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US5701624A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of operating a clothes washer in cold weather

Assignee: Samsung Electronics Co Ltd
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Filing: 1996-08-14
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Granted: 1997-12-30
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Expires: 2016-08-14
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Abstract

Abstract A clothes washing machine has a controller which can be set for a winter operation mode, i.e., when the wash water is relatively cold. In the winter operation mode, the weight of laundry articles in the wash tub is determined. If the weight is less a reference weight, the laundry articles are washed for a first time period. If the weight is more than the reference weight, the laundry articles are washed for a longer time period.

Inventors

  • 👤 Hyun-Doo Shin
  • 👤 Sung-O Jo
  • 👤 Eon-Ju Nahm

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 03:31
CPC Classifications
D; D06; D06F; D06F33/00; D06F33/30; D06F33/32; D06F33/36; D06F2101/00; D06F2103/00; D06F2103/02

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 100 words
A method of controlling a washing machine including the steps of: A) determining whether or not a washing mode for winter is selected; B) determining a weight of a load of laundry in a wash tub when the washing mode for winter is selected; C) washing the laundry load for a first predetermined time period when a weight of the laundry load is lower than a predetermined weight; and D) washing the laundry load for a second predetermined time period, longer than the first time period, when a weight of the laundry load is not lower than the predetermined weight.
Claim 2
Independent Claim 100 words
A method of controlling a washing machine including the steps of: A) determining whether or not a washing mode for winter is selected; B) determining a weight of a load of laundry in a wash tub when the washing mode for winter is selected; C) washing the laundry load for a first predetermined time period when a weight of the laundry load is lower than a predetermined weight; and D) washing the laundry load for a second predetermined time period, longer than the first time period, when a weight of the laundry load is not lower than the predetermined weight.
Claim 3
Dependent Claim 72 words
The method according to claim 1 wherein step D comprises rotating an agitator by repeating the following cycle: rotating the agitator about a vertical axis in a first direction, then stopping the agitator; then rotating the agitator again in the first direction, then stopping the agitator; then rotating the agitator in a second direction opposite the first direction, then stopping the agitator; and then rotating the agitator again in the second direction.

References Cited (Backward Citations)

US4862710A Cited
US5606877A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 2000-12-29 2001-06-30 2001-12-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2004-12-29 2005-06-30 2005-12-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2008-12-29 2009-06-30 2009-12-30 $7700.00 Window Closed / Lapsed

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