JPS5360096A - Freeing port door device - Google Patents

Freeing port door device

Info

Publication number
JPS5360096A
JPS5360096A JP13373076A JP13373076A JPS5360096A JP S5360096 A JPS5360096 A JP S5360096A JP 13373076 A JP13373076 A JP 13373076A JP 13373076 A JP13373076 A JP 13373076A JP S5360096 A JPS5360096 A JP S5360096A
Authority
JP
Japan
Prior art keywords
port door
freeing port
door device
freeing
buoyancy
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
JP13373076A
Other languages
Japanese (ja)
Inventor
Fumioki Kimura
Masakazu Bando
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries 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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP13373076A priority Critical patent/JPS5360096A/en
Publication of JPS5360096A publication Critical patent/JPS5360096A/en
Pending legal-status Critical Current

Links

Landscapes

  • Power-Operated Mechanisms For Wings (AREA)

Abstract

PURPOSE: To automatically open or close a freeing port door by utilizing the principle that the weight difference of two weights become inverse by the buoyancy occurred with high wave at the weight balance.
COPYRIGHT: (C)1978,JPO&Japio
JP13373076A 1976-11-09 1976-11-09 Freeing port door device Pending JPS5360096A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13373076A JPS5360096A (en) 1976-11-09 1976-11-09 Freeing port door device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13373076A JPS5360096A (en) 1976-11-09 1976-11-09 Freeing port door device

Publications (1)

Publication Number Publication Date
JPS5360096A true JPS5360096A (en) 1978-05-30

Family

ID=15111559

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13373076A Pending JPS5360096A (en) 1976-11-09 1976-11-09 Freeing port door device

Country Status (1)

Country Link
JP (1) JPS5360096A (en)

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