JPH01111188U - - Google Patents
Info
- Publication number
- JPH01111188U JPH01111188U JP486288U JP486288U JPH01111188U JP H01111188 U JPH01111188 U JP H01111188U JP 486288 U JP486288 U JP 486288U JP 486288 U JP486288 U JP 486288U JP H01111188 U JPH01111188 U JP H01111188U
- Authority
- JP
- Japan
- Prior art keywords
- suction pipe
- vacuum pump
- solenoid valve
- pipe
- connects
- 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
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は、本考案の実施例を示す概略説明図、
第２図は従来例の概略説明図である。
１０……真空ポンプ、２０……電磁弁、３０…
…吸入管、３１……上流側の吸入管、３２……下
流側の吸入管、４０……吐出管。
FIG. 1 is a schematic explanatory diagram showing an embodiment of the present invention;
FIG. 2 is a schematic explanatory diagram of a conventional example. 10... Vacuum pump, 20... Solenoid valve, 30...
...Suction pipe, 31...Upstream suction pipe, 32...Downstream suction pipe, 40...Discharge pipe.
Claims (1)
弁が、真空ポンプの運転時には、上流側の吸入管
と下流側の吸入管を連通し前記真空ポンプの停止
時には、下流側の吸入管と吐出管とを連通したこ
とを特徴とするガス用真空ポンプの無負荷起動装
置。 A three-way solenoid valve is provided in the middle of the suction pipe, and the solenoid valve connects the upstream suction pipe and the downstream suction pipe when the vacuum pump is in operation, and connects the downstream suction pipe when the vacuum pump is stopped. A no-load starting device for a gas vacuum pump, characterized in that a discharge pipe and a discharge pipe are connected to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP486288U JPH01111188U (en) | 1988-01-18 | 1988-01-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP486288U JPH01111188U (en) | 1988-01-18 | 1988-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01111188U true JPH01111188U (en) | 1989-07-26 |
Family
ID=31207749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP486288U Pending JPH01111188U (en) | 1988-01-18 | 1988-01-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01111188U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100858122B1 (en) * | 2006-08-30 | 2008-09-10 | 아네스토 이와타 가부시키가이샤 | Method of compressing and feeding inactive gas and apparatus therefor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4328200Y1 (en) * | 1964-11-25 | 1968-11-20 |
-
1988
- 1988-01-18 JP JP486288U patent/JPH01111188U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4328200Y1 (en) * | 1964-11-25 | 1968-11-20 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100858122B1 (en) * | 2006-08-30 | 2008-09-10 | 아네스토 이와타 가부시키가이샤 | Method of compressing and feeding inactive gas and apparatus therefor |