Ice builder and control system therefor
US4840033A · kind A · utility
9Cited by
13References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 20, 1988 |
| Grant date | Jun 20, 1989 |
| Priority date | — |
| Expiry date | Jun 20, 2008 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D21/02
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
An ice builder coil has two or more coil sections, one above the other, supplied with refrigerant from a low pressure receiver, each coil section having an individual vapor return line to the low pressure receiver, the flow through the lower coil section being controlled by an ice thickness sensor associated with the lower coil section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.