GB493256A - Improvements in or relating to two speed gear mechanisms for actuating tuning devices in radio receivers and other tunable electric apparatus - Google Patents

Improvements in or relating to two speed gear mechanisms for actuating tuning devices in radio receivers and other tunable electric apparatus

Info

Publication number
GB493256A
GB493256A GB3576/38A GB357638A GB493256A GB 493256 A GB493256 A GB 493256A GB 3576/38 A GB3576/38 A GB 3576/38A GB 357638 A GB357638 A GB 357638A GB 493256 A GB493256 A GB 493256A
Authority
GB
United Kingdom
Prior art keywords
driving
speed gear
electric apparatus
actuating
relating
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
GB3576/38A
Other languages
English (en)
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB493256A publication Critical patent/GB493256A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/06—Driving or adjusting arrangements; combined with other driving or adjusting arrangements, e.g. of gain control
    • H03J1/14—Special arrangements for fine and coarse tuning

Landscapes

  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Details Of Aerials (AREA)
  • Transmission Devices (AREA)
GB3576/38A 1937-04-07 1938-02-04 Improvements in or relating to two speed gear mechanisms for actuating tuning devices in radio receivers and other tunable electric apparatus Expired GB493256A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE212748X 1937-04-07

Publications (1)

Publication Number Publication Date
GB493256A true GB493256A (en) 1938-10-05

Family

ID=3865964

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3576/38A Expired GB493256A (en) 1937-04-07 1938-02-04 Improvements in or relating to two speed gear mechanisms for actuating tuning devices in radio receivers and other tunable electric apparatus

Country Status (4)

Country Link
CH (1) CH212748A (fr)
FR (1) FR836228A (fr)
GB (1) GB493256A (fr)
NL (1) NL57657C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5020389A (en) * 1989-08-30 1991-06-04 Robertshaw Controls Company Control device having push to turn selector means and method of making the same
US5121653A (en) * 1989-08-30 1992-06-16 Robertshaw Controls Company Control device having a push to turn selector means

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5020389A (en) * 1989-08-30 1991-06-04 Robertshaw Controls Company Control device having push to turn selector means and method of making the same
US5121653A (en) * 1989-08-30 1992-06-16 Robertshaw Controls Company Control device having a push to turn selector means

Also Published As

Publication number Publication date
CH212748A (fr) 1940-12-15
NL57657C (fr)
FR836228A (fr) 1939-01-12

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