JPH0444102U - - Google Patents
Info
- Publication number
- JPH0444102U JPH0444102U JP8597690U JP8597690U JPH0444102U JP H0444102 U JPH0444102 U JP H0444102U JP 8597690 U JP8597690 U JP 8597690U JP 8597690 U JP8597690 U JP 8597690U JP H0444102 U JPH0444102 U JP H0444102U
- Authority
- JP
- Japan
- Prior art keywords
- glass
- case body
- thermistor element
- lead
- glass tube
- 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.)
- Pending
Links
- 239000011521 glass Substances 0.000 claims description 15
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims 2
- 238000002844 melting Methods 0.000 claims 2
- 238000007789 sealing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Thermistors And Varistors (AREA)
Description
第１図は本考案のガラス封止型サーミスタ素子
の一実施例を示す図であり、同図ａは縦断面図、
同図ｂは側方を切欠した縦断面図、第２図ａ，ｂ
はガラス管の構成説明図、第３図ａ乃至ｃは第２
のガラスケース体の形成工程を説明するための図
、第４図はリード線の太さとガラス管の内外径の
比率の関係を説明するための図、第５図は従来例
を示す図であり、同図ａは縦断面図、同図ｂは側
方を切欠した縦断面図である。
１０……ガラス封止型サーミスタ素子、１……
サーミスタ素体、２ａ，２ｂ……リード線、３…
…ガラスケース体、４……第２のガラスケース体
、５……ガラス管、Ｄ１……ガラス管の外径、Ｄ
２……ガラス管の内径。
FIG. 1 is a diagram showing an embodiment of the glass-sealed thermistor element of the present invention, and FIG.
Figure b is a vertical cross-sectional view with the side cut away, Figures 2 a and b
is an explanatory diagram of the structure of the glass tube, and Figures 3a to 3c are the second diagram.
Figure 4 is a diagram to explain the relationship between the thickness of the lead wire and the ratio of the inner and outer diameters of the glass tube, and Figure 5 is a diagram showing a conventional example. , Figure a is a longitudinal sectional view, and Figure b is a longitudinal sectional view with the side cut away. 10...Glass sealed thermistor element, 1...
Thermistor element, 2a, 2b...Lead wire, 3...
... Glass case body, 4 ... Second glass case body, 5 ... Glass tube, D 1 ... Outer diameter of glass tube, D
2 ...Inner diameter of the glass tube.
Claims (1)
素体をガラスケース体により封止して成るガラス
封止型サーミスタ素子において、前記ガラスケー
ス体のリード線導出端部近傍と、リード線露出部
の一部とを含む領域に前記一対のリード線間の距
離より大きい内径を有するガラス管を溶融して形
成された第２のガラスケース体を設けたことを特
徴とするガラス封止型サーミスタ素子。 (2) 前記ガラス管の外径Ｄ１と内径Ｄ２の関係
が １．１≦Ｄ１／Ｄ２≦１．７ であるガラス管を溶融して形成された第２のガ
ラスケース体を設けたことを特徴とする請求項１
記載のガラス封止型サーミスタ素子。[Claims for Utility Model Registration] (1) In a glass-sealed thermistor element formed by sealing a thermistor element from which a pair of lead wires are drawn out with a glass case body, the lead wire lead-out end of the glass case body A second glass case body formed by melting a glass tube having an inner diameter larger than the distance between the pair of lead wires is provided in a region including the vicinity and a part of the lead wire exposed portion. Glass-sealed thermistor element. (2) A second glass case body is provided by melting a glass tube in which the relationship between the outer diameter D 1 and the inner diameter D 2 of the glass tube is 1.1≦D 1 /D 2 ≦1.7. Claim 1 characterized in that
The glass-sealed thermistor element described above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8597690U JPH0444102U (en) | 1990-08-14 | 1990-08-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8597690U JPH0444102U (en) | 1990-08-14 | 1990-08-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0444102U true JPH0444102U (en) | 1992-04-15 |
Family
ID=31817389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8597690U Pending JPH0444102U (en) | 1990-08-14 | 1990-08-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0444102U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01187802A (en) * | 1988-01-22 | 1989-07-27 | Tdk Corp | Manufacture of thermistor |
| JPH01235306A (en) * | 1988-03-16 | 1989-09-20 | Matsushita Electric Ind Co Ltd | Manufacture of glass-sealed thermistor |
-
1990
- 1990-08-14 JP JP8597690U patent/JPH0444102U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01187802A (en) * | 1988-01-22 | 1989-07-27 | Tdk Corp | Manufacture of thermistor |
| JPH01235306A (en) * | 1988-03-16 | 1989-09-20 | Matsushita Electric Ind Co Ltd | Manufacture of glass-sealed thermistor |