The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 19, 2008

Filed:

Mar. 29, 2004
Applicants:

Jae-ryong Park, Suwon-si, KR;

Hyung-gyoon Kim, Suwon-si, KR;

Sang-yeon Pyo, Suwon-si, KR;

Seon-woo Park, Suwon-si, KR;

Hye Soon Yang, Yongin, KR;

Seong Min Oak, Masan, KR;

Byoung Yull Yang, Ansan, KR;

Hyun Sook Kim, Suwon, KR;

Inventors:

Jae-Ryong Park, Suwon-si, KR;

Hyung-Gyoon Kim, Suwon-si, KR;

Sang-Yeon Pyo, Suwon-si, KR;

Seon-Woo Park, Suwon-si, KR;

Hye Soon Yang, Yongin, KR;

Seong Min Oak, Masan, KR;

Byoung Yull Yang, Ansan, KR;

Hyun Sook Kim, Suwon, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06F 29/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A drum-type washing machine including a rotatable pulsator. The drum-type washing machine includes a water tub to contain water therein. A rotary drum is included in the water tub and rotating in alternating directions to hold laundry located in the rotary drum to be washed. A pulsator is rotatably mounted to a predetermined position of the rotary drum. A rotation guide unit rotates the pulsator by a rotating force of the rotary drum. The pulsator mounted to the rotary drum increases a physical force applied to laundry, thus enhancing a washing effect.


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