1470 results about "Conductive rubber" patented technology

A modular electronic assembly for integration with a pneumatic tire includes a mounting patch, a power source, and at least one electronic device supported by a substrate. The mounting patch is preferably adapted for positioning on the inner liner of a pneumatic tire, and the power source is at least partially embedded in the mounting patch. Such embedded positioning of the battery results in an overall structure with a lower center of gravity than previous tire electronics assemblies, thus having increased mechanical stability and survivability in a tire environment. Electronic device(s) supported on the substrate may receive power from the power source, which in some embodiments corresponds to one or more batteries. The substrate supporting the at least one electronic device may be attached to the mounting patch by a variety of fashions. Exemplary attachment configurations may correspond to an adhesive layer, a hook and loop tape combination, or physical interconnection via terminals extending from the power source through the support substrate. Exemplary electronic devices may include such components as condition-responsive devices including transducers, acoustic devices, sensors, etc. for sensing certain environmental conditions such as temperature and/or pressure, tire revolution counters, vehicle speed sensors, sidewall deflection sensors, tire displacement sensors, microprocessors, memory modules, RFID transponders, light assemblies, data transmitters and/or receivers, and power, supply components. Selected of the electronic devices (including one or more antennas associated with any RF devices) may be encapsulated by a non-conductive rubber or elastic material to facilitate effective transmission characteristics. Conductive springs, flexible conductive elastomer or fatigue-resistance metal may be used to interconnect various electronic components (such as an RF device to an antenna).

A wristwatch with the function of sensing heart pulses having a watch housing on whose surface a liquid crystal display (LCD) is disposed. A voltage sensor is positioned within the watch housing for detecting the voltage frequency change during the blood circulation. The voltage sensor includes two electric terminals one of which is mounted on a bottom cover of the watch housing to permit a close contact with one hand wrist, and the other consists of two pieces of conductive rubber strips on the front surface of the insulated wristband for fingers of another hand to touch thereon. Both electric terminals are coupled by both hands while the detected voltage change frequency undergoes a static electric filtration by inductors and is transmitted to a filter shaping circuit for creating signals that are brought into a central processing unit to perform the processing and the calculating actions thereof. So, the processed result of the heart pulse rate is presented on the LCD.

An electronic apparatus with a protective panel, includes a display device 3 having a display section 3A, an enclosure 2 having a display window 2A which is open in one direction and mounts therein the display device 3 so as to expose the display section 5A to the outside, a protective panel 4 disposed at the display window 2A so as to cover the display section 3A from the outside; and a pressure-sensitive conductive rubber 14 interposed between a movable portion M including at least the protective panel 4 of the protective panel 4 and the display device 3 and a frame-like support portion 2b defined by a surface of the enclosure 2 within the display window 2A, so as to prevent intrusion of foreign substance to the interior of the enclosure 2 through the display window 2A, the rubber detecting a depressing operation on the movable portion M.

A conductive rubber roller 10 having a conductive rubber layer 1, containing chloroprene rubber, which composes an outermost layer thereof. When an alternating current is applied to the conductive rubber roller 10 at a voltage of five and a frequency of 100 Hertz, a dielectric loss tangent is 0.1 to 1.8.

In order to allow key input without operation of a keyboard or allow click and drag operations by finger tips of the hands, the present invention is primarily characterized in that a user wears a glove (7) (including a glove that covers only finger tips), which has a motion detection sensor (4) (based on the same principle as a laser mouse or an optical mouse) and a tactile sensor (5) (a conductive rubber, a piezoelectric element or the like) mounted on each finger-tip part thereof, on each hand (like mounting a small laser mouse or optical mouse on each finger tip), motion information about each finger tip is transmitted to an information processing device, such as a personal computer (PC), a PDA and a cellular phone, the position of each finger tip is displayed on a virtual keyboard (2) shown on a display (3) of the information processing device, and the tactile sensor (5) detects the pressure on a finger tip when the finger tip is pressed against an arbitrary object, such as a desk, thereby allowing input of a key corresponding to the finger tip pressed against the arbitrary object.

The invention provides a touch sensor based on flexible voltage-sensing conductive rubber. The invention is characterized in that a sensing unit has a structure form that: a flexible circuit board is used as a motherboard, the disc-shaped flexible voltage-sensing conductive rubber is arranged on the flexible circuit board and is electrically connected with an electrode distributed on the flexible circuit board, a stress surface at the top part of the flexible voltage-sensing conductive rubber is covered by a force transmitting hemisphere; the flexible circuit board is in a four-electrode structure, wherein, a public electrode A is a center circle electrode which is positioned on the concentric position together with the disc-shaped flexible voltage-sensing conductive rubber, a signal electrode B, a signal electrode C, and a signal electrode D which are at an angle of 120 degrees between every two are fan-shaped electrodes that are evenly distributed on a same torus of the periphery of the public electrode A. The invention relates to the touch sensor which has the advantages of strong surface suitability, high reliability, simple signal collecting circuit, and convenient manufacture, and also can be used for the three dimensional force detection.

An LCD having a backlight is inserted in a shield for protecting various types of electronic components used in an electronic camera by shielding static electricity applied to the LCD, and the LCD is held by the shield. In this structure, thermal conductive rubber is interposed between a substrate on which an image capturing element is arranged, and the shield, so that the image capturing unit composed of the image capturing element and the substrate, and the shield are thermally bonded.

The present invention provides a liquid crystal display device in which a light transmitting conductive layer formed on a surface of a color filter substrate is electrically connected with a backlight lower frame using conductive rubber. One end of the conductive rubber is connected with the light transmitting conductive layer, and another end of the conductive rubber is connected with the backlight lower frame through a hole which is formed in a backlight upper frame. The liquid crystal display device of the present invention can remove static electricity charged in a surface of a display panel and, at the same time, can realize the narrowing of a picture frame and the reduction of thickness thereof.

A method and system is provided for monitoring a respiratory signal by radio. The method includes the steps of: converting a change in electric resistance, which is caused by a change in abdominal circumference measured through a rubber waistband that is made of conductive rubber and is mounted on a lower garment of a testee during respiration, into a voltage signal, performing A/D conversion on the voltage signal, and transmitting the converted digital signal to a short distance by radio using a wireless communication protocol for ZigBee; and receiving the respiratory signal transmitted by radio, transmitting it to a computer unit by wire through an RS-232 port that is a serial communication port, and enabling a tester to monitor the respiratory signal through a screen.

The invention relates a capacitance type touch screen testing process by simulating a human hand to touch a touch screen of a mobile phone by multiple points. The process adopts the method of simulating the human hand to touch the touch screen of the mobile phone by multiple points, and multipoint simulated human hand touch action is completed by a special touch screen tester, so that points to be tested cover the effective range of the whole screen. Before testing, a thin metal plate cap of a pneumatic touch head is in a non-stressed state, the thin metal plate cap maintains a normal-state shape, at the moment, the pneumatic touch head and a detected point of the touch screen are in clearance contact; when testing, an air pipe is connected with an air source, under the action of air pressure, the thin metal plate cap is elastically deformed to protrude downwards, the conductive rubber on the surface of the thin metal plate cap simulates fingers of the human hand to press the detected point of the touch screen; when the air source is cut by the air pipe, the thin metal plate cap is recovered to the normal-state shape; and a test chip circuit is connected with a capacitor of the detected point of the touch screen, and a singlechip determines the touch position by measuring capacitor changes and acquires capacitor changing information.

The invention relates to a high-performance electric-conducting rubber material for aerospace, which is prepared from the following components in parts by weight: 50-100 parts of hydrogenated nitrile-butadiene rubber, 40-80 parts of auxiliary rubber material, 30-50 parts of electric-conducting heat-conducting medium material, 30-50 parts of reinforcing material, 30-50 parts of toughener, 30-50 parts of filler, 8-10 parts of stabilizer, 10-15 parts of tackifier, 3-5 parts of vulcanizing agent and 2-3 parts of assistant vulcanizing agent. The material has very excellent electric-conducting and heat-conducting characteristics, the volume resistivity is down to 0.005 ohm.cm below, and the heat conductivity coefficient is up to 4W/(m.K) above. The material has very excellent physical and mechanical properties, oil resistance, aging resistance and low-temperature resistance, and can be used as an electric-conducting heat-conducting rubber material in the fields of aerospace, track transportation, new energy, petroleum and the like.

In a thermal equalization system a machine tool carriage preferably of aluminum but which could be made of other lightweight materials, a drilling spindle housing is mounted on the carriage. At least one spindle housing is be mounted said carriage to service work pieces mounted on a tooling plate of the work table for said spindle. The chiller unit is used to provide coolant to the spindle to compensate for the heat generated by the spindle during drilling. When the spindle is not drilling, excessive cooling of the spindle can result. Accordingly, the instant invention also includes, a conductive rubber heating pad which is attached to the spindle structure to provide a heat source for the system to compensate for excessive cooling when the drill is not generating heat. The temperature control maintains the temperature between the spindle housing, carriage and work table thereby minimizing temperature expansion differentials between the drilling position and the worktable position.

A tactile sensing garment of intelligent robot consists of garment wearing on intelligent robot and tactile sensing unit set on said garment. It is featured as forming said tactile sensing unit by both top and bottom film electrode plates with each electrode contact being corresponded one by one as well as with one electrode contact being arranged in line array form and another one being arranged in column array mode, sticking a conductive rubber on each electrode contact of bottom film electrode plate and setting a backing strap with holes corresponding to said conductive rubber between two said film electrode plates.

The invention discloses a separately powered dynamic blood sugar monitoring transmitter, a system and a signal sampling method. The separately powered dynamic blood sugar monitoring transmitter structurally comprises a transmitter body and a sensor base device. The sensor base device is divided into a base and adhesive tape, a battery jar and a groove are formed in the base, a battery is arrangedin the battery jar, a rotating seat is installed in the groove, one side of the rotating seat is hinged in the groove, a silica gel seat is arranged in the rotating seat, a pair of conductive rubbersis arranged in the silica gel seat, the transmitter body comprises a circuit board assembly, and the circuit board assembly is provided with four conductive pins which can be in contact with a positive electrode, a negative electrode and the two conductive rubbers. Compared with the prior art, the button battery can be separated from the transmitter body and integrated with a sensor, when the transmitter is not used, the transmitter is not installed on a sensor base, so that the transmitter is in a power-off state, power of the button battery is not consumed; when the transmitter is used, thetransmitter is buckled on the sensor base, and the battery on the sensor base is electrically connected to the transmitter for power supply.

A capacitance type sensor includes a substrate, a group of electrodes fixed on an upper face of the substrate, a movable electrode plate having an electrode on its lower side and a gap between the group of fixed electrodes on the substrate and the electrode on the movable electrode plate. The gap is formed with a solder layer, a conductive elastomer layer, a conductive paint layer, or a conductive adhesive material layer provided on the substrate. The electrode on the movable electrode plate is made of conductive rubber plate or conductive elastomer plate.

A pneumatic tire according to the invention includes a cap rubber 12 as a non-conductive rubber layer and a conductive layer 13 that extends from the tread surface to the bottom surface of the cap rubber 12 through the cap rubber 12. The conductive layer 13 has a main portion 13a extending from the tread surface toward the inner periphery of the tire, and plural branch portions 13b branched from the main portion 13a and extending toward the outer periphery of the tire. At least, one of the branch portions 13b is exposed to the tread surface.

The invention relates to high-thermal-conductivity thermosetting resin and a preparation method thereof. The high-thermal-conductivity thermosetting resin is obtained though uniformly mixing 100 parts of thermosetting resin, 1-100 parts of thermosetting resin powder and 5-200 parts of surface-modified thermal conductive fillers by weight. According to the high-thermal-conductivity thermosetting resin, the filling quantity required by high thermal conductivity of the thermosetting resin can be greatly reduced, further the thermal conductivity property of the thermosetting resin can be improve obviously on the basis of keeping/improving the mechanical property, the processing property and the optical property of the thermosetting resin, and the high-thermal-conductivity thermosetting resin can be widely applied to the fields of heat conductive plastics, heat conductive rubber, heat conductive bonding agents, heat conductive coatings and the like.

The invention discloses an anti-static silicon rubber sleeve. In order to solve the problem that a high-temperature-resistant and solvent-resistant anti-static product capable of meeting requirements on preparation and lives of people does not exist at present, the invention provides a formula of the anti-static silicon rubber sleeve. The formula mainly comprises 100 parts of silicon rubber, 5 to 10 parts of white carbon black, 30 to 90 parts of conductive filler, 2 to 10 parts of hydroxy silicone oil, 1 to 5 parts of hydrogen-containing silicone oil and 1 to 5 parts of vulcanizing agent. Meanwhile, the invention also provides the preparation method of the anti-static silicon rubber sleeve by using the formula. The method comprises the following steps of: firstly, preparing silicon rubber gross rubber; secondly, preparing conductive rubber; thirdly, vulcanizing and mixing; and fourthly, extruding and sulfurizing.

The invention discloses low-modulus high-intensity room temperature vulcanized conductive silicon rubber, which is prepared from the following ingredients by weight parts: 100 parts of silicon rubber crude rubber, 10 to 30 parts of conductive filling materials, 2 to 5 parts of cross linking agents and 0.2 to 2 parts of catalysts through mixing and molding pressing. The room temperature vulcanized conductive silicon rubber has excellent physical performance, the tearing intensity can reach 21.1 kN/m, the break extension percentage is 1500 percent, the 100 percent modulus is 0.79 MPa, and the 300 percent modulus is 1.30 MPa. The room temperature vulcanized conductive silicon rubber can be used for producing various high-stretching conductive rubber products such as electric plug connectors, electric sealing shock absorption elements, conductive connectors and the like, can be widely applied to various fields such as electronics and electrics, communication, traffic, chemical engineering, medical science, toys, machinery, boats and the like, and has good economic benefits and application value.

This invention provides a process for producing a conductive rubber roller having small aspect ratios of inner and outer diameters, having a stable measure of its inner diameter, having uniform cell distribution and being free from non-uniformity of hardness and electrical resistance in the peripheral direction. The process has a step of continuously extruding a tube composed of a specific unvulcanized rubber composition from a rubber extruder in a microwave vulcanizing unit, and a step of foaming and vulcanizing the tube by using a microwave irradiator having a microwave irradiation zone 4 m or less in length while being transported at given speed. The foamed rubber tube has an inner diameter 20 to 35% smaller than the outer diameter of the conductive core material over the whole region in the lengthwise direction, and the conductive core material is press-fitted into the foamed rubber tube without using any adhesive.

A button key structure integrated with a speaker consists of a direction key, a lower lid and a speaker. The direction key is hollow and includes an outer key and an inner key. The outer key is slightly smaller than the key opening and is extended outside the casing. The inner key is slightly larger than the key opening and is confined between the casing and a circuit board. The inner key has contact points located at the bottom to correspond to touch switches located on the circuit board. The lower lid couples with the direction key to form a housing compartment to house the speaker. The speaker connects electrically to the circuit board through a conductive rubber.

The invention relates to a low-density high-strength conductive rubber and a preparation method thereof. According to mass, the raw materials comprise: 100 portions of raw silicon rubber, 50-80 portions of conductive filler, 3-6 portions of white carbon black, 2-5 portions of silane coupling agent, 1-3 portions of hydroxy silicone oil and 1-3 portions of organic peroxides. An open double-stick rubber mixing machine is used for processing. The method includes the following steps: after mill banding of raw rubber, adding the white carbon black, conductive fiber, silane coupling agent and hydroxy silicone oil for mixing; and after uniformly mixed sizing material goes through mill run, adding the organic peroxides, conducting mill run and rolling with output of sheets. A low-density high conductive rubber can be acquired with a relatively low additive amount of conductive filler that is served as by low-density high conductive fiber.