JPS61192600U - - Google Patents
Info
- Publication number
- JPS61192600U JPS61192600U JP7802285U JP7802285U JPS61192600U JP S61192600 U JPS61192600 U JP S61192600U JP 7802285 U JP7802285 U JP 7802285U JP 7802285 U JP7802285 U JP 7802285U JP S61192600 U JPS61192600 U JP S61192600U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- lid
- negative pressure
- check valve
- pressure 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
Landscapes
- Jet Pumps And Other Pumps (AREA)
Description
第１図は第１実施例の縦断面図、第２図は同斜
視図、第３図は第２実施例の縦断面図である。 １…瓶、２，３２…蓋本体、４，３３…貫通孔
、５，３４…逆止弁、１０，３５…負圧室、１１
，３６…連通路、３１…容器。
視図、第３図は第２実施例の縦断面図である。 １…瓶、２，３２…蓋本体、４，３３…貫通孔
、５，３４…逆止弁、１０，３５…負圧室、１１
，３６…連通路、３１…容器。
Claims (1)
- 蓋本体の上方に負圧室を形成し、前記蓋本体に
容器内部と負圧室を連通する貫通孔を形成すると
共に、この貫通孔に逆止弁を設け、かつ前記負圧
室と外部間に連通路を設けることを特徴とする真
空容器用蓋。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7802285U JPS61192600U (ja) | 1985-05-24 | 1985-05-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7802285U JPS61192600U (ja) | 1985-05-24 | 1985-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61192600U true JPS61192600U (ja) | 1986-11-29 |
Family
ID=30621625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7802285U Pending JPS61192600U (ja) | 1985-05-24 | 1985-05-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61192600U (ja) |
-
1985
- 1985-05-24 JP JP7802285U patent/JPS61192600U/ja active Pending