EP 1040786 B1 20040901 - Dishwashing machine with pulsed water spray jets
Title (en)
Dishwashing machine with pulsed water spray jets
Title (de)
Geschirrspülmaschine mit pulsierenden Wasserstrahlen
Title (fr)
Lave-vaiselle avec un jet d'eau pulsé
Publication
Application
Priority
IT PN990032 A 19990329
Abstract (en)
[origin: EP1040786A1] A rotating spray arm (8) with main spray nozzles (10) and at least an auxiliary spray nozzle (12) is supplied by a circulation pump (13) through a sequence of alternating periods and pauses in which the pressure of the water supplying the rotating spray arm is at its highest and its lowest value, respectively. A hydraulically operated valve (21) shuts off the auxiliary nozzle (12) during said pauses only. <IMAGE>
IPC 1-7
IPC 8 full level
A47L 15/23 (2006.01)
CPC (source: EP)
A47L 15/4282 (2013.01)
Designated contracting state (EPC)
DE ES FR GB IT
DOCDB simple family (publication)
EP 1040786 A1 20001004; EP 1040786 B1 20040901; DE 60013345 D1 20041007; DE 60013345 T2 20050217; IT 1311214 B1 20020304; IT PN990032 A0 19990329; IT PN990032 A1 20000929
DOCDB simple family (application)
EP 00102533 A 20000207; DE 60013345 T 20000207; IT PN990032 A 19990329