EP1062675B1 - Glastastatur, sowie verfahren zur herstellung einer glastastatur - Google Patents
Glastastatur, sowie verfahren zur herstellung einer glastastatur Download PDFInfo
- Publication number
- EP1062675B1 EP1062675B1 EP99911767A EP99911767A EP1062675B1 EP 1062675 B1 EP1062675 B1 EP 1062675B1 EP 99911767 A EP99911767 A EP 99911767A EP 99911767 A EP99911767 A EP 99911767A EP 1062675 B1 EP1062675 B1 EP 1062675B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- pane
- thin glass
- carrier material
- glass
- keyboard
- 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
Links
Images
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
- H01H13/702—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
-
- 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
- H01H13/702—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/703—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by spacers between contact carrying layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2209/00—Layers
- H01H2209/024—Properties of the substrate
- H01H2209/038—Properties of the substrate transparent
- H01H2209/04—Glass
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2209/00—Layers
- H01H2209/068—Properties of the membrane
- H01H2209/082—Properties of the membrane transparent
- H01H2209/084—Glass
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2211/00—Spacers
- H01H2211/004—Adhesive
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2211/00—Spacers
- H01H2211/026—Spacers without separate element
- H01H2211/036—Convexly bowed membrane
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/002—Legends replaceable; adaptable
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/002—Legends replaceable; adaptable
- H01H2219/01—Liquid crystal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2227/00—Dimensions; Characteristics
- H01H2227/002—Layer thickness
- H01H2227/004—Membrane
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/024—Packing between substrate and membrane
- H01H2229/028—Adhesive
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2239/00—Miscellaneous
- H01H2239/038—Anti-vandalism
Definitions
- the invention relates to a glass keyboard according to the preamble of claim 1, and a method for Production of a glass keyboard according to the generic term of Claim 25.
- Such pressure switch elements are in touch panels Display displays known.
- the touch panels exist usually made of transparent plastic films, whose inner surfaces are coated with an electrically conductive coating are.
- To support these foils are in the air gap Spacers glued in, one outside at the contact area circumferential spacer airtight with the plastic films to stabilize the internal air pressure is welded and thereby at the same time supports the upper film.
- Within the contact area additional elastic spacers are arranged, to ensure a reset of the foils.
- the known pressure switching element has the disadvantage of one to need hermetically sealed airspace does not allow pressure equalization. With significant deviations from normal atmospheric pressure, e.g.
- From EP 0 546 003 B1 is made of a glass laminate formed pressure switching element known that from a flexible thin glass pane and at least one carrier glass pane is formed, facing each other Surfaces each have an electrically conductive Have layer.
- the opposing electrical conductive layers are using a spacer kept at a distance.
- the electrically conductive Layers touch when the pressure is applied flexible thin glass layer on the essentially selective Pressure load point.
- the known pressure switching element has a shock and pressure-sensitive thin glass pane.
- the invention is therefore based on the object Glass keyboard to create a reduced pressure and Has shock sensitivity and thus the large-scale Manufacturing permits.
- the invention advantageously provides that the flexible thin glass pane made of drawn thin glass film consists. It is essential that the thin glass pane made from a drawn thin glass film is, because only one is sufficiently stable and flexible at the same time. The drawn thin glass film enables it is therefore necessary to produce a break-proof thin glass pane, which is flexible enough to make contact between the facing electrical to enable conductive layers.
- the carrier material disc relative to the flexible thin glass pane is slightly larger, so that the edge region of the carrier material disc relative to the edge area of the thin glass pane survives.
- the protruding edge of the Backing material disc protects the sensitive edge the thin glass pane, so that the Risk of glass breakage in the thin glass pane reduced can be.
- the flat recessed edge of the thin glass pane is with the interposition of an adhesive as Spacers in the edge area with the edge area of the Carrier material disc glued.
- the protruding edge the carrier material disc also serves for receiving an adhesive bead, which is also the sensitive Edge of the thin glass pane protects.
- the edge of the thin glass pane stabilized with a hardened plastic is.
- the cutting edge of the thin glass pane has several microcracks going in from the edge, the have arisen from the cutting process. Of these Micro cracks can very easily go out a crack that the entire thin glass pane destroyed.
- the edge of the thin glass pane is therefore preferably with a hardened Stabilized plastic.
- the thin glass pane with their boundary edges for example in dipped a still thin plastic. by virtue of of capillary action, the microcracks become the first filled in liquid plastic and then the plastic has hardened. After the plastic has hardened is, the thin glass pane has a considerable higher stability due to tearing of the thin glass pane with pressure or shock loads from their edges can no longer occur.
- the keyboard surface made of flexible thin glass can be designed flat in the edge area be and slightly convex in the keyboard area be arched.
- the convex curvature of the keyboard surface improves the reset behavior of the Thin glass pane after actuation and prevented on the other hand the emergence of Newton 's rings, the undesirable for optical reasons with a glass keyboard are.
- the thin glass pane is preferably deep-drawn Condition glued to the carrier material disc. there the thin glass pane is deep-drawn when cold and in this state at the same time as the carrier material disc glued so that the convex curvature of the keyboard surface preserved.
- the thickness of the thin glass pane is approximately 0.1 to 0.5 mm, preferably between about 0.175 and 0.4 mm.
- a Thin glass pane in this thickness range has sufficient Flexibility to pinpoint a switch contact between the opposite electrical Layers.
- the spacer is only in the edge area of the Keyboard surface between the thin glass pane and the Carrier material disc arranged, the rest Keyboard surface without any spacers on any Point is selectively switchable.
- the invention makes it possible in an advantageous manner to additional To dispense with spacers in the area of the button, so that the entire keyboard surface for the Switching operations are available without restrictions stands.
- the spacer in the edge area from one is formed under UV light curing plastic. This has the advantage that there is no separate spacer must be provided and that the spacer already when gluing the thin glass pane together with the Carrier material disk can be formed.
- the carrier material disk is preferably transparent. This enables, for example, behind the carrier material disc Keyboard labels and / or lighting to arrange.
- the carrier material disk preferably consists of Glass.
- Glass has the advantage that the coefficient of expansion a glass support plate and the electrically conductive layer, e.g. an indium tin oxide layer, show only slight differences, so that the risk of cracking in the electrically conductive Layer is reduced.
- the carrier material disc from a transparent glass cell with integrated electroluminescent matrix (EL display glass) exists.
- EL display glass integrated electroluminescent matrix
- the carrier material disc can be made of a laminated glass exist for splinter protection. Such a glass keyboard can be used to advantage in areas where there is a risk of explosion or vandalism.
- the use of laminated glass has the further advantage to have a blocking effect on UV light.
- the carrier material disc can on the thin glass disc have a heating device facing away.
- the heating device preferably consists of a electrically conductive transparent coating of the Carrier disc.
- a further development of the invention provides that the Backing material disc on that facing away from the thin glass disc Side a receiving device for a replaceable Has a panel for keyboard labeling.
- a recording device exists, for example from an insert pocket for the interchangeable table.
- the interchangeability of the keyboard labeling enables it, the functions of certain keyboard fields individually to determine or to subsequently change. This is the case with a machine control system, for example possible the keyboard fields on the keyboard surface assign other functions as required.
- the carrier material disc can on the thin glass disc a light-scattering layer on the opposite side exhibit.
- a coating or surface treatment is for example with a backlight advantageous.
- the thin glass pane can be one on its underside Have a decorative edge.
- the decorative edge has the advantage that on the one hand limits the usable keyboard surface becomes, which makes the operable button visually recognizable and on the other hand the advantage of larger manufacturing and installation tolerances of the facilities behind it, such as allowing LCD displays whereby the production costs can be reduced.
- the glass keyboard shown in Fig. 1 consists of a lower relatively thick carrier material disc 12 and one with the help of a spacer 12 in parallel Distance to the carrier glass 6 held thin glass 2.
- the thin glass pane 2 and the carrier material pane 6 are on opposite sides Inner surfaces with electrically conductive layers 8,10 provided, form the electrodes and the mutual Make a switch contact.
- the flexible thin glass pane 2 by essential pressurization deformed in this way be that an electrical contact between the conductive Layers 8,10 is produced.
- the thin glass pane 2 is made from a drawn thin glass film cut and has a thickness between approx. 0.1 and 0.5 mm, preferably between approximately 0.175 and 0.4 mm, on. Floated glass of the same thickness has one Tin film, which leads to embrittlement of the glass and is therefore not suitable for this purpose. Only thin glass panes made from a drawn glass film are manufactured, have sufficient flexibility and breaking strength to cover even larger keyboard surfaces 4 manufacture. Furthermore, it comes up a high uniformity of the glass thickness.
- the thin glass pane 2 becomes slightly convex arched outside and in this condition with interposition of the spacer 12 with the carrier material disc 6 glued.
- the thin glass pane 2 deep-drawn, leaving a flat edge region 20.
- the spacer is preferably made up of the two Disks 2.6 connecting adhesive formed, being a Glue only on the edge of the edge region 20 of the Thin glass pane 2 takes place.
- the carrier material disk 6 protrudes on all sides relative to the thin glass pane 2 and thus enables effective protection of the sensitive Outer edges of the thin glass pane 2.
- Adhesive bead 14 that extends to the upper edge of the thin glass pane 2 is enough. This adhesive bead 14 additionally protects the sensitive outer edge of the thin glass pane Second
- the convex curvature of the thin glass pane 2 to the outside has the advantage that higher restoring forces arise, and that the thin glass pane 2 without further spacers in the area of the keyboard surface 4. It it is essential that there are no spacers in the switching area 24 of the keyboard surface 4 are included, because in Such a spacer does not include a switch contact would be producible.
- the glass keyboard described here is on the other hand anywhere on the keyboard surface 4 operable.
- the use of glass as the keyboard surface 4 has the advantage of a scratch-resistant glass keyboard with high To create transmission which is a higher chemical Resistant and antistatic.
- the coefficient of thermal expansion and the deformation behavior under pressure from glass and electrically conductive Layer have a slight difference, so that the risk of cracking in the electrically conductive Layers significantly compared to plastic films is reduced.
- the adhesive then performs several functions, namely the function a spacer 12 between the thin glass pane 2 and the carrier material disc 6, the function as an edge stabilizer by penetrating the adhesive into micro cracks 18 in the edge region 20 of the thin glass pane 2 and the function as external edge protection for the thin glass pane 2 by forming an adhesive bead 14 on the protruding edge of the carrier material disk 6. Die Adhesive bead 14 is preferably in a second Operation generated.
- the edge of the carrier material disk 6 is, for example by approx. 1 mm relative to the outer edges of the thin glass pane 2 over and also forms a connection with the adhesive bead 14 an effective shock protection on Outside edge of the glass keyboard.
- the carrier material disk 6 is particularly preferably composed of glass.
- the thickness of the carrier material disk 6 is from depending on the expected mechanical loads and is preferably more than 1 mm. It is also possible, to provide a carrier glass 6 made of thin glass, if another support structure behind the backing sheet 6 is arranged.
- the carrier material disk 6 can also be made of a laminated glass 22 exist.
- the carrier material disc 6 made of glass on the side facing away from the thin glass pane 2 Apply glue or foil to the side be connected to a second sheet of glass is.
- the film can also be colored.
- Laminated glass serves as splinter protection and is for example for the use of glass keyboards in areas provided in which there is a risk of explosion or vandalism consists.
- the use of laminated glass has the further advantage of being a barrier to UV light to effect.
- the carrier material pane 6 or the laminated glass pane 32 can on the side facing away from the thin glass pane 2 Provide side with an electrically conductive layer be, for example, as a shielding layer 40 against electromagnetic radiation or as a heater 36 serves.
- the electrical coating has a resistance value over 100 ⁇ ⁇ to form a surface heating.
- the underside of the thin glass pane 2 can in her Edge area 20 have a decorative edge 60, which is preferably with a punctiform grid on the inside expires.
- This decorative border is made using screen printing technology manufactured and forms a mask covering the switching area 24 of the keyboard surface 4 defined.
- the decor border forms a privacy screen with respect to the glued Edge area 20.28 of the glass keyboard, as well as a Privacy screen with regard to the circumferential conductor track for contacting the electrical layers 8.10.
- the fact that the decor edge on the inside with a Dot grid gradually into the transparent area passes over, for example one behind the carrier material disc horizontal LCD display with greater tolerance and thus be assembled more cost-effectively.
- the decorative edge covers the on the carrier disc glued connection contacts.
- the carrier material disc 6 can on the thin glass 2 opposite side matt or opaque to be able to light the LED displays behind it sprinkle.
- the receiving device 44 for the insert panel 48 from a transparent or opaque Plate 50 formed, which is spaced from the substrate disc 6 is attached so that an insert pocket is formed for the shelf 48.
Landscapes
- Push-Button Switches (AREA)
Description
- Fig. 1
- die erfindungsgemäße Glastastatur,
- Fig. 2
- einen Querschnitt durch die Glastastatur der Fig. 1,
- Fig. 3
- eine vergrößerte Kantenansicht,
- Fig. 4
- eine Draufsicht auf den Eckenbereich der Glastastatur,
- Fig. 4A
- das Detail in Fig. 4,
- Fig. 5
- eine Glastastatur mit einer Verbundglasscheibe als Trägermaterialscheibe,
- Fig. 6
- ein Ausführungsbeispiel mit einer elektrisch leitenden Schicht auf der Rückseite der Trägermaterialscheibe und einem Dekorrand unter der Dünnglasscheibe,
- Fig. 7
- eine Draufsicht auf das Ausführungsbeispiel der Fig. 6, und
- Fign.8 und 9
- ein Ausführungsbeispiel der Glastastatur mit einer Aufnahmetasche für eine Tafel hinter der Trägermaterialscheibe.
Claims (33)
- Glastastatur mit einer aus einer flexiblen Dünnglasscheibe (2) gebildeten Tastaturoberfläche (4) und mindestens einer Trägermaterialscheibe (6), die auf den einander zugewandten Flächen jeweils eine elektrisch leitende Schicht (8,10) aufweisen, wobei die sich gegenüberstehenden elektrisch leitenden Schichten (8,10) mit Hilfe eines Abstandhalters (12) auf Abstand gehalten sind und wobei sich die elektrisch leitenden Schichten (8,10) bei Druckbelastung der flexiblen Dünnglasscheibe (2) an der im wesentlichen punktuellen Druckbelastungsstelle berühren,
dadurch gekennzeichnet, daß die flexible Dünnglasscheibe (2) aus einer gezogenen Dünnglasfolie besteht. - Glastastatur nach Anspruch 1, dadurch gekennzeichnet, daß die Trägermaterialscheibe (6) relativ zu der flexiblen Dünnglasscheibe (2) geringfügig größer ist, so daß der Randbereich (28) der Trägermaterialscheibe (6) relativ zu dem Randbereich (20) der Dünnglasscheibe (2) allseitig übersteht.
- Glastastatur nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß der ebene zurückspringende Randbereich (20) der Dünnglasscheibe (2) unter Zwischenschaltung von Klebemittel als Abstandhalter (12) mit dem Randbereich (28) der Trägermaterialscheibe (6) verklebt ist.
- Glastastatur nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß der Rand der Dünnglasscheibe (2) mit einem ausgehärteten Kunststoff (16) stabilisiert ist.
- Glastastatur nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß die aus der flexiblen Dünnglasscheibe (2) bestehende Tastaturoberfläche (4) in dem Randbereich (20) eben ist und im Schaltbereich (24) geringfügig nach außen konvex gewölbt ist.
- Glastastatur nach Anspruch 5, dadurch gekennzeichnet, daß die die Tastaturoberfläche bildende Dünnglasscheibe (2) im tiefgezogenen Zustand mit der Trägermaterialscheibe (6) verklebt ist.
- Glastastatur nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß die Dicke der Dünnglasscheibe (2) zwischen ca. 0,1 und ca. 0,5 mm, vorzugsweise zwischen 0,175 und 0,4 mm, beträgt.
- Glastastatur nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, daß der Abstandhalter (12) ausschließlich im Randbereich (20,28) der Tastaturoberfläche (4) zwischen der Dünnglasscheibe (2) und der Trägermaterialscheibe (6) angeordnet ist, und daß die restliche Tastaturoberfläche ohne weitere Abstandhalter an beliebiger Stelle punktuell schaltbar ist.
- Glastastatur nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, daß der Abstandhalter (12) im Randbereich aus einem unter UV-Licht aushärtenden Kunststoff gebildet ist.
- Glastastatur nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, daß die Trägermaterialscheibe (6) transparent ist.
- Glastastatur nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, daß die Trägermaterialscheibe (6) aus Glas besteht.
- Glastastatur nach einem der Ansprüche 1 bis 11, dadurch gekennzeichnet, daß die Trägermaterialscheibe (6) aus einer transparenten Glaszelle mit integrierter Elektroluminiszenzmatrix besteht.
- Glastastatur nach einem der Ansprüche 1 bis 12, dadurch gekennzeichnet, daß die Trägermaterialscheibe (6) aus einem Verbundglas (32) für den Splitterschutz besteht.
- Glastastatur nach einem der Ansprüche 1 bis 13, dadurch gekennzeichnet, daß die Trägermaterialscheibe (6) auf der der Dünnglasscheibe (2) abgewandten Seite eine Heizeinrichtung (36) aufweist.
- Glastastatur nach Anspruch 14, dadurch gekennzeichnet, daß die Heizeinrichtung (36) aus einer elektrisch leitenden Beschichtung der Trägermaterialscheibe (6) besteht.
- Glastastatur aus einem der Ansprüche 1 bis 13, dadurch gekennzeichnet, daß die Trägermaterialscheibe (6) auf der der Dünnglasscheibe (2) abgewandten Seite eine elektrisch leitende Abschirmschicht (40) aufweist.
- Glastastatur nach einem der Ansprüche 1 bis 11, dadurch gekennzeichnet, daß die Trägermaterialscheibe (6) transparent ist und ein optisches Filter bildet oder ein optisches Filter aufweist.
- Glastastatur nach einem der Ansprüche 1 bis 17, dadurch gekennzeichnet, daß die Trägermaterialscheibe (6) auf der der Dünnglasscheibe (2) abgewandten Seite eine Aufnahmeeinrichtung (44) für eine auswechselbare Tafel (48) zur Tastaturbeschriftung aufweist.
- Glastastatur nach einem der Ansprüche 1 bis 18, dadurch gekennzeichnet, daß die Trägermaterialscheibe (6) und/oder der Abstandhalter (12) im Randbereich Belüftungsöffnungen (52) für den Zwischenraum zwischen der Dünnglasscheibe (2) und der Trägermaterialscheibe (6) aufweist.
- Glastastatur nach Anspruch 19, dadurch gekennzeichnet, daß die Belüftungsöffnungen (52) mit einem Filtermaterial (56) versehen sind.
- Glastastatur nach einem der Ansprüche 1 bis 20, dadurch gekennzeichnet, daß die Trägermaterialscheibe (6) auf der der Dünnglasscheibe (2) abgewandten Seite eine lichtstreuende Schicht aufweist.
- Glastastatur nach einem der Ansprüche 1 bis 21, dadurch gekennzeichnet, daß die Dünnglasscheibe (2) auf der Unterseite einen Dekorrand (60) aufweist.
- Glastastatur nach Anspruch 22, dadurch gekennzeichnet, daß der Dekorrand (60) aus einem punktrasterförmig nach innen auslaufenden Siebdruckrand besteht.
- Verwendung einer aus einer gezogenen Dünnglasfolie hergestellten Dünnglasscheibe (2) zur Herstellung einer Glastastatur mit einer aus einer flexiblen Dünnglasscheibe (2) gebildeten Tastaturoberfläche (4) und mindestens einer Trägermaterialscheibe (6), die auf den einander zugewandten Flächen jeweils eine elektrisch leitende Schicht (8,10) aufweisen, wobei die sich gegenüberstehenden elektrisch leitenden Schichten (8,10) mit Hilfe eines Abstandhalters (12) auf Abstand gehalten sind und wobei sich die elektrisch leitenden Schichten (12) bei Druckbelastung der flexiblen Dünnglasschicht (2) an der im wesentlichen punktuellen Druckbelastungsstelle berühren.
- Verfahren zur Herstellung einer Glastastatur mit einer aus einer flexiblen Dünnglasscheibe (2) gebildeten Tastaturoberfläche (4) und mindestens einer Trägermaterialscheibe (6), die auf den einander zugewandten Flächen jeweils eine elektrisch leitende Schicht (8,10) aufweisen, wobei die sich gegenüberstehenden elektrisch leitenden Schichten (8,10) mit Hilfe eines Abstandhalters (12) auf Abstand gehalten sind und wobei sich die elektrisch leitenden Schichten (8,10) bei Druckbelastung der flexiblen Dünnglasscheibe (2) an der im wesentlichen punktuellen Druckbelastungsstelle berühren,
gekennzeichnet durch
die Herstellung der Dünnglasscheibe (2) aus einer gezogenen Dünnglasfolie. - Verfahren nach Anspruch 25, dadurch gekennzeichnet, daß die flexible Dünnglasscheibe (12) mit eben gestaltetem Randbereich (20) konvex nach außen kalt gebogen wird und gleichzeitig unter Zwischenschaltung des Abstandhalters (12) im Randbereich (20,28) mit der Trägermaterialscheibe (6) unter Vorspannung mit Hilfe eines schnellhärtenden Kunststoffes verklebt wird.
- Verfahren nach Anspruch 25 oder 26, dadurch gekennzeichnet, daß der Rand der Dünnglasscheibe (2) zuvor mit einem hochviskosen, schnellaushärtenden Kunststoff (16) stabilisiert wird.
- Verfahren nach einem der Ansprüche 25 bis 27, dadurch gekennzeichnet, daß als schnellhärtender Kunststoff ein unter UV-Licht aushärtender Kleber verwendet wird.
- Verfahren nach einem der Ansprüche 25 bis 28, dadurch gekennzeichnet, daß die Trägermaterialscheibe (6) relativ zu der flexiblen Dünnglasscheibe (2) geringfügig größer geschnitten wird, so daß der Randbereich (28) der Trägermaterialscheibe (6) relativ zu dem Randbereich (28) der Dünnglasscheibe (2) übersteht.
- Verfahren nach einem der Ansprüche 25 bis 29, dadurch gekennzeichnet, daß eine Dünnglasscheibe (2) mit einer Dicke zwischen ca. 0,1 und ca. 0,5 mm, vorzugsweise zwischen ca. 0,175 und 0,4 mm, verwendet wird.
- Verfahren nach einem der Ansprüche 25 bis 30, dadurch gekennzeichnet, daß der Abstandhalter (12) ausschließlich im Randbereich (20,28) zwischen Dünnglasscheibe (2) und Trägermaterialscheibe (6) angeordnet wird, wobei die restliche Tastaturfläche (4) ohne weitere Abstandhalter an beliebiger Stelle punktuell geschaltet werden kann.
- Verfahren nach einem der Ansprüche 25 bis 31, dadurch gekennzeichnet, daß ein UV-härtender Kleber als Abstandhalter (12) im Randbereich (20,28) verwendet wird.
- Verfahren nach einem der Ansprüche 25 bis 32, dadurch gekennzeichnet, daß der Zwischenraum zwischen der Trägermaterialscheibe (6) und der Dünnglasscheibe (2) belüftet wird.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19810329 | 1998-03-11 | ||
DE19810329A DE19810329A1 (de) | 1998-03-11 | 1998-03-11 | Glastastatur, sowie Verfahren zur Herstellung einer Glastastatur |
PCT/EP1999/001567 WO1999046788A1 (de) | 1998-03-11 | 1999-03-10 | Glastastatur, sowie verfahren zur herstellung einer glastastatur |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1062675A1 EP1062675A1 (de) | 2000-12-27 |
EP1062675B1 true EP1062675B1 (de) | 2002-06-19 |
Family
ID=7860392
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99911767A Expired - Lifetime EP1062675B1 (de) | 1998-03-11 | 1999-03-10 | Glastastatur, sowie verfahren zur herstellung einer glastastatur |
Country Status (5)
Country | Link |
---|---|
US (1) | US6563435B1 (de) |
EP (1) | EP1062675B1 (de) |
AU (1) | AU3033499A (de) |
DE (2) | DE19810329A1 (de) |
WO (1) | WO1999046788A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8326377B2 (en) | 2007-03-16 | 2012-12-04 | Lg Electronics Inc. | Input device and mobile device having the same |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19958506A1 (de) * | 1999-12-04 | 2001-07-19 | Schott Interactive Glass Gmbh | Verfahren und Vorrichtung zur Herstellung einer Glastastatur |
EP1229189A1 (de) | 2001-02-05 | 2002-08-07 | Schneider + Fichtel GmbH | Türgriff |
ES2230184T3 (es) | 2001-02-05 | 2005-05-01 | Schott Ag | Puerta. |
DE10164063B4 (de) * | 2001-12-24 | 2007-12-06 | Saint-Gobain Sekurit Deutschland Gmbh & Co. Kg | Verbundscheibe mit einem elektrisch steuerbaren Funktionselement |
DE10340763B4 (de) * | 2003-09-02 | 2008-08-28 | Ritto Gmbh & Co. Kg | Frontplatte für eine Türstation |
US6967299B2 (en) * | 2003-09-22 | 2005-11-22 | Ark-Les Corporation | Membrane switch with rigid fascia |
JP2006259815A (ja) * | 2005-03-15 | 2006-09-28 | Matsushita Electric Ind Co Ltd | タッチパネル |
US20060227108A1 (en) * | 2005-03-31 | 2006-10-12 | Ikey, Ltd. | Computer mouse for harsh environments and method of fabrication |
US7294799B2 (en) * | 2005-10-13 | 2007-11-13 | Ikey, Ltd. | Smooth keyboard with low key height |
JP5571949B2 (ja) * | 2006-06-27 | 2014-08-13 | コーニング インコーポレイテッド | ガラス保護方法 |
US20080028002A1 (en) * | 2006-07-27 | 2008-01-31 | Barkeloo Jason E | Content publishing system and method |
WO2008013920A2 (en) * | 2006-07-27 | 2008-01-31 | Somatic Digital, Llc | System and method for digital rights management |
WO2008045513A1 (en) * | 2006-10-11 | 2008-04-17 | Somatic Digital, Llc | System and method for repurposing printed content to interact with digital content |
US8001123B2 (en) * | 2006-10-11 | 2011-08-16 | Somatic Digital Llc | Open source publishing system and method |
JP5012134B2 (ja) * | 2007-03-28 | 2012-08-29 | パナソニック株式会社 | タッチパネル |
DE102008031433A1 (de) * | 2007-07-04 | 2009-01-08 | Aquis Sanitär AG | Betätigungsvorrichtung zur Steuerung einer Wasserarmatur |
EP2048677A1 (de) * | 2007-10-11 | 2009-04-15 | Siemens Aktiengesellschaft | Bedieneinrichtung zur Bedienung einer Werkzeugmaschine, Produktionsmaschine und/oder eines Roboters |
DE102011081604A1 (de) * | 2011-08-26 | 2013-02-28 | Bayerische Motoren Werke Aktiengesellschaft | Bedienvorrichtung |
CN103946778B (zh) * | 2011-11-17 | 2016-09-21 | 郡是株式会社 | 触控面板及其制造方法 |
DE102012020609B4 (de) * | 2012-10-19 | 2014-11-27 | Audi Ag | Bedienelement für einen Kraftwagen sowie Verfahren zum Herstellen eines Bedienelements |
DE102012020570C5 (de) * | 2012-10-19 | 2024-06-27 | Audi Ag | Bedienelement für einen Kraftwagen sowie Verfahren zum Herstellen eines Bedienelements |
US9348425B2 (en) | 2013-02-05 | 2016-05-24 | Corning Incorporated | Glass keyboard |
KR20150022560A (ko) * | 2013-08-23 | 2015-03-04 | 삼성전기주식회사 | 인쇄회로기판 및 인쇄회로기판 제조 방법 |
DE102015002966A1 (de) * | 2015-03-07 | 2016-09-08 | Audi Ag | Oberflächenelement für eine Bedieneinrichtung eines Kraftfahrzeugs |
US11500538B2 (en) | 2016-09-13 | 2022-11-15 | Apple Inc. | Keyless keyboard with force sensing and haptic feedback |
CN117270637A (zh) * | 2017-07-26 | 2023-12-22 | 苹果公司 | 具有键盘的计算机 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3186813A (en) * | 1961-08-17 | 1965-06-01 | Owens Illinois Glass Co | Forming thin glass foil |
US4901074A (en) * | 1987-12-31 | 1990-02-13 | Whirlpool Corporation | Glass membrane keyboard switch assembly for domestic appliance |
US4975676A (en) * | 1989-11-13 | 1990-12-04 | Spectra Symbol Corp. | Glass membrane touch-controlled circuit apparatus for voltage selection |
EP0546003B1 (de) * | 1990-08-30 | 1994-12-21 | PLATZ, Karl-Otto | Druckschaltelement |
TW388894B (en) * | 1997-10-09 | 2000-05-01 | Nissha Printing | High strength touch panel and manufacturing method therefor |
-
1998
- 1998-03-11 DE DE19810329A patent/DE19810329A1/de not_active Withdrawn
-
1999
- 1999-03-10 AU AU30334/99A patent/AU3033499A/en not_active Abandoned
- 1999-03-10 DE DE59901799T patent/DE59901799D1/de not_active Expired - Lifetime
- 1999-03-10 WO PCT/EP1999/001567 patent/WO1999046788A1/de active IP Right Grant
- 1999-03-10 US US09/623,891 patent/US6563435B1/en not_active Expired - Fee Related
- 1999-03-10 EP EP99911767A patent/EP1062675B1/de not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8326377B2 (en) | 2007-03-16 | 2012-12-04 | Lg Electronics Inc. | Input device and mobile device having the same |
DE102007052678B4 (de) * | 2007-03-16 | 2016-04-21 | Optis Cellular Technology, LLC (n. d. Ges. d. Staates Delaware) | Eingabevorrichtung sowie Mobilgerät mit einer solchen |
Also Published As
Publication number | Publication date |
---|---|
US6563435B1 (en) | 2003-05-13 |
EP1062675A1 (de) | 2000-12-27 |
WO1999046788A1 (de) | 1999-09-16 |
DE59901799D1 (de) | 2002-07-25 |
AU3033499A (en) | 1999-09-27 |
DE19810329A1 (de) | 1999-09-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1062675B1 (de) | Glastastatur, sowie verfahren zur herstellung einer glastastatur | |
EP0546003B1 (de) | Druckschaltelement | |
DE10208552B4 (de) | Elektrisch beheizbare vorgespannte Glasscheibe | |
EP3135076B1 (de) | Scheibe mit beleuchteter schaltfläche und heizfunktion | |
EP1731841B1 (de) | Kochfeld mit Bedieneinrichtung | |
EP2766994A1 (de) | Scheibe mit beleuchteter schaltfläche | |
EP3189706B1 (de) | Scheibe mit elektrischem heizbereich | |
DE102008004942A1 (de) | Mehrschichtelement mit einer ersten transparenten Flächenelektrode | |
DE19711319C1 (de) | Solarmodul und Verfahren zu seiner Herstellung | |
DE10293878T5 (de) | Transparentes Berührungsfeld und Verfahren zur Herstellung des Berührungsfeldes | |
DE69929537T2 (de) | Herstellungsverfahren einer evakuierten isolierverglasung | |
EP0845695B1 (de) | Verfahren zur Herstellung von Flüssigkristall-Displays auf Kunststoff-Folien unter Verwendung von bistabilen Flüssigkristallen | |
WO2001054209A2 (de) | Verbundscheibe zur verwendung als schutz von displays | |
EP1062674B1 (de) | Glastastatur, sowie verfahren zur herstellung einer glastastatur | |
WO1999046725A1 (de) | Glastastatur, sowie verfahren zur herstellung einer glastastur | |
DE9012407U1 (de) | Druckschaltelement | |
DE202021105089U1 (de) | Verglasung mit segmentiertem PDLC-Funktionselement und elektrisch steuerbaren optischen Eigenschaften | |
DE19923683A1 (de) | Glastastatur und deren Verwendung | |
EP1235198A2 (de) | Abdeckung einer Anzeigevorrichtung | |
DE10224537A1 (de) | Kapazitive Tastatureinrichtung und Verfahren zur Herstellung einer solchen kapazitiven Tastatureinrichtung | |
DE19958506A1 (de) | Verfahren und Vorrichtung zur Herstellung einer Glastastatur | |
DE602004013148T2 (de) | Elektromagnetische abschirmstruktur | |
DE202006020185U1 (de) | Scheibenelement mit einer elektrischen Leitstruktur | |
DE3230017A1 (de) | Abdunklungsanordnung fuer durchsichtige mehrschichtenscheiben | |
EP0897551A1 (de) | Verfahren zur herstellung von flüssigkristallzellen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20000905 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): DE FR GB SE |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
17Q | First examination report despatched |
Effective date: 20010530 |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): DE FR GB SE |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REF | Corresponds to: |
Ref document number: 59901799 Country of ref document: DE Date of ref document: 20020725 |
|
GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) |
Effective date: 20020917 |
|
ET | Fr: translation filed | ||
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20030320 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: SE Payment date: 20110325 Year of fee payment: 13 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20120403 Year of fee payment: 14 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20120322 Year of fee payment: 14 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20120509 Year of fee payment: 14 |
|
REG | Reference to a national code |
Ref country code: SE Ref legal event code: EUG |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20120311 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20130310 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST Effective date: 20131129 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R119 Ref document number: 59901799 Country of ref document: DE Effective date: 20131001 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20130402 Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20130310 Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20131001 |