GB522735A - Improvements in self-locking electric switches - Google Patents

Improvements in self-locking electric switches

Info

Publication number
GB522735A
GB522735A GB36447/38A GB3644738A GB522735A GB 522735 A GB522735 A GB 522735A GB 36447/38 A GB36447/38 A GB 36447/38A GB 3644738 A GB3644738 A GB 3644738A GB 522735 A GB522735 A GB 522735A
Authority
GB
United Kingdom
Prior art keywords
plates
plungers
locking bar
depression
plunger
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
GB36447/38A
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.)
Oak Manufacturing Co
Original Assignee
Oak Manufacturing Co
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 Oak Manufacturing Co filed Critical Oak Manufacturing Co
Publication of GB522735A publication Critical patent/GB522735A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01H13/72—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 wherein the switch has means for limiting the number of operating members that can concurrently be in the actuated position
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
    • H01H15/02—Details
    • H01H15/06—Movable parts; Contacts mounted thereon
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/04—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings operated by hand
    • H03J5/12—Settings determined by a number of separately-actuated driving means which adjust the tuning element directly to desired settings
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/26—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection operated by hand
    • H03J5/32—Stationary tuning circuits or elements selected by push-button
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/20—Control lever and linkage systems
    • Y10T74/20207—Multiple controlling elements for single controlled element
    • Y10T74/20238—Interlocked
    • Y10T74/20244—Push button

Landscapes

  • Push-Button Switches (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
GB36447/38A 1937-12-20 1938-12-14 Improvements in self-locking electric switches Expired GB522735A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US180742A US2213845A (en) 1937-12-20 1937-12-20 Switch
US231399A US2196433A (en) 1937-12-20 1938-09-23 Electric switch

Publications (1)

Publication Number Publication Date
GB522735A true GB522735A (en) 1940-06-26

Family

ID=22869075

Family Applications (2)

Application Number Title Priority Date Filing Date
GB36447/38A Expired GB522735A (en) 1937-12-20 1938-12-14 Improvements in self-locking electric switches
GB36446/38A Expired GB522540A (en) 1937-12-20 1938-12-14 Improvements in or relating to contact arrangements of electric switches

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB36446/38A Expired GB522540A (en) 1937-12-20 1938-12-14 Improvements in or relating to contact arrangements of electric switches

Country Status (6)

Country Link
US (2) US2213845A (enrdf_load_stackoverflow)
BE (1) BE431759A (enrdf_load_stackoverflow)
DE (1) DE975760C (enrdf_load_stackoverflow)
FR (1) FR847717A (enrdf_load_stackoverflow)
GB (2) GB522735A (enrdf_load_stackoverflow)
NL (1) NL61422C (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2502042A (en) * 1945-07-14 1950-03-28 Pollak Corp Joseph Electrical switch
US3271757A (en) * 1965-09-24 1966-09-06 Jr Nathaniel B Wales Multi position manual latching switch for indicating last entry

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126457A (en) * 1964-03-24 jones
US2439410A (en) * 1942-02-20 1948-04-13 Motorola Inc Combined radio transmitter and receiver
US2451150A (en) * 1944-06-02 1948-10-12 Rca Corp Radio remote-control system
GB645024A (en) * 1946-12-04 1950-10-25 Harry Clifford Hansen Improvements in electrical tuning devices for wireless receiving apparatus
US2557480A (en) * 1947-10-02 1951-06-19 Jr Richard L Snyder Selector switching apparatus
US2691702A (en) * 1949-03-17 1954-10-12 Grigsby Allison Company Inc Push-button electric switch
US2671137A (en) * 1951-05-15 1954-03-02 Telephonics Corp Switch
DE973427C (de) * 1951-07-31 1960-02-18 Siemens Elektrogeraete Gmbh Schaltvorrichtung mit mehreren Drucktasten
DE956778C (de) * 1953-03-01 1957-01-24 Blaupunkt Werke Gmbh Mehrfachschalter, insbesondere Wellenschalter, fuer Hochfrequenzstromkreise
US2816259A (en) * 1953-10-29 1957-12-10 Papitto Gene Remote control channel selector for television receivers and the like
US2790858A (en) * 1954-08-16 1957-04-30 Tseng Hung-Tu Push button three way switch
US2897685A (en) * 1956-02-06 1959-08-04 Chrysler Corp Control apparatus for vehicle transmission
DE1088586B (de) * 1957-02-23 1960-09-08 Graetz Kommanditgesellschaft Drucktastenschalter fuer mehrere Tasten mit gegenseitiger Ausloesung
US2968704A (en) * 1958-06-27 1961-01-17 Gen Electric Pushbutton switch with spring loaded slider
US2973663A (en) * 1959-01-02 1961-03-07 Oak Mfg Co Push rod mechanism
FR1268593A (fr) * 1960-06-23 1961-08-04 Electro Commutation L Nouveaux commutateurs électriques
US3169173A (en) * 1962-02-01 1965-02-09 Gen Electric Push-button switch operable by external actuator
US3174000A (en) * 1962-09-19 1965-03-16 Oak Mfg Co Arc resistant switch
US3320372A (en) * 1965-02-15 1967-05-16 Oak Electro Netics Corp Channel selecting switch with improved locking means
DE2255336C3 (de) * 1972-11-11 1975-05-15 Adlerwerke Vorm. Heinrich Kleyer Ag, 6000 Frankfurt Ver- und Entriegelungsvorrichtung für Tasten

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE73970C (de) * s. bergmann in Berlin N., Fennstrafse 21 Augenblicksausschalter zur Regelung der Umdrehungsgeschwindigkeit elektrischer Treibmaschinen
DE318573C (enrdf_load_stackoverflow) *
DE470114C (de) * 1923-01-16 1929-01-08 Rembrandt Peale Linienwahlschalter
DE448390C (de) * 1925-05-18 1927-08-17 Celos Anlasserbau G M B H Messerkontakt
DE540011C (de) * 1929-05-26 1931-12-08 Fuld & Co Telephon Und Telegra Schaltvorrichtung fuer Fernsprech-Nebenstellenanlagen zur Verbindung der Amtsleitungen mit einer beliebigen Nebenstellenleitung
DE529637C (de) * 1929-10-22 1931-07-16 Engel Paul Elektrischer Umschalter fuer Schwachstromkreise
DE560969C (de) * 1930-09-26 1932-10-08 Ideal Werke Akt Ges Fuer Draht Umschalter fuer Radiogeraete
DE597130C (de) * 1931-05-03 1934-05-28 Fuld & Co H Schaltglied fuer Stangenwaehler mit mehreren Buerstensaetzen
DE621814C (de) * 1932-10-06 1935-11-14 Siemens Schuckertwerke Akt Ges Schiebeschalter, insbesondere fuer die Stufenschaltung von Transformatoren

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2502042A (en) * 1945-07-14 1950-03-28 Pollak Corp Joseph Electrical switch
US3271757A (en) * 1965-09-24 1966-09-06 Jr Nathaniel B Wales Multi position manual latching switch for indicating last entry

Also Published As

Publication number Publication date
DE975760C (de) 1962-08-30
US2196433A (en) 1940-04-09
US2213845A (en) 1940-09-03
GB522540A (en) 1940-06-20
NL61422C (enrdf_load_stackoverflow) 1948-07-15
FR847717A (fr) 1939-10-16
BE431759A (enrdf_load_stackoverflow) 1939-01-31

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