JPS52146506A - Switch unit - Google Patents

Switch unit

Info

Publication number
JPS52146506A
JPS52146506A JP6307976A JP6307976A JPS52146506A JP S52146506 A JPS52146506 A JP S52146506A JP 6307976 A JP6307976 A JP 6307976A JP 6307976 A JP6307976 A JP 6307976A JP S52146506 A JPS52146506 A JP S52146506A
Authority
JP
Japan
Prior art keywords
switch unit
unify
improving
telephone set
indirectly driven
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.)
Pending
Application number
JP6307976A
Other languages
Japanese (ja)
Inventor
Masaki Ogawa
Yuichiro Takagawa
Yasuo Tomita
Osamu Watanabe
Kiyotaka Oka
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.)
Nippon Telegraph and Telephone Corp
Taiko Electric Works Ltd
Original Assignee
Nippon Telegraph and Telephone Corp
Taiko Electric Works 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 Nippon Telegraph and Telephone Corp, Taiko Electric Works Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP6307976A priority Critical patent/JPS52146506A/en
Publication of JPS52146506A publication Critical patent/JPS52146506A/en
Pending 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
    • H04M1/04—Supports for telephone transmitters or receivers
    • H04M1/06—Hooks; Cradles
    • H04M1/10—Hooks; Cradles associated with switches operated by magnetic effect due to proximity of receiver or hand-set

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Telephone Set Structure (AREA)

Abstract

PURPOSE:The compact hermetically-sealed contact spring pair in the telephone set is indirectly driven to unify the operating conditons, thereby improving the contact reliability.
JP6307976A 1976-05-31 1976-05-31 Switch unit Pending JPS52146506A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6307976A JPS52146506A (en) 1976-05-31 1976-05-31 Switch unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6307976A JPS52146506A (en) 1976-05-31 1976-05-31 Switch unit

Publications (1)

Publication Number Publication Date
JPS52146506A true JPS52146506A (en) 1977-12-06

Family

ID=13218959

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6307976A Pending JPS52146506A (en) 1976-05-31 1976-05-31 Switch unit

Country Status (1)

Country Link
JP (1) JPS52146506A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4214589Y1 (en) * 1964-10-10 1967-08-21

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4214589Y1 (en) * 1964-10-10 1967-08-21

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