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1. (WO2018020457) CENTRIFUGAL PUMP COVER

Pub. No.:    WO/2018/020457    International Application No.:    PCT/IB2017/054568
Publication Date: Fri Feb 02 00:59:59 CET 2018 International Filing Date: Fri Jul 28 01:59:59 CEST 2017
IPC: F04D 29/58
A47L 15/42
D06F 39/04
F04D 15/00
Applicants: I.R.C.A. S.P.A. INDUSTRIA RESISTENZE CORAZZATE E AFFINI
Inventors: ZOPPAS, Federico
BIASI, Maurizio
MONTAGNER, Damiano
ZANELLA, Stefano
Title: CENTRIFUGAL PUMP COVER
Abstract:
A cover (1 ) for a centrifugal pump which comprises a heating element (8), which has a heating stretch (10) and two end stretches (12) connected to the heating stretch (10), wherein the heating element (8) crosses the cover (1 ) so that the heating stretch (10) is under the cover (1 ) and the two end stretches (12) are over the cover (1 ), wherein at least one safety device (20), sensitive to the temperature of the electric resistor (8), fixed to the outer face (6), is provided and at least one control device (22), sensitive to both the temperature of the liquid and the temperature of the electric resistor (8), fixed to the outer face (6), is provided, wherein at least one first portion (14) of the heating stretch (10) is in contact with the cover (1 ), so that the heating stretch (10) is adapted to be contact with the liquid.