HK3978A - Timepiece - Google Patents
TimepieceInfo
- Publication number
- HK3978A HK3978A HK39/78A HK3978A HK3978A HK 3978 A HK3978 A HK 3978A HK 39/78 A HK39/78 A HK 39/78A HK 3978 A HK3978 A HK 3978A HK 3978 A HK3978 A HK 3978A
- Authority
- HK
- Hong Kong
- Prior art keywords
- timepiece
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C17/00—Indicating the time optically by electric means
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G17/00—Structural details; Housings
- G04G17/08—Housings
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/0023—Visual time or date indication means by light valves in general
- G04G9/0029—Details
- G04G9/0035—Details constructional
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Electric Clocks (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1972114261U JPS538362Y2 (en) | 1972-10-02 | 1972-10-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK3978A true HK3978A (en) | 1978-01-27 |
Family
ID=14633350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK39/78A HK3978A (en) | 1972-10-02 | 1978-01-19 | Timepiece |
Country Status (5)
Country | Link |
---|---|
US (1) | US3874163A (en) |
JP (1) | JPS538362Y2 (en) |
GB (1) | GB1411310A (en) |
HK (1) | HK3978A (en) |
MY (1) | MY7800070A (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4017154A (en) * | 1973-12-25 | 1977-04-12 | Kabushiki Kaisha Seikosha | Display device |
JPS5410501B2 (en) * | 1974-11-14 | 1979-05-07 | ||
US4111533A (en) * | 1974-11-15 | 1978-09-05 | L C Chemical Company Limited | Liquid crystal display device |
JPS5259597A (en) * | 1975-11-11 | 1977-05-17 | Seiko Instr & Electronics Ltd | Display unit |
DE2821619C3 (en) * | 1978-05-18 | 1981-05-21 | Gebrüder Junghans GmbH, 7230 Schramberg | Electronic clock with analog display and hands and liquid crystal display unit |
JPS5630118A (en) * | 1979-08-21 | 1981-03-26 | Sharp Corp | Liquid crystal display element |
GB2090440A (en) * | 1980-12-16 | 1982-07-07 | Ebauchesfabrik Eta Ag | A watch having an analog display and a digital display |
DE3600398C2 (en) * | 1985-09-25 | 1994-06-16 | Valeo Borg Instr Verw Gmbh | Large-area electro-optical display device |
JPH0710310Y2 (en) * | 1987-04-07 | 1995-03-08 | シチズン時計株式会社 | Pointer-type clock display structure |
US4928181A (en) * | 1988-11-21 | 1990-05-22 | Philip Morris Incorporated | Methods and apparatus for optically enhancing selected features in an input image |
DE9110462U1 (en) * | 1991-08-23 | 1992-12-24 | Junghans Uhren GmbH, 7230 Schramberg | Autonomous radio clock with time zone switching |
US5384650A (en) * | 1992-04-06 | 1995-01-24 | Hughes Aircraft Company | Light valve with twisted perpendicular liquid crystal with a negative dielectric anisotropy |
JPH06258637A (en) * | 1993-03-04 | 1994-09-16 | Sony Corp | Liquid crystal display device |
JP2000352727A (en) * | 1999-06-09 | 2000-12-19 | Sony Corp | Filter for controlling quantity of light |
US6476966B1 (en) | 1999-12-15 | 2002-11-05 | University Of Central Florida | Continuously variable, wavelength-independent polarization rotator |
US20030017856A1 (en) * | 2001-06-20 | 2003-01-23 | 3M Innovative Properties Company | Method for altering the appearance of liquid crystal displays using exchangable front polarizers |
US6642977B2 (en) * | 2001-06-20 | 2003-11-04 | 3M Innovative Properties Company | Liquid crystal displays with repositionable front polarizers |
WO2008151458A1 (en) * | 2007-06-15 | 2008-12-18 | Isa Swiss S.A. | Digital display method for an analogue watch and analogue watch using this method |
RU2015117654A (en) * | 2012-10-30 | 2016-12-20 | Креасьон Орложер Де Люлли Са | CLOCK |
CN103389891A (en) * | 2013-08-05 | 2013-11-13 | 信利光电股份有限公司 | Display terminal |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH934661A4 (en) * | 1961-08-09 | 1963-09-13 | ||
US3321905A (en) * | 1965-10-01 | 1967-05-30 | Display Corp | Display device |
US3722206A (en) * | 1971-03-01 | 1973-03-27 | Hmw Industries | Self-illuminated liquid crystal timepiece |
US3732793A (en) * | 1971-10-26 | 1973-05-15 | P Tague | Calibrated variable neutral density filter for a camera |
-
1972
- 1972-10-02 JP JP1972114261U patent/JPS538362Y2/ja not_active Expired
-
1973
- 1973-09-28 GB GB4555473A patent/GB1411310A/en not_active Expired
- 1973-10-02 US US402664A patent/US3874163A/en not_active Expired - Lifetime
-
1978
- 1978-01-19 HK HK39/78A patent/HK3978A/en unknown
- 1978-12-31 MY MY197870A patent/MY7800070A/en unknown
Also Published As
Publication number | Publication date |
---|---|
JPS4969365U (en) | 1974-06-17 |
GB1411310A (en) | 1975-10-22 |
MY7800070A (en) | 1978-12-31 |
JPS538362Y2 (en) | 1978-03-04 |
US3874163A (en) | 1975-04-01 |
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