CH40172A4 - - Google Patents

Info

Publication number
CH40172A4
CH40172A4 CH40172D CH40172D CH40172A4 CH 40172 A4 CH40172 A4 CH 40172A4 CH 40172 D CH40172 D CH 40172D CH 40172 D CH40172 D CH 40172D CH 40172 A4 CH40172 A4 CH 40172A4
Authority
CH
Switzerland
Application number
CH40172D
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
Priority claimed from US00149423A external-priority patent/US3839857A/en
Application filed filed Critical
Publication of CH40172A4 publication Critical patent/CH40172A4/xx

Links

Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04GELECTRONIC TIME-PIECES
    • G04G9/00Visual time or date indication means
    • G04G9/0023Visual time or date indication means by light valves in general
    • G04G9/0029Details
    • G04G9/0035Details constructional
    • GPHYSICS
    • G04HOROLOGY
    • G04GELECTRONIC TIME-PIECES
    • G04G9/00Visual time or date indication means
    • G04G9/0023Visual time or date indication means by light valves in general
    • G04G9/0029Details
    • G04G9/0035Details constructional
    • G04G9/0041Illumination devices
    • GPHYSICS
    • G04HOROLOGY
    • G04GELECTRONIC TIME-PIECES
    • G04G9/00Visual time or date indication means
    • G04G9/02Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques
    • G04G9/06Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals
    • GPHYSICS
    • G04HOROLOGY
    • G04GELECTRONIC TIME-PIECES
    • G04G9/00Visual time or date indication means
    • G04G9/08Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques
    • G04G9/12Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/15Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on an electrochromic effect
    • G02F1/1514Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on an electrochromic effect characterised by the electrochromic material, e.g. by the electrodeposited material
    • G02F1/1523Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on an electrochromic effect characterised by the electrochromic material, e.g. by the electrodeposited material comprising inorganic material
    • G02F1/1524Transition metal compounds

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electric Clocks (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
CH40172D 1971-01-12 1972-01-12 CH40172A4 (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10588371A 1971-01-12 1971-01-12
US00149423A US3839857A (en) 1971-06-03 1971-06-03 Electrochromic information displays

Publications (1)

Publication Number Publication Date
CH40172A4 true CH40172A4 (enrdf_load_stackoverflow) 1974-10-31

Family

ID=26803050

Family Applications (3)

Application Number Title Priority Date Filing Date
CH144973A CH558004A (de) 1971-01-12 1972-01-12 Vorrichtung zur sichtanzeige mittels akkumuliertem elektrischem strom.
CH40172D CH40172A4 (enrdf_load_stackoverflow) 1971-01-12 1972-01-12
CH40172A CH561932A (enrdf_load_stackoverflow) 1971-01-12 1972-01-12

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH144973A CH558004A (de) 1971-01-12 1972-01-12 Vorrichtung zur sichtanzeige mittels akkumuliertem elektrischem strom.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH40172A CH561932A (enrdf_load_stackoverflow) 1971-01-12 1972-01-12

Country Status (8)

Country Link
CA (1) CA958476A (enrdf_load_stackoverflow)
CH (3) CH558004A (enrdf_load_stackoverflow)
DE (1) DE2201104C2 (enrdf_load_stackoverflow)
FR (1) FR2121801B1 (enrdf_load_stackoverflow)
GB (1) GB1377620A (enrdf_load_stackoverflow)
HK (1) HK28078A (enrdf_load_stackoverflow)
IT (1) IT948135B (enrdf_load_stackoverflow)
NL (1) NL176498C (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA999388A (en) * 1972-12-07 1976-11-02 American Cyanamid Company Electrochromic information display for telephones
CH594263A5 (enrdf_load_stackoverflow) * 1975-11-29 1977-12-30 Ebauches Sa
DE2832999A1 (de) * 1977-07-29 1979-02-15 Sharp Kk Elektrochrome anzeigeeinrichtung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR32671B (el) * 1966-02-25 1967-08-02 American Cyanamid Company Ηλεκτρο - οπτικαι συσκευαι.
US3451741A (en) * 1966-06-15 1969-06-24 Du Pont Electrochromic device
US3521941A (en) * 1967-02-07 1970-07-28 American Cyanamid Co Electro-optical device having variable optical density
US3485033A (en) * 1968-03-19 1969-12-23 Corning Glass Works Electronic timepiece having light beam adjustment means
US3540209A (en) * 1968-07-31 1970-11-17 Timex Corp Horological time display

Also Published As

Publication number Publication date
FR2121801A1 (enrdf_load_stackoverflow) 1972-08-25
NL176498B (nl) 1984-11-16
GB1377620A (en) 1974-12-18
DE2201104C2 (de) 1983-12-15
DE2201104A1 (de) 1972-09-07
NL7200053A (enrdf_load_stackoverflow) 1972-07-14
CH561932A (enrdf_load_stackoverflow) 1975-05-15
IT948135B (it) 1973-05-30
FR2121801B1 (enrdf_load_stackoverflow) 1979-04-27
NL176498C (nl) 1985-04-16
HK28078A (en) 1978-06-09
CH558004A (de) 1975-01-15
CA958476A (en) 1974-11-26

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