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Class Information
Number: 177/210R
Name: Weighing scales > Self-positioning > Electrical current generating or modifying

Sub-classes under this class:

Class Number Class Name Patents
177/210C Capacitors 109
177/210EM Electromotive or electromagnetic force 138
177/210FP Frequency changes or pulse counts 147
177/211 Strain gauge 421

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7947503 Monitor and methods for characterizing airborne particulates May. 24, 2011
7928328 Weighing machine Apr. 19, 2011
7569780 Sensing RF and EM interference of a force-measuring device and adjusting operation accordingly Aug. 4, 2009
7432453 Apparatus and method for providing spatially-selective on-line mass or volume measurements of manufactured articles Oct. 7, 2008
7122750 Dual display weight measuring apparatus Oct. 17, 2006
7043997 Seat for sensing a load May. 16, 2006
7041914 Method for compensation of near-neighbor sample effects in a NMR check weighing system May. 9, 2006
7022397 Base film for membrane switch and membrane switch Apr. 4, 2006
6872895 Apparatus and method for providing spatially-selective on-line mass or volume measurements of manufactured articles Mar. 29, 2005
6812413 Electronic weighing apparatus utilizing surface acoustic waves Nov. 2, 2004
6777625 Balance with antenna for querying weighed objects having transponders Aug. 17, 2004
6774319 Seat-load measuring device Aug. 10, 2004
6759601 Check weighing apparatus and method Jul. 6, 2004
6706977 Self-monitoring controller for quartz crystal microbalance sensors Mar. 16, 2004
6689962 Weight measuring system and method used with a spring system of a seat Feb. 10, 2004
6689964 Dual display weight measuring apparatus which detects movement of the pointer through slits in the mechanical dial face Feb. 10, 2004
6680443 Load cell apparatus having a gap measuring device Jan. 20, 2004
6653577 Apparatus and method for measuring weight of an occupying item of a seat Nov. 25, 2003
6583367 Parallelogram load sensing apparatus for a seat belt webbing Jun. 24, 2003
6555765 Method and apparatus for determining the weight of the contents of a vessel Apr. 29, 2003
6555766 Apparatus and method for measuring weight of an occupying item of a seat Apr. 29, 2003
6528738 Electronic balance/scale Mar. 4, 2003
6492601 Self-monitoring controller for quartz crystal Microbalance sensors Dec. 10, 2002
6483047 Elevator brake load weighing system Nov. 19, 2002
6448513 Electronic weighing apparatus utilizing surface acoustic waves Sep. 10, 2002
6396004 Patient weighing apparatus May. 28, 2002
6348663 Method and device for determining several parameters of a seated person Feb. 19, 2002
6346680 Weight and form sensing apparatus and a packaging machine using the same Feb. 12, 2002
6323441 Ultrasonic distance measuring system for monitoring railroad car loads Nov. 27, 2001
6313415 Pulse width modulated weighing platform Nov. 6, 2001
6242701 Apparatus and method for measuring weight of an occupying item of a seat Jun. 5, 2001
6211473 Electronic weighing apparatus utilizing surface acoustic waves Apr. 3, 2001
6180893 Patient weighing apparatus Jan. 30, 2001
6166335 Bathroom scale Dec. 26, 2000
6166336 Digital force sensor with a measuring cell able to be deformed elastically and method for directly measuring the application of a force Dec. 26, 2000
6137065 Level weighing device Oct. 24, 2000
6109177 Film inking unit for a rotary printing machine Aug. 29, 2000
6047245 Resistive strain gauge control circuit Apr. 4, 2000
6040532 Vehicle occupant weight sensor Mar. 21, 2000
6032522 Apparatus and method for inspecting inflation of and supported weight on vehicle tires Mar. 7, 2000
6015163 System for measuring parameters related to automobile seat Jan. 18, 2000
5994650 Safety system for lift trucks Nov. 30, 1999
5988676 Optical weight sensor for vehicular safety restraint systems Nov. 23, 1999
5991676 Seat occupant sensing system Nov. 23, 1999
5986221 Membrane seat weight sensor Nov. 16, 1999
5939646 Sheet media weight detector Aug. 17, 1999
5932848 Low profile electronic weighing apparatus Aug. 3, 1999
5900592 Load sensing system May. 4, 1999
5894409 Sensing element lead wire connecting structure Apr. 13, 1999
5892181 Structure for mounting sensing devices for measuring a vehicle load Apr. 6, 1999

1 2 3

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