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公开(公告)号：US10228157B2
公开(公告)日：2019-03-12
申请号：US15112266
申请日：2015-01-20
发明人： Federico Zoppas , Angelo Irrera , Andrea Pradal , Maurizio Biasi
摘要： A centrifugal pump for household appliances comprising a cover (1) having:—a first face internal to the pump adapted to be in contact with an operating fluid, and a second face external to the pump, opposite to the first face and provided with an annular groove (16) forming a projection inwards of the pump,—a heating element (11) fixed in the annular groove (16),—a first support element (21) arranged on the second face and provided with a first constraint (31) adapted to be fixed to a first safety device (41), said first support element (21) being in thermal contact with said operating fluid, whereby the first safety device (41) is adapted to come in thermal contact with the operating fluid,—a second support element (22) arranged on the second face, distinct from the first support element (21) and provided with a second constraint (32) adapted to be fixed to a second safety device (42), said second support element (22) being in thermal contact with said heating element (11), whereby the second safety device (42) is adapted to come in thermal contact with the heating element (11).
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公开(公告)号：US11956866B2
公开(公告)日：2024-04-09
申请号：US17260663
申请日：2019-07-19
CPC分类号： H05B3/82 , H05B3/30 , F01N2240/16 , H05B2203/003 , H05B2203/014
摘要： An electric heater (1, 1′) for heating a substance inside a tank (100), the electric heater (1, 1′) comprising: —at least one resistive wire (4) adapted to be connected to a source of electricity, said at least one resistive wire (4) being provided with a sheath (41) made of electrically insulating material; —at least a first thermally conductive sheet (5) made of metal fixed to the at least one resistive wire (4); —at least two protective layers (2, 3) made of polymer material, fixed to each other; wherein the at least one resistive wire (4) and the at least a first sheet (5) are arranged between the at least two protective layers (2, 3).
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公开(公告)号：US10724547B2
公开(公告)日：2020-07-28
申请号：US16320973
申请日：2017-07-27
摘要： 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.
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公开(公告)号：US20190162204A1
公开(公告)日：2019-05-30
申请号：US16320973
申请日：2017-07-27
摘要： 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.
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公开(公告)号：US20160334133A1
公开(公告)日：2016-11-17
申请号：US15112266
申请日：2015-01-20
发明人： Federico Zoppas , Angelo Irrera , Andrea Pradal , Maurizio Biasi
CPC分类号： F24H1/102 , A47L15/4225 , A47L15/4285 , D06F39/04 , D06F39/085 , F04D15/0077 , F04D15/0088 , F04D29/426 , F04D29/4293 , F04D29/588 , F24D2220/0207 , F24H9/2028
摘要： A centrifugal pump for household appliances comprising a cover (1) having:—a first face internal to the pump adapted to be in contact with an operating fluid, and a second face external to the pump, opposite to the first face and provided with an annular groove (16) forming a projection inwards of the pump,—a heating element (11) fixed in the annular groove (16),—a first support element (21) arranged on the second face and provided with a first constraint (31) adapted to be fixed to a first safety device (41), said first support element (21) being in thermal contact with said operating fluid, whereby the first safety device (41) is adapted to come in thermal contact with the operating fluid,—a second support element (22) arranged on the second face, distinct from the first support element (21) and provided with a second constraint (32) adapted to be fixed to a second safety device (42), said second support element (22) being in thermal contact with said heating element (11), whereby the second safety device (42) is adapted to come in thermal contact with the heating element (11).
摘要翻译： 1.一种用于家用电器的离心泵，包括盖（1），所述盖（1）具有： - 适于与工作流体接触的泵的内部的第一面，以及与所述第一面相对的所述泵的外部的第二面， 形成泵内部的突起的环形槽（16）， - 固定在环形槽（16）中的加热元件（11）， - 布置在第二面上并具有第一约束（31）的第一支撑元件 ）适于固定到第一安全装置（41），所述第一支撑元件（21）与所述工作流体热接触，由此第一安全装置（41）适于与工作流体进行热接触， - 第二支撑元件（22），其布置在所述第二面上，与所述第一支撑元件（21）不同，并且设置有适于固定到第二安全装置（42）的第二约束（32），所述第二支撑元件 22）与所述加热元件（11）热接触， 第二安全装置（42）适于与加热元件（11）热接触。
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