Global Patent Index - EP 1040786 A1

EP 1040786 A1 20001004 - 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

EP 1040786 A1 20001004 (EN)

Application

EP 00102533 A 20000207

Priority

IT PN990032 A 19990329

Abstract (en)

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

A47L 15/23

IPC 8 full level

A47L 15/23 (2006.01)

CPC (source: EP)

A47L 15/4282 (2013.01)

Citation (search report)

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