CN1047005C - Display dial coated with phosphorescent ink - Google Patents

Display dial coated with phosphorescent ink Download PDF

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Publication number
CN1047005C
CN1047005C CN 94108446 CN94108446A CN1047005C CN 1047005 C CN1047005 C CN 1047005C CN 94108446 CN94108446 CN 94108446 CN 94108446 A CN94108446 A CN 94108446A CN 1047005 C CN1047005 C CN 1047005C
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CN
China
Prior art keywords
phosphorescent paint
rear surface
display panel
mark
plate
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 - Lifetime
Application number
CN 94108446
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Chinese (zh)
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CN1103491A (en
Inventor
岩间一浩
田岛幸男
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.)
Seiko Precision Inc
Original Assignee
Seikosha KK
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.)
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Publication date
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Application filed by Seikosha KK filed Critical Seikosha KK
Publication of CN1103491A publication Critical patent/CN1103491A/en
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Publication of CN1047005C publication Critical patent/CN1047005C/en
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    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B19/00Indicating the time by visual means
    • G04B19/30Illumination of dials or hands
    • G04B19/32Illumination of dials or hands by luminescent substances

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Paints Or Removers (AREA)

Abstract

The display can be viewed in the dark by using a photophorescent ink to obtain a thin indication board by eliminating irregularities on the indicating plane. The phosphorescent ink is coated on the rear surface of a transparent plate 10 and are formed on the transparent plate with a shading ink having a color different from that of the phosphorescent ink. In a bright environment, the phosphorescent ink receives and stores light therein so that the dark-colored indices shows up on the white surface of the plate from the front side and the user can read time through the indices indicated by the hands. Further, in a dark environment, the phosphorescent ink emits light due to the energy stored therein whereby the indices shows up on the bright surface of the plate as they throw their shades on the plate surface.

Description

Scribble the display panel of phosphorescent paint
The present invention relates to a kind of display panel that scribbles phosphorescent paint, it can make a kind of display device, timer etc. for example, be presented at night or be easy in the dark and see clearly.
Usually, even also can recognize in the dark in order to make a kind of display, known have a kind of so-called interior lighting formula display panel, in its shell, be combined with one and show the card illuminating lamp, perhaps a kind of display panel, it has various marks, for example numeral, symbol or scale, if time meter also comprises for example be formed on its front surface and be coated with scale or numeral with the time that indicates of self luminous fluorescent or phosphorescent paint, the energy of being stored during this coating environment bright because of dial is in can be luminous.If what use is fluorescent or phosphorescent paint, general each mark all forms the letter as a hollow, shown in Fig. 8 and 9, the mark (b) that occurs with the hollow alphabetical form by a fluorescent coating partly or phosphorescent paint partly (b1) and a coating part (b2) that surrounds aforementioned part on metal opaque plate (a) front surface are formed.Mark (b) can be seen clearly by two parts (b1) with (b2) in the environment of light and the environment in dark, it can by apply hollow partly fluorescent or the phosphorescent paint on (b1) see clearly.
Yet the shortcoming of interior lighting formula display is that it is very complicated, and requiring has a large amount of parts, thereby causes the increase of cost.In addition, use a kind of display of self luminous coating also to have the problem that quantity that coating uses is subjected to legal restrictions, i.e. [relevant preventing] because the law of radioisotopic Radiation sickness, thereby comprehensively applying coatings is impossible, and also can not obtain in order to recognize the required brightness of filling part of display at night.
Also have, when using fluorescent or phosphorescent paint to form mark on the front surface of dish, the overlay of coating becomes thicker, thereby causes the front surface of dish very concavo-convex uneven and can not become an even curface.Therefore, if pointer moves so that point out each mark on the front surface of dish, pointer will take place touch the mark that forms excrescence and the danger that pointer is broken off an action.Particularly, as a kind of when slim in meter or the table, wherein the gap between dial surface and the protecgulum is too little concerning each pointer rotates, and just more shape is serious in then this danger.
Also have, the display panel that uses fluorescent or phosphorescent paint usually all is to carry out negative (being dark suprabasil bright demonstration) that shows without any exception.
It the object of the present invention is to provide a kind of display panel that is coated with phosphorescent paint, even can make the user also can easily see display panel clearly in the dark environment in lining.
Another object of the present invention provides a kind of display panel that is coated with phosphorescent paint, even it can make the user also can see clearly display panel in the environment of dark, and has a smooth smooth display panel surface thereby has reduced its thickness.
In order to achieve the above object, display panel of the present invention comprises a transparent panel, this plate has relative front surface and rear surface, described rear surface scribbles a kind of phosphorescent paint, it is characterized in that, described rear surface disposes the mark that is printed as with tone coating, and coats to cover in described mark with phosphorescent paint, and described tone coating has the dark color different with the bright color of described phosphorescent paint.
In display panel of the present invention, the selected person in the described mark is provided with the hollow space of perforation.
In display panel of the present invention, the rear surface of described transparent panel is coated with has basically expired phosphorescent paint.
In display panel of the present invention, phosphorescent paint is coated on the rear surface of transparent panel with annular or Deep-fried doughnut shape.
The present invention also provides a kind of timer that includes aforementioned display panel.
In timer of the present invention, have the sign of phosphorescent paint on the minute hand of described timer and the hour hands respectively.
By phosphorescent paint being coated on the rear surface of transparent panel, the thickness of paint coatings can be created on the rear surface of plate, thereby the front surface of plate is flat.Therefore, when plate is used as a display panel, even each pointer is run into the front surface of plate, the action of pointer can not hindered yet.
To be illustrated by the reference accompanying drawing embodiments of the invention below.In the accompanying drawing:
Fig. 1 be one use dial in the one embodiment of the invention the time meter front view.
Fig. 2 is the front view of dial as shown in fig. 1.
Fig. 3 is the amplification partial section of A-A line intercepting in Fig. 2.
Fig. 4 is that front view is amplified in the part that has the dial of hollow sign.
The front view of meter when Fig. 5 is to use of dial of second embodiment of the invention.
Fig. 6 is the front view of dial as shown in Figure 5.
Fig. 7 is the amplification sectional view of C-C line intercepting in Fig. 6.
Fig. 8 is the amplification partial section of a prior art dial.
Fig. 9 is main sectional view partly among Fig. 8.
Fig. 1 to 3 shows the display panel that scribbles one deck phosphorescent paint of a first embodiment of the invention, particularly the dial of meter when this display panel is used as.Just, the dial 1 that scribbles phosphorescent paint as an example of display panel be positioned in one the time meter the front surface of shell 15 on the time showing that forms partly on.Be provided with the alarm clock button 16 of an energy vertical moving on the top of shell 15, and be provided with 17, one minute hands 18 of hour hands and alarm clock pin 19 so that they can freely be rotated along dial by the parts that are contained in the shell 15.
The structure of dial 1 is described now.Dial 1 comprises that is used a Mayler, propylene, and the transparent panel 10 that polyester, vinyl chloride etc. are made, its rear surface all is coated with a kind of phosphorescent paint 11.Phosphorescent paint 11 comprises zinc sulphide: (ZnS: Cu) (light green luminophor), it mixes with the ratio with respect to latter 0.5-5% with a kind of molding nature material copper mutually.Mixing ratio and manufacture method according to phosphorescent paint can obtain a sufficiently long twilight sunset persistent characteristic or the characteristics of luminescence.In addition, also might make coating luminous and send nattier blue light.On the rear surface of plate 10, also be formed with a kind of tone coating that is different from the dead color (for example black) of phosphorescent paint 11 colors be drawn as such as numeral, the mark 12 of symbol or scale, form striking contrast with the front surface of plate 10, preferably a kind of symmetrical tone of this tone coating or approach its tone stamps with screen printing.
Therefore, in the bright light environments as daytime, because phosphorescent paint 11 presents a kind of light green that swoons that approaches white, dark-coloured mark 12 promptly is apparent on the front surface of dial, thereby mark 12 is recognized by the observer in the mode that erect image shows.
In addition, in dark surrounds as night, phosphorescent paint 11 is because the energy of storing in bright light environments sends light, thereby when mark 12 throws their shade onboard, and mark just is apparent on the bright dial front surface also the mode of erect image demonstration and is recognized by the observer.
In addition, dial is very bright, and hour hands 17, the position that makes each pointer also can be seen clearly in the environment of dark even minute hand 18 and alarm clock pin 19 emit a brilliant light.
Also have, thereby the phosphorescent paint 11 that can send pale green light is coated on the whole rear surface of dial and covers mark 12.Therefore, the surface of plate 10 is very smooth, and the rotation of every root pointer is not interrupted.
As shown in Figure 4, symbol 32 can have a hollow space.The position that symbol 32 forms is positioned at the rear surface of transparent panel 10.Because as previously mentioned, be coated with on the rear surface of plate 10 with a kind of phosphorescent paint 31, the center of symbol 32 is partly occupied by phosphorescent paint 31.
Therefore, in bright light environments, be that the observer recognizes in the mode that erect image shows by having tone coating and approaching the mark that the middle null symbol 32 of the absinthe-green phosphorescent paint that swoons of white formed as daytime.
In dim environment as night, thereby phosphorescent paint 31 owing to be in when it energy of storing in bright light environments send light make in null symbol 32 be apparent on the front surface of dial with the form of its shade, thereby symbol 32 is recognized in the mode that erect image shows.
Fig. 5 to 7 shows second embodiment of the invention.Dial 1F comprises a transparent panel 10F, disposes the mark 12F as numeral or scale and so on that forms by screen printing with the dark tone coating that is different from the phosphorescent paint color on its rear surface.In addition, has the phosphorescent paint coating 11F that is equivalent to various mark 12F respectively on the rear surface of plate 10F.In the present embodiment, phosphorescent paint coating 11F is not all but partly forms so that a circular rings to be provided.Therefore, though mark 12F is to use tone coating to be formed on the front surface of plate 10F since mark be approach and almost be flat flat, so the rotation of each pointer can not hindered.At a hour hands 17F, among minute hand 18F and the alarm clock pin 19F, the top of hour hands 17F and minute hand 18F all is coated with phosphorescent paint by printing, thereby forms luminous part 17Fa and 18Fa respectively.The shell of time meter and alarm clock knob basically with Fig. 1 in identical, thereby they are marked by identical label.
In the bright light environments as daytime, phosphorescent paint 11F presents a kind of pale green color that approaches white, thereby each dark mark 12F is apparent on the surface of dial from the front, recognizes thereby be shown as the observer as erect image.
On the other hand, in dark surrounds as night, phosphorescent paint 11F sends light with its energy of storing in bright light environments, thereby the annular of mark 12F by its shadow falls being apparent in onboard invention light on the dial partly on, mark 12F also can be used as erect image and is shown as the observer and recognizes like this.In addition, because annular partly is luminous, and hour hands 17F, minute hand 18F and alarm clock pin 19F are also luminous brightly, so the position of pointer just can be recognized.
As shown in Figure 7, dial 1F comprises a transparent panel 10F, and surface configuration is just like the mark 12F of numeral and so on thereafter, and this mark is described with dark tone coating.In addition, the rear surface of plate 10F have the annular phosphorescent paint coating 11F mark 12F is covered.Therefore, the surface of plate 10F is very smooth, thereby the rotation of pointer can not hindered.Just the same among the display mode of display panel and first embodiment.
Though phosphorescent paint 11F is according to second embodiment, the present invention might not be only limited to this, and is self-evident, and paint coatings can be coated with as circular or square and so on Any shape, as long as they are positioned at the position that is equivalent to mark 12F like this.
In a second embodiment, partly with interior and do not apply anything in addition, so the color relation of shell 15 is its original colors in the annular of plate 10F.In contrast, when the color at above-mentioned position is planned colouring discrimination with shell when coming, a kind of tone coating different with color of shell can be respectively be applied on the preceding and rear surface of plate 10F on interior and in addition position in the annular part.In this case, even if the mark that tone coating forms in as the bright light environments in daytime or as being shown as the observer as erect image in the dark surrounds at night, recognize.
Therefore, the display panel that scribbles phosphorescent paint according to the present invention comprises a transparent panel, scribble a thick-layer phosphorescent paint coating on its rear surface, do not have uneven part on the front surface of transparent panel, even if thereby show and to be seen clearly also very easily in dark surrounds.In addition, because the front surface of transparent panel is flat, the action of each display pointer is not interrupted, so the gap between front surface and each pointer can reduce, and causes reducing on this equipment size.In addition, by being coated with the phosphorescent paint coating on the whole rear surface of transparent panel, the identification of demonstration just no longer need form a luminous component on each display pointer, and this more effectively helps the reducing of thickness of this equipment again.In addition, even if the use of phosphorescent paint makes that also can obtain erect image in dark surrounds shows.

Claims (6)

1. a display panel (1), it comprises a transparent panel (10), this plate has relative front surface and rear surface, described rear surface scribbles a kind of phosphorescent paint (11), it is characterized in that, described rear surface disposes the mark (12) that is printed as with tone coating, and coats to cover in described mark (12) with phosphorescent paint (11), and described tone coating has the dark color different with the bright color of described phosphorescent paint (11).
2. display panel as claimed in claim 1 is characterized in that, the selected person in the described mark (12) is provided with the hollow space (32) of perforation.
3. display panel as claimed in claim 1 is characterized in that, the rear surface of described transparent panel (10) is coated with has basically expired phosphorescent paint (11).
4. display panel as claimed in claim 1 is characterized in that, phosphorescent paint (11F) is coated on the rear surface of transparent panel (1F) with annular or Deep-fried doughnut shape.
5. timer that includes the described display panel of any one claim of front (1).
6. timer as claimed in claim 5 is characterized in that, the minute hand of described timer and hour hands (18F, have respectively on 17F) phosphorescent paint sign (18Fa, 17Fa).
CN 94108446 1993-07-13 1994-07-13 Display dial coated with phosphorescent ink Expired - Lifetime CN1047005C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP17336993 1993-07-13
JP173369/93 1993-07-13
JP322311/93 1993-12-21
JP5322311A JP2824732B2 (en) 1993-07-13 1993-12-21 Display panel with phosphorescent paint

Publications (2)

Publication Number Publication Date
CN1103491A CN1103491A (en) 1995-06-07
CN1047005C true CN1047005C (en) 1999-12-01

Family

ID=26495372

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 94108446 Expired - Lifetime CN1047005C (en) 1993-07-13 1994-07-13 Display dial coated with phosphorescent ink

Country Status (4)

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JP (1) JP2824732B2 (en)
CN (1) CN1047005C (en)
GB (1) GB2280049B (en)
HK (1) HK1004015A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10042164A1 (en) * 2000-08-26 2002-03-14 Junghans Uhren Gmbh Clock face
US6717889B2 (en) * 2001-11-14 2004-04-06 Yuan-Chi Sung Clock with luminous decoration
DE20317328U1 (en) * 2003-11-09 2004-01-22 Schnell-Waltenberger, Alexander NightDate, display of date, weekday, month or alarm time for clocks
JP2007183375A (en) * 2006-01-06 2007-07-19 Mk Trading:Kk Display panel of backlight system, guide light, medium for ultraviolet-curing type luminous ink
EP2717104B1 (en) * 2012-10-04 2015-07-29 The Swatch Group Research and Development Ltd. Date illumination
CN103175094B (en) * 2013-04-02 2015-01-21 朴仁洙 Light storage lamp cover with anion generating function
DE102017201676B4 (en) * 2017-02-02 2019-08-14 Realization Desal Ag Watch glass with luminescent element
JP2021113775A (en) 2020-01-21 2021-08-05 セイコーエプソン株式会社 Watch
JP7352832B2 (en) 2020-01-21 2023-09-29 セイコーエプソン株式会社 electronic clock

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3851460A (en) * 1972-08-14 1974-12-03 Piquerez E Sa Watch time display illumination
JPS5033073U (en) * 1973-07-20 1975-04-10
JPS6071977A (en) * 1983-09-29 1985-04-23 Seiko Instr & Electronics Ltd Production for phosphorescent dial
JPS6312788U (en) * 1986-07-10 1988-01-27

Also Published As

Publication number Publication date
CN1103491A (en) 1995-06-07
JPH0777585A (en) 1995-03-20
GB2280049B (en) 1997-05-07
HK1004015A1 (en) 1998-11-13
GB2280049A (en) 1995-01-18
GB9413934D0 (en) 1994-08-31
JP2824732B2 (en) 1998-11-18

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C53 Correction of patent for invention or patent application
COR Change of bibliographic data

Free format text: CORRECT: PATENTEE; FROM: SEIKOSHA CO., LTD. TO: SEIKO PRECISION KK

CP01 Change in the name or title of a patent holder

Patentee after: Seiko Precision Inc.

Patentee before: Seikosha Co., Ltd.

C17 Cessation of patent right
CX01 Expiry of patent term

Expiration termination date: 20140713

Granted publication date: 19991201