GB190906523A - Improvements in Telephones. - Google Patents

Improvements in Telephones.

Info

Publication number
GB190906523A
GB190906523A GB190906523DA GB190906523A GB 190906523 A GB190906523 A GB 190906523A GB 190906523D A GB190906523D A GB 190906523DA GB 190906523 A GB190906523 A GB 190906523A
Authority
GB
United Kingdom
Prior art keywords
telephones
diaphragm
transmitter
damping
springs
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
Arthur Harold Nicholson
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 GB190906523A publication Critical patent/GB190906523A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)

Abstract

6523. Nicholson, A. H. March 18. Telephones.-In a telephone in which the transmitter and the receiver are mounted substantially coaxially in the same instrument, the transmitter diaphragm is provided with helical damping-springs arranged around its circumference. The springs b rest against damping-pads d in contact with the diaphragm a and against the base-plate c.
GB190906523D 1909-03-18 1909-03-18 Improvements in Telephones. Expired GB190906523A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190906523T 1909-03-18

Publications (1)

Publication Number Publication Date
GB190906523A true GB190906523A (en) 1909-05-27

Family

ID=32442794

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190906523D Expired GB190906523A (en) 1909-03-18 1909-03-18 Improvements in Telephones.

Country Status (1)

Country Link
GB (1) GB190906523A (en)

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