Patent · US Expired

Drain valve control for ice cube machine

US4785641A · kind A · utility

23Cited by
10References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 19, 1987
Grant dateNov 22, 1988
Priority date
Expiry dateAug 19, 2007

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25C1/12
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

An ice machine control having a dump valve in the water circulation system for diverting water from the mold so that the system is cleared of unwanted water at the start of an ice making cycle, while the ice mold is allowed to cool to well below freezing before water begins to circulate over the mold.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.