Ice detection in ice making apparatus
US5761920A · kind A · utility
30Cited by
6References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 14, 1997 |
| Grant date | Jun 9, 1998 |
| Priority date | — |
| Expiry date | Apr 14, 2017 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25C2600/04
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
An ice making machine detects when to harvest the ice being formed on an ice forming plate. A circuit analyzes the response of a capacitor formed by the ice forming plate and a conducting plate positioned opposite the ice forming plate wherein the dielectric medium therebetween substantially consists at some point in time of the ice formed on the ice forming plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.