JP2004127631A - Straight tube-form fluorescent lamp - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a straight tube-form fluorescent lamp in which an identification mark and a product type display part are formed. <P>SOLUTION: The straight tube-form fluorescent lamp 1 comprises a product type display part 4 formed on one end part side 2a of the straight tube-form bulb 2 and the identification mark 5 formed on the outer surface excluding the product type display part 4 in the direction orthogonal to the direction connecting a pair of connecting pins 9, 9 on the end part side of the straight tube-form bulb 2. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a straight fluorescent lamp having an identification mark.
[0002]
2. Description of the Related Art A fluorescent lamp is provided with a product display portion such as a lamp type name and a manufacturer. As a device for forming a mark other than the product display portion, there is a device in which a bar-shaped etch bar mark is attached between the product display portion and one end side base (for example, see Patent Document 1).
[0003]
[Patent Document 1] JP-A-5-325898 (pages 2-3, FIG. 1)
[0004]
Patent Literature 1 is for mounting a base in a predetermined direction with respect to a product display unit, and does not visually recognize a display.
[0005]
In recent years, fluorescent lamps, such as bulbs and fluorescent materials, have been recycled. In addition to the product display, if the product is indicated as an environmentally friendly product that uses recycled materials, it will appeal for resource saving and other purposes. be able to.
[0006]
SUMMARY OF THE INVENTION It is an object of the present invention to provide a straight tube fluorescent lamp in which an identification mark is formed together with a product display.
[0007]
According to a first aspect of the present invention, there is provided a straight tube type fluorescent lamp comprising: a pair of filament electrodes sealed at both ends; and a phosphor film attached to an inner surface thereof. A straight tube valve having at least mercury and a rare gas sealed therein; a base having a pair of connecting pins mounted on respective ends of the straight tube valve; and one end side of the straight tube valve A formed product display portion; and an identification mark formed on an outer surface of the end portion of the straight pipe type valve except for a product display portion in a direction orthogonal to a direction connecting the pair of connection pins. It is characterized by having.
[0008]
A product display is formed on the product display section. The indication of the product includes a type, a manufacturer name or an abbreviation thereof, a rated lamp power, a light source color, and a color rendering property in the case of a high color rendering type, and a size category (shape).
[0009]
The identification mark may be any display content other than the display of the product, as long as it is visually recognized. For example, in addition to the advertisement display and the user name display, a unique display such as the fact that the recycled material is used and the user name of the recycled product can be used.
[0010]
The reason why the identification mark is formed on the outer surface of the valve in a direction perpendicular to the direction connecting the pair of connection pins is as follows. That is, the lamp socket for mounting the straight tube fluorescent lamp is generally formed in a structure for mounting the straight tube fluorescent lamp such that the mounting surface of the lamp socket and the direction connecting the pair of connection pins are parallel. I have. Therefore, when the identification mark is formed on the outer surface of the bulb facing the mounting surface of the lamp socket and exposed to the irradiation space of the straight tube fluorescent lamp, the identification mark can be easily visually recognized.
[0011]
The identification mark may be formed at a position juxtaposed with the product display unit, or may be formed at a separated position. The direction perpendicular to the direction connecting the pair of connection pins allows ± 60 ° of the direction.
[0012]
Further, by forming the identification mark on the end side of the bulb, it is possible to prevent the light irradiation from the straight tube fluorescent lamp from being interrupted.
[0013]
According to the present invention, since the identification mark is formed on the outer surface on the end side of the straight tube bulb in a direction orthogonal to the direction connecting the pair of connection pins of the base, the identification mark is formed from the straight tube fluorescent lamp. Visible without blocking the light irradiation.
[0014]
According to a second aspect of the present invention, there is provided a straight tube type fluorescent lamp according to the first aspect, wherein the identification mark is provided at a portion of the product display portion which is rotated by approximately 180 ° in the outer circumferential direction of the straight tube type bulb. It is characterized by being formed.
[0015]
According to the present invention, only the identification mark is visually recognized by mounting the straight tube fluorescent lamp on the lamp socket such that the product display unit faces the mounting surface of the lamp socket.
[0016]
According to a third aspect of the present invention, in the straight tube fluorescent lamp according to the first or second aspect, the identification mark is formed on an end portion different from the end portion having the product display portion. It is characterized by having.
[0017]
ADVANTAGE OF THE INVENTION According to this invention, an identification mark and a product display part are clearly distinguished, and at least one is visually recognized at the time of installation in a lamp socket.
[0018]
According to a fourth aspect of the present invention, there is provided a straight tube type fluorescent lamp according to any one of the first to third aspects, wherein the identification mark is formed on a translucent seal. It is affixed to a straight pipe type valve.
[0019]
ADVANTAGE OF THE INVENTION According to this invention, an identification mark can be formed after manufacture of a straight tube fluorescent lamp, and the identification effect is improved by coloring the display content of an identification mark.
[0020]
According to a fifth aspect of the present invention, there is provided a straight tube type fluorescent lamp according to any one of the first to third aspects, wherein the identification mark is formed by printing by an ink jet. .
[0021]
The identification mark may be formed in the process of assembling the straight tube fluorescent lamp, or may be formed after the assembly.
[0022]
According to the present invention, since the identification mark is printed by the ink jet, it is easily and inexpensively formed.
[0023]
Embodiments of the present invention will be described below with reference to the drawings. First, a first embodiment of the present invention will be described.
[0024]
FIG. 1 is a straight tube fluorescent lamp showing a first embodiment of the present invention, in which (a) is a partially cutaway front view and (b) is a side view. The straight tube fluorescent lamp 1 has a straight tube bulb 2, a base 3, a product display 4, and an identification mark 5.
[0025]
The straight tube bulb 2 is made of soft glass that transmits visible light, has a pair of filament electrodes 6 and 6 sealed at both ends 2a and 2b, respectively, and has a phosphor film 7 attached to the inner surface. Further, at least a rare gas such as mercury and argon is sealed in the straight tube type valve 2. The straight tube bulb 2 can use soft glass, the phosphor film 7 and the like from recycled materials.
[0026]
Each of the bases 3 and 3 has a cylindrical body 8 having a bottom and a pair of connection pins 9 and 9. The cylindrical body 9 is made of, for example, aluminum, and is attached to the respective ends 2 a and 2 b of the straight pipe type valve 2. The pair of connection pins 9, 9 are made of, for example, brass, are disposed at the bottom of the cylindrical body 8, and are electrically connected to both ends of the filament electrode 6.
[0027]
A product display 4 and an identification mark 5 are formed on the outer surface of one end 2a of the straight pipe type valve 2. The product display section 4 is formed by printing, and the identification mark 5 is formed by printing by ink jet or pasting a translucent seal. As shown in FIG. 1B, the product display section 4 and the identification mark 5 are formed on the outer surface of the straight pipe-shaped valve 2 in a direction orthogonal to the direction connecting the pair of connection pins 9. In addition, the identification mark 5 is formed at a portion that is rotated from the product display portion 4 by about 180 ° in the outer peripheral direction of the straight pipe type valve 2.
[0028]
FIG. 2 is an external view of a lamp socket 10 to which the straight tube bulb 2 is mounted. Usually, the lamp socket 10 has a pair of connection pins 9, 9 so that the mounting surface 11 of the lighting fixture body or the like and a virtual surface formed by connecting the pair of connection pins 9, 9 of the base 3 are parallel. The power supply terminals 10a, 10a to be electrically connected are provided. Therefore, when the straight tube type bulb 2 is mounted on the lamp socket 10, the identification mark 5 faces the irradiation space of the straight tube type fluorescent lamp 1 by setting the product display portion to the mounting surface 11 side. That is, it is easily recognized. As a result, according to the display content of the identification mark 5, advertisements such as the user name of the recycled product and the fact that the product is recycled can be made.
[0029]
Note that the identification mark 5 may be formed near the product display unit 4, such as being formed side by side with the product display unit 4. Further, although there is no restriction such as that the product display portion 4 is formed on the outer surface of the straight pipe type valve 2 in a direction orthogonal to the direction connecting the pair of connection pins 9 of the base 3, there is no restriction. 5 is required to be formed on the outer surface of the straight pipe type valve 2 in a direction orthogonal to the direction connecting the pair of connection pins 9 of the base 3 for the reason described in FIG. However, the identification mark 5 is orthogonal to the direction connecting the pair of connection pins 9, although it depends on the surrounding state of the straight tube fluorescent lamp 1 by a cover or the like provided on the lighting fixture main body or the mounting state of the lighting fixture. Even if it is formed out of the direction, it is visible. Therefore, the direction orthogonal to the direction connecting the pair of connection pins 9, 9 allows ± 60 ° of that direction.
[0030]
In the ink jet method, the display content of the identification mark 5 is easily and desirably printed by simply changing the display pictogram formation area, so that the straight tube fluorescent lamp 1 is formed at low cost. Further, by forming the identification mark 5 on a translucent seal attached to the straight tube type bulb 2, the display content of the identification mark 5 can be formed in several kinds of colors. Quality is improved.
[0031]
Next, a second embodiment of the present invention will be described.
[0032]
3A and 3B show a straight tube fluorescent lamp according to a second embodiment of the present invention, wherein FIG. 3A is a front view and FIG. 3B is a side view. The same parts as those in FIG. 1 are denoted by the same reference numerals, and description thereof will be omitted.
[0033]
The straight tube fluorescent lamp 12 shown in FIG. 3 is the same as the straight tube fluorescent lamp 1 shown in FIG. 1, except that the identification mark 5 is formed on the other end 2b. That is, by forming the identification mark 5 on the end side 2b different from the end side 2a having the product display section 4, the identification mark 5 and the product display section 4 are clearly distinguished, and visual recognition is facilitated.
[0034]
Next, a third embodiment of the present invention will be described.
[0035]
FIGS. 4A and 4B show a straight fluorescent lamp according to a third embodiment of the present invention, wherein FIG. 4A is a front view and FIG. 4B is a side view. The same parts as those in FIG. 3 are denoted by the same reference numerals, and description thereof will be omitted.
[0036]
The straight tube fluorescent lamp 13 shown in FIG. 4 is different from the straight tube fluorescent lamp 12 shown in FIG. 3 in that the direction connecting the product display section 4 and the identification mark 5 is the tube axis direction of the straight tube bulb 2. Further, a product display portion 4 and an identification mark 5 are formed on the outer surface of the straight pipe-shaped valve 2 in a direction orthogonal to a direction connecting the pair of connection pins 9 of the base 3. Thus, the identification mark 5 and the product display unit 4 are clearly distinguished, and both the identification mark 5 and the product display unit 4 are visually recognized when the straight tube fluorescent lamp 13 is mounted on the lighting fixture.
[0037]
Next, a fourth embodiment of the present invention will be described.
[0038]
FIG. 5 is an external view of a lighting fixture showing a fourth embodiment of the present invention. The same parts as those in FIG. 1 are denoted by the same reference numerals, and description thereof will be omitted.
[0039]
The lighting equipment 14 shown in FIG. 5 is a lighting equipment directly attached to a ceiling or the like. The lighting fixture 14 is provided with lamp sockets 10, 10 at both ends on the lower surface of the lighting fixture body 15, and the straight tube fluorescent lamp 1 is sandwiched and connected between the lamp sockets 10, 10. Further, a reflector 16 optically opposed to the straight tube-type fluorescent lamp 1 and having a reflecting surface 16 a for reflecting light emitted from the straight tube-type fluorescent lamp 1 is attached to the lighting fixture body 15. The straight tube type fluorescent lamp 1 is connected between the lamp sockets 10 so that the product display unit 4 faces the reflector 16 and the identification mark 5 faces the lower surface side.
[0040]
The lighting fixture body 15 has a discharge lamp lighting device 17 disposed on the back side of the reflection surface 16a.
[0041]
Since the lighting fixture 14 is disposed so that the identification mark 5 of the straight tube fluorescent lamp 1 faces the lower surface side, the identification mark 5 can be easily visually recognized, and the display content of the identification mark 5 is recognized. You.
[0042]
According to the first aspect of the present invention, since the identification mark is formed on the outer surface on the bulb end side in the direction orthogonal to the direction connecting the pair of connection pins of the base, the straight tube fluorescent lamp. When is installed in a lighting fixture, the emitted light from the straight tube fluorescent lamp is not blocked, and the identification mark can be easily visually recognized.
[0043]
According to the second aspect of the present invention, since the identification mark is formed at a portion which is substantially 180 ° rotated from the product display portion in the outer peripheral direction of the straight pipe type bulb, the product display portion faces the mounting surface of the lamp socket. By attaching the straight tube type fluorescent lamp to the lamp socket as described above, only the identification mark can be visually recognized.
[0044]
According to the third aspect of the present invention, since the identification mark is formed on an end different from the end having the product display, the identification mark and the product display can be clearly distinguished from each other. When the shaped fluorescent lamp is mounted in the lamp socket, at least one of the lamps can be visually recognized.
[0045]
According to the fourth aspect of the present invention, the identification mark is formed on a translucent seal, and the seal is affixed to the straight tube type bulb, so that the identification mark is formed after the manufacture of the straight tube type fluorescent lamp. In addition, the identification effect can be improved by coloring the display content of the identification mark.
[0046]
According to the fifth aspect of the present invention, since the identification mark is formed by printing with an ink jet, the display content of the identification mark can be easily and inexpensively formed.
[Brief description of the drawings]
FIG. 1 is a straight tube fluorescent lamp showing a first embodiment of the present invention, in which (a) is a partially cutaway front view, and (b) is a side view.
FIG. 2 is an external view of a lamp socket.
3A and 3B are straight tube fluorescent lamps according to a second embodiment of the present invention, wherein FIG. 3A is a front view and FIG. 3B is a side view.
FIG. 4 is a straight tube-type fluorescent run showing a third embodiment of the present invention, wherein (a) is a front view and (b) is a side view.
FIG. 5 is an external view of a lighting fixture according to a fourth embodiment of the present invention.
[Explanation of symbols]
1, 12, 13 ... straight tube fluorescent lamp, 2 ... straight tube bulb, 3 ... base, 4 ... product display, 5 ... identification mark

Claims (5)

A straight-tube bulb comprising a pair of filament electrodes sealed at both ends and a phosphor film adhered to the inner surface, and at least mercury and a rare gas sealed therein;
A base having a pair of connecting pins mounted on each end of the straight pipe valve;
A product indicator formed at one end of the straight pipe valve;
An identification mark formed on an outer surface of the end portion of the straight pipe-shaped valve except for a product display portion in a direction orthogonal to a direction connecting the pair of connection pins;
A straight tube fluorescent lamp, comprising: 2. The straight tube type fluorescent lamp according to claim 1, wherein the identification mark is formed at a portion of the product display portion which is turned by approximately 180 [deg.] In an outer circumferential direction of the straight tube type bulb. 3. The straight tube type fluorescent lamp according to claim 1, wherein the identification mark is formed on an end side different from the end side having the product display section. The straight fluorescent lamp according to any one of claims 1 to 3, wherein the identification mark is formed on a translucent seal, and the seal is attached to the straight tubular bulb. The straight tube type fluorescent lamp according to any one of claims 1 to 3, wherein the identification mark is formed by printing by an ink jet.

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