Patent · US Expired

Washing/drying machine

US6981336B2 · kind B2 · utility

4Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 24, 2004
Grant dateJan 3, 2006
Priority date
Expiry dateSep 24, 2024

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD06F25/00
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

There is disclosed a washing/drying machine having a purpose of shortening a time required for a washing operation and improving an operation efficiency, and comprising: an inner drum in which things to be washed are accommodated and in which a washing operation of the things to be washed and a drying operation after end of the washing operation are performed; a water supply passage for supplying water into the inner drum and a drainage passage for discharging the water from the inner drum in the washing operation; a refrigerant circuit in which a compressor, a gas cooler, an expansion valve, an evaporator and the like are successively connected to one another in an annular form via a piping and in which carbon dioxide is used as a refrigerant; and a blower for blowing air which has exchanged heat with the gas cooler into the inner drum to allow the air passed through the inner drum to exchange the heat with the evaporator in the drying operation.

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