55results about "Interspersed finger contacts" patented technology

There is a fabric type input device. The fabric type input device comprise a fabric type electrode unit comprising first and second fabric type electrodes formed opposite to each other, the first and second fabric type electrodes each comprising a fabric and a lead pattern formed by patterning a conductive material on the fabric, a fabric type substrate unit interposed between the first and second fabric type electrodes so that the first and second fabric type electrodes are spaced apart from each other, the fabric type substrate unit having a connection hole formed so that the first and second fabric type electrodes are in contact with each other and a control unit supplying an input signal to the fabric type electrode unit, the control unit sensing the supplied input signal. The fabric type input device is formed using a fabric patterned with a conductive material, thereby minimizing foreign-body feeling.

Sensor fusion algorithm techniques are described. In one or more embodiments, behaviors of a host device and accessory devices are controlled based upon an orientation of the host device and accessory devices, relative to one another. A combined spatial position and / or orientation for the host device may be obtained based on raw measurements that are obtained from at least two different types of sensors. In addition, a spatial position and / or orientation for an accessory device is ascertained using one or more sensors of the accessory device. An orientation (or position) of the accessory device relative to the host computing device may then be computed based on the combined spatial position / orientation for the host computing device and the ascertained spatial position / orientation for the accessory device. The relative orientation that is computed may then be used in various ways to control behaviors of the host computing device and / or accessory device.

The cost and complexity of an electronic pressure sensitive transducer are decreased by constructing such a transducer directly on a printed circuit board containing support electronics. Conductive traces are formed on the printed circuit board to define a contact area. A flexible substrate having an inner surface is positioned over the contact area. An adhesive spacer, substantially surrounding the contact area, attaches the flexible substrate to the printed circuit board. At least one resistive layer is deposited on the flexible substrate inner surface. In use, the resistive layer contacts at least two conductive traces in response to pressure applied to the flexible substrate to produce an electrical signal indicative of applied pressure.

A hybrid sensor is formed by stacking a plurality of flexible sheets each provided with electrode patterns. The hybrid sensor includes a contact pressure sensor which has switches turning on or off by a pressure load, and an electrostatic capacitance sensor which detects a nearby object without contacting the object. The electrode patterns include a switching electrode pattern as the switch of the contact pressure sensor and a detecting electrode pattern as the detecting electrode of the electrostatic capacitance sensor. The detecting electrode is formed to cover substantially the entire area other than the area on which the switching electrode pattern is formed.

An input device for an electronic system includes a force sensor having conductive interdigitated traces on a bottom substrate and a flexible substrate spaced apart from the bottom substrate. The flexible substrate has a resistive layer deposited on a bottom side facing the interdigitated traces. A snap dome is positioned over a portion of the force sensor flexible substrate. A flexible keymat membrane is positioned over the force sensor and the snap dome. The keymat membrane bottom surface faces the force sensor flexible substrate. The keymat membrane bottom surface has a protruding region surrounding the snap dome and spaced above the force sensor flexible substrate. A center keycap on the keymat membrane top surface is positioned over the snap dome. A surrounding keycap on the keymat membrane encloses the center keycap and is positioned over the keymat membrane protruding region.

An illuminated membrane switch employs transparent conductive elements in the region of the button so as to provide passage of light from behind the membrane switch to the user without shadowing by opaque conductive elements.

An input system is delineated comprising an array of touch regions. At least one touch region is aligned with a sensing structure. The sensing structure comprises a first conductive region; a second conductive region aligned with the first conductive region, the second conductive region including a first conductive pattern forming a first switch terminal and a second conductive pattern forming a second switch terminal, the first conductive pattern separated by a space from the second conductive pattern; and a third conductive region between the first conductive region and the second conductive region, the third conductive region electrically coupling the first switch terminal to the second switch terminal to provide a first indication when the switch is open and a second indication when the switch is closed. Also delineated is a control panel including a plurality of such switches, as well as an appliance including such a control panel.

An illuminated membrane switch employs transparent conductive elements in the region of the button so as to provide passage of light from behind the membrane switch to the user without shadowing by opaque conductive elements.

An input device for an electronic system includes a force sensor having conductive interdigitated traces on a bottom substrate and a flexible substrate spaced apart from the bottom substrate. The flexible substrate has a resistive layer deposited on a bottom side facing the interdigitated traces. A snap dome is positioned over a portion of the force sensor flexible substrate. A flexible keymat membrane is positioned over the force sensor and the snap dome. The keymat membrane bottom surface faces the force sensor flexible substrate. The keymat membrane bottom surface has a protruding region surrounding the snap dome and spaced above the force sensor flexible substrate. A center keycap on the keymat membrane top surface is positioned over the snap dome. A surrounding keycap on the keymat membrane encloses the center keycap and is positioned over the keymat membrane protruding region.

A compact key structure comprises a base plate, a conductive membrane, an elastic member, a frame and a cap wherein said key structure is characterized in that the conductive membrane is single-film structure and has a contact corresponding to each key and with meshed-hook shape <CUSTOM-CHARACTER FILE="US06191776-20010220-P00001.TIF" ID="CUSTOM-CHARACTER-00001">. An aperture is provided at the center of the contact for venting air. The elastic member and the cap are attached by a non-reactive type paste such that the elastic member and the cap can be attached and separated repeatedly. The surface of said elastic member attached to said cap is of staircase shape and has venting holes formed on the lateral side to facilitating the restoring of the elastic member after being pressed. Moreover, a conductive bump is provided within the elastic member and corresponding to the conductive membrane. A conductive layer is formed on the conductive layer and corresponding to the contact of the conductive membrane. The conductive bump of the elastic member is connected to the contact of the conductive membrane and a closed loop is formed within the key when the cap is pressed down, whereby the signal generated by key stroking action is transmitted to the computer. The conductive membrane is designed to be single-film structure, whereby the keyboard is more compact with reduced height.

A pressure-sensitive switch includes a pressing member, a flexible base member under the pressing member, a resistance layer on an underside of the base member, an electrode group, a third electrode, and a resistance element. The electrode group includes first and second electrodes and confronts the base member so as to be brought into contact with the resistance layer when the pressing member is pressed. The third electrode is disposed apart from the electrode group and confronts the base member same as the electrode group. The resistance element is connected to the first and second electrodes in series therebetween. The first electrode is located nearer a pressing center of the pressing member than the second electrode.

A movable contact element includes a cover sheet to which a movable contact having a dome shape is bonded and which is stacked on a top surface of a pressure sensitive conductive sheet. The movable contact element is bonded to a top surface of a substrate having a fixed contact formed thereon, thereby forming a switch. Through the construction, it is possible to obtain the movable contact element, which has a simple construction and can perform various operations, and the switch using the same.

A pointing device may be directly soldered to a printed circuit board. In one embodiment, a bottom substrate defines a sensing region with a plurality of interdigitated conductive trace regions. Each trace region includes interdigitated common and sense traces. At least one via passes through the bottom substrate for each trace. Each via supports a conductive path from one trace to at least one lead element. Each lead element is solderable to a printed circuit board. A flexible substrate is constructed from a heat resistant polymer. The flexible substrate has a resistive layer deposited on a bottom side. A raised pedestal is formed on the bottom substrate top face around at least a portion of the sensing region. The pedestal separates the interdigitated conductive traces from the flexible substrate resistive layer. A button on a keypad membrane may be used to depress the flexible substrate onto the trace region.

The present disclosure relates to a pressure-sensitive switch including a support substrate, a conductive structure provided on the support substrate, and an electrode unit disposed to face the support substrate with the conductive structure interposed therebetween. The conductive structure includes an elastic component extending to protrude from the support substrate toward the electrode unit, and an electrode layer covering the elastic component.

The object of the invention is a clothing piece, such as a glove, with a heating device, in particular for the warming and / or temperature control of a skin surface with deep-acting effect upon areas of a human body, comprising at least one heat transfer element, at least one connection for an energy supply device, at least one control field with an encapsulation and with at least one circuit board with an electrical control circuit for controlling the temperature of the heat transfer element and at least two switches for the manual adjustment of the temperature. The encapsulation comprises a chamber that holds the circuit board and a protruding edge that surrounds the chamber, wherein the edge is made of a flexible material. In addition, the switches are made up of at least two contact elements located on the inside of the encapsulation and at least two contact elements formed on the circuit board.

A hybrid sensor is formed by stacking a plurality of flexible sheets each provided with electrode patterns. The hybrid sensor includes a contact pressure sensor which has switches turning on or off by a pressure load, and an electrostatic capacitance sensor which detects a nearby object without contacting the object. The electrode patterns include a switching electrode pattern as the switch of the contact pressure sensor and a detecting electrode pattern as the detecting electrode of the electrostatic capacitance sensor. The detecting electrode is formed to cover substantially the entire area other than the area on which the switching electrode pattern is formed.

A keyswitch device which is provided with a support mechanism which supports a keytop in a movable manner, and a membrane sheet which has a plurality of upper electrodes and a plurality of lower electrodes which respectively correspond to the plurality of the upper electrodes and which form contact pairs with the corresponding upper electrodes. A plurality of contact pairs are arranged for a single keytop. The rubber cup pushes the plurality of contact pairs which are arranged for the single keytop.

The present invention discloses a contactor assembly which is used for vacuum circuit breaker and can prevent the increase of contact resistance caused by vibration and has a tulip shape. The contactor assembly used for vacuum circuit breaker is installed on the terminal of main circuit for connecting the terminal of main circuit with the terminal of bracket. The contactor assembly comprises the following components: a contactor plate which is fixedly connected with the terminal of main circuit; a plurality of contactor fingers which are concentrically installed; a supporting board which is provided with a plurality of teeth parts on the external surface and valley parts used for fixing the contactor fingers between the teeth parts; and a plurality of annular springs which are used for providing the elastic pressure to the contactor fingers. Each contactor finger comprises an electric conductor plate which comprises the following components: a first projection contacting with the terminal of main circuit, a second projection contacting with the terminal of bracket, and a planar part between the first projection and the second projection. Furthermore the electric conductor plate is constructed that the electric conductor plate is movable relatively to the conductor plate when vibration occurs for preventing the increase of contact resistance caused by the contact to the terminal of main circuit.

An input system is delineated comprising an array of touch regions. At least one touch region is aligned with a sensing structure. The sensing structure comprises a first conductive region; a second conductive region aligned with the first conductive region, the second conductive region including a first conductive pattern forming a first switch terminal and a second conductive pattern forming a second switch terminal, the first conductive pattern separated by a space from the second conductive pattern; and a third conductive region between the first conductive region and the second conductive region, the third conductive region electrically coupling the first switch terminal to the second switch terminal to provide a first indication when the switch is open and a second indication when the switch is closed. Also delineated is a control panel including a plurality of such switches, as well as an appliance including such a control panel.

In an electric contact material of silver matrix capable of resisting arc erosion and containing no cadmium-composite, an Ag—(SnO2+In2O3) composite containing 9˜11% of (SnO2+In2O3) or an Ag—Cu oxide, composite containing 15˜25% of Cu oxide is used. The electrical contact material has a contact resistance of 5˜60 milliohms (mohm) and an arc erosion resistance capability up to 2*103˜10*103 times provided that the Vickers hardness (Hv) of the material is 100˜150, the measured current is 1˜5 amperes, and the measured voltage is 10˜20 volts. Two electrical contacts maintain an arc erosion resisting capability at the condition of a low contact resistance when the electrical contact material is formed on a surface of a metal substrate of an electric connector.

The present invention discloses a luminous keyboard. The luminous keyboard includes an illumination element, a membrane circuit board, and a plurality of keys. The membrane circuit board includes an upper board and a lower board with a plurality of light guide points. The lower board and the upper board have a first circuit layout and a second circuit layout respectively to form a plurality of membrane switches. The plurality of light guide points of the lower board are used to aggregate and scatter light beams provided by the illumination element. Besides, the lower board includes a first membrane and a second membrane in order to increase the upward-scattering light quality of the plurality of light guide points.

The present invention relates to a metal dome sheet wherein metal domes (12) arranged in electrode sections (11) on a substrate (10) are tightly adhered via a tacky layer (23) to the substrate (10) except the metal domes (10), and a tacky layer free section (23a) is provided in the tacky layer (23) between at least two adjacent metal domes (12). It is made to be the venting section delta, thereby a thin, light switch panel having excellent waterproof and dustproof properties is obtained.

The invention provides a low-travel illuminated key mechanism. Embodiments are directed to a low profile key for a keyboard having an overmolded support structure. In one aspect, an embodiment includes a key cap having an illuminable symbol. A support structure having a pair of overmolded wings may pivotally couple to the key cap. A switch housing may surround the support structure and connect each of the first and second wings. A tactile dome may be at least partially positioned within the switch housing and configured to bias the key cap upward. A sensing membrane may be positioned along anunderside surface of the tactile dome and configured to trigger a switch event in response to a collapsing of the tactile dome caused by a depression of the key cap. A feature plate may be positionedbelow the sensing membrane. A light guide panel may define at least one light extraction feature that may be configured to propagate light toward the key cap and cause illumination of the illuminablesymbol.

A movable contact element includes a cover sheet to which a movable contact having a dome shape is bonded and which is stacked on a top surface of a pressure sensitive conductive sheet. The movable contact element is bonded to a top surface of a substrate having a fixed contact formed thereon, thereby forming a switch. Through the construction, it is possible to obtain the movable contact element, which has a simple construction and can perform various operations, and the switch using the same.

A switch is delineated comprising a first conductive region; a second conductive region aligned with the first conductive region, the second conductive region including a first conductive pattern forming a first switch terminal and a second conductive pattern forming a second switch terminal, the first conductive pattern separated by a space from the second conductive pattern; and a third conductive region between the first conductive region and the second conductive region, the third conductive region electrically coupling the first switch terminal to the second switch terminal to provide a first indication when the switch is open and a second indication when the switch is closed. Also delineated is a control panel including a plurality of such switches, as well as an appliance including such a control panel.