Concrete-dispensing counter for ready mix trucks
US7064314B1 · kind B1 · utility
Inventors
Key dates
| Filing date | Jun 22, 2001 |
| Grant date | Jun 20, 2006 |
| Priority date | — |
| Expiry date | Apr 20, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB28C5/4244
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A concrete-dispensing counter for ready mix trucks for measuring the volume of concrete discharged by a ready mix concrete truck. The concrete-dispensing counter for ready mix trucks includes a prime mover having a drum being rotatably mounted thereupon and also having a discharge chute through which cement is dispensed from the drum; and also includes a light emitting/reflecting assembly being mounted to the prime mover and including a plurality of light reflectors being spacedly attached about an exterior of the drum opposite to the discharge chute and also including a light-emitting member and a light-detecting member being mounted to the prime mover; and further includes a microprocessor being connected to the light-emitting and the light-detecting members; and also includes a concrete-dispensing sensor being attached to the discharge chute and to the light emitting/reflecting assembly and to the microprocessor for actuating the light emitting/reflecting assembly and the microprocessor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.