JPH01125259U - - Google Patents
Info
- Publication number
- JPH01125259U JPH01125259U JP2159188U JP2159188U JPH01125259U JP H01125259 U JPH01125259 U JP H01125259U JP 2159188 U JP2159188 U JP 2159188U JP 2159188 U JP2159188 U JP 2159188U JP H01125259 U JPH01125259 U JP H01125259U
- Authority
- JP
- Japan
- Prior art keywords
- check valve
- pressure
- door
- forward direction
- hydraulic pressure
- 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.)
- Granted
Links
- 238000012423 maintenance Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 1
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988021591U JPH0732308Y2 (ja) | 1988-02-19 | 1988-02-19 | 鉄道車両用扉の気密保持装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988021591U JPH0732308Y2 (ja) | 1988-02-19 | 1988-02-19 | 鉄道車両用扉の気密保持装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01125259U true JPH01125259U (no) | 1989-08-25 |
| JPH0732308Y2 JPH0732308Y2 (ja) | 1995-07-26 |
Family
ID=31238964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988021591U Expired - Lifetime JPH0732308Y2 (ja) | 1988-02-19 | 1988-02-19 | 鉄道車両用扉の気密保持装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0732308Y2 (no) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01168648U (no) * | 1988-05-11 | 1989-11-28 |
-
1988
- 1988-02-19 JP JP1988021591U patent/JPH0732308Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01168648U (no) * | 1988-05-11 | 1989-11-28 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0732308Y2 (ja) | 1995-07-26 |