JPH01118196U - - Google Patents
Info
- Publication number
- JPH01118196U JPH01118196U JP1218488U JP1218488U JPH01118196U JP H01118196 U JPH01118196 U JP H01118196U JP 1218488 U JP1218488 U JP 1218488U JP 1218488 U JP1218488 U JP 1218488U JP H01118196 U JPH01118196 U JP H01118196U
- Authority
- JP
- Japan
- Prior art keywords
- impellers
- backs
- impeller
- hollow
- utility
- 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
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
- Non-Positive Displacement Air Blowers (AREA)
Description
第1図は本考案の一実施例に係る羽根車の断面
図、第2図はそれを組み込んだ真空ポンプの一部
断面図、第3図は従来の羽根車の断面図である。 2,3…羽根車。
図、第2図はそれを組み込んだ真空ポンプの一部
断面図、第3図は従来の羽根車の断面図である。 2,3…羽根車。
Claims (1)
- 互いに背面で結合された2枚の羽根車の背面部
を中空に形成してなることを特徴とする羽根車。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1218488U JPH01118196U (ja) | 1988-02-02 | 1988-02-02 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1218488U JPH01118196U (ja) | 1988-02-02 | 1988-02-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01118196U true JPH01118196U (ja) | 1989-08-09 |
Family
ID=31221403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1218488U Pending JPH01118196U (ja) | 1988-02-02 | 1988-02-02 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01118196U (ja) |
-
1988
- 1988-02-02 JP JP1218488U patent/JPH01118196U/ja active Pending