Concrete-dispensing counter for ready mix trucks

A concrete-dispensing counter for a ready mix truck comprising:

• a prime mover having a drum being rotatably mounted thereupon and also having a discharge chute through which cement is dispensed from said drum;
• a light emitting/reflecting assembly being mounted to said prime mover and including a plurality of light reflectors being spacedly attached about an exterior of said drum opposite to said discharge chute and also including a light-emitting member and a light-detecting member being mounted to said prime mover;
• a microprocessor being connected to said light-emitting and said light-detecting members, said microprocessor including a housing, said light-emitting and light-detecting members being disposed in said housing and being directed toward said light reflectors, said light-detecting member being a photo-sensor, said housing being mounted upon a casing disposed about a motor which drives said drum;
• a concrete-dispensing sensor being attached to said discharge chute and to said light emitting/reflecting assembly and said microprocessor for actuating said light emitting/reflecting assembly and said microprocessor;
• and
• a display counter being mounted upon the prime mover and being connected to the microprocessor for counting quarter turns of the drum.