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US 5,680,780 AGranted
Washing pulsator equipped with rotation current washing wings
AssigneeLG Electronics Inc.
InventorsYong Sik Kim, Hack Jae Song
Life of this patent
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AssigneeLG Electronics Inc.
InventorsYong Sik Kim, Hack Jae Song
Estimating the term…
A washing pulsator of a washing machine being provided with wings includes a cam assembly installed being movable up and down above an upper center portion; a plurality of current-forming ribs formed at an outer circumference of the cam assembly and being radially protruded toward the outer circumference from the center of an upper surface of the washing pulsator; a plurality of auxiliary rib, each of which is formed between the current-forming rib and radially protruded being shorter than the current-forming rib; and a rotating shaft installation aperture formed in front of the end tip of each of the auxiliary rib, the rotation current washing wings being installed to be capable of being inserted and detached in and from the rotating shaft installation aperture, thereby reducing textile entanglement and improving washing effect.
In a washing machine having a pulsator disposed for rotation within a central lower portion of an inner tub thereof, which pulsator includes a cam assembly disposed at a central portion of the pulsator, a plurality of current-forming ribs extending radially from the central portion of the pulsator, and a plurality of auxiliary ribs extending radially from the central portion of the pulsator and positioned intermediately between said current-forming ribs and being shorter than said current-forming ribs, the improvement comprising:
Dependencies are inferred from the claim text.