB 397959A
Authority
GB
United Kingdom
Prior art keywords
batteries
wireless
personal wear
receiving headgear
headgear
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
GB1144532A
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.)
BERNARD JOSEPH ROGER MCDERMOTT
WILLIAM THOMAS EMBERSON
Original Assignee
BERNARD JOSEPH ROGER MCDERMOTT
WILLIAM THOMAS EMBERSON
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 BERNARD JOSEPH ROGER MCDERMOTT, WILLIAM THOMAS EMBERSON filed Critical BERNARD JOSEPH ROGER MCDERMOTT
Priority to GB1144532A priority Critical patent/GB397959A/en
Publication of GB397959A publication Critical patent/GB397959A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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

Abstract

397,959. Batteries. McDERMOTTROE, B. J. R., Southview, Long Road, and EMBERSON, W. T., White Heather, Mitchell's Avenue, both in Canvey Island. April 21, 1932, No. 11445. [Class 53.] The batteries for a portable wireless receiver are preferably carried in a casing 29 to be mounted on a belt, and are held in clips 30, contacts 31, 32 engaging with the poles of the batteries. The last battery is electrically separated from the rest to serve as a source of low tension.
GB1144532A 1932-04-21 1932-04-21 Wireless-receiving headgear for personal wear Expired GB397959A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1144532A GB397959A (en) 1932-04-21 1932-04-21 Wireless-receiving headgear for personal wear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1144532A GB397959A (en) 1932-04-21 1932-04-21 Wireless-receiving headgear for personal wear

Publications (1)

Publication Number Publication Date
GB397959A true GB397959A (en) 1933-09-07

Family

ID=9986388

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1144532A Expired GB397959A (en) 1932-04-21 1932-04-21 Wireless-receiving headgear for personal wear

Country Status (1)

Country Link
GB (1) GB397959A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2904645A (en) * 1956-09-17 1959-09-15 George A Sarles Helmet radios including a transistor amplifier
US3183443A (en) * 1961-09-16 1965-05-11 Charbonnages De France Transmission system with antenna means for coupling to an insulated conductror
CN110169618A (en) * 2019-07-05 2019-08-27 国家电网有限公司 A kind of safety cap

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2904645A (en) * 1956-09-17 1959-09-15 George A Sarles Helmet radios including a transistor amplifier
US3183443A (en) * 1961-09-16 1965-05-11 Charbonnages De France Transmission system with antenna means for coupling to an insulated conductror
CN110169618A (en) * 2019-07-05 2019-08-27 国家电网有限公司 A kind of safety cap

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