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Class Information
Number: 73/862.635
Name: Measuring and testing > Dynamometers > Responsive to force > By measuring elastic deformation > Using a specific type of electrical sensor > Resistance strain gage > Specific type of elastic member > Closed loop (e.g., ring or tube)
Description: Subject matter wherein the flexible element is a hollow symmetrically shaped body.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8569635 Tubular weight sensor with an inner projection Oct. 29, 2013
7212927 Load-measuring device for rolling bearing unit and rolling bearing unit for load measurement May. 1, 2007
7140228 Roller bearings equipped with sensors Nov. 28, 2006
6774320 Standard attachment fittings for wire rope and chain enhanced to also perform load weighing functions Aug. 10, 2004
6596949 Tank weighing assembly with integrated tank mount and load cell Jul. 22, 2003
5938182 Power carpet stretcher gauge Aug. 17, 1999
5925832 Torsional sensing load cell Jul. 20, 1999
5760313 Force sensor with multiple piece actuation system Jun. 2, 1998
5566575 Rocker pin load cell with a rotation limiter Oct. 22, 1996
5456724 Load sensor for bone graft Oct. 10, 1995
5402689 Nonthreaded load sensing probe Apr. 4, 1995
5349871 Load sensing device having improved load sensing ability Sep. 27, 1994
5317916 Digit grip sensor Jun. 7, 1994
5111702 Torsion ring transducer May. 12, 1992
5056374 Quickly installed load measuring apparatus and associated system Oct. 15, 1991
5009748 Process and system for controlling the basis weight of a sheet material Apr. 23, 1991
4996882 Miniature strain sensor Mar. 5, 1991
4986118 Apparatus for measuring tire tread force and motion Jan. 22, 1991
4977783 Load monitor Dec. 18, 1990
4932253 Rod mounted load cell Jun. 12, 1990
4912984 Quickly installed load measuring apparatus and associated system Apr. 3, 1990
4876895 Engineering constructive load cell Oct. 31, 1989
4858710 Load cell Aug. 22, 1989
4838372 Load cell Jun. 13, 1989
4811610 Weighing cell Mar. 14, 1989
4770049 Load measuring devices Sep. 13, 1988
4702329 Load cell Oct. 27, 1987
4667521 Load-measuring arrangement May. 26, 1987
4628583 Strain transducers Dec. 16, 1986
4615220 Method and device for measuring small forces and small movements in a materials testing machine or other loading device Oct. 7, 1986
4605829 Measuring the load on lifting equipment Aug. 12, 1986
4576053 Load detector Mar. 18, 1986
4545262 Force measuring device or load cell Oct. 8, 1985
4530249 Dynamometer device Jul. 23, 1985
4493220 Force measuring platform and load cell therefor using strain gages to measure shear forces Jan. 15, 1985
4491027 Wide-range load cell Jan. 1, 1985
4488611 Load cell Dec. 18, 1984
4475609 Device for gauging large load exerted on steel structure or the like Oct. 9, 1984
RE31698 Load-measuring devices Oct. 9, 1984
4474060 Torque readout sensor Oct. 2, 1984
4453422 Strain gage load cell having improved sensitivity Jun. 12, 1984
4425808 Thin film strain transducer Jan. 17, 1984
4416163 Strain gage load cell insensitive to external pressure Nov. 22, 1983
4364280 Double shear beam strain gage load cell Dec. 21, 1982
4285234 Load-measuring devices Aug. 25, 1981
4283941 Double shear beam strain gage load cell Aug. 18, 1981
4282762 Load sensing transducer Aug. 11, 1981
4282762 Load sensing transducer Aug. 11, 1981
4203318 Strain gage load cell May. 20, 1980
4203319 Apparatus for measuring bearing forces May. 20, 1980

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