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US 10,590,585 B2Granted
Laundry treating appliance with dynamic balancer
AssigneeWhirlpool Corporation
InventorsDonald E. Erickson, Mark R. Haslanger, Stephen D. Ostdiek, Jaime E. Rodriguez
Life of this patent
Estimating the term…
Abstract
A dynamic balancer device for mounting to and balancing a rotatable drum in a laundry treating appliance comprises an enclosed non-metal annular housing having a radial circumferential wall, an annular metal race within the non-metal annular housing disposed against the radial circumferential wall, and a mass disposed in the annular race and movable therein.
Claims20
A laundry treating appliance, comprising:
- a rotatable drum configured to receive a laundry load and including a cylindrical wall and a metal cover having an annular groove formed by a first wall, a second wall spaced from the first wall, and a third wall extending between a proximal edge of the first wall and a proximal edge of the second wall, where the annular groove is open between a distal edge of the first wall and a distal edge of the second wall, and the first wall is operably coupled to the cylindrical wall;
- an enclosed non-metal annular housing having an outer radial wall, an inner radial wall, a top wall, and a bottom wall defining a hollow annular raceway where the enclosed non-metal annular housing is operably coupled to the annular groove;
- and
- a mass disposed in the hollow annular raceway and movable therein.
1 more element
A laundry treating appliance, comprising:
- a cover operably coupled to a wall forming at least a portion of a treating chamber configured to receive a laundry load, the cover having an open annular groove forming a U-shaped cross-section that is open at a surface between the two ends of the U-shaped cross-section;
- an enclosed annular housing operably coupled to the cover, the enclosed annular housing defining a hollow annular raceway;
- and
- a mass disposed in the hollow annular raceway and movable therein.
1 more element
Dependencies are inferred from the claim text.