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US Patent 9574297 Floating drum and clutch for top-loading washing machine

Patent 9574297 was granted and assigned to Electrolux Do Brasil on February, 2017 by the United States Patent and Trademark Office.

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Is a
Patent
Patent
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Patent attributes

Current Assignee
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Electrolux Do Brasil
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
95742970
Patent Inventor Names
Cirilo Alex Cavalli0
Felipe Augusto Scheer0
Marcelo Piekarski0
Rodrigo Strzelecki Berndsen0
Álvaro Volpato Junior0
Date of Patent
February 21, 2017
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Patent Application Number
142356680
Date Filed
July 30, 2012
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Patent Citations Received
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US Patent 12123127 Laundry washing machine for use with unit dose detergent packages
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US Patent 11879202 Method and apparatus for cleaning laundry
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US Patent 11713531 Method and apparatus for cleaning laundry
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US Patent 11952705 Method for operating a laundry washing machine using a unit dose package and laundry washing machine
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US Patent 12071718 Method and apparatus for cleaning laundry
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US Patent 11913156 Laundry washing machine for use with unit dose detergent packages
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Patent Primary Examiner
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Michael Barr
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Patent abstract

A floating basket and clutch are applied to a top loading washing machine. More particularly, the basket floating (1) and clutch (2) are applied to top loading washing machines (M), equipped with a motor (M) and a drive system which includes a drive shaft (E), a pulley (P), a belt (Cr) and a sealing device (V), assembled between the shaft (E) and the base of the tub (T). More precisely, the clutch (2) is responsible for commanding the operation of the oscillating movement of the agitator or impeller (AG), during the washing operation (OPL) and operating the high-speed spinning of the agitator (AG) and basket (1), when operating in centrifugation operation (OPC). The floating basket (1) is coupled and fixed to the tube (5) of the upper sector (S1) of the clutch (2) and the tub (T) is fixed to the female lower crown (4) of the lower sector (S2) of the clutch (2). The floating basket (1) has vertical displacement (x) in relation to the tub (T), along the drive shaft (E) according to presence or absence of water (A) in the tub (T) of the washing machine (ML). The upper sector (S1) of the clutch (2) is made up of a male upper crown (3) and fixed in the stationary end (E1) of the drive shaft (E) and an female upper crown (6) is fixed to the tube (5) with screws (P2). The lower sector (S2) of the clutch (2) comprises the male lower crown (7), fixed to the tube (5) with screws (P3) and the female lower crown (4) fixed and stationary in the tub (T) by screws (P).

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