JPH0362483U - - Google Patents
Info
- Publication number
- JPH0362483U JPH0362483U JP12291989U JP12291989U JPH0362483U JP H0362483 U JPH0362483 U JP H0362483U JP 12291989 U JP12291989 U JP 12291989U JP 12291989 U JP12291989 U JP 12291989U JP H0362483 U JPH0362483 U JP H0362483U
- Authority
- JP
- Japan
- Prior art keywords
- heating resistor
- surge absorber
- insulating substrate
- interrupting means
- discharge
- 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.)
- Granted
Links
- 239000006096 absorbing agent Substances 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 8
- 230000001066 destructive effect Effects 0.000 claims 1
- 230000035939 shock Effects 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
Description
第１図は、本考案の一実施例を示す斜視図、第
２図は本考案のサージ吸収器を示す等価回路図、
第３図は本考案の一実施例を示す概略側面図、第
４図は本考案の一実施例に用いられる放電型サー
ジ吸収素子の概略断面図、第５図は本考案の一実
施例を示す概略背面図、第６図は本考案の他の実
施例を示す概略背面図、第７図は本考案における
過電流遮断手段の概略要部断面図である。
１……サージ吸収器、２……放電型サージ吸収
素子、３……過電流遮断手段、４……放電電極、
６……放電間隙、８……絶縁基板、９……発熱抵
抗体、１１……熱破壊性部分、１３……電気的良
導体、１４……脱鉛ガラス。
FIG. 1 is a perspective view showing an embodiment of the present invention, FIG. 2 is an equivalent circuit diagram showing the surge absorber of the present invention,
FIG. 3 is a schematic side view showing an embodiment of the present invention, FIG. 4 is a schematic sectional view of a discharge type surge absorbing element used in an embodiment of the present invention, and FIG. 5 is a schematic side view showing an embodiment of the present invention. FIG. 6 is a schematic rear view showing another embodiment of the present invention, and FIG. 7 is a schematic cross-sectional view of essential parts of the overcurrent interrupting means in the present invention. DESCRIPTION OF SYMBOLS 1...Surge absorber, 2...Discharge type surge absorption element, 3...Overcurrent interrupting means, 4...Discharge electrode,
6... Discharge gap, 8... Insulating substrate, 9... Heat generating resistor, 11... Heat destructible portion, 13... Good electrical conductor, 14... Deleaded glass.
Claims (1)
連続した過電流の通電によつて発生する上記発熱
抵抗体の熱衝撃により砕裂すべく上記絶縁基板に
形成された熱破壊性部分とからなる過電流遮断手
段と、該過電流遮断手段と直列に接続されてなり
、放電間隙を隔てて対向配置した放電電極を放電
ガスと共に気密封止した放電型サージ吸収素子と
からなることを特徴とするサージ吸収器。 (2) 熱破壊性部分が、絶縁基板における発熱抵
抗体の被着形成面との対向面に形成した溝状の肉
薄部から成ることを特徴とする請求項１記載のサ
ージ吸収器。 (3) 過電流遮断手段における発熱抵抗体を複数
に分割形成するとともに、上記分割形成された発
熱抵抗体の隣接相互間には電気的良導体を介在さ
せ、上記発熱抵抗体と電気的良導体とを交互に直
列に接続したことを特徴とする請求項１または２
記載のサージ吸収器。 (4) 過電流遮断手段における複数に分割形成さ
れた発熱抵抗体と電気的良導体との接合部は、電
気的良導体、発熱抵抗体、電気的良導体の順に積
層した構造であることを特徴とする請求項３記載
のサージ吸収器。 (5) 絶縁基板上に設けられた発熱抵抗体を脱鉛
ガラスにより被覆したことを特徴とする請求項１
記載乃至４記載のサージ吸収器。[Scope of claims for utility model registration] (1) A heating resistor formed on an insulating substrate,
overcurrent interrupting means comprising a thermally destructible portion formed on the insulating substrate so as to be shattered by thermal shock of the heating resistor generated by continuous overcurrent energization, and connected in series with the overcurrent interrupting means; What is claimed is: 1. A surge absorber comprising: a discharge type surge absorbing element, which is connected to a discharge type surge absorbing element, and has discharge electrodes arranged facing each other across a discharge gap and hermetically sealed together with a discharge gas. (2) The surge absorber according to claim 1, wherein the thermally destructive portion comprises a groove-shaped thin portion formed on a surface of the insulating substrate opposite to the surface on which the heating resistor is adhered. (3) The heating resistor in the overcurrent interrupting means is divided into a plurality of parts, and a good electrical conductor is interposed between adjacent parts of the divided heating resistors, so that the heating resistor and the good electrical conductor are interposed between adjacent parts of the heating resistor. Claim 1 or 2 characterized in that they are alternately connected in series.
Surge absorber as described. (4) In the overcurrent interrupting means, the joint portion between the heat generating resistor and the electrically good conductor, which are divided into a plurality of parts, is characterized by having a structure in which the electrically good conductor, the heat generating resistor, and the electrically good conductor are laminated in this order. The surge absorber according to claim 3. (5) Claim 1 characterized in that the heating resistor provided on the insulating substrate is covered with lead-free glass.
A surge absorber according to any of the above descriptions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989122919U JPH0650954Y2 (en) | 1989-10-20 | 1989-10-20 | Surge absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989122919U JPH0650954Y2 (en) | 1989-10-20 | 1989-10-20 | Surge absorber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0362483U true JPH0362483U (en) | 1991-06-19 |
| JPH0650954Y2 JPH0650954Y2 (en) | 1994-12-21 |
Family
ID=31670916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989122919U Expired - Lifetime JPH0650954Y2 (en) | 1989-10-20 | 1989-10-20 | Surge absorber |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0650954Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05122842A (en) * | 1991-10-24 | 1993-05-18 | Okaya Electric Ind Co Ltd | Circuit interrupting element |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01122920A (en) * | 1987-11-04 | 1989-05-16 | Seiko Epson Corp | Superconductor |
-
1989
- 1989-10-20 JP JP1989122919U patent/JPH0650954Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01122920A (en) * | 1987-11-04 | 1989-05-16 | Seiko Epson Corp | Superconductor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05122842A (en) * | 1991-10-24 | 1993-05-18 | Okaya Electric Ind Co Ltd | Circuit interrupting element |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0650954Y2 (en) | 1994-12-21 |
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