Title: Dishwasher water distribution apparatus

Abstract: A dishwasher water distribution system with a lower wash arm assembly and an upper wash tower, the wash arm assembly including a rotatable wash arm releasably fastened to a unitary distributor structure, the entire wash arm assembly with its distributor being telescoped on a lower stationary water inlet component and rotated and lifted by water pressure to sealingly engage and rotate the wash tower, the wash arm assembly being guided in its vertical shift by a bearing rod about which the entire wash arm assembly, as well as the wash tower, rotates. The lower wash arm assembly can be lifted from the bearing pin and the wash arm can be removed from the distributor by releasing clips integral with the unitary distributor structure.

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Inventors: Long, Olan L. (Grandview Heights, OH, US)

Application Number: 951611
Filing Date: 1978-10-16
Publication_date: 1979-11-20
Assignee: White-Westinghouse Corporation (Pittsburgh, PA)
Primary Class(es): 134/144 134/176, 239/261
Other Classes:
US Patent Ref:

3009470	Nov, 1961	Zurek	134/148.
3058479	Oct, 1962	Fay et al.	134/176.
3064664	Nov, 1962	Warhus	134/148.
3064665	Nov, 1962	Martiniak	134/148.
3213866	Oct, 1965	Martiniak	134/176.
3288156	Nov, 1966	Jordan et al.	134/176.
3421527	Jan, 1969	Dettman	134/149.
3841342	Oct, 1974	Cushing et al.	134/144.
3918644	Nov, 1975	Platt et al.	239/251.
3941139	Mar, 1976	Spiegel	134/176.
3951683	Apr, 1976	Jarvi, Jr. et al.	134/176.
3951684	Apr, 1976	La Prod et al.	134/176.
3969137	Jul, 1976	Jenkins et al.	134/176.

Other Refs:
Primary Examiner: Bleutge, Robert L.
Assistant Examiner:
Attorney: Strauch, Nolan, Neale, Nies & Kurz