JPS554239A - Device for opening or closing hatch cover of deck - Google Patents

Device for opening or closing hatch cover of deck

Info

Publication number
JPS554239A
JPS554239A JP7657878A JP7657878A JPS554239A JP S554239 A JPS554239 A JP S554239A JP 7657878 A JP7657878 A JP 7657878A JP 7657878 A JP7657878 A JP 7657878A JP S554239 A JPS554239 A JP S554239A
Authority
JP
Japan
Prior art keywords
panels
deck
sheave
hatch cover
opening
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
Application number
JP7657878A
Other languages
English (en)
Inventor
Takuji Yajima
Jitsuka Hamada
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.)
SASEBO JUKOGYO KK
Original Assignee
SASEBO JUKOGYO KK
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 SASEBO JUKOGYO KK filed Critical SASEBO JUKOGYO KK
Priority to JP7657878A priority Critical patent/JPS554239A/ja
Publication of JPS554239A publication Critical patent/JPS554239A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
JP7657878A 1978-06-26 1978-06-26 Device for opening or closing hatch cover of deck Pending JPS554239A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7657878A JPS554239A (en) 1978-06-26 1978-06-26 Device for opening or closing hatch cover of deck

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7657878A JPS554239A (en) 1978-06-26 1978-06-26 Device for opening or closing hatch cover of deck

Publications (1)

Publication Number Publication Date
JPS554239A true JPS554239A (en) 1980-01-12

Family

ID=13609136

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7657878A Pending JPS554239A (en) 1978-06-26 1978-06-26 Device for opening or closing hatch cover of deck

Country Status (1)

Country Link
JP (1) JPS554239A (ja)

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