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Class 73/862.471 - Using an elastically deformable force measuring means


Subclass of Class 73 - Measuring and testing
Definition: Subject matter wherein the sensing means detects the deflection
No. of patents: 46
Last issue date: 09/04/2007


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NumberTitleIssue Date
7263895Strain detector and method of manufacturing the same
A fluid pressure sensor (1) for measuring the pressure of a fluid comprises a diaphragm portion (12) which is a strain generating body, a silicon oxide film (21) as an insulating film, and a strain gauge (20) made of crystalline silicon, ...
09/04/2007
7262355Snare strainer
A snare strainer adapted to a snare drum comprises first and second strainers, which are attached to opposite positions on the exterior circumferential surface of a drum cylinder and by which a snappy member including snares is controlled to move in close contact wi...
08/28/2007
7252899Fuel cell
A generator section of a fuel cell comprises an electromotive unit, a fuel tank, a passage through which fluids, including fuel, water, and air, are circulated, and a valve mechanism in the passage. A control section has a connector connectable to an electronic devi...
08/07/2007
7233239Method and apparatus for detecting improper installation of child seat in a vehicle
A method and apparatus for detecting an improperly installed auxiliary child seat of the type that is secured in a motor vehicle by the seatbelt, and providing an alert to a vehicle operator in the case of improper installation. A seat occupancy sensor, a seatbelt b...
06/19/2007
7210358Force sensor assembly
A force sensor assembly includes a force sensor, a first support member, a threaded portion, an opening made in the first support member, a nut, a restricting member and a spacer. The nut is screwed onto the threaded portion which is inserted through the opening. Th...
05/01/2007
7069158System and method for analyzing structures subjected to catastrophic events
A computer-implemented system and method for analyzing a structure subjected to a catastrophic event. Based on linear elastic input data, the system automatically determines non-linear hysteretic behaviors. The nonlinear models are then analyzed through any one of a...
06/27/2006
7028989Tire carrier
A tire carrier assembly for storing a spare tire on a vehicle which includes a carrier adapted for supporting the spare tire and a winch operatively connected to the carrier to raise and lower the carrier between a stowed position wherein the carrier is inaccessible...
04/18/2006
6848320Mechanical 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
6772647Actuator-integrated force sensor
The present invention is based on an use of the already existing actuator bottom as a deformation element for a direct measurement of braking force, and on its geometric configuration in order to measure a force in a way which is largely independent of temperature a...
08/10/2004
6688185System and method for microstrain measurement
A microstrain sensor is provided for measuring deformation, and indirectly, other parameters such as acceleration, temperature, pressure, and force. Rather than providing several discreet resistance paths, the microstrain sensor utilizes input and output ...
02/10/2004
6595047Measuring instrument
An instrument is provided with several sensing elements to enable several parameters of a processed yarn to be measured or determined. In order to minimize the total sensing element/guide contact with the yarn within the complete process threadline, the y...
07/22/2003
6143993Shear beam load cell
A shear beam load cell comprising a cantilevered beam member (1) for measuring the shear force imposed on the beam member by the load (F) to be measured and one or more strain gauges mounted on the beam member so that they are affected by the deformation ...
11/07/2000
5714693Dynamic sensor
There are dynamic sensors whose plunger is seated in the center of at least one diaphragm. In certain instances of use it is not possible to protect the sensitive diaphragms against inappropriate handling. For example, dynamic sensors are employed in the ...
02/03/1998
5533405Sound comparison device for a drum
A sound comparison device for a drum that has a body that includes a bottom with a periphery. The periphery of the bottom of the body is in contact with the surface of a drum head. A drum head tension measurement element includes a tip which protrudes fro...
07/09/1996
5289826Tension sensor
A force sensor is used to determine tension forces present in a portion of tissue adjacent a body joint. A support plate is inserted under a tissue portion through two spaced apart incisions. The ends of the support plate are exposed and are mounted to a ...
03/01/1994
5287756Transducer for sensing tension loading of a conveyor chain
A transducer (30) for sensing tension loading of a conveyor chain (12) of the type including single and dual links (14,16) pivotally connected in an alternating relationship includes a transducer link (40) having opposite ends (42,44) for connection along...
02/22/1994
5156054Apparatus for tensioning V-belt drives
An apparatus for use in tensioning the belt on a V-belt drive having a compression gauge and a gauge for measuring the deflection of the belt with regard to a fixed reference simultaneously with the compression. The compression gauge is associated with at...
10/20/1992
5133217Tensiometer
A tensiometer for measuring the tension of a racquet string employs a spring biased plunger which is articulated to a pivoted indicator arm. The racquet string being tested is supported on spaced legs and engaged by the plunger. The tension is indicated o...
07/28/1992
5022377Portable bow press
A portable bow press for facilitating repair and adjustment of an archer's compound-type bow is disclosed which includes a first elongated member having a threaded aperture formed centrally therein and removable structure at each end for engaging the ends...
06/11/1991
5020381Web tension monitor
A web tension monitoring system in which a guide roll is supported for rotation upon bearings which are mounted on stub shafts extending inwardly from frame members. Load cells which include strain gauges are cantilever-mounted adjacent the internal ends ...
06/04/1991
5016479Tension gauge for thin materials
A tension gauge for measuring the principal tensions in an elastic material and providing specific information about the magnitude and direction of the principal tension. The tension gauge employs a frame structure over which an elastic material is stretc...
05/21/1991
4989450Cable tensiometer
An improved tensiometer for measuring the amount of tension in a wire or cable comprises a hand-held sensor unit having a handle, two spaced support arms supporting cable-engaging support nibs, an extensible sensor nib protruding from the handle, and a tr...
02/05/1991
4939938Load transmitting device for electromechanical measurement transducers
An apparatus for electromechanical measurement of forces for weighing is provided. There is a mechanism for measuring the load, which has two parallel end planes. In contact with each end plane is a respective load transmitting unit having two curved surf...
07/10/1990
4846000Arrangement for measuring the stress of mounted driving belts
Two supporting elements (3) support a section of the driving belt, and a sensor (10) engages the driving belt in the central region between the supporting elements and deflects this belt towards the imaginary connection line between the supporting element...
07/11/1989
4846002Racket-stringing tester
A device for testing the stringing tension of a racket is made up of two components. The first component has a racket support surface with a recess therein. The second component is a cylinder containing a spring in compression with a slot in the cylinder ...
07/11/1989
4794805Tennis racket string tension tester
A device for testing string tension in the stringing of a tennis racket of simplified construction as compared to prior art devices. The device comprises only five component parts, and occupies a minimum amount of storage space when not in use. Provision ...
01/03/1989
4706508Bicycle spoke tensiometer
A tool for determining bicycle spoke tension consisting of two identical members pivoting in a scissors-like manner upon a screw retained sleeve. The two members are maintained at rest in a juxtaposed position by a spring in the center of the tool. The tw...
11/17/1987
4677860Yarn tension sensor
A yarn tension sensor is disclosed which is adapted for use with a textile yarn processing machine. The sensor includes a spring arm which is contacted by a running yarn, and such that the tension in the yarn acts to deflect the arm. In order to render th...
07/07/1987
4607535Gauge for measuring the tension in an elongate element
A gauge for testing the tension in an elongate flexible element includes a frame having an element engaging surface stationarily supported thereon and facing in a first direction, and a tensioning member reciprocally movably supported on the frame and hav...
08/26/1986
4506555Cable tension measuring device
An apparatus for measuring tension in cables or chains comprises a unitary structure which may be entirely formed by welding and bending operations. An elongated resiliently deformable rod has its opposed ends bent laterally in opposite directions into ho...
03/26/1985
4433586Electronic cable load gauge
An electronic transmitter element of the type cable load gauge for measuring the tension on a stretched flexible cable to generate an electric signal corresponding to the load acting on the cable. The transmitter element comprises a frame portion (1,2) wi...
02/28/1984
4428244Apparatus for measuring internal stress of strip during rolling process
An apparatus is disclosed for measuring the internal stress generated in a strip in the width direction thereof in the course of a rolling process thereof, comprising a plurality of ring-shaped stress detection mechanisms with small gaps therebetween, whi...
01/31/1984
4363605Apparatus for generating an electrical signal which is proportional to the tension in a bridle
Apparatus for generating an electrical signal which is proportional to the tension in a bridle which supports a string of sucker rod associated with a pumpjack unit. The apparatus includes a main frame having a load cell mounted thereto, and opposed cable...
12/14/1982
4341123Torque-measuring tape cassette
A cassette for measuring the torque output of the tape drive of a cassette recorder and/or player has a housing with two hubs, to which the ends of a tape are connected. A slide is displaceable against the force of a spring and carries a tape-deflecting r...
07/27/1982
4306231Yarn detectors
A yarn tension detector having a cage-like form pivotably moveable between predetermined limits about the pivot point and under the control of the tension of a moving yarn. The detector includes a pair of spaced abutment members in an electrical circuit w...
12/15/1981
4300398Apparatus for measuring deflection of a blade upon application of force thereto
The present apparatus includes a base and a table movably mounted thereto, further including a body secured to the table and a rod movably mounted to the body. The rod is brought into contact with a member such as a saw blade, and the table and body are m...
11/17/1981
4213334Tensiometer
A portable tensiometer for use in indicating a desirable level of tension in an endless band saw blade, the tension in that blade being adjustable by a separate tension device not connected with the tensiometer. The tensiometer includes first and second a...
07/22/1980
4186598Belt tension gauge
A tension gauge for accurately and visually indicating the tension on an elongated element, such as an automobile fan belt, even though such element is irregular in size or shape. The tension gauge has a frame and two spaced surfaces supported on the fram...
02/05/1980
4172688Device for anti-rolling signalling for cable laying tractors
A signalling device operatively coupled between the side arm or lifting boom of a pipe layer and the frame thereof in a predetermined fixed position such that movement of the signalling device relative to the fixed position, which occurs in response to th...
10/30/1979
4163126Tension indicating device
The device includes a rigid frame supporting tandem pulleys for engaging spaced points on a rope or cable in which a predetermined tension when reached is to be indicated. The center of the rope between the pulleys is laterally displaced from a tangent li...
07/31/1979
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