序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
221 Key sheet EP07006358.1 2007-03-28 EP1843370A2 2007-10-10 Yoshioka, Toshikazu; Senzui, Akira

Disclosed is a thin key sheet that is relatively free from breakage due to depressing operation. When key tops (4) are depressed, float-supporting portions (10c) of rubber moldings (10) and a film sheet (11) undergo deformation, and a depression load can be borne by both the float-supporting portions (10c) and the film sheet (11), so the load on the float-supporting portions (10c) is mitigated, making the float-supporting portions (10c) less subject to breakage. Further, since the film sheet (11) exists between the rubber moldings (10) and a resin plate (12), it is possible to prevent the rubber moldings (10) from being rubbed against a side wall of a frame portion (12a), making it possible to prevent breakage due to rubbing between the rubber moldings (10) and the resin plate (12).

222 FOIL-TYPE PRESSURE SENSOR ADAPTED FOR MINIMIZING CRITICAL PRELOAD ISSUES EP05797009.7 2005-10-13 EP1803138A1 2007-07-04 NOLL, Alain; DECOSTER, Yves
A foil-type switching element comprises a first carrier foil and a second carrier foil arranged at a certain distance by means of an inner spacer. The inner spacer comprises at least one cut-out defining an active area of said switching element where at least two electrode structures are arranged between said first and second carrier foil so as to define at least one pair of spaced switch contacts. According to the invention, the switching element further comprises a first outer spacer layer, said first outer spacer layer being arranged on an outer surface of said first carrier foil and said first outer spacer layer comprising at least one opening in the region of said active area. In a preferred embodiment of the invention, the foil-type switching element further comprises a second outer spacer layer, said second outer spacer layer being arranged on an outer surface of said second carrier foil and said second outer spacer layer comprising at least one opening in the region of said active area.
223 KEYBOARD TYPE INPUT DEVICE AND PORTABLE INFORMATION PROCESSOR EP99961281 1999-12-08 EP1231534A4 2007-05-02 TERASAKI K; OHYAMA TAKESHI; YAMADA A; KITAZUMI GONDARO; NARITOMI MASANORI; NAKAMURA KENJI
A pen-based portable information processor is provided with an auxiliary keyboard suitable for entering large quantities of data. The keyboard (33 or 35) has a laminated structure, which includes a keyboard panel (12 or 17) formed integrally with keys (12a or 18) to be pressed for entering data; a coordinate information generator (13) and a contact part (16 or 19), which convert the force generated by a keystroke into a vertical force; and parts (14 or 20) for scattering all the keystroke force except the vertical force converted by the coordinate information generator (13) and the contact part.
224 EL SHEET AND MEMBER FOR LIGHTING PRESS-BUTTON SWITCH EP05719167.8 2005-02-16 EP1718125A1 2006-11-02 HOTTA, Shinji, c/o Shin-Etsu Polymer Co., Ltd.; YAMADA, Shunichi, c/o Hakodate SEKONIC, INC.

It is to provide an EL sheet and a member for lighting a push-button switch capable of emitting light stably and sufficiently for a long period of time without problems such as non-light emission phenomena and generation of black dot, even if the EL element is subjected to, for example, a drawing process to form into a three-dimensional shape.

A laminated EL sheet is formed that comprises a counter electrode layer 15, a dielectric layer 14, a light-emitting layer 13, and a transparent electrode layer 11. An adhesive layer 12 made of adhesive having excellent adhesiveness to the electroconductive polymer is disposed between the transparent electrode layer 11 made of an electroconductive polymer and the light-emitting layer 13. In order that the adhesives have excellent adhesiveness, polyester, acrylic, cyanoacrylate, polyolefin, ethylene-vinyl acetate or ethylene ethyl acrylate type adhesive is used. The dielectric layer is made of fluoro type, polyester type or acrylic type resin binder. Furthermore, to improve durability in a hot and high-humidity environment, a second counter electrode layer 17 and/or a second dielectric layer 17, both having an ion diffusion-preventing function, is/are disposed.

225 ANTI-MICROBIAL TOUCH PANEL AND METHOD OF MAKING SAME USING HOMEOTROPIC LIQUID CRYSTAL SILANES EP99967768.5 1999-12-30 EP1155352B1 2006-03-08 LI, Chia-Yen Lumenon Innovative L.T.; BOTTARI, Frank, J.; GEAGHAN, Bernard, O.
An anti-microbial touch panel (10) includes a substrate (14); an active portion (15) on one surface of the substrate; and a homeotropic organosilane layer (22) deposited on the active portion for reducing survivability of microorganisms contacting the touch panel.
226 FOLIENTASTATUR EP03709715.1 2003-02-20 EP1481410A1 2004-12-01 BECKER, Stefan; MEISSNER, Winfried; URRIGSHARDT, Ignaz
Disclosed is a film keyboard with a number of operating areas, particularly for use in a potentially explosive environment, comprising a covering film made of an insulating material, an electrically conductive layer that is arranged underneath the covering film, and a conductor film which is disposed in an insulated manner across from the conductive layer and is provided with a number of strip conductors and circuit elements that are placed below the operating areas. The invention is characterized by the fact that a conductive layer is configured as a coating which is made of a conductive material and is arranged on the inside of the covering film, that at least one contact element permanently touches the coating of the covering film so as to create a conductive connection between the covering film and at least one strip conductor that is maintained at a specific potential, and that at least some partial areas of the coating are provided with an electrically insulating coat of lacquer above the circuit elements.
227 Foil-type switching element with multi-layered carrier foil EP02102706.5 2002-12-09 EP1429357A1 2004-06-16 CHABACH, Driss; SCHLEEH, Thomas; BIECK, Werner

A foil-type switching element comprises a first carrier foil and a second carrier foil arranged at a certain distance from each other by means of a spacer, said spacer comprising at least one recess defining an active area of the switching element. At least two electrodes are arranged in the active area of the switching element between said first and second carrier foils in such a way that, in response to a pressure acting on the active area of the switching element, the first and second carrier foils are pressed together against the reaction force of the elastic carrier foils and an electrical contact is established between the at least two electrodes. According to the invention, at least one of said carrier foils comprises a multi-layered configuration with at least two layers of different materials.

228 GRAFTED THERMOPLASTIC ELASTOMER BARRIER LAYER EP97949654.4 1997-12-02 EP0895486B1 2003-11-05 CROTZER, David, R.; SILVA, Neill, N.
A thermoplastic elastomer barrier layer (14) is disclosed. The thermoplastic elastomer barrier layer (14) may be grafted to a substrate (12) for preventing contaminants from permeating through the substrate (12) or for preventing contaminants, which may permeate through the substrate (12), from permeating beyond the substrate (12). The thermoplastic elastomer barrier layer (14) is grafted to the substrate (12) by a thermal grafting process.
229 Key sheet and method for manufacturing the same EP00303929.4 2000-05-10 EP1056107A3 2002-06-12 Katori, Masaya, R&D Centre of Polymatech Co., Ltd.

A key sheet integrated with a film (2) on a surface and a side of a key top body (1) made of a thermoplastic resin, an inorganic substance layer (3) which is 20 to 100 nm in thickness and is 1 to 20% in a transmittance of visible light is formed on the back face of the film.

230 Key sheet and method for manufacturing the same EP00303929.4 2000-05-10 EP1056107A2 2000-11-29 Katori, Masaya, R&D Centre of Polymatech Co., Ltd.

A key sheet integrated with a film (2) on a surface and a side of a key top body (1) made of a thermoplastic resin, an inorganic substance layer (3) which is 20 to 100 nm in thickness and is 1 to 20% in a transmittance of visible light is formed on the back face of the film.

231 CONDUCTIVE ELASTOMERS AND METHODS FOR FABRICATING THE SAME EP96943563 1996-12-03 EP0912335A4 2000-01-19 CROTZER DAVID R; GOODWIN JONATHAN W; MICHAUD ARTHUR G; DEDONATO DAVID A
Several different types of electrically conductive elastomers are disclosed along with the methods for their fabrication. In one particular embodiment, a layered composition (10) is disclosed which comprises a substrate (12), a first layer (14), and a second layer (16). The substrate (12) is formed of a non-conductive elastic material and it has an outer surface. The first layer (14), which is formed with a non-conductive elastic material, is grafted to the outer surface of the substrate (12). The second layer (16), which is formed with a non-conductive elastic material (18) having a quantity of conductive flakes (20) interspersed therein, is grafted on an outer surface of the first layer (14). The second layer (16) can further be formed with a quantity of rounded or jagged conductive particles interspersed in the non-conductive elastic material (18) such that some of the conductive particles are present along an outer surface of the second layer. Alternatively, a quantity of rounded or jagged conductive particles may be embedded in an outer surface of the second layer (16).
232 Illuminated pushbutton switch EP98306438.7 1998-08-12 EP0899762A1 1999-03-03 Kagawa, Kazuyoshi

An illuminated pushbutton switch suitable for achieving a reduced thickness design and a cost reduction is provided. A first sheet layer (3) having a PET film (2) and acrylic key-tops (1) integrated with one surface of the PET film, the acrylic key-tops having display portions printed and formed at the bottom surfaces of the key-tops; a second sheet layer (6) including a diffusing PET film (4) having projections (5) on both surfaces corresponding to the centers of the key-tops, the second sheet layer further being disposed opposing to the other surface of the PET film of the first sheet layer; and a circuit board on which are placed LEDs which emit light to the second sheet layer from the opposite side to the first sheet layer, and tactile switches (8) which are disposed opposing to the projections and are pushed and actuated by the projections are integrated with a framework in one piece.

233 Membrantastatur EP87105500.0 1987-04-14 EP0241906B1 1992-09-30 Hoffman,, Horst
234 Input device EP90305803.0 1990-05-29 EP0400953A3 1992-01-08 Hinata, Shoji; Ono, Yohichi; Wakabayashi, Satoshi

An input device has a pair of opposed transparent substrates (1, 2), and transparent electrodes (3, 4) on the inner surfaces of the substrates. The electrode (3) on one of the substrates (1) is conductively connected to the electrode (4) on the other of the substrates (2) by way of a conductive adhesive agent layer (9). A conductive synthetic resin thin film layer (11) softer than the conductive adhesive agent layer is interposed between the respective electrode on at least one of the substrates and the conductive adhesive agent layer.

235 TRANSPARENT TOUCH PANEL SWITCH. EP88905341 1988-06-01 EP0419454A4 1990-10-31 KUHLMAN BRUCE
236 Membrantastatur EP87105500.0 1987-04-14 EP0241906A3 1989-12-27 Hoffman,, Horst

Die Membrantastatur besitzt eine Stützplatte mit senkrecht von ihrem Boden abstehenden Stiften (11). Diese Stifte ragen durch Öffnungen (22) einer Codierplatte (20) hin­durch und über deren Oberfläche hinaus und bilden damit Abstandhalter für eine Membran (30). Zusätzlich dienen sie zur Halterung und Ausrichtung der Codierplatte (20)

237 Membrantastatur EP87105500.0 1987-04-14 EP0241906A2 1987-10-21 Hoffman,, Horst

Die Membrantastatur besitzt eine Stützplatte mit senkrecht von ihrem Boden abstehenden Stiften (11). Diese Stifte ragen durch Öffnungen (22) einer Codierplatte (20) hin­durch und über deren Oberfläche hinaus und bilden damit Abstandhalter für eine Membran (30). Zusätzlich dienen sie zur Halterung und Ausrichtung der Codierplatte (20)

238 Clavier modulaire, étanche, à effet tactile EP82401609.1 1982-08-31 EP0074315B1 1986-06-04 Bacon, Rémy; Juery, Gérard; Naulin, Michel
239 Clavier modulaire, étanche, à effet tactile EP82401609.1 1982-08-31 EP0074315A2 1983-03-16 Bacon, Rémy; Juery, Gérard; Naulin, Michel

Le clavier comprend un circuit imprimé (4) constituant un moyen de connexion électrique et de support pour une entretoise alvéolée modulaire (3) comportant une pluralité d'avéoles (30) de forme carrée, définies par des cloisons (31) et disposées suivant des rangées et des colonnes, des modules de contact (7) ou des modules de voyant montés sur le circuit imprimé dans les alvéoles de l'entretoise, une membrane étanche et élastique (1) solidaire de l'entretoise, des touches coopérant avec les modules de contact au moyen de la portion des touches extérieure à ladite membrane, sur laquelle agit le doigt, et des moyens (105 figure 5, 9 figure 2) de réaliser un effet tactile par basculement rapide.

240 KEYBOARD AND METHOD OF PRODUCING A KEYBOARD. EP81902690 1981-09-09 EP0059749A4 1983-02-09 SEARS RONALD JOSEPH; GROSS JACK RAMON
A keyboard includes a resilient foam layer (28) having an array of holes (30) therein with the layer (28) being sandwiched between a flexible sheet having dome-shaped areas (34) aligned with said holes and a dielectric member (38), the flexible sheet and dielectric member having electrodes (36, 40) thereon which are arranged to complete a circuit associated with a hole (30) when the flexible sheet and member are moved toward each other. A snap action of the dome-shaped areas (34) in the switch movement provides for improved tactile response and switch travel and reduced switch actuating force. Additional foam layers enhance the operating characteristics of the embodiments. A method of production of the keyboard entails determining the operating parameters of a desired keyboard and selecting the relative density and thicknesses of various resilient layers and flexible sheets in the keyboard to determine the switch actuating force, the extent of travel of the switch, and the location of the "makepoint" of the switch at a position between the start and end of switch travel.
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