Spray arm arrangement for a dishwasher
US9456730B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 16, 2010 |
| Grant date | Oct 4, 2016 |
| Priority date | — |
| Expiry date | Sep 4, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L15/23
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
Provided herein is a spray arm arrangement for a dishwasher having: a support having a hub portion; and a spray arm having at least one arm portion with at least one spray nozzle, and a generally tubular mounting portion connected to the arm portion. The mounting portion may have first and second bearing surfaces bearing against the hub portion, with the first bearing surface being located at a shorter axial distance from the arm portion than the second bearing surface. The first bearing surface may be located within the hub portion proximate the axial end of the hub portion facing towards the arm portion, and the second bearing surface may include a projection which axially extends from said mounting portion into said hub portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.