JPS57121984A - Opening and closing device for hatch cover - Google Patents

Opening and closing device for hatch cover

Info

Publication number
JPS57121984A
JPS57121984A JP791781A JP791781A JPS57121984A JP S57121984 A JPS57121984 A JP S57121984A JP 791781 A JP791781 A JP 791781A JP 791781 A JP791781 A JP 791781A JP S57121984 A JPS57121984 A JP S57121984A
Authority
JP
Japan
Prior art keywords
hatch cover
horizontal pin
long hole
drive lever
cover
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
Application number
JP791781A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6364356B2 (https=
Inventor
Kazuhide Sakata
Michio Hirai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MacGregor Far East Ltd
Original Assignee
MacGregor Far East Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by MacGregor Far East Ltd filed Critical MacGregor Far East Ltd
Priority to JP791781A priority Critical patent/JPS57121984A/ja
Publication of JPS57121984A publication Critical patent/JPS57121984A/ja
Publication of JPS6364356B2 publication Critical patent/JPS6364356B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
    • B63B19/12—Hatches; Hatchways
    • B63B19/14—Hatch covers
    • B63B19/19—Hatch covers foldable
    • B63B19/197—Hatch covers foldable actuated by fluid pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
JP791781A 1981-01-23 1981-01-23 Opening and closing device for hatch cover Granted JPS57121984A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP791781A JPS57121984A (en) 1981-01-23 1981-01-23 Opening and closing device for hatch cover

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP791781A JPS57121984A (en) 1981-01-23 1981-01-23 Opening and closing device for hatch cover

Publications (2)

Publication Number Publication Date
JPS57121984A true JPS57121984A (en) 1982-07-29
JPS6364356B2 JPS6364356B2 (https=) 1988-12-12

Family

ID=11678878

Family Applications (1)

Application Number Title Priority Date Filing Date
JP791781A Granted JPS57121984A (en) 1981-01-23 1981-01-23 Opening and closing device for hatch cover

Country Status (1)

Country Link
JP (1) JPS57121984A (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5143271A (ja) * 1974-10-11 1976-04-13 Hitachi Ltd Saikuronshikibojinsochi

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5143271A (ja) * 1974-10-11 1976-04-13 Hitachi Ltd Saikuronshikibojinsochi

Also Published As

Publication number Publication date
JPS6364356B2 (https=) 1988-12-12

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