JPS5320294A - Ramp door opening and closing system for use in automobile carrying ships or other - Google Patents
Ramp door opening and closing system for use in automobile carrying ships or otherInfo
- Publication number
- JPS5320294A JPS5320294A JP8044777A JP8044777A JPS5320294A JP S5320294 A JPS5320294 A JP S5320294A JP 8044777 A JP8044777 A JP 8044777A JP 8044777 A JP8044777 A JP 8044777A JP S5320294 A JPS5320294 A JP S5320294A
- Authority
- JP
- Japan
- Prior art keywords
- door opening
- closing system
- automobile carrying
- ramp door
- carrying ships
- 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
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
PURPOSE: To provide a ramp door opening and closing system for use in automobile carrying ships or other, in which can assurance valve means is connected in the hydraulic circuit for controlling the operation of winch, so that locking means is not unlocked unless wire is completely wound up.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8044777A JPS5320294A (en) | 1977-07-07 | 1977-07-07 | Ramp door opening and closing system for use in automobile carrying ships or other |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8044777A JPS5320294A (en) | 1977-07-07 | 1977-07-07 | Ramp door opening and closing system for use in automobile carrying ships or other |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5320294A true JPS5320294A (en) | 1978-02-24 |
JPS5618437B2 JPS5618437B2 (en) | 1981-04-28 |
Family
ID=13718505
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8044777A Granted JPS5320294A (en) | 1977-07-07 | 1977-07-07 | Ramp door opening and closing system for use in automobile carrying ships or other |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5320294A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113788111A (en) * | 2021-10-11 | 2021-12-14 | 江苏科技大学 | Electric drive landing device for small boat |
CN113830225A (en) * | 2021-10-11 | 2021-12-24 | 江苏科技大学 | Electric control opening and closing system of boat landing equipment and control method thereof |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS633534U (en) * | 1986-06-25 | 1988-01-11 | ||
JPS639741A (en) * | 1986-06-30 | 1988-01-16 | Sanwa Tekki Corp | Hydraulic vibration isolator |
CN107600330A (en) * | 2017-08-29 | 2018-01-19 | 广船国际有限公司 | A kind of gangway ladder control and drive system and method |
CN107339268B (en) * | 2017-08-29 | 2019-03-22 | 广船国际有限公司 | A kind of control of gangway ladder and drive system and its method |
-
1977
- 1977-07-07 JP JP8044777A patent/JPS5320294A/en active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113788111A (en) * | 2021-10-11 | 2021-12-14 | 江苏科技大学 | Electric drive landing device for small boat |
CN113830225A (en) * | 2021-10-11 | 2021-12-24 | 江苏科技大学 | Electric control opening and closing system of boat landing equipment and control method thereof |
CN113788111B (en) * | 2021-10-11 | 2022-11-01 | 江苏科技大学 | Electric drive landing device for small boat |
Also Published As
Publication number | Publication date |
---|---|
JPS5618437B2 (en) | 1981-04-28 |
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