Patent ID: 6441324
Filing Date: 2002-08-27
Classification: G01G,Y10S

Abstract:
A weighing system for a railroad car comprising;a railroad car further comprising; at least a first wheel truck assembly located at one end of said railroad car and a second wheel truck assembly located at an opposite end of said railroad car, an interface between said railroad car and each said wheel truck assembly, said interface comprising at least a disk having a bottom surface, the disk mounted to said railroad car and a well in each said wheel truck assembly for receiving said disk, and for each said interface, said weighing system comprising; a ring fitted about a periphery of said disk, a load cell in a lower region of said ring, with an upper surface of said load cell bearing against said bottom surface of said disk, said load cell extending below said lower region of said ring so that said load cell rotatably fits in said well, with a lower surface of said load cell bearing against a bottom of said well, whereby as said railroad car is loaded, said upper surface of said load cell and said lower surface of said load cell are displaced with respect to each other, developing an electrical output representative of weight.