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公开(公告)号：EP2035324A1
公开(公告)日：2009-03-18
申请号：EP07789754.4
申请日：2007-06-20
申请人： Nozzle Eng. S.r.l.
IPC分类号： B67D5/372
摘要： A fuel detection device (10), in a fuel nozzle (1) fitted with a fuel-dispensing pipe (2), comprises the said fuel-dispensing pipe (2) and a bushing (12) arranged inside the dispensing pipe (2), the said pipe (2) and the said bushing (12) forming an annular interspace (13) and realizing a condenser whose plates are the pipe itself (2) and the bushing (12), the said condenser being suitable for measuring the dielectric constant in the zone of the annular interspace (13) by measuring the capacity of the said condenser and in such as way as to detect the presence of fuel in the aforesaid annular interspace (13); the fuel detection device (10) uses a reference capacity measurement obtained from the value of the dielectric constant of the air in the annular interspace (13) at an instant prior to the insertion of the nozzle (1) into the inlet of the tank of the vehicle to fill.
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公开(公告)号：EP2035323B1
公开(公告)日：2012-01-11
申请号：EP07789753.6
申请日：2007-06-20
申请人： Nozzle Eng. S.r.l.
摘要： An electromechanically operated fuel nozzle (1) comprises a solenoid valve for dispensing fuel, an electronic board (7) for operating the solenoid valve (2), electric accumulator means (5) for electrically powering the solenoid valve (2) and the electronic board (7); the solenoid valve (2) comprises an inlet pipe (11) and an outlet pipe (12) connected to the fuel-dispensing pipe (3) to dispense a full flow of fuel for refuelling, and a secondary channel (4) integrated in the solenoid valve (2) for dispensing a lower quantity of fuel for topping up, the inlet pipe (11) and the outlet pipe (12) are opened by an electromagnetic operating device (21), while the secondary channel (4) is opened by another electromagnetic operating device (20).
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公开(公告)号：EP2035321A2
公开(公告)日：2009-03-18
申请号：EP07825828.2
申请日：2007-06-20
申请人： Nozzle Eng. S.r.l.
摘要： Safety device (10) in a fuel dispensing nozzle (1) having an internal tube (2) and a fuel dispensing end (3), said device (10) being able to prevent or interrupt the fuel supply in the event that said nozzle (1) is not correctly inserted inside or connected to the inlet of a tank to be filled with fuel, the device (10) comprising at least one light sensor (11) able to detect the light inside the tank.
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公开(公告)号：EP2035324B1
公开(公告)日：2012-06-13
申请号：EP07789754.4
申请日：2007-06-20
申请人： Nozzle Eng. S.r.l.
摘要： A fuel detection device (10), in a fuel nozzle (1) fitted with a fuel-dispensing pipe (2), comprises the said fuel-dispensing pipe (2) and a bushing (12) arranged inside the dispensing pipe (2), the said pipe (2) and the said bushing (12) forming an annular interspace (13) and realizing a condenser whose plates are the pipe itself (2) and the bushing (12), the said condenser being suitable for measuring the dielectric constant in the zone of the annular interspace (13) by measuring the capacity of the said condenser and in such as way as to detect the presence of fuel in the aforesaid annular interspace (13); the fuel detection device (10) uses a reference capacity measurement obtained from the value of the dielectric constant of the air in the annular interspace (13) at an instant prior to the insertion of the nozzle (1) into the inlet of the tank of the vehicle to fill.
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公开(公告)号：EP2035323A1
公开(公告)日：2009-03-18
申请号：EP07789753.6
申请日：2007-06-20
申请人： Nozzle Eng. S.r.l.
摘要： An electromechanically operated fuel nozzle (1) comprises a solenoid valve for dispensing fuel, an electronic board (7) for operating the solenoid valve (2), electric accumulator means (5) for electrically powering the solenoid valve (2) and the electronic board (7); the solenoid valve (2) comprises an inlet pipe (11) and an outlet pipe (12) connected to the fuel-dispensing pipe (3) to dispense a full flow of fuel for refuelling, and a secondary channel (4) integrated in the solenoid valve (2) for dispensing a lower quantity of fuel for topping up, the inlet pipe (11) and the outlet pipe (12) are opened by an electromagnetic operating device (21), while the secondary channel (4) is opened by another electromagnetic operating device (20).
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公开(公告)号：EP2035322A1
公开(公告)日：2009-03-18
申请号：EP07789752.8
申请日：2007-06-20
申请人： Nozzle Eng. S.r.l.
IPC分类号： B67D5/37
摘要： Power supply equipment (1) for a fuel dispensing nozzle comprises solenoid valves (5, 6) for dispensing fuel, a microprocessor (2) for operating the solenoid valves (5, 6), and at least one supercapacitor or ultracapacitor (4) for supplying power to at least the solenoid valves (5, 6).
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