JPH0454683Y2 - - Google Patents
Info
- Publication number
- JPH0454683Y2 JPH0454683Y2 JP1986042295U JP4229586U JPH0454683Y2 JP H0454683 Y2 JPH0454683 Y2 JP H0454683Y2 JP 1986042295 U JP1986042295 U JP 1986042295U JP 4229586 U JP4229586 U JP 4229586U JP H0454683 Y2 JPH0454683 Y2 JP H0454683Y2
- Authority
- JP
- Japan
- Prior art keywords
- bulb
- incandescent light
- light bulb
- cap
- inner shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 4
- 229910052750 molybdenum Inorganic materials 0.000 description 4
- 239000011733 molybdenum Substances 0.000 description 4
- 239000011888 foil Substances 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Description
【考案の詳細な説明】
〔産業上の利用分野〕
本考案は、白熱電球がアウターバルブで覆われ
たアウターバルブ付白熱電球に関する。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to an incandescent light bulb with an outer bulb, in which the incandescent light bulb is covered with an outer bulb.
店舗照明などの一般照明に使用される白熱電球
は、点灯中に万一バルブが破損すると危険である
ため、白熱電球をアウターバルブで覆つて二重バ
ルブとしたアウターバルブ付白熱電球が使用され
ることがある。
Incandescent light bulbs used for general lighting such as store lighting are dangerous if the bulb is damaged during lighting, so incandescent light bulbs with outer bulbs are used, which are double bulbs by covering the incandescent bulb with an outer bulb. Sometimes.
このアウターバルブ付白熱電球の従来の製造方
法を説明すると、まず、白熱電球の圧着封止部が
圧入保持される箱型の金属製保持部材に脚部を設
け、この脚部を内側口金にロー付けし、この内側
口金を口金に螺着する。そして、白熱電球を内部
に弾性片が切り起こされた保持部材内に圧入した
のち、アウターバルブの口縁を内側口金に挿入し
て接着していた。従つて、部品点数が多く、か
つ、作業が煩雑で組立工程における生産性が低か
つた。また、保持部材を内側口金にロー付けする
こともあつて、アウターバルブと白熱電球の同軸
度を出しにくく、これが偏心していると配光特性
に影響し、外観上も不都合であつて、不良品とさ
れることがある。 To explain the conventional manufacturing method of this incandescent light bulb with an outer bulb, first, legs are provided on a box-shaped metal holding member into which the crimp-sealed part of the incandescent bulb is press-fitted, and the legs are rolled into the inner cap. and screw this inner cap onto the cap. After the incandescent light bulb was press-fitted into a holding member in which an elastic piece was cut and raised, the lip of the outer bulb was inserted into the inner cap and bonded. Therefore, the number of parts is large and the work is complicated, resulting in low productivity in the assembly process. In addition, since the holding member is sometimes brazed to the inner cap, it is difficult to achieve coaxiality between the outer bulb and the incandescent bulb. It is sometimes said that
そこで本考案は、部品点数が少なくて組立工程
の生産性が良く、アウターバルブと内部の白熱電
球との同軸度を容易に出すことのできるアウター
バルブ付白熱電球を提供することを目的とするも
のである。
Therefore, the object of the present invention is to provide an incandescent light bulb with an outer bulb that has a small number of parts, has high productivity in the assembly process, and can easily achieve coaxiality between the outer bulb and the inner incandescent bulb. It is.
本考案のアウターバルブ付白熱電球は、セラミ
ツク製のインナーシエルに白熱電球が保持され、
このインナーシエルの外周を金属製口金が取り囲
み、この口金にアウターバルブが取り付けられた
アウターバルブ付白熱電球において、前記インナ
ーシエルは、その外周面に前記金属製口金に旋回
挿入される螺旋溝が形成され、一端側に白熱電球
の圧着封止部を保持する切り込み部が形成される
とともに中心に外部リード線を挿通する孔が穿設
され、前記口金内にアウターバルブの口縁が挿入
されて接着されたことを特徴とする。
The incandescent light bulb with an outer bulb of this invention has an incandescent bulb held in an inner shell made of ceramic.
In an incandescent light bulb with an outer bulb in which a metal cap surrounds the outer periphery of the inner shell and an outer bulb is attached to the cap, the inner shell has a spiral groove formed on its outer peripheral surface to be pivotally inserted into the metal cap. A notch for holding the crimp-sealed part of the incandescent light bulb is formed on one end side, and a hole is bored in the center for passing the external lead wire, and the rim of the outer bulb is inserted into the base and bonded. It is characterized by having been.
以下に図面に示す実施例に基いて本考案を具体
的に説明する。
The present invention will be specifically described below based on embodiments shown in the drawings.
第１図は店舗照明用のアウターバルブ付白熱電
球を示すが、これに内蔵される白熱電球は、定格
が100V−100Wである。この白熱電球は、第２図
に示すように、バルブ１１の一端が偏平な圧着封
止部１２であり、モリブデン箔１３，１３が圧着
封止されている。バルブ１１内にはタングステン
素線を密なコイルに巻回して形成されたフイラメ
ント１４がバルブ１１の軸線に沿つて配置されて
いる。このフイラメント１４の両端は、モリブデ
ンからなり、サポータを兼ねる内部リード線１
５，１５に接続され、内部リード線１５の端部は
それぞれモリブデン箔１３に溶接されている。そ
して、一対のピン１６，１６が同じくモリブデン
箔１３に溶接されて圧着封止部１２より外部に伸
びているが、それぞれに外部リード線１７および
フユーズ線１８が接続されている。 Figure 1 shows an incandescent light bulb with an outer bulb for store lighting, and the incandescent light bulb built into this has a rating of 100V-100W. As shown in FIG. 2, in this incandescent light bulb, one end of a bulb 11 is a flat crimp-sealed portion 12, and molybdenum foils 13, 13 are crimp-sealed. Inside the bulb 11, a filament 14 formed by winding a tungsten wire into a dense coil is disposed along the axis of the bulb 11. Both ends of this filament 14 are made of molybdenum and have an internal lead wire 1 which also serves as a supporter.
5 and 15, and the ends of the internal lead wires 15 are welded to the molybdenum foil 13, respectively. A pair of pins 16, 16 are similarly welded to the molybdenum foil 13 and extend outward from the crimp sealing portion 12, and an external lead wire 17 and a fuse wire 18 are connected to each pin.
インナーシエル２はセラミツク製であり、第３
図に示すように、大径部２１の外周面に螺旋溝２
２が形成されている。大径部２１の上方はやゝ小
径の円柱部２３であり、この端面から圧着封止部
１２が保持される切り込み部２４が形成されてい
る。そして、中心には、第１図に示すように、外
部リード線１７が挿通される孔２５が貫通してい
る。 Inner shell 2 is made of ceramic, and the third
As shown in the figure, a spiral groove 2 is formed on the outer peripheral surface of the large diameter portion 21.
2 is formed. Above the large diameter portion 21 is a cylindrical portion 23 having a relatively small diameter, and a cut portion 24 in which the crimp sealing portion 12 is held is formed from the end face of this column portion 23 . As shown in FIG. 1, a hole 25 through which the external lead wire 17 is inserted passes through the center.
口金３は内外面に螺旋溝が形成された円筒状で
あり、その一方の開口には円錐状絶縁体６が固着
され、この円錐状絶縁体６の中心には電気接点４
が取付けられている。そして、インナーシエル２
は旋回挿入されて口金３に螺着している。このと
き、口金３はインナーシエル２の大径部２１から
白熱電球側に伸び出している。白熱電球は、その
圧着封止部１２が切り込み部２４に嵌め込まれ、
接着されて保持されるが、外部リード線１７は孔
２５に挿通されて電気接点４に接続され、一方の
フユーズ線１８は口金３に接続されている。そし
て、アウターバルブ５の口縁は口金３内に挿入さ
れて接着され、白熱電球を覆つている。なお、こ
こで言うフユーズ線１８は外部リード線１７の一
種であり、フユーズ線１８を孔２５に挿通するよ
うにしてもよい。 The cap 3 has a cylindrical shape with a spiral groove formed on the inner and outer surfaces, and a conical insulator 6 is fixed to one opening of the cap, and an electrical contact 4 is provided at the center of the conical insulator 6.
is installed. And Inner Ciel 2
is inserted by turning and screwed onto the cap 3. At this time, the cap 3 extends from the large diameter portion 21 of the inner shell 2 toward the incandescent light bulb side. In the incandescent light bulb, the crimp sealing part 12 is fitted into the notch part 24,
The external lead wire 17 is inserted through the hole 25 and connected to the electrical contact 4, and one fuse wire 18 is connected to the base 3. The lip of the outer bulb 5 is inserted into the base 3 and adhered to cover the incandescent light bulb. Note that the fuse wire 18 referred to here is a type of external lead wire 17, and the fuse wire 18 may be inserted through the hole 25.
本考案に係るアウターバルブ付白熱電球の構成
は上記の通りであるが、インナーシエル２の螺旋
溝２２を口金３内にねじ込むので部品点数が少な
くて組立が簡単である。そして、口金３とインナ
ーシエル２の軸線が確実に一致するので、口金３
に接着されるアウターバルブ５と、インナーシエ
ル２に保持されるバルブ１１の同軸度を容易に出
すことができ、両者の軸線が偏位することによる
不良品を大巾に減少させることができる。 The structure of the incandescent light bulb with an outer bulb according to the present invention is as described above, but since the spiral groove 22 of the inner shell 2 is screwed into the base 3, the number of parts is small and assembly is easy. Since the axes of the cap 3 and the inner shell 2 are surely aligned, the cap 3
The coaxiality of the outer bulb 5 bonded to the inner shell 2 and the bulb 11 held by the inner shell 2 can be easily achieved, and the number of defective products due to deviation of the axes of both can be greatly reduced.
以上説明したように、本考案のアウターバルブ
付白熱電球は、セラミツク製のインナーシエルの
外周面に、金属製口金に旋回挿入される螺旋溝を
形成し、かつ、白熱電球の圧着封止部が保持され
る切り込み部を形成したので、部品点数が少なく
て組立工程の生産性が良く、また、アウターバル
ブと内部の白熱電球との同軸度を容易に出すこと
のできる。
As explained above, the incandescent light bulb with an outer bulb of the present invention has a spiral groove formed on the outer peripheral surface of the inner shell made of ceramic, which is rotatably inserted into the metal base, and the crimp-sealed portion of the incandescent light bulb is Since the holding notch is formed, the number of parts is small and the productivity of the assembly process is high, and coaxiality between the outer bulb and the internal incandescent bulb can be easily achieved.
第１図は本考案実施例の断面図、第２図は白熱
電球の断面図、第３図はインナーシエルの斜視図
である。
１１……バルブ、１２……圧着封止部、１４…
…フイラメント、１５……内部リード線、１７…
…外部リード線、１８……フユーズ線、２……イ
ンナーシエル、２２……螺旋溝、２４……切り込
み部、２５……孔、３……口金、４……電気接
点、５……アウターバルブ、６……円錐状絶縁
体。
FIG. 1 is a sectional view of an embodiment of the present invention, FIG. 2 is a sectional view of an incandescent light bulb, and FIG. 3 is a perspective view of an inner shell. 11...Valve, 12...Crimp sealing part, 14...
...Filament, 15...Internal lead wire, 17...
... External lead wire, 18 ... Fuse wire, 2 ... Inner shell, 22 ... Spiral groove, 24 ... Notch, 25 ... Hole, 3 ... Base, 4 ... Electrical contact, 5 ... Outer valve , 6... Conical insulator.
Claims (1)
持され、このインナーシエルの外周を金属製口金
が取り囲み、この口金にアウターバルブが取り付
けられたアウターバルブ付白熱電球において、 前記インナーシエルは、その外周面に前記金属
製口金に旋回挿入される螺旋溝が形成され、一端
側に白熱電球の圧着封止部を保持する切り込み部
が形成されるとともに中心に外部リード線を挿通
する孔が穿設され、 前記口金内にアウターバルブの口縁が挿入され
て接着されたことを特徴とするアウターバルブ付
白熱電球。[Scope of Claim for Utility Model Registration] An incandescent light bulb with an outer bulb in which an incandescent light bulb is held in an inner shell made of ceramic, a metal cap surrounds the outer periphery of the inner shell, and an outer bulb is attached to the cap, The shell has a spiral groove formed on its outer circumferential surface to be rotated and inserted into the metal cap, and a notch for holding the crimped sealing part of the incandescent light bulb formed on one end side, and an external lead wire inserted through the center. 1. An incandescent light bulb with an outer bulb, characterized in that a hole is formed, and a mouth edge of an outer bulb is inserted into the base and bonded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986042295U JPH0454683Y2 (en) | 1986-03-25 | 1986-03-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986042295U JPH0454683Y2 (en) | 1986-03-25 | 1986-03-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62155464U JPS62155464U (en) | 1987-10-02 |
| JPH0454683Y2 true JPH0454683Y2 (en) | 1992-12-22 |
Family
ID=30858071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986042295U Expired JPH0454683Y2 (en) | 1986-03-25 | 1986-03-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0454683Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS536296U (en) * | 1976-06-30 | 1978-01-20 | ||
| JPS5433384A (en) * | 1977-08-19 | 1979-03-12 | Toshiba Corp | Lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54150376U (en) * | 1978-04-12 | 1979-10-19 |
-
1986
- 1986-03-25 JP JP1986042295U patent/JPH0454683Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS536296U (en) * | 1976-06-30 | 1978-01-20 | ||
| JPS5433384A (en) * | 1977-08-19 | 1979-03-12 | Toshiba Corp | Lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62155464U (en) | 1987-10-02 |
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