JPH0445322Y2 - - Google Patents
Info
- Publication number
- JPH0445322Y2 JPH0445322Y2 JP16030788U JP16030788U JPH0445322Y2 JP H0445322 Y2 JPH0445322 Y2 JP H0445322Y2 JP 16030788 U JP16030788 U JP 16030788U JP 16030788 U JP16030788 U JP 16030788U JP H0445322 Y2 JPH0445322 Y2 JP H0445322Y2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic circuit
- dust
- proof
- diaphragm
- explosion
- 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
- 239000000428 dust Substances 0.000 claims description 18
- 229920005989 resin Polymers 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 description 8
- 229920000647 polyepoxide Polymers 0.000 description 8
- 238000010276 construction Methods 0.000 description 2
- 230000002542 deteriorative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Telephone Set Structure (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16030788U JPH0445322Y2 (US06633600-20031014-M00021.png) | 1988-12-09 | 1988-12-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16030788U JPH0445322Y2 (US06633600-20031014-M00021.png) | 1988-12-09 | 1988-12-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0282155U JPH0282155U (US06633600-20031014-M00021.png) | 1990-06-25 |
| JPH0445322Y2 true JPH0445322Y2 (US06633600-20031014-M00021.png) | 1992-10-26 |
Family
ID=31442262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16030788U Expired JPH0445322Y2 (US06633600-20031014-M00021.png) | 1988-12-09 | 1988-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0445322Y2 (US06633600-20031014-M00021.png) |
-
1988
- 1988-12-09 JP JP16030788U patent/JPH0445322Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0282155U (US06633600-20031014-M00021.png) | 1990-06-25 |
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