EP 1295558 A1 20030326 - Feed safety device for dishwasher machine and relative method of operation
Title (en)
Feed safety device for dishwasher machine and relative method of operation
Title (de)
Wasserzufuhrsicherheitsvorrichtung für eine Geschirrspülmaschine und Verfahren zum Betreiben dieser Vorrichtung
Title (fr)
Dispositif de securité d'amenée d'eau pour un lave-vaisselle et methode opératoire correspondante
Publication
Application
Priority
IT MI20011976 A 20010921
Abstract (en)
A pneumatic safety device for the feeding of water of a dishwasher machine, characterised in that it comprises: a chamber (3) hermetically sealed by a flexible membrane (21); an air trap (15) placed in the tub of the machine for washing and connected pneumatically to said chamber, said air trap being capable of bending said membrane according to the value of the air pressure inside said chamber determined by the level of feed water in the tub which closes said air trap; a microswitch (23) with pushbutton (25) for actuating the microswitch, said microswitch tripping to emit an alarm signal at a water feed alarm level; and an elastic actuator (27) of the microswitch actuation pushbutton, said elastic actuator being placed between said membrane and said pushbutton and which can be actuated to cause tripping of the microswitch. <IMAGE>
IPC 1-7
IPC 8 full level
A47L 15/42 (2006.01)
CPC (source: EP)
A47L 15/4244 (2013.01)
Citation (search report)
- [X] FR 1409777 A 19650903 - WALTER BECK K G
- [A] FR 2719922 A1 19951117 - ESSWEIN SA [FR]
- [A] FR 1377512 A 19641106 - CONTROLS CO OF AMERICA
- [A] EP 0951860 A1 19991027 - SMEG SPA [IT]
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
DOCDB simple family (publication)
EP 1295558 A1 20030326; IT MI20011976 A0 20010921; IT MI20011976 A1 20030321
DOCDB simple family (application)
EP 02020596 A 20020918; IT MI20011976 A 20010921