GB191015448A - Improvements in and relating to Sanitary Mouth-pieces for Telephones and other Instruments. - Google Patents

Improvements in and relating to Sanitary Mouth-pieces for Telephones and other Instruments.

Info

Publication number
GB191015448A
GB191015448A GB191015448DA GB191015448A GB 191015448 A GB191015448 A GB 191015448A GB 191015448D A GB191015448D A GB 191015448DA GB 191015448 A GB191015448 A GB 191015448A
Authority
GB
United Kingdom
Prior art keywords
cap
telephones
instruments
relating
pieces
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
Inventor
John Barry O'hara
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
Application granted granted Critical
Publication of GB191015448A publication Critical patent/GB191015448A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/12—Sanitary or hygienic devices for mouthpieces or earpieces, e.g. for protecting against infection

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Closures For Containers (AREA)
  • Pivots And Pivotal Connections (AREA)

Abstract

15,448. O'Hara, J. B. June 28. Speaking-tubes.-The mouthpieces of speaking-tubes &c. are provided with a pivoted cap 15 containing disinfectant, the cap being hinged to a bracket 11 secured to the flange 9. Between the cap 15 and a perforated cup 17 containing the disinfectant is arranged a rubber gasket 20, which engages the flange 9 in the closed position of the cap. A bolt 21 secures the cup 17 and a finger-piece 23 in position.
GB191015448D 1910-06-28 1910-06-28 Improvements in and relating to Sanitary Mouth-pieces for Telephones and other Instruments. Expired GB191015448A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191015448T 1910-06-28

Publications (1)

Publication Number Publication Date
GB191015448A true GB191015448A (en) 1910-10-13

Family

ID=32562675

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191015448D Expired GB191015448A (en) 1910-06-28 1910-06-28 Improvements in and relating to Sanitary Mouth-pieces for Telephones and other Instruments.

Country Status (2)

Country Link
FR (1) FR418395A (en)
GB (1) GB191015448A (en)

Also Published As

Publication number Publication date
FR418395A (en) 1910-12-07

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