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.
Patent No.:
Date of Patent:
Dec. 17, 2013
Filed:
Aug. 02, 2011
Doo Young Ryu, Suwon-si, KR;
Ja Young Kim, Suwon-si, KR;
Ito Michiaki, Suwon-si, KR;
Myung Sun Kang, Suwon-si, KR;
Doo Young Ryu, Suwon-si, KR;
Ja Young Kim, Suwon-si, KR;
Ito Michiaki, Suwon-si, KR;
Myung Sun Kang, Suwon-si, KR;
Samsung Electronics Co., Ltd., Suwon-Si, KR;
Abstract
A drum type washing machine, including a housing, a spin tub to hold laundry to be washed, the spin tub rotating with respect to a horizontal axis of the washing machine, and a ball balancer coupled to the spin tub to compensate for a dynamic imbalance during rotation thereof, the ball balancer including a first plastic member and a second plastic member joined to each other to define a closed internal space in which a plurality of balls and viscous fluid are accommodated, the first plastic member having an open side, and the second plastic member adapted to cover the open side of the first plastic member. The first plastic member includes a plurality of supports formed on an outer surface thereof to establish contact with the spin tub, and the ball balancer is fastened to the spin tub via a plurality of screw members.