GB798891A - Improvements in or relating to electric switches, more particularly for high frequencies - Google Patents

Improvements in or relating to electric switches, more particularly for high frequencies

Info

Publication number
GB798891A
GB798891A GB31299/56A GB3129956A GB798891A GB 798891 A GB798891 A GB 798891A GB 31299/56 A GB31299/56 A GB 31299/56A GB 3129956 A GB3129956 A GB 3129956A GB 798891 A GB798891 A GB 798891A
Authority
GB
United Kingdom
Prior art keywords
contacts
plate
recessed
relating
oct
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
GB31299/56A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB798891A publication Critical patent/GB798891A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01H19/56—Angularly-movable actuating part carrying contacts, e.g. drum switch
    • H01H19/58—Angularly-movable actuating part carrying contacts, e.g. drum switch having only axial contact pressure, e.g. disc switch, wafer switch
    • H01H19/585—Angularly-movable actuating part carrying contacts, e.g. drum switch having only axial contact pressure, e.g. disc switch, wafer switch provided with printed circuit contacts

Landscapes

  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
GB31299/56A 1955-10-18 1956-10-15 Improvements in or relating to electric switches, more particularly for high frequencies Expired GB798891A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL798891X 1955-10-18

Publications (1)

Publication Number Publication Date
GB798891A true GB798891A (en) 1958-07-30

Family

ID=19834587

Family Applications (1)

Application Number Title Priority Date Filing Date
GB31299/56A Expired GB798891A (en) 1955-10-18 1956-10-15 Improvements in or relating to electric switches, more particularly for high frequencies

Country Status (4)

Country Link
US (1) US2847523A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1158699A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB798891A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL92225C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2946877A (en) * 1958-02-14 1960-07-26 Sanders Associates Inc Printed circuit article
DE1209191B (de) * 1962-04-27 1966-01-20 Siemens Ag Elektrisches Geraet, bei dem die elektrischen Verbindungen zwischen seinen Bauelementen mittels Schaltungsplatten hergestellt sind
US3226495A (en) * 1962-10-04 1965-12-28 Fujitsu Ltd Rotary switch structure with saddleshaped insulator and two-legged contact brush
US3198895A (en) * 1963-02-06 1965-08-03 Sonotone Corp Rotary electrical switch with recessed contacts and sealing means
DE1516792B1 (de) * 1966-04-28 1970-01-02 Philips Patentverwaltung Schleiferanordnung fuer die Feinabstimmung eines Senders in UHF- und/oder VHF-Tunern fuer Fernsehempfangsgeraete
US3346708A (en) * 1966-07-27 1967-10-10 Edward E Morra Rotary switch with roller detent apparatus directly biasing contact structure into open and closed positions
US3482065A (en) * 1968-04-01 1969-12-02 Patrick J Ciaccia Rotary distributor switch for internal combustion engine
DE1765357B1 (de) * 1968-05-06 1971-05-13 Elmeg Mehrstellungs vorwahlschalter
US4038504A (en) * 1975-11-19 1977-07-26 A.C. Nielsen Company Rotary, printed circuit wafer switch and method for adjusting
US4218593A (en) * 1978-05-22 1980-08-19 Amerace Corporation Low resistance selector switch
DE3538546A1 (de) * 1985-10-30 1987-05-07 Braun Ag Elektrischer drehschalter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL90799C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1949-03-08
US2619621A (en) * 1950-10-04 1952-11-25 Brown Brockmeyer Company Electric motor and selector switch therefor

Also Published As

Publication number Publication date
FR1158699A (fr) 1958-06-18
NL92225C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US2847523A (en) 1958-08-12

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