Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
July 15, 2008
Patent Application Number
10686524
Date Filed
October 16, 2003
Patent Primary Examiner
Patent abstract
A drum-type washing machine having a self-balancing outer tub assembly is provided by which balance of the outer tub assembly is maintained while the drum is rotated, without the use of a separately installed counterbalance for the front part of the tub assembly. The outer tub assembly includes a front outer tub having an open front and rear; and a rear outer tub having a closed end and an open end coupled to the front outer tub. The front outer tub is formed of a material having a specific gravity higher than that of the rear outer tub and/or has a thickness greater than that of the rear outer tub.
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