Patent · US Active

Drum type washing machine

US9422656B2 · kind B2 · utility

0Cited by
8References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 29, 2014
Grant dateAug 23, 2016
Priority date
Expiry dateOct 9, 2034

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD06F37/30
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A drum type washing machine includes a main tub having a main drum that rotates to wash laundry, a sub tub separate from the main tub and having a sub drum that rotates to wash laundry, and a clutch unit including a motor that provides a rotational force to at least one of the main drum and the sub drum.

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