JPS6239561Y2 - - Google Patents
Info
- Publication number
- JPS6239561Y2 JPS6239561Y2 JP14978281U JP14978281U JPS6239561Y2 JP S6239561 Y2 JPS6239561 Y2 JP S6239561Y2 JP 14978281 U JP14978281 U JP 14978281U JP 14978281 U JP14978281 U JP 14978281U JP S6239561 Y2 JPS6239561 Y2 JP S6239561Y2
- Authority
- JP
- Japan
- Prior art keywords
- piston
- negative pressure
- cylinder
- ring
- large diameter
- 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
- 238000007789 sealing Methods 0.000 claims description 10
- 210000002445 nipple Anatomy 0.000 description 3
- 229930182556 Polyacetal Natural products 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920006324 polyoxymethylene Polymers 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Multiple-Way Valves (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14978281U JPS5853447U (ja) | 1981-10-07 | 1981-10-07 | 負圧切換スイツチ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14978281U JPS5853447U (ja) | 1981-10-07 | 1981-10-07 | 負圧切換スイツチ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5853447U JPS5853447U (ja) | 1983-04-11 |
| JPS6239561Y2 true JPS6239561Y2 (en]) | 1987-10-08 |
Family
ID=29942538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14978281U Granted JPS5853447U (ja) | 1981-10-07 | 1981-10-07 | 負圧切換スイツチ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5853447U (en]) |
-
1981
- 1981-10-07 JP JP14978281U patent/JPS5853447U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5853447U (ja) | 1983-04-11 |
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