KR102489636B1 - Power supply apparatus for windows of vehicle - Google Patents

Abstract

The present invention relates to a power supply device for a window for a vehicle, which is installed on a door and supplies electrical signals to a window that moves up and down, supporting the window and electrically connecting to the window. a glass holder; a carrier plate to which the glass holder is detachably coupled and slidably connected to the guide rail so as to be able to go up and down along the guide rail extending in the vertical direction; A power supply rail that is connected to power and is spaced laterally from the guide rail and extends in the vertical direction; and a protruding electrode that ascends and descends with the carrier plate and receives an electrical signal from the power supply rail, an electrode bracket electrically connected to the glass holder when the glass holder is coupled to the carrier plate, and the protruding electrode and the electrode bracket. It relates to a window power supply device for a vehicle including a power connection means including wires for electrically connecting them to each other.

Description

Window power supply for vehicles {Power supply apparatus for windows of vehicle}

The present invention relates to a window power supply for a vehicle, and more particularly, to a window power supply for a vehicle that has a simple structure and can easily supply electrical signals to a window.

In general, a window is installed on the door of a vehicle, and the window is configured to open and close the opening of the door while moving up and down.

Specifically, in the door of the vehicle, a guide rail disposed in the vertical direction within the door, a carrier plate slidably connected to the guide rail, and a driving means are connected to perform a circular motion and are connected to the carrier plate to the carrier plate. A window regulator for a vehicle including a wire for raising and lowering is installed. At this time, the window is fixed to the carrier plate of the window regulator and configured to rise or fall together with the carrier plate.

[0002] Recently, a technology for storing various information in a vehicle window is being researched. That is, after installing a transparent display on a window, a technology is being developed that is normally transparent but bright and clear graphics are implemented when displaying information or playing an image. In addition, unlike conventional tinting, technologies that change light blocking properties according to external light are being developed, and technologies for embedding heat rays in windows are being studied as needed.

The difficulty in developing these technologies is that the window is not fixedly installed in the door, but is configured to rise and fall frequently, and accordingly, it is not easy to supply power to the window, which is a movable chain.

When power is supplied by wire, the wire moves along with the window, causing a short circuit or contact with surrounding components, causing noise. there will be

Embodiments of the present disclosure provide a vehicle window power supply that solves the problems of the prior art. An embodiment of the present disclosure provides a window power supply device for a vehicle including a power supply rail connected to power and disposed adjacent to a guide rail, and a power connection means connected to the power supply rail so as to be able to ascend and descend.

The vehicle window power supply device of the present invention to solve the above problems,

In the power supply device for a vehicle window for supplying an electrical signal to a window installed in a door and moving up and down,

a glass holder supporting the window and electrically connected to the window;

a carrier plate to which the glass holder is detachably coupled and slidably connected to the guide rail so as to be able to go up and down along the guide rail extending in the vertical direction;

A power supply rail that is connected to power and is spaced laterally from the guide rail and extends in the vertical direction; and

A protruding electrode that ascends and descends with the carrier plate and receives an electrical signal from a power supply rail, an electrode bracket that is electrically connected to the glass holder when the glass holder is coupled to the carrier plate, and the protruding electrode and the electrode bracket are connected to each other It includes a power connection means including a wire for electrical connection.

In the vehicle window power supply,

The power supply rail,

A rail body extending in the vertical direction, having a receiving groove formed therein, and having a slit opened in a direction perpendicular to the longitudinal direction;

One end is connected to a power source and includes an electrode body extending along the longitudinal direction of the rail body in a state inserted into the receiving groove of the rail body,

The protruding electrode may move up and down along the carrier plate while being inserted into the receiving groove and in contact with the electrode body.

In the vehicle window power supply,

In the rail body, a watertight means may be provided to watertight the slit opened in a portion other than the portion where the protruding electrode is inserted.

In the vehicle window power supply,

Between the carrier plate and the power supply rail, a cushion gender for absorbing a load applied from the carrier plate is provided,

The cushion gender includes a fixing part fixed to the carrier plate and an elastic part bent from the fixing part toward the power supply rail,

The protruding electrode may protrude from the elastic part toward the power supply rail and be inserted into the receiving groove of the rail body.

In the vehicle window power supply,

The electrode bracket is composed of a ring-shaped electrode plate fixed around a first fastening hole provided in a carrier plate and a pin-shaped electrode protruding from the ring-shaped electrode plate and protruding toward a glass holder,

A second fastening hole is formed in the glass holder at a position corresponding to the first fastening hole, and a connection electrode contacting the pin-type electrode when coupled with the carrier plate is provided around the second fastening hole,

Fastening screws for fixing the glass holder to the carrier plate may be inserted into the first fastening hole and the second fastening hole.

In the vehicle window power supply,

The ring-shaped electrode plate has a central hole formed at a position corresponding to the first fastening hole and is in contact with one surface of the carrier plate,

The pin-type electrode may protrude from the ring-shaped electrode plate, pass through the carrier plate, protrude from the other surface of the carrier plate, and be electrically connected to the connection electrode of the glass holder.

The vehicle window power supply device of the present disclosure is configured such that a power supply rail is installed on the side of a guide rail, and a protruding electrode of a power connection means slides along a carrier plate to receive an electrical signal from the power supply rail. There is an advantage that the signal can be stably supplied to the window.

The window power supply device for automobiles of the present disclosure has the advantage of being able to suppress rainwater from entering the inside of the rail body because a watertight means is provided in the rail body of the power supply rail to seal parts other than the portion where the protruding electrode is inserted into the rail body. there is

In the vehicle window power supply device of the present disclosure, a cushion gender is provided between the carrier plate and the power supply rail to absorb shock generated during the raising and lowering of the carrier plate, so that power can be stably provided.

The window power supply device for a vehicle of the present disclosure is configured to be electrically connected by a power connection means in the process of coupling the glass holder to the carrier plate, thereby simplifying the electrical connection structure and making the electrical connection robust.

1 is a view showing a door module for a vehicle in which a window power supply device for a vehicle according to an embodiment of the present invention is installed.
2 is an exploded perspective view of the window power supply device for a vehicle in FIG. 1;
3 is an exploded perspective view of the vehicle window power supply device of FIG. 2 viewed from the rear;
Figure 4 is a combined perspective view of Figure 3;
Figure 5 is a perspective view of the window power supply for vehicles viewed obliquely from the side.
6 is a view showing a state in which a power supply rail and a power connection means, which are one component of the vehicle window power supply device of the present invention, are coupled to each other.
Fig. 7 is a VII-VII sectional view of Fig. 6;
8 and 6 are disassembled perspective views of a carrier plate and a glass holder, which are components of a window power supply device for a vehicle according to the present invention.
9 is a view showing a rear surface of the glass holder in FIG. 8;
10 is a view showing how a window power supply device for a vehicle according to an embodiment of the present invention operates.

Embodiments of the present disclosure are illustrated for the purpose of explaining the technical idea of the present disclosure. The scope of rights according to the present disclosure is not limited to the specific description of the embodiments or these embodiments presented below.

All technical terms and scientific terms used in this disclosure have meanings commonly understood by those of ordinary skill in the art to which this disclosure belongs, unless otherwise defined. All terms used in this disclosure are selected for the purpose of more clearly describing the disclosure and are not selected to limit the scope of rights according to the disclosure.

Expressions such as "comprising", "including", "having", etc. used in this disclosure are open-ended terms that imply the possibility of including other embodiments, unless otherwise stated in the phrase or sentence in which the expression is included. (open-ended terms).

Expressions in the singular form described in this disclosure may include plural meanings unless otherwise stated, and this applies equally to expressions in the singular form described in the claims.

Expressions such as "first" and "second" used in the present disclosure are used to distinguish a plurality of elements from each other, and do not limit the order or importance of the elements.

In the present disclosure, when an element is referred to as being “connected” or “connected” to another element, that element is directly connectable or connectable to the other element, or a new It should be understood that it can be connected or connected via other components.

The direction designator of "upper" used in the present disclosure refers to the direction in which the upper end of the guide rail is located, and the direction of "downward" refers to the direction in which the lower end of the guide rail is located, which is opposite to the upper direction.

Hereinafter, embodiments will be described with reference to the accompanying drawings. In the accompanying drawings, identical or corresponding elements are given the same reference numerals. In addition, in the description of the following embodiments, overlapping descriptions of the same or corresponding components may be omitted. However, omission of a description of a component does not intend that such a component is not included in an embodiment.

Embodiments described below and examples shown in the accompanying drawings are installed inside the door of a vehicle, and a power supply rail installed spaced apart from the side of a guide rail to supply power to a window, and an electrical signal from the power supply rail It is related to the power connection means for receiving and transferring it to the glass holder.

The window power supply device according to the embodiment is illustrated as being installed on a guide rail integrally formed on a module panel, but is not limited thereto and may be installed around a guide rail separately provided inside a door.

The vehicle window power supply device 100 according to an embodiment of the present invention includes a glass holder 110, a carrier plate 120, a power supply rail 130, a power connection means 140, and a cushion gender 150 ) is composed of.

The glass holder 110 supports a window and is electrically connected to the window. The glass holder 110 includes a pair of clamps 111 contacting the front and rear surfaces of the window, and a holder body 112 integrally connected to a lower end of the clamps 111 .

At the bottom of the holder body 112, a fitting coupling portion 113 inserted into and coupled to the insertion portion 121 of the carrier plate 120 protrudes, and at the center of the fitting coupling portion 113, a first fastening hole 122 ) A second fastening hole 1131 is formed at a position corresponding to the second fastening hole 1131, and around the second fastening hole 1131, when coupled to the carrier plate 120, the connection electrode 1132 in contact with the pin-type electrode 1422 this is formed.

Specifically, the second fastening hole 1131 is a position corresponding to the first fastening hole 122 of the carrier plate 120 in a state where the fitting part 113 is inserted into the insertion part 121 of the carrier plate 120. are provided in

The carrier plate 120 and the glass holder 110 are screwed together by the fastening screw 160 through the first fastening hole 122 of the carrier plate 120 and the second fastening hole 1131 of the fitting part 113. ) are fixedly coupled to each other, and in this process, the connection electrode 1132 of the fitting portion 113 is in contact with the pin-type electrode 1422, so that the electrical signal applied from the power source is transmitted to the glass holder 110.

Meanwhile, a wire (not shown) is provided inside the glass holder 110 to transmit an electrical signal applied from the connection electrode 1132 to the window, so that a predetermined image can be displayed on the window.

The carrier plate 120 extends vertically inside the door and is slidably connected to a guide rail 171 integrated with the module panel 170 to ascend or descend. The carrier plate 120 is configured to rise or fall in a state in which the glass holder 110 is inserted thereon to support the window.

The carrier plate 120 is formed in the form of a square plate, but has a shape of an upper and lower narrow width with a long upper part and a narrower width toward the lower part.

An insertion portion 121 cut downward is provided on the upper portion of the carrier plate 120, and the glass holder 110 is fitted and inserted into the insertion portion 121. The insertion part 121 has a space corresponding to the fitting part 113 of the glass holder 110, and is disposed between one side wall and the other side wall extending in the direction of the surface of the carrier plate 120, and one side wall The first fastening hole 122 is formed at a position corresponding to the second fastening hole 1131 of the fitting part 113.

A concave receiving portion 123 is formed around the first fastening hole 122 and is recessed inward from the surface where the ring-shaped electrode plate 1421 is inserted and fitted, and the concave receiving portion 123 is a ring-shaped electrode plate ( 1421) and is configured to have a corresponding cross-sectional shape.

A pair of through holes 1231 are provided around the first fastening hole 122 on one side wall of the carrier plate 120 with the first fastening hole 122 interposed therebetween. this will be plugged in

A support 124 protrudes upward from both ends of the upper portion of the carrier plate 120, and the support 124 is configured to support the window supported by the glass holder 110 together with the glass holder 110.

A pocket portion 125 extending vertically is formed at the center of one surface of the carrier plate 120, and a guide portion 126 into which a guide rail 171 is fitted is formed at one side of the pocket portion 125, there will be In addition, a support hole 127 into which the end of the fixing part 151 of the cushion gender 150 is inserted and fixed is formed on the side of the carrier plate 120 as one side of the guide part 126. The support hole 127 extends in a horizontal direction, and a pair is spaced apart from each other in the vertical direction.

The power supply rail 130 is connected to a power source (not shown), spaced apart from the side of the guide rail 171, and extending vertically. These power supply rails 130 are spaced apart from the side of the guide rails 171 and have substantially the same vertical length as the guide rails 171 .

The power supply rail 130 includes a rail body 131, an electrode body 132, a stopper 133, and a watertight means 134.

The rail body 131 includes a pair of rail parts 1311 extending vertically and horizontally spaced apart from each other, and a connector 1312 connecting the pair of rail parts 1311. .

The rail part 1311 extends vertically in a state of having a circular cross-section and is provided with an accommodating groove 1311a having a circular cross-section and a slit 1311b having one side wall opened in the accommodating groove 1311a. . The slit 1311b performs a function of guiding the protruding electrode 141 of the power connection means 140 so as to be slidably movable. The pair of rail parts 1311 have the same shape as each other and

The connecting body 1312 connects the pair of rail parts 1311 and allows the rail parts 1311 to be fixed in position while being spaced apart from each other. A protruding fixing part 151 for fixing the rail body 131 to the module panel 170 is provided on the rear surface of the connecting body 1312 .

The electrode body 132 has one end connected to a power source and is made of a metal material having excellent conductivity. The electrode body 132 has a cylindrical shape and has a shape in which one side is cut. A pair of electrode bodies 132 is provided and is inserted into the receiving groove 1311a of each rail part 1311 .

The electrode body 132 contacts the surface of the protruding electrode 141 and is electrically connected to the protruding electrode 141, and even when the protruding electrode 141 moves vertically along the carrier plate 120, the protruding electrode 141 configured to apply this electrical signal.

The stopper 133 closes the opened ends of the rail body 131 and is configured to be fitted to both ends of the rail body 131 . In order for the protruding electrode 141 to be inserted into the accommodating groove 1311a of the rail body 131, the protruding electrode 141 must be inserted through the open ends of the rail body 131, and the protruding electrode 141 is inserted into the rail body 131. After being inserted into the receiving groove 1311a of 131, the protruding electrode 141 is configured to close both ends of the rail body 131 so as not to be separated from the rail body 131.

The watertight means 134 is to seal the slit 1311b opened in a portion of the rail body 131 other than the portion where the protruding electrode 141 is inserted. Specifically, the watertight means 134 functions to prevent moisture from entering the opening of the rail body 131 from the outside. In general, there is a case where rainwater or the like flows into the inside of the door, and when such rainwater touches the electrode body 132, it causes rust on the electrode body 132 or electrical leakage. must be sealed from

The watertight means 134 for this is composed of a pair of rubber ribs protruding from both side walls of the slit 1311b of the rail body 131 toward the slit 1311b. One rubber rib protrudes from one side wall around the slit 1311b toward the other side wall, and the other rubber rib protrudes from the other side wall around the slit 1311b toward the one side wall. is configured to overlap.

The protruding electrode 141 passes through the portion overlapped by the free end of the pair of rubber ribs in the vertical direction.

The pair of rubber ribs are widened at the portion where the protruding electrode 141 is located so that the protruding electrode 141 can be inserted into the receiving groove 1311a, and the remaining portion is watertight because the pair of rubber ribs overlap each other. will perform

The power connection unit 140 performs a function of receiving an electrical signal from the power supply rail 130 and transferring it to the glass holder 110 coupled to the carrier plate 120 . The power connection unit 140 includes a protruding electrode 141 that moves up and down together with the carrier plate 120 and receives electrical signals from the power supply rail 130, and the glass holder 110 is connected to the carrier plate 120. It includes an electrode bracket 142 electrically connected to the glass holder 110 when coupled to, and a wire 143 electrically connecting the protruding electrode 141 and the electrode bracket 142 to each other.

The protruding electrode 141 is connected to one end of the electric wire 143, and a pair is provided to receive the cathode and anode of power, respectively. Each protruding electrode 141 is configured to be inserted into the receiving groove 1311a of each rail body 131 .

The protruding electrode 141 includes a pillar part 1411 and a ball part 1412 formed at one end of the pillar part 1411 and inserted into the receiving groove 1311a.

The pillar part 1411 is a part fixed to the cushion gender 150 in a state in which one end is connected to the wire 143, and the other end is configured to be inserted into the slit 1311b of the rail body 131. The pillar portion 1411 uses a metal material having excellent conductivity so as to transmit electrical signals well.

The ball part 1412, as a part integrally formed at the other end of the pillar part 1411, is inserted into the receiving groove 1311a and has a shape corresponding to the inner shape of the electrode body 132 on the outer circumferential surface, so that in the sliding process It maintains a state of being in contact with the inner circumferential surface of the electrode.

The electrode bracket 142 receives an electrical signal from the wire 143 and transfers it to the glass holder 110, and is composed of a ring-shaped electrode plate 1421 and a pin-shaped electrode 1422.

The ring-shaped electrode plate 1421 is inserted into the concave receiving portion 123 of the carrier plate 120 and is a ring-shaped member having a center hole at the center corresponding to the first fastening hole 122 . The ring-shaped electrode plate 1421 has a shape corresponding to the concave receiving portion 123 and is made of a thin metal sheet material.

The head of the fastening screw 160 for fixing the glass holder 110 to the carrier plate 120 is in contact with the ring-shaped electrode plate 1421, and the fastening screw 160 has a central hole and a first fastening hole 122 , It is configured to pass through the second fastening hole 1131.

The pin-shaped electrode 1422 protrudes from the ring-shaped electrode plate 1421 and protrudes toward the glass holder 110, and protrudes from the ring-shaped electrode plate 1421 and penetrates the carrier plate 120 to form a carrier plate 120 ) protrudes from the surface and is electrically connected to the connection electrode 1132 of the glass holder 110. While the electric wire 143 is connected to one end of the pin-type electrode 1422 , the other end is configured to protrude from the surface of the carrier plate 120 through the through hole of the carrier plate 120 .

The pin-type electrode 1422 protruding from the surface of the carrier plate 120 contacts the connection electrode 1132 of the glass holder 110 to transmit an electrical signal to the glass holder 110 .

The pin-type electrode 1422 may be made of a metal material having excellent electrical conductivity, or may have a surface plated with a noble metal such as gold or silver.

The electric wire 143 electrically connects the protruding electrode 141 and the electrode bracket 142 to each other, and a coating layer is formed on the outer surface thereof to prevent an electrical short circuit. A pair of these wires 143 is provided to transmit a negative or positive signal, respectively.

The electric signal applied through the protrusion electrode 141 is transferred to the pin-type electrode 1422 of the electrode bracket 142 through the wire 143.

The cushion gender 150 is for guiding the position so that the protruding electrode 141 can be inserted in the vertical direction into the receiving groove 1311a of the rail body 131 while being fixed to the carrier plate 120. , The load applied to the carrier plate 120 is not transferred to the rail body 131 but also functions to be absorbed.

The cushion gender 150 includes a bar-shaped fixing part 151 inserted into the support hole 127 at an end and an elastic part 152 inclined toward the rail body 131 from the fixing part 151. do.

A pair of the fixing parts 151 are disposed with each other, and the elastic part 152 is configured to be inclined in a direction close to each other in the pair of fixing parts 151 . A protruding electrode 141 is fixed at the center of the elastic part 152, and the protruding electrode 141 protrudes from the elastic part 152 toward the power supply rail 130, and the receiving groove 1311a of the rail body 131 ) is configured to be inserted into.

When the carrier plate 120 slides, the cushion gender 150 also slides along with the carrier plate 120, and the elastic part 152 to which the load is applied in the direction toward the rail body 131 is deformed and absorbs the load will do Accordingly, damage to the protruding electrode 141 or the rail body 131 is prevented.

The vehicle window power supply 100 according to the present invention has the following effects.

The window-mounted glass holder 110 is inserted into the insertion portion 121 of the carrier plate 120. In this process, the connection electrode 1132 of the glass holder 110 comes into contact with the pin-shaped electrode 1422 of the carrier plate 120 . Subsequently, when the carrier plate 120 and the glass holder 110 are fixedly coupled to each other using the fastening screws 160, the pin-shaped electrode 1422 of the carrier plate 120 and the connection electrode 1132 of the glass holder 110 are electrically connected to each other.

Then, when a predetermined electrical signal is applied from the electrode body 132, the electrical signal of the electrode body 132 is applied to the glass holder 110 through the protrusion electrode 141, the electric wire 143, and the pin-type electrode 1422. It is transferred to the connection electrode 1132. Afterwards, the electrical signal reached to the connection electrode 1132 is transferred to the window side using a predetermined power connection means 140, and a predetermined image is output on the window surface according to these electrical signals.

Meanwhile, the carrier plate 120 is configured to move up and down by a user's manipulation, and accordingly, the window also moves up and down.

Even when the carrier plate 120 descends as shown in FIG. 10, the protruding electrode 141 is maintained within the rail body, and thus the protruding electrode 141 and the electrode body 132 are electrically connected to each other. will keep That is, the electrical connection between the protruding electrode 141 and the electrode body 132 is continuously made even when the carrier plate 120 is raised or lowered.

Accordingly, the electric signal transmitted to the protrusion electrode is transmitted to the connection electrode of the glass holder through the electric wire and the pin-type electrode, and then the electric signal is applied to the window.

As a result, the electrical signal applied to the window can be continuously supplied not only in a state in which the window is raised or lowered, but also in a process in which the window is raised or lowered.

In particular, the present invention has a simple structure, so that the wires are not twisted or unwound while the carrier plate moves up and down, and thus the wires do not collide with components inside the door.

In the above, the present invention has been described in detail with preferred embodiments, but the present invention is not limited to the above embodiments, and many variations may be provided without departing from the scope of the present invention. Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims.

100 ... power supply 110 ... glass holder
111 ... tongs 112 ... holder body
113 ... fitting part 1131 ... second fastening hole
1132 ... connection electrode 120 ... carrier plate
121 ... insertion part 122 ... first fastening hole
123 ... concave receiving portion 124 ... support
125 ... pocket portion 126 ... guide portion
127 ... support hole 130 ... power supply rail
131... rail body 1311... rail part
1311a ... receiving groove 1311b ... slit
1312 ... connecting body 132 ... electrode body
133...stopper 134...watertight means
140 ... power connection means 141 ... protruding electrode
142 ... electrode bracket 143 ... wire
150 ... cushion gender 151 ... fixed part
152... Elastic part 160... Fastening screw

Claims (6)

In the power supply device for a vehicle window for supplying an electrical signal to a window installed in a door and moving up and down,
a glass holder supporting the window and electrically connected to the window;
a carrier plate to which the glass holder is detachably coupled and slidably connected to the guide rail so as to be able to go up and down along the guide rail extending in the vertical direction;
A power supply rail that is connected to power and is spaced laterally from the guide rail and extends in the vertical direction; and
A protruding electrode that ascends and descends with the carrier plate and receives an electrical signal from a power supply rail, an electrode bracket that is electrically connected to the glass holder when the glass holder is coupled to the carrier plate, and the protruding electrode and the electrode bracket are connected to each other Including a power connection means including a wire for electrically connecting,
A window power supply device for a vehicle, characterized in that a cushion gender for absorbing a load applied from the carrier plate is provided between the carrier plate and the power supply rail. According to claim 1,
The power supply rail,
A rail body extending in the vertical direction, having a receiving groove formed therein, and having a slit opened in a direction perpendicular to the longitudinal direction;
One end is connected to a power source and includes an electrode body extending along the longitudinal direction of the rail body in a state inserted into the receiving groove of the rail body,
The window power supply device for a vehicle, characterized in that the protruding electrode moves up and down along the carrier plate in a state of being inserted into the receiving groove and in contact with the electrode body. According to claim 2,
The window power supply device for a vehicle, characterized in that the rail body is provided with a watertight means for watertightly sealing the slits opened in a portion other than the portion where the protruding electrode is inserted. According to claim 1,
The cushion gender includes a fixing part fixed to the carrier plate and an elastic part bent from the fixing part toward the power supply rail,
The window power supply device for a vehicle, characterized in that the protruding electrode protrudes from the elastic part toward the power supply rail and is inserted into the receiving groove of the rail body. According to claim 4,
The electrode bracket is composed of a ring-shaped electrode plate fixed around a first fastening hole provided in a carrier plate and a pin-shaped electrode protruding from the ring-shaped electrode plate and protruding toward a glass holder,
A second fastening hole is formed in the glass holder at a position corresponding to the first fastening hole, and a connection electrode contacting the pin-type electrode when coupled with the carrier plate is provided around the second fastening hole,
A window power supply device for a vehicle, characterized in that fastening screws for fixing the glass holder to the carrier plate are inserted into the first fastening hole and the second fastening hole. According to claim 5,
The ring-shaped electrode plate has a central hole formed at a position corresponding to the first fastening hole and is in contact with one surface of the carrier plate,
The pin-type electrode protrudes from the ring-shaped electrode plate and penetrates the carrier plate to protrude from the other surface of the carrier plate and is electrically connected to the connection electrode of the glass holder.

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