GB191423930A - Improvements in Selecting Devices for Telephone or other Circuits. - Google Patents

Improvements in Selecting Devices for Telephone or other Circuits.

Info

Publication number
GB191423930A
GB191423930A GB191423930DA GB191423930A GB 191423930 A GB191423930 A GB 191423930A GB 191423930D A GB191423930D A GB 191423930DA GB 191423930 A GB191423930 A GB 191423930A
Authority
GB
United Kingdom
Prior art keywords
wheel
spring
brush
escapement
motor
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
Other languages
English (en)
Inventor
Oliver Imray
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
Priority claimed from GB191323336D external-priority patent/GB191323336A/en
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of GB191423930A publication Critical patent/GB191423930A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H67/00—Electrically-operated selector switches
    • H01H67/02—Multi-position wiper switches
    • H01H67/04—Multi-position wiper switches having wipers movable only in one direction for purpose of selection
    • H01H67/06—Rotary switches, i.e. having angularly movable wipers

Landscapes

  • Monitoring And Testing Of Exchanges (AREA)
  • Mechanisms For Operating Contacts (AREA)
  • Testing Of Engines (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
GB191423930D 1913-10-15 1914-12-11 Improvements in Selecting Devices for Telephone or other Circuits. Expired GB191423930A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB191323336D GB191323336A (en) 1915-04-20 1913-10-15 Improvements in Automatic Selecting Devices for Telephone Systems.
DE191517946X 1915-04-20

Publications (1)

Publication Number Publication Date
GB191423930A true GB191423930A (en) 1915-06-10

Family

ID=34379284

Family Applications (3)

Application Number Title Priority Date Filing Date
GB191423930D Expired GB191423930A (en) 1913-10-15 1914-12-11 Improvements in Selecting Devices for Telephone or other Circuits.
GB191517946D Expired GB191517946A (en) 1913-10-15 1915-12-23 Improvements in or relating to Automatic Selectors for Telephone Systems.
GB11358/16A Expired GB103952A (en) 1913-10-15 1916-08-11 Improvements in or relating to Automatic Selecting Devices for Telephone Systems.

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB191517946D Expired GB191517946A (en) 1913-10-15 1915-12-23 Improvements in or relating to Automatic Selectors for Telephone Systems.
GB11358/16A Expired GB103952A (en) 1913-10-15 1916-08-11 Improvements in or relating to Automatic Selecting Devices for Telephone Systems.

Country Status (2)

Country Link
DE (2) DE272432C (enrdf_load_html_response)
GB (3) GB191423930A (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE761502C (de) * 1939-11-11 1954-05-03 Siemens & Halske A G Anordnung zur Steuerung des Abschaltekontaktes fuer den Ruecklauf von Schrittschaltwerken mit Nullstellung in Fernmeldeanlagen
DE4426679A1 (de) * 1994-07-28 1996-02-01 Ako Werke Gmbh & Co Verteilergetriebe

Also Published As

Publication number Publication date
DE272432C (enrdf_load_html_response) 1914-03-31
GB103952A (en) 1917-02-15
GB191517946A (en) 1916-06-08
DE333163C (de) 1921-02-18

Similar Documents

Publication Publication Date Title
GB191423930A (en) Improvements in Selecting Devices for Telephone or other Circuits.
US1175610A (en) Clock or watch.
US1961320A (en) Horology system
US1324401A (en) Electric controlling-switch
GB510121A (en) Improvements in vehicles for toy electric railways
US2235273A (en) Circuit controlling device
US474771A (en) Telethermometer
US2117508A (en) Electrically driven master clock
US1945990A (en) Time meter
US1337680A (en) Time-measuring system
US1905875A (en) Parking clock
US399128A (en) Self-winding electric clock
US1310023A (en) Mechanical motor
US1617217A (en) Electric clock
GB191027293A (en) Improvements in Electrically Driven Clocks and other Electrically Driven Running Mechanisms.
US868581A (en) Self-winding clock.
US327898A (en) Clocks in series
US1296048A (en) Electric clock.
GB121594A (en) Electric Time Switch.
US765383A (en) Electric secondary clock.
US502215A (en) Electric winding attachment for clocks
GB190917888A (en) Improvements in Electric Driving Mechanism for Clockwork.
GB191217779A (en) Improvements in or relating to Electric Striking Gear.
GB191013525A (en) Improvements in Electro-magnets and Armatures.
US611822A (en) schmidt