GB191029685A - Improvements in Telephones. - Google Patents

Improvements in Telephones.

Info

Publication number
GB191029685A
GB191029685A GB191029685DA GB191029685A GB 191029685 A GB191029685 A GB 191029685A GB 191029685D A GB191029685D A GB 191029685DA GB 191029685 A GB191029685 A GB 191029685A
Authority
GB
United Kingdom
Prior art keywords
receiver
loud
hook
speaking
circuit
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
Pascual Climent
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 GB191029685A publication Critical patent/GB191029685A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Telephone Set Structure (AREA)

Abstract

29,685. Climent, P. May 27, [Convention date]. Telephone systems and apparatus.-A sub-station is equipped with a loud-speaking as well as an ordinary receiver, and the circuits are controlled by a pair of switch hooks a, d. The ordinary receiver is connected between terminals f, and normally hangs on the hook a, so that the bell c is connected to line over contact b, When a call is received, the telephone may be held to the ear, its circuit being completed over contacts s and n, or it may be hung on the switch-hook d so as to close the circuit of the loud-speaking receiver g over contacts p and n. The microphone e is connected in by a contact m.
GB191029685D 1910-05-27 1910-12-21 Improvements in Telephones. Expired GB191029685A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES191029685X 1910-05-27

Publications (1)

Publication Number Publication Date
GB191029685A true GB191029685A (en) 1911-12-21

Family

ID=32524345

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191029685D Expired GB191029685A (en) 1910-05-27 1910-12-21 Improvements in Telephones.

Country Status (1)

Country Link
GB (1) GB191029685A (en)

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