Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04M—TELEPHONIC COMMUNICATION
  • H04M1/00—Substation equipment, e.g. for use by subscribers
  • H04M1/26—Devices for calling a subscriber
  • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
  • H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
  • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
  • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
  • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
  • H01H19/54—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand the operating part having at least five or an unspecified number of operative positions
  • H01H19/60—Angularly-movable actuating part carrying no contacts
  • H01H19/63—Contacts actuated by axial cams
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
  • H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
  • H01H21/02—Details
  • H01H21/18—Movable parts; Contacts mounted thereon
  • H01H21/36—Driving mechanisms

Landscapes

• Engineering & Computer Science (AREA)
• Signal Processing (AREA)
• Transmission Devices (AREA)
• Rotary Switch, Piano Key Switch, And Lever Switch (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=7017224

Family Applications (2)

Family Applications Before (1)

Country Status (7)

Family Cites Families (2)

• 0
  • NL NL269368D patent/NL269368A/xx unknown
  • NL NL126807D patent/NL126807C/xx active
• 1960
  • 1960-10-15 DE DEC22534A patent/DE1187296B/de active Pending
• 1961
  • 1961-09-26 AT AT724161A patent/AT242776B/de active
  • 1961-09-28 CH CH1128761A patent/CH406306A/de unknown
  • 1961-09-29 GB GB3518361A patent/GB984724A/en not_active Expired
  • 1961-10-10 BE BE609002A patent/BE609002A/fr unknown
  • 1961-10-14 DK DK409561A patent/DK104849C/da active

Also Published As

Similar Documents