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Dishwashers including wash arm units

A technology of washing arm and dishwasher, applied in the direction of tableware washing machine/rinsing machine, tableware washing machine/rinsing and rinsing machine parts, household cleaning devices, etc., which can solve the problems of realizing less complex functionality and achieve high efficiency distribution effect

Active Publication Date: 2022-03-18
ELECTROLUX APPLIANCES
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Another issue is to achieve a less complex dishwasher and maintain or increase functionality
A further problem is to configure the wash arm for proper rinsing of the dishes and to enable proper rinsing at all required positions in the dishwasher, regardless of rack and / or wash arm position

Method used

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  • Dishwashers including wash arm units
  • Dishwashers including wash arm units
  • Dishwashers including wash arm units

Examples

Experimental program
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Effect test

Embodiment Construction

[0024] Embodiments herein will now be described more fully with reference to the accompanying drawings. Like numbers refer to like elements throughout.

[0025] figure 1 A dishwasher 1 is shown having a washing compartment 3 and a door 5 comprising a detergent dispenser 7 . Such as figure 1 As shown in , the dishwasher 1 comprises a wash arm arrangement 9 having a rotatable first wash arm 11 arranged to rotate within the wash chamber 3 about a first axis of rotation a1 . The rotatable first wash arm 11 may also be referred to as a first wash arm.

[0026] according to figure 1 In the embodiment shown in , the dishwasher 1 comprises a rack 10 arranged to accommodate items (not shown) to be washed in the dishwasher 1 . The wash arm arrangement 9 can be fastened to the rack 10 by means of attachment means 12 . A change in position of the shelf 10 (for example between an upper position and a lower position) will cause a change in position of the wash arm arrangement 9 .

[...

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Abstract

A dishwasher (1) having a washing chamber (3), a door (5) comprising a detergent dispenser (7), and with a rotatable first washing arm (11) and a second Wash arm arrangement (9) of a wash arm (13), the second wash arm being rotatably attached to the first wash arm (11). The second wash arm (13) comprises spray nozzles (15) arranged for discharging wash liquid in a direction (d) relative to the second wash arm (13). The second wash arm (13) is arranged to move the spray nozzle (15) in a plane (p) along a circular path with a radius (r) during a rotation cycle of the second wash arm (13). The direction (d) has a first angle (α) in the plane (p) relative to the radius (r) and a second angle (β) relative to the plane (p), and the spray nozzle (15 ) is arranged to point towards the detergent dispenser (7) in the direction (d) during at least part of the spin cycle such that wash liquid intersects the detergent dispenser (7).

Description

technical field [0001] The present disclosure relates to a dishwasher comprising a wash arm arrangement. Background technique [0002] High quality dishwashing is expected from today's dishwashers, and environmental concerns require efficient use of energy and water during operation. Dishwashers generally comprise a washing compartment in which upper and lower racks are arranged for containing items to be washed. In some modern dishwashers, the height of the upper rack can be adjusted to accommodate different sized dishes. Further, dishwashers generally include upper and lower wash arms. The upper washing arm may be attached to an upper rack or an inner wall of the washing compartment, and the lower arm may be arranged above a sink at a bottom portion of the washing compartment. [0003] One problem is to configure a dishwasher with a wash arm capable of thoroughly rinsing any tableware arranged on the rack and also any necessary parts and locations within the washing cha...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A47L15/23
CPCA47L15/23A47L15/4278A47L15/4409A47L15/22A47L15/44
Inventor M·明德A·哈格马克
Owner ELECTROLUX APPLIANCES
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