An emitter structure includes a substrate with a membrane arrangement. The membrane arrangement includes at least one first membrane, a first heating path and a second heating path in different substrate planes. The first heating path and the second heating path are positioned with respect to one another such that a projection of the first heating path and a projection of the second heating path onto a common plane lie at least partly next to one another in the common plane.

A heater includes a first heat generator and a second heat generator each of which has a hypothetical center line that divides each of the first heat generator and the second heat generator into a first section and a second section. A first conductor connects a first electrode to the first heat generator and the second heat generator. A second conductor connects a second electrode to the first heat generator and the second heat generator. A first primary connector connects the first conductor to the first section of the first heat generator. A second primary connector connects the first conductor to the second section of the second heat generator. A first secondary connector connects the second conductor to the first heat generator. A second secondary connector connects the second conductor to the second heat generator.

A heater includes a first heat generator and a second heat generator each of which has a hypothetical center line that divides each of the first heat generator and the second heat generator into a first section and a second section. A first conductor connects a first electrode to the first heat generator and the second heat generator. A second conductor connects a second electrode to the first heat generator and the second heat generator. A first primary connector connects the first conductor to the first section of the first heat generator. A second primary connector connects the first conductor to the second section of the second heat generator. A first secondary connector connects the second conductor to the first heat generator. A second secondary connector connects the second conductor to the second heat generator.

The invention relates to an electronic interface housing (6) of an electrical heating device (1) for heating an airflow passing through, the electronic interface housing (6) being configured to house electronic components for controlling at least one heating element (4) fitted to the electrical heating device (1), including at least one printed circuit board (44), the electronic interface housing (6) comprising at least one rib (56, 58) in contact with the printed circuit board (44) in a contact zone (54), characterized in that the printed circuit board (44) comprises at least one water drainage opening (82) in the contact zone (54).

The invention relates to an electronic interface housing (6) of an electrical heating device (1) for heating an airflow passing through, the electronic interface housing (6) being configured to house electronic components for controlling at least one heating element (4) fitted to the electrical heating device (1), including at least one printed circuit board (44), the electronic interface housing (6) comprising at least one rib (56, 58) in contact with the printed circuit board (44) in a contact zone (54), characterized in that the printed circuit board (44) comprises at least one water drainage opening (82) in the contact zone (54).

A vaporizer, cooperating with a main unit to implement vaporization, includes: a shell in which an air outlet channel is formed; a vaporization assembly having a vaporization channel in communication with the air outlet channel; and an electrode assembly mated with the vaporization assembly and including an insulating member, a first electrode, and a second electrode, the insulating member being at least partially sleeved on the vaporization assembly, the first electrode being sleeved in the insulating member, and the second electrode being sleeved outside the insulating member. An air through channel in communication with the vaporization channel is defined and formed between the first electrode and the insulating member.

A vaporizer, cooperating with a main unit to implement vaporization, includes: a shell in which an air outlet channel is formed; a vaporization assembly having a vaporization channel in communication with the air outlet channel; and an electrode assembly mated with the vaporization assembly and including an insulating member, a first electrode, and a second electrode, the insulating member being at least partially sleeved on the vaporization assembly, the first electrode being sleeved in the insulating member, and the second electrode being sleeved outside the insulating member. An air through channel in communication with the vaporization channel is defined and formed between the first electrode and the insulating member.

A system for heating electro-optic media comprises an electro-optic device comprising: a first substrate having first and second surfaces; a second substrate having third and fourth surfaces; a chamber defined between the opposed third surface of the second substrate and the second surface of the first substrate; electro-optic medium in chamber; a first electrode associated with second surface of first substrate; and a second electrode associated with third surface of second substrate; and a circuit in communication with first and second electrodes, comprising: a first EMF source capable of producing a first voltage; a second EMF source capable of producing a second voltage different from the first voltage; a plurality of switches configured to control the application of first and second voltages to the first and second electrodes; and a controller configured to control the switches, the first EMF source, and the second EMF source.

A system for heating electro-optic media comprises an electro-optic device comprising: a first substrate having first and second surfaces; a second substrate having third and fourth surfaces; a chamber defined between the opposed third surface of the second substrate and the second surface of the first substrate; electro-optic medium in chamber; a first electrode associated with second surface of first substrate; and a second electrode associated with third surface of second substrate; and a circuit in communication with first and second electrodes, comprising: a first EMF source capable of producing a first voltage; a second EMF source capable of producing a second voltage different from the first voltage; a plurality of switches configured to control the application of first and second voltages to the first and second electrodes; and a controller configured to control the switches, the first EMF source, and the second EMF source.

A heater component has a substrate part and a thin coating heater which is equipped outside this substrate part and generates heat by power supply. The thin coating heater is formed of a thermal sprayed coating. The thin coating heater has a heater body and a heater extension part. The heater body is arranged on a first end face of the substrate part. The heater extension part is extended from the heater body to a second end face of the substrate part through a side surface of the substrate part. A tip part of the heater extension part is a heater power supplying part for supplying electric power to the heater body.