×

Washing machine

  • US 5,038,586 A
  • Filed: 03/01/1990
  • Issued: 08/13/1991
  • Est. Priority Date: 03/28/1989
  • Status: Expired due to Term
First Claim
Patent Images

1. A washing machine comprising:

  • an outer tub supported in a frame;

    means for supplying water to said tub;

    means for draining said tub;

    a drum rotatably supported about a horizontal supporting shaft in said tub and formed with a plurality of bores in its peripheral wall;

    means for rotating said drum;

    sensing means including an overflow chamber formed in the wall of said tub and communicating to a drain pipe,a pair of electrodes placed in said overflow chamber for sensing foam generated beyond a permissible amount in said tub in washing the laundry and producing a signal representative thereof; and

    control means for settling foaming in response to the foam sensing signal from said sensing means.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×