IT948558B - - Google Patents

Info

Publication number
IT948558B
IT948558B IT48268/72A IT4826872A IT948558B IT 948558 B IT948558 B IT 948558B IT 48268/72 A IT48268/72 A IT 48268/72A IT 4826872 A IT4826872 A IT 4826872A IT 948558 B IT948558 B IT 948558B
Authority
IT
Italy
Application number
IT48268/72A
Other languages
Italian (it)
Original Assignee
Lucas Industries Ltd
Prisma Ottico E Interruttore E
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 Lucas Industries Ltd, Prisma Ottico E Interruttore E filed Critical Lucas Industries Ltd
Application granted granted Critical
Publication of IT948558B publication Critical patent/IT948558B/it

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • 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
    • H01H13/02—Details
    • H01H13/023—Light-emitting indicators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/054—Optical elements
    • H01H2219/06—Reflector
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/054—Optical elements
    • H01H2219/062—Light conductor
    • H01H2219/0621—Optical fiber light conductor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/18—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks
    • H01H9/182—Illumination of the symbols or distinguishing marks
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S116/00—Signals and indicators
    • Y10S116/28—Push button structure
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S200/00—Electricity: circuit makers and breakers
    • Y10S200/47—Light guides for switch indicators, e.g. prisms, reflectors or cables

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Push-Button Switches (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
IT48268/72A 1971-03-20 1972-02-11 IT948558B (en])

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB754171A GB1366953A (en) 1971-03-20 1971-03-20 Prisms

Publications (1)

Publication Number Publication Date
IT948558B true IT948558B (en]) 1973-06-11

Family

ID=9835092

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48268/72A IT948558B (en]) 1971-03-20 1972-02-11

Country Status (7)

Country Link
US (1) US3780248A (en])
JP (1) JPS5219969B1 (en])
AU (1) AU464407B2 (en])
ES (1) ES178055Y (en])
FR (1) FR2130161B1 (en])
GB (1) GB1366953A (en])
IT (1) IT948558B (en])

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR7203240D0 (pt) * 1972-05-06 1974-07-11 Lucas Electrical Co Ltd Interruptores eletricos
GB1524373A (en) * 1975-02-11 1978-09-13 Lucas Electrical Co Ltd Electrical switch
US4218775A (en) * 1978-06-22 1980-08-19 Motorola, Inc. Pushbutton radio tuner with illuminated pushbutton display
JPS6215939Y2 (en]) * 1979-01-10 1987-04-22
DE3019021A1 (de) * 1980-05-19 1981-11-26 Vdo Adolf Schindling Ag, 6000 Frankfurt Beleuchtungseinrichtung fuer einen drucktastenschalter
JPS5874735U (ja) * 1981-11-17 1983-05-20 株式会社東海理化電機製作所 摺動スイツチの切換位置表示装置
JPS59139510A (ja) * 1983-01-28 1984-08-10 寺崎電気産業株式会社 電気的スイツチの表示装置
JPS62101315U (en]) * 1985-12-13 1987-06-27
JPH0436506Y2 (en]) * 1986-04-30 1992-08-28
CA1295630C (en) * 1986-04-30 1992-02-11 Yoshiya Takahashi Light emitting push button switch for an electronic apparatus
US4927036A (en) * 1987-02-02 1990-05-22 Diehl Pojedinec Edward P Container with tamper indicator using piped light
JPH0163021U (en]) * 1987-10-19 1989-04-24

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB631236A (en) * 1944-10-20 1949-10-31 British Thomson Houston Co Ltd Improvements in and relating to push button switch assemblies
CH329894A (de) * 1955-04-21 1958-05-15 Siemens Ag Albis Leuchttaste
US3163739A (en) * 1961-09-13 1964-12-29 Gen Electric Switch with selectively lighted pushbutton actuators
US3341711A (en) * 1963-10-14 1967-09-12 Holophane Co Inc Photoelectrically controlled luminaire with a prism having a mounting portion
US3636915A (en) * 1968-07-25 1972-01-25 Oak Electro Netics Corp Rotary prism display
US3653136A (en) * 1968-07-25 1972-04-04 Oak Electro Netics Corp Rocker arm prism display
US3518386A (en) * 1968-08-27 1970-06-30 Raytheon Co Illuminated switch means

Also Published As

Publication number Publication date
FR2130161B1 (en]) 1977-04-01
US3780248A (en) 1973-12-18
GB1366953A (en) 1974-09-18
ES178055Y (es) 1973-05-01
ES178055U (es) 1972-10-16
AU464407B2 (en) 1975-08-07
FR2130161A1 (en]) 1972-11-03
JPS4737438A (en]) 1972-12-01
JPS5219969B1 (en]) 1977-05-31
AU3852872A (en) 1973-08-02
DE2213299B2 (de) 1976-01-02
DE2213299A1 (de) 1972-10-05

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