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| Number | Title | Issue Date |
| 7650804 | Mechanochemical sensor There is provided a mechanochemical sensor including a minute mechanical structure body having the functional membrane formed at least on one part of its surface, a supporting part for supporting the minute mechanical structure body; and a detection part for detecti... | 01/26/2010 |
| 7429705 | Parallel-guiding mechanism for compact weighing system An exemplary weighing module is disclosed which has a load receiver and a weighing cell that are connected to each other by a force-transmitting rod, wherein the weighing module is arranged inside a design space whose dimensions in a plane extending orthogonal to th... | 09/30/2008 |
| 7367242 | Active sensor for micro force measurement An active micro-force sensor is provided for use on a micromanipulation device. The active micro-force sensor includes a cantilever structure having an actuator layer of piezoelectric material and a sensing layer of piezoelectric material bonded together. When an ex... | 05/06/2008 |
| 7365276 | Force-transmitting device In a force-transmitting device of a force-measuring cell with a parallel-guiding mechanism in which a stationary parallelogram leg and a movably guided parallelogram leg are connected to each other by parallelogram guides, at least one of the parallelogram legs has ... | 04/29/2008 |
| 7331243 | Force transducer for measuring axial forces A force transducer for measuring axial forces which act essentially transversely on an axis, in particular a measuring axis, has a longitudinally extending axial body, which has a first portion, forming a force introduction zone, at least one second portion, forming... | 02/19/2008 |
| 7278327 | Film based position and pressure sensor Simultaneous pressure and position information is accurately measured in a sensor realized by utilizing first and second sensor elements that each exhibit a decreasing width over the length of the sensor element and that are arranged overlapping each other and in a ... | 10/09/2007 |
| 7266998 | Method and apparatus for micromachines, microstructures, nanomachines and nanostructures Parts and structures are described for micro and nano machines and the creation of macro structures with nano and micro layers of special materials to provide improved performance. ... | 09/11/2007 |
| 7257984 | Miniaturized sensor device for detecting characteristics of a fluid, in particular a lubricating oil A miniaturized sensor device comprises at least one pair of active projecting elements or cantilevers, which are set parallel to one another and at a micrometric or sub-micrometric distance apart and are designed to be submerged at least partially in a fluid. Each p... | 08/21/2007 |
| 7220924 | Fastening arrangement of a force-transmitting device In a force-transmitting device of a force-measuring cell with a parallel-guiding mechanism in which a stationary parallelogram leg and a movably guided parallelogram leg are connected to each other by parallelogram guides, each of the parallelogram legs has a fasten... | 05/22/2007 |
| 7202425 | Under-pillow-block load cell An under-pillow bearing (UPB) load cell for controlling tension in the winding process for a continuous web of material. The load cell has a deflection and sensor assembly that is quickly and easily removable from the load cell for maintenance and repair. The deflec... | 04/10/2007 |
| 7182338 | Apparatus for discriminating sheet material The present invention provides an apparatus for discriminating the kind of a sheet material, comprising: a substrate having a recessed portion; a press member situated so that a sheet material can be deflected using the recessed portion; a support member that is def... | 02/27/2007 |
| 7162919 | Blast pressure gauge Blast pressure gauges and methods for detecting blast pressure during a blast test. The gauges operate independently of power sources, are portable, and are used in harsh environments including test ranges. Each embodiment is constructed to detect blast pressures as... | 01/16/2007 |
| 7143658 | Deflection plate weight sensor for vehicle seat The present invention involves a vehicle for passengers having a passenger safety system. The system has a crash sensor, a vehicle seat with a weight sensor assembly, an air bag and an air bag controller. The crash sensor is capable of providing a signal when the ve... | 12/05/2006 |
| 7134349 | Micro-force sensing system An improved microforce sensing system is provided. The microforce sensing system includes: a force sensor configured to detect a contact force exerted on a contact tip of the cantilever and operable to generate a signal indicative of the contact force, where the can... | 11/14/2006 |
| 7100458 | Flexure system for strain-based instruments A device for measuring forces on a sensor body, comprising a beam. An array comprising at least one recess is formed in the beam. The array has a length-to-height ration of less than 1.0. At least one strain transducer is mounted in at least one recess, wherein when... | 09/05/2006 |
| 7086299 | Multi-load beam apparatus to prevent improper operation due to off-axis loads A multi-load beam transducer includes a fixed member, a movable member, and a plurality of load beams positioned between the members, each beam separated by a given distance normal from each other and positioned about a longitudinal axis between the members. The plu... | 08/08/2006 |
| 7076990 | Load cell type weight measuring device A load cell type weight measuring device includes a load cell formed of a strain member provided with a plurality of strain gauges and deforming according to a load applied to a load receptacle. The load cell type weight measuring device converts an output of a Whea... | 07/18/2006 |
| 7065861 | Method of producing a strain-sensitive resistor arrangement The invention relates to a strain-sensitive resistor, comprising a resistance layer arranged on a support element and an electromechanical transducer produced with this resistor. An increase in the electrical measured signal picked off across the resistor is ... | 06/27/2006 |
| 7055365 | Load sensor and seat weight measuring apparatus with a plurality of strain gauges A load sensor hardly causing error in weight measurement even when the environmental temperature of the load sensor varies, and a seat weight measuring apparatus using the load sensor. The sensor includes a plurality of strain gauges form a bridge circuit. The strai... | 06/06/2006 |
| 7049529 | Occupant classification sense element An occupant classification sense element is provided. The sense element has a body having a center portion, a first attachment portion connected to the center portion by a first flexible beam, and a second attachment portion connected to the center portion by a seco... | 05/23/2006 |
| 7040178 | Load cell protection apparatus and load detection apparatus incorporating same A protection apparatus for a load cell having a constrained end portion and a movable end portion and a load detection apparatus incorporating the same are provided. The protection apparatus includes a housing having a longitudinal axis with a first end and a second... | 05/09/2006 |
| 7024948 | Sealed load cell The invention relates to a precision load cell with an elastic body comprising a base end, a load or force receiving part and two or more beams connecting said base end and said load or force receiving part. At least one of the beams constitutes a lever connecting t... | 04/11/2006 |
| 6941823 | Apparatus and method to compensate for stress in a microcantilever A method to compensate for stress deflection in a compound microprobe that includes a substrate, a microcantilever extending outwardly from the substrate, and a film formed on the microcantilever. The method preferably comprises the steps of determining an amount of... | 09/13/2005 |
| 6918304 | Material testing method The present invention aims to achieve accurate measurement and evaluation of mechanical properties of an object to be measured 1 without use of a force sensor. A weight 3 is attached to the object to be measured 1 to form a mass-spring system in which the obj... | 07/19/2005 |
| 6843383 | Jib load limiting device A load limiting device for a jib extension includes a pivotal insert adjacent the tip of the jib extension, a cable sheave mounted on the insert, a force measuring device for measuring forces imposed upon the insert by a load on the cable, an angle transducer for me... | 01/18/2005 |
| 6828515 | Proof body and weighing apparatus provided with such proof bodies The proof body for a weighing apparatus is comprised of a profiled segment and it includes a measuring beam (9) joined at each one of its ends to a respective wing (10a, 10b) which extend substantially perpendicularly to the measur... | 12/07/2004 |
| 6813937 | Method and apparatus for micromachines, microstructures, nanomachines and nanostructures Parts and structures are described for micro and nano machines and the creation of macro structures with nano and micro layers of special materials to provide improved performance. ... | 11/09/2004 |
| 6794587 | Measuring sensor with a hermetically sealed cavity which is formed by the measuring beam and two membranes situated on each side of the beam The hermetically sealed measuring sensor includes a monolithic proof body having at its ends a first and a second non-deformable parts connected together by a central part designed as a deformable parallelogram. This central part has two through openings defining be... | 09/21/2004 |
| 6755087 | Load cell having overload protection A load cell having overload protection wherein a central cantilever beam is provided between the sensing beams in the load cell structure and is bounded by slots of narrow gap width. When an excess load is applied, the load cell structure is deformed and contacts th... | 06/29/2004 |
| 6670560 | Sensor integrated bracket for weight classification A sensor assembly is used to measure the weight of an occupant seated on a vehicle seat. The sensor assembly is integrated into a bracket that is mounted between a seat structure such as a track assembly and a vehicle structure such as floor or riser. One... | 12/30/2003 |
| 6634235 | Load sensor with strain-sensing elements A load sensor is provided, which prevents defective printing of strain-sensing elements caused by the deflection of a pressure-receiving portion and provides stabilized quality and fabrication yields. The load sensor is provided with the strain-sensing el... | 10/21/2003 |
| 6612614 | Vehicle seat position sensing apparatus An apparatus (10) is used in a vehicle having a seat frame (20) for supporting a vehicle occupant and a floor pan (4) for supporting the seat frame (20) for movement relative to the floor pan (4). The apparatus (10) includes a deflection member (50), a se... | 09/02/2003 |
| 6504114 | Double bending beam load cell A precision double bending beam load cell made at low cost by using load cell quality material in the bending beams only, while less costly material is used for end blocks to maintain the beams in a predetermined parallel relationship and to mount the loa... | 01/07/2003 |
| 6423564 | Force-sensing transducers, accelerometers, rate sensors, methods of forming force-sensing transducers, and methods of forming vibrating-beam force transducers Performance-enhancing, reduced-area metalization adhesion areas in force-sensing transducers are described.... | 07/23/2002 |
| 6422096 | Load cell A load cell comprises a member for receiving forces applied by the load, and a plurality of force sensing elements supported by the member and arranged with respect, to each other to independently sense differently directed components of the applied force... | 07/23/2002 |
| 6407350 | Laminated beam weight sensor A weight sensor for sensing an applied weight. The sensor includes a first and second outer substrate that have a first and second end and an inner surface and an outer surface. The first and second outer substrates are fixedly attached together. Several ... | 06/18/2002 |
| 6392527 | Impact detection system An acceleration change detection system, which in a preferred embodiment is used as an impact detection system, detects whether a deflection sensor is deflected. The magnitude and/or direction of the impact may be considered. The system may include one or... | 05/21/2002 |
| 6391674 | Process for fabricating single crystal resonant devices that are compatible with integrated circuit processing This invention describes fabrication procedures to construct MEMS devices, specifically band-pass filter resonators, in a manner compatible with current integrated circuit processing. The final devices are constructed of single-crystal silicon, eliminatin... | 05/21/2002 |
| 6370971 | Pulley hub load cell A pulley hub load cell assembled inside a hub opening of a pulley between a rolling element part and a pulley axle. The load cell has a body adapted to be placed inside the rolling element part and having an interior bore for insertion through the pulley ... | 04/16/2002 |
| 6236301 | Cantilevered deflection sensing system A deflection sensing system for detecting deflection includes one or more deflection sensors between opposing sets of extensions. When one set of extensions is moved toward an opposing set of extensions, the deflection sensors are deflected. A preferred d... | 05/22/2001 |
