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| Number | Title | Issue Date |
| 8186232 | Displacement sensor A displacement, strain, and/or force sensor assembly (10, 110) has a mounting structure (12) with an anisotropic stiffness to facilitate the measurement of displacements, strains, and/or forces along the X-axis, while minimizing errors due to undesired... | 05/29/2012 |
| 7958790 | Biaxial load cell with highly anisotropic force resolutions A load cell for measuring extremely low level, anisotropic biaxial loads is disclosed. The system includes at least one load cell of a specific geometry and dimension which, when mounted, provides a rotationless system accurately transmitting both normal and shearin... | 06/14/2011 |
| 7464613 | Pressure sensor comprising an elastic sensor layer with a microstructured surface Disclosed is a pressure sensor comprising sensor layers (12, 14) which are made of an elastic, resistive material and are applied to a polymer film that is not represented. (22) embodies a spacer that is coated with an adhesive. One sensor layer (14... | 12/16/2008 |
| 7373846 | Load cell attachment structure This load cell attachment structure includes a male screw which is formed on a load sensing part of the load cell, a nut which attaches the load cell to the attachment plate by engaging with the male screw, and a wave washer which is disposed between the attachment ... | 05/20/2008 |
| 7357036 | Force measuring apparatus and strain measuring element A force measuring apparatus comprises has a force-transmitting component, that holds a strain measuring element with a carrier element and a displacement transducer. The carrier element has two fixing sections at a predefined distance from each other in a direction ... | 04/15/2008 |
| 7350424 | Acceleration sensor A low-cost breakable inertial threshold sensor using mainly micro-machining silicon technology constructed on a silicon-wafer or on some other brittle material according to the MEMS process. The sensor comprises a first body portion, a second body portion, and detec... | 04/01/2008 |
| 7263901 | Method and device for determining the direction of displacement of a roller bearing component A measuring arrangement in a roller bearing, which determines the direction of displacement of a displaceable bearing component in relation to a stationary bearing component. Four pressure-dependent resistors (R1, R2, R3, R4) of a bridge ... | 09/04/2007 |
| 7243558 | Bonding of strain gauges to the deformable body of a force-measuring cell In a force-measuring cell with a deformable body and with at least one strain gauge which has a strain-sensitive electrical resistor track arranged on a polymer carrier substrate, the strain gauge is bonded to the deformable body by an adhesive layer of an inorganic... | 07/17/2007 |
| 7216554 | Physical quantity sensor having enhanced temperature compensation capability A physical quantity sensor according to the invention includes a first member, a second member, a sensing member, a temperature detector, a correcting circuit, and a heat conduction path thermally connecting the sensing member and the temperature detector. The sensi... | 05/15/2007 |
| 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 |
| 7197940 | Moisture protection for an electromechanical transducer A multilayered coating is disclosed as a protective coating against moisture penetration for strain gauges that are or can be installed on a deformable body of a force-measuring cell. A strain gauge has a strain-sensitive electrical resistor track and connector elec... | 04/03/2007 |
| 7196290 | Heat sealer with platen surface temperature sensor and load sensor A heat sealer having a heated platen, a cylinder for reciprocating the platen, a die positioned to be engaged by the platen and a shuttle supporting the die to move the die from a platen-engaging position to a non-engaging position, and a control for controlling the... | 03/27/2007 |
| 7174778 | Control device for a motor vehicle Control device for a motor vehicle, particularly for controlling a gearbox, with an electronic control circuit arranged on a support plate in a housing; for measurement of the hydraulic pressure, a measuring transducer is connected to a hydraulic unit of the gearbox... | 02/13/2007 |
| 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 |
| 7104340 | Towed implement draft force sensor A draft force sensor is provided for a coupling member coupled between a towing vehicle and a towed earth engaging implement, such as a scraper. The draft force sensor includes first and second bores extending through the coupling member. Each bore has a horizontal ... | 09/12/2006 |
| 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 |
| 7078631 | Spring scale A spring scale, in particular for weighing loads in the μg-mg range, comprises a load platform suspended by at least three flexural springs in a surrounding frame, and has bridge-connected strain gauges arranged for measuring strain on one side of the flexural spri... | 07/18/2006 |
| 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 |
| 7032466 | Load bearing device including overboard indicator A load-bearing device including an overload indicator and a wire form overload indicator are provided for interconnection of load bearing connectors, preferably elongated load bearing connectors, for bearing a load. In preferred embodiments, the load bearing connect... | 04/25/2006 |
| 7024949 | Load transducers employing a sensing device Force sensing transducers which employ inline sensing and an integral crossarm support for a sensing component. These transducers have a metal frame with at least one ring; a beamlike crossarm which lies within, spans, and is integral with a ring of the transducer f... | 04/11/2006 |
| 7005587 | Load cell including angular and lateral decoupling A load cell includes a first element, a second element and a sensor measuring force between the first and second elements along a first axis. In some embodiments, lateral and angular decoupling is provided by the provision of a convex surface between the first and s... | 02/28/2006 |
| 6962088 | Torque detection device for wave gearing The torque detection device for a wave gearing comprises a strain gauge unit having a strain gauge pattern. The strain gauge pattern includes circular-arc shaped detection segments A and B, and three terminal portions for external wiring with one being formed betwee... | 11/08/2005 |
| 6910392 | Bending beam load cell with torque sensitivity compensation A bending beam load cell can be compensated for side-to-side off center load sensitivity by simple electrical adjustments if a pair of shear sensing strain gages are bonded to each bending beam midway between axial strain gages used to measure bending strains. The s... | 06/28/2005 |
| 6898989 | Load cell A load cell comprising a load carrying structural framework is arranged with at least one measuring zone (15, 16) arranged with a measuring means. A load F applied in the x-direction parallel to two outer beams (1, 4) of the framework is transferred to... | 05/31/2005 |
| 6848320 | Mechanical deformation amount sensor A mechanical deformation amount sensor includes a sensor structure which is formed by a semiconductor substrate or an insulating substrate and integrally includes a deformation portion deformable, when a physical quantity to be detected is applied to the sensor stru... | 02/01/2005 |
| 6807872 | Force transducer having a central portion of reduced thickness The invention concerns a transducer constituting the sensitive member of a sensor whose frequency varies as a function of the intensity of force applied to it. The force transducer comprises a beam having length and rectangular cross-section with thickness and width... | 10/26/2004 |
| 6796193 | Pressure transducer with composite diaphragm A method of forming a composite diaphragm for a pressure transducer is disclosed. The method comprises providing a substrate layer having a first conductivity type and a first surface. Positive implants are deposited in the first surface of the substrate layer, and ... | 09/28/2004 |
| 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 |
| 6789435 | Hermetically sealed load cell A load cell includes a strain gage on a narrow sensing section of a beam element, on a planar outer surface facing outwardly from the median plane extending longitudinally through the cell. A cup-shaped seal cap enclosing the strain gage is laser welded onto the out... | 09/14/2004 |
| 6766701 | Load cell A load cell comprising a load carrying structural framework is arranged with two measuring zones (20, 21) where a measuring means is arranged on each. A load applied to two parallel outer beams (10, 11) of the framework is transferred to a third parall... | 07/27/2004 |
| 6711960 | Compact load cell with arm tension absorption means and arm reinforcement means In a small-sized, high precision load cell, an annular fixed section is arranged around a load application section, and the load application section and the fixed section are connected by a plurality of arms. The arms connected to the fixed section are not radial or... | 03/30/2004 |
| 6679127 | Double-ended load cell and method of mounting same A load cell has a beam where the beam receives a weight to be measured radial to the longitudinal axis. The force of the weight is received on a load section on the beam and the force is measured by at least one force-reacting section on the beam. The loa... | 01/20/2004 |
| 6677539 | Load sensor equipped with strain-generating member having strain elements with tube spacer for eliminating clamping force A load sensor is assembled by screwing a nut on a bolt, sequentially fitting a washer and a tube spacer on the bolt, fitting a bore of a strain-generating member on the tube spacer, fitting another washer on the bolt, tightening another nut, and clamping ... | 01/13/2004 |
| 6635506 | Method of fabricating micro-electromechanical switches on CMOS compatible substrates A method of fabricating micro-electromechanical switches (MEMS) integrated with conventional semiconductor interconnect levels, using compatible processes and materials is described. The method is based upon fabricating a capacitive switch that is easily ... | 10/21/2003 |
| 6596949 | Tank weighing assembly with integrated tank mount and load cell A tank weighing assembly includes a shear-web load cell in the form of an annular disk, a supporting base plate and components for mounting the load cell in a manner such as to enable compensation for effects of exposure to forces of the wind and thermal ... | 07/22/2003 |
| 6528340 | Pressure transducer with composite diaphragm A method of forming a composite diaphragm for a pressure transducer is disclosed. The method comprises providing a substrate layer having a first conductivity type and a first surface. Positive implants are deposited in the first surface of the substrate ... | 03/04/2003 |
| 6431013 | Strain gage having an attached unstrained area for the mounting of signal conditioning components A weight sensor for measuring a weight applied to the sensor. The sensor includes a substrate that has a center section that is adapted to flex in response to the applied weight and a step section that is attached to the center section. The step section c... | 08/13/2002 |
| 6417466 | Load cell with bossed sensor plate for an electrical weighing scale A sensor plate for use in a load cell for use in an electronic scale comprising a planar first surface; a planar second surface opposite the first surface having a depression formed therein defining a flexure area; a load cavity formed in the second surfa... | 07/09/2002 |
