Automatic control system for filling beverage containers
US4944336A · kind A · utility
13Cited by
11References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 21, 1988 |
| Grant date | Jul 31, 1990 |
| Priority date | — |
| Expiry date | Nov 21, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S367/908
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An automatic, ultrasonic system for controlling the filling of different sizes of beverage container which may or may not contain various quantities of ice. The system includes a housing, a front and a rear pair of separate transmitter and receiver crystals mounted in the housing with a lens on the lower surface of each crystal. Each crystal is located within a separate non-ferrous metal tube. Polyurethane foam fills the space within the housing and the tubes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.