Title:
洗濯機
Document Type and Number:
Japanese Patent JP4909387
Kind Code:
B2
Abstract:
The present invention provides a washing machine, comprising a washing groove having an inflow port for a washing liquid and a discharge port for the washing liquid, a pipeline connected with the inflow port and the discharge port, a flowage device for flowing the washing liquid from the discharge port to the inflow port through the pipeline, a light sensor for detecting light quantity permeated to the washing liquid in the pipeline, and a control part for controlling washing action based on a detection signal of the light sensor, wherein the light sensor detects and outputs a first light quantity in an operation period of the flowage device and a second light quantity in a stop period of the flowage device. Thus, a foamed degree of the washing liquid can be detected rapidly and correctly.
Inventors:
Yasuyuki Horibe
Kubo Hikari City
Toshihiko Yasui
Noma Junichi
Makoto Oyama
Kubo Hikari City
Toshihiko Yasui
Noma Junichi
Makoto Oyama
Application Number:
JP2009194612A
Publication Date:
April 04, 2012
Filing Date:
August 25, 2009
Export Citation:
Assignee:
Panasonic Corporation
International Classes:
D06F33/02
Domestic Patent References:
| JP2006255318A | ||||
| JP63317191A | ||||
| JP4067896A | ||||
| JP60139287A | ||||
| JP3159686A | ||||
| JP63154196A |
Attorney, Agent or Firm:
Etsushi Kotani
Masataka Otani
Shinsuke Otsuki
Masataka Otani
Shinsuke Otsuki