JPH01139116U - - Google Patents
Info
- Publication number
- JPH01139116U JPH01139116U JP3539788U JP3539788U JPH01139116U JP H01139116 U JPH01139116 U JP H01139116U JP 3539788 U JP3539788 U JP 3539788U JP 3539788 U JP3539788 U JP 3539788U JP H01139116 U JPH01139116 U JP H01139116U
- Authority
- JP
- Japan
- Prior art keywords
- threaded portion
- extends
- exhaust hole
- threaded
- penetrates
- 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
- Jet Pumps And Other Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は従来の一例を示す断面図である。 １……ネジ部、２……主排気孔、３……ネジ部
排気孔。
図は従来の一例を示す断面図である。 １……ネジ部、２……主排気孔、３……ネジ部
排気孔。
Claims (1)
- ネジ部に平行で前記ネジ部周辺に位置し貫通し
た主排気孔と、外側より中心に向け前記ネジ部に
貫通するネジ部排気孔とを含むことを特徴とする
真空用ナツト。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3539788U JPH01139116U (ja) | 1988-03-16 | 1988-03-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3539788U JPH01139116U (ja) | 1988-03-16 | 1988-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01139116U true JPH01139116U (ja) | 1989-09-22 |
Family
ID=31262045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3539788U Pending JPH01139116U (ja) | 1988-03-16 | 1988-03-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01139116U (ja) |
-
1988
- 1988-03-16 JP JP3539788U patent/JPH01139116U/ja active Pending