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| Number | Title | Issue Date |
| 7388166 | Stretchable fabric switch The present invention provides a stretchable fabric that may serve as a switch device or coupling to an electronic device and a power source by merely stretching or pushing the fabric. The stretchable fabrics may be usable in a wearable garment, furniture, or other ... | 06/17/2008 |
| 7365278 | Vehicle occupant sensing system having a contamination barrier member A vehicle occupant sensing system that includes at least one sensor and at least one sensor assembly. The sensor assembly has a base and an upper slide member supported for movement toward and away from the base wherein the sensor is operable to detect movement of t... | 04/29/2008 |
| 7358456 | Swimming pool touchpad A sealed two-plate swimming pool touchpad construction that is unaffected by pressure, in which a resilient, compressible, non-conductive spacer material such as rubber tubing is seated in an array of spaced recesses or grooves on the inside face of the rear plate t... | 04/15/2008 |
| 7355134 | Practice switch apparatus A platform of the type holding a plurality of normally-open electric switches in position for activation of a selected individual switch by application of a force in a direction normal to a surface of the switch by a portion of a human body. An exemplary platform ac... | 04/08/2008 |
| 7342190 | Pressure actuated switching device and method and system for making same A pressure actuated switching device is made by applying at least a first layer of fluid conductive polymeric coating material to a surface of a sheet of green rubber material. The conductive polymeric coating is solidified to form an electrode, and the sheet of gre... | 03/11/2008 |
| 7256347 | Cord control and accessories having cord control for use with portable electronic devices A control cord for connecting an auxiliary device to a portable electronic device is provided. The control cord includes a flexible longitudinal housing and a plurality of electrical conductors extending from one end of the housing to which the auxiliary device will... | 08/14/2007 |
| 7228679 | Electrical method of sensing operator presence on a walk-behind mower An operator presence control assembly for a walk-behind greens mower includes a handle supported on a frame of the walk-behind greens mower, a ribbon switch on the outer perimeter of the handle, and a circuit including the ribbon switch. The circuit is completed by ... | 06/12/2007 |
| 7199315 | Pressure actuated electrical switch An electrical switch comprises a dielectric substrate and a deformable contact member overlying the dielectric substrate for contacting an electrical conductor on the dielectric substrate when deformed. The contact member is electrically connected to another electri... | 04/03/2007 |
| 7186356 | Analytical device A sensor for chemical species or biological species or radiation presenting to test fluid a polymer composition comprises polymer and conductive filler metal, alloy or reduced metal oxide and having a first level of electrical conductance when quiescent and being co... | 03/06/2007 |
| 7161084 | Detector constructed from electrically conducting fabric The present invention relates to a detector constructed from electrically conducting fabric and configured to present a varying electrical characteristic in response to a mechanical interaction. The detector comprises a first conducting layer (401) which is d... | 01/09/2007 |
| 7145432 | Flexible switching devices An electronic resistor user interface comprises flexible conductive materials and a flexible variably resistive element capable of exhibiting a change in electrical resistance on mechanical deformation and is characterised by textile-form electrodes (10,12) a... | 12/05/2006 |
| 7119704 | Machine guarding system having a sensing mat with status indicator lights A machine guarding system generally includes a switch mat in electrical communication with a machine being guarded. The switch mat is adapted to be placed on a floor adjacent the machine being guarded and includes a pressure actuated switch mechanism which causes po... | 10/10/2006 |
| 7102089 | Pressure actuated switching device and method and system for making same A pressure actuated switching device is made by applying at least a first layer of fluid conductive polymeric coating material to a surface of a sheet of green rubber material. The conductive polymeric coating is solidified to form an electrode, and the sheet of gre... | 09/05/2006 |
| 7091436 | Flexible keyboard A flexible data input device including a first textile layer and a second textile layer, which are arranged spaced apart from each other by a spacer. The spacer includes apertures delimiting the active zones of the data input device. The two textile layers are elect... | 08/15/2006 |
| 7075449 | Vehicle occupant sensor system The present invention is a sensor element, particularly a sensor element useful in a vehicle occupant detection system. The sensor element comprises a first conductor and a second conductor disposed transversely with respect to one another to define a junction. In u... | 07/11/2006 |
| 7068142 | Pressure-sensitive resistor and pressure-sensitive sensor using the same A pressure-sensitive sensor includes two base films opposite to each other, a pair of electrodes provided on the two base films, and first and second pressure-sensitive resistors provided by two layers on the electrodes to form a predetermined gap therebetween. Furt... | 06/27/2006 |
| 6993867 | Rat exterminating electroshock sheet, and method of expelling harmful birds and animals A sheet for exterminating rats by electric shock includes two plastic sheets in the form of upper and lower layered sheets. A grid-type copper foil pattern of straight lines with a fixed width, intersecting at right angles, is formed as first electrodes on the upper... | 02/07/2006 |
| 6963040 | Illuminated touch switch An illuminated touch switch has a touch sensitive area and a plurality of light emitting diodes arranged in a predetermined pattern. The touch switch includes a first rigid circuit board with a first electrical conductor and a second flexible circuit board with a se... | 11/08/2005 |
| 6948452 | Electric animal deterrent for contact with underlying ground system The present invention provides a high voltage pulse generator used for deterring animals where the high voltage pulses are delivered to the animal through an electrical conductor that lays directly on the ground and is not insulated from the underlying ground system... | 09/27/2005 |
| 6926062 | Screen element for motor vehicles; in particular, wind blocker A screen element for motor vehicles having a piece of flat material extending in a surface area. The piece of flat material has strands which are inherently stiff to enable the flat material to stand alone without a frame. The strands also provide primary stability ... | 08/09/2005 |
| 6925748 | Flexible apparatus cover providing electrical shock upon contact A flexible blanket is made of plural layers including a pair of mutually insulated electrically conductive layers. Electrically conductive stitchings extend between the electrically conductive layers, and a top abrasion resistant layer and are exposed on its exterio... | 08/09/2005 |
| 6926106 | Wheelchair having speed and direction control touchpad A wheelchair having a speed and direction control touchpad. The touchpad comprises two separated semi-conductive film layers, one measuring an X coordinate and one measuring a Y coordinate. When pressure is applied to the layers bringing them into contact with each ... | 08/09/2005 |
| 6915611 | Deployable structure A structure having a first semi-rigid surface with a first curved edge, the first semi-rigid surface adapted to be rotatably secured to a reference to permit the first semi-rigid surface to assume a first position and a second position, and a first joint structure s... | 07/12/2005 |
| 6917002 | Pressure actuated switching device and method and system for making same A pressure actuated switching device is made by applying at least a first layer of fluid conductive polymeric coating material to a surface of a sheet of green rubber material. The conductive polymeric coating is solidified to form an electrode, and the sheet of gre... | 07/12/2005 |
| 6898842 | Method for manufacturing a continuous-length switch Disclosed is a method for manufacturing a continuous-length switch that comprises first and second electrodes. The method comprises covering at least a first surface of a first electrode with an insulating material. Then, a portion of the insulating material from th... | 05/31/2005 |
| 6888081 | Safety contact mat A safety contact mat has an upper mat half and a lower mat half with respective mutually facing spaced apart conductive layers, which are to be brought into contact in order to close an electrical contact. At least one of the mat halves is formed by a flat coextruda... | 05/03/2005 |
| 6774331 | Pressure sensitive switch A pressure-sensitive switch, includes: an edge structure extending in a substantially closed contour; a first carrier which is connected on its edges to the edge structure and which is electrically conductive on its side connected to the edge structure; a second car... | 08/10/2004 |
| 6696653 | Binary switch apparatus and method for manufacturing same The present invention relates generally to binary switches for use in the medical monitoring field and to methods for manufacturing same. More particularly, the instant invention involves the construction, manufacture, and operation of pressure sensitive ... | 02/24/2004 |
| 6689970 | Pressure actuated switching device and method and system for making same A pressure actuated switching device is made by applying at least a first layer of fluid conductive polymeric coating material to a surface of a sheet of green rubber material. The conductive polymeric coating is solidified to form an electrode, and the s... | 02/10/2004 |
| 6584678 | Pressure actuated switching device and transfer method for making same A method for making a pressure actuated switching device includes applying a conductive coating to the release surface of a transfer substrate to form a conductive electrode film. The conductive film is brought into contact with a surface of a first subst... | 07/01/2003 |
| 6492604 | Device for detecting pressure and passage of a vehicle wheel on a pavement using a conductive rubber and method for installing same A system for detecting the pressure and passage of a vehicle wheel on a surface includes an element made of a deformable conductive rubber component which is urged into contact with an opposing conductive metal component by the passage of a wheel over the... | 12/10/2002 |
| 6486424 | Electrical contact mat with device for closed-circuit protection Electrical contact mat (2) with at least two plates (2a, 2b) arranged at a spacing from each other in the at-rest condition, which plates are fabricated in particular from rubber or polymers and made electrically conductive by the admixture of conductive ... | 11/26/2002 |
| 6469266 | Road vehicle axle sensor An improved vehicle road sensor is provided for signalling the passage of a vehicle over a predetermined location on a roadway. The vehicle road sensor includes a membrane switch which includes a first member and a second member. The first member includes... | 10/22/2002 |
| 6455793 | Continuous-length switch Disclosed is a continuous-length switch that comprises first and second electrode plates. Along side regions of one of the electrode plates are provided conductive regions. Extending from these conductive regions are protrusions. Positioned between the co... | 09/24/2002 |
| 6396010 | Safety edge switch for a movable door A safety edge switch for a motorized door includes a longitudinally extending base, a resiliently deformable material, an electrode array of a plurality of spaced apart conductive segments, and an array of bridging members. The switch is normally in the c... | 05/28/2002 |
| 6329620 | Flat foot switch unit with non-slippage structure A flat foot switch unit has a surface has a slippage-preventing measure. In this, a foot switch section has a four-sided surface shape and step-motion-detectable foot switches internally formed in nine regions by dividing the surface shape in 3×3. Furthe... | 12/11/2001 |
| 6307168 | Linear spaced dielectric dot separator pressure sensing array incorporating strain release stabilized releasable electric snap stud connectors A pressure sensing array has upper, central and lower laminar elongated members, the central member having several openings producing defined cavities between the upper and lower members. A first array of essentially parallel and separated electrically co... | 10/23/2001 |
| 6281803 | Control mat monitoring and warning apparatus and method A control mat monitoring and warning apparatus and method in which the resistance of a control mat is monitored continuously while the mat remains in use. Deviations of the pattern of control mat resistance values in use from a nominal range of acceptable... | 08/28/2001 |
| 6107580 | Omnidirectional response cable switch This invention provides an omnidirectionally responsive cable switch (5) capable of snake-like or twisted wiring or layout and comprising a tubular outer cover (1) made of an insulating material and 2-4 separate conductive rubbers (3a-3d) fixed on the inn... | 08/22/2000 |
| 6072130 | Pressure activated switching device A pressure sensitive sparkless switching device includes a layer of piezoresistive cellular polymer foam, at least two conductive layers, and an insulative spacer element having at least one opening. When pressure is applied to the device the piezoresisti... | 06/06/2000 |
