JPH01118172U - - Google Patents
Info
- Publication number
- JPH01118172U JPH01118172U JP1343788U JP1343788U JPH01118172U JP H01118172 U JPH01118172 U JP H01118172U JP 1343788 U JP1343788 U JP 1343788U JP 1343788 U JP1343788 U JP 1343788U JP H01118172 U JPH01118172 U JP H01118172U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- piston ring
- electric motor
- vacuum pump
- cylinder chamber
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Compressor (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1343788U JPH01118172U (OSRAM) | 1988-02-02 | 1988-02-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1343788U JPH01118172U (OSRAM) | 1988-02-02 | 1988-02-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01118172U true JPH01118172U (OSRAM) | 1989-08-09 |
Family
ID=31223744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1343788U Pending JPH01118172U (OSRAM) | 1988-02-02 | 1988-02-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01118172U (OSRAM) |
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1988
- 1988-02-02 JP JP1343788U patent/JPH01118172U/ja active Pending