FR1213562A - Perfectionnements aux interrupteurs - Google Patents
Perfectionnements aux interrupteursInfo
- Publication number
- FR1213562A FR1213562A FR1213562DA FR1213562A FR 1213562 A FR1213562 A FR 1213562A FR 1213562D A FR1213562D A FR 1213562DA FR 1213562 A FR1213562 A FR 1213562A
- Authority
- FR
- France
- Prior art keywords
- refinements
- switch
- switch refinements
- 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
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
- H01H13/74—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 each contact set returning to its original state only upon actuation of another of the operating members
-
- 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
- H01H21/22—Operating parts, e.g. handle
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US681552A US2821582A (en) | 1957-09-03 | 1957-09-03 | Piano key switch |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1213562A true FR1213562A (fr) | 1960-04-01 |
Family
ID=24735758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1213562D Expired FR1213562A (fr) | 1957-09-03 | 1958-09-03 | Perfectionnements aux interrupteurs |
Country Status (2)
Country | Link |
---|---|
US (1) | US2821582A (fr) |
FR (1) | FR1213562A (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3071659A (en) * | 1960-03-23 | 1963-01-01 | Gen Electric | Rocker-operated switch |
US3179756A (en) * | 1961-05-23 | 1965-04-20 | Gen Electric | Key-operated pushbutton switch |
US3136869A (en) * | 1962-06-21 | 1964-06-09 | Hammond Organ Co | Interlocking control tablets for use in an organ |
US3489867A (en) * | 1968-11-04 | 1970-01-13 | Standard Kollsman Ind Inc | Pushbutton selector switch |
CA1000330A (en) * | 1974-06-14 | 1976-11-23 | Northern Electric Company Limited | Pushbutton switch assembly |
US4061072A (en) * | 1976-02-10 | 1977-12-06 | Castillo Juan M Del | Device to identify chords on a keyboard instrument and key mechanism for use therewith |
JPS5737372Y2 (fr) * | 1976-07-02 | 1982-08-18 | ||
JPS6119471Y2 (fr) * | 1979-09-08 | 1986-06-12 | ||
US5749457A (en) * | 1996-12-23 | 1998-05-12 | Motorola Inc. | Electronic device with switch and pivotable actuator assembly |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2535178A (en) * | 1950-12-26 | Auxiliary keyboard | ||
US1423306A (en) * | 1920-01-31 | 1922-07-18 | Bryant Electric Co | Electric switch |
-
1957
- 1957-09-03 US US681552A patent/US2821582A/en not_active Expired - Lifetime
-
1958
- 1958-09-03 FR FR1213562D patent/FR1213562A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2821582A (en) | 1958-01-28 |
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