JPS627428U - - Google Patents

Info

Publication number
JPS627428U
JPS627428U JP9751785U JP9751785U JPS627428U JP S627428 U JPS627428 U JP S627428U JP 9751785 U JP9751785 U JP 9751785U JP 9751785 U JP9751785 U JP 9751785U JP S627428 U JPS627428 U JP S627428U
Authority
JP
Japan
Prior art keywords
water
specific gravity
water level
styrofoam
encapsulated
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
JP9751785U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP9751785U priority Critical patent/JPS627428U/ja
Publication of JPS627428U publication Critical patent/JPS627428U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本考案の構造を示す断面図である。第
2図はその実施例を示し、A図は側面図、B図は
正面図を示す。
FIG. 1 is a sectional view showing the structure of the present invention. Fig. 2 shows an embodiment thereof, with Fig. A showing a side view and Fig. B showing a front view.

Claims (1)

【実用新案登録請求の範囲】 (1) 内部を発泡スチロール等のきわめて比重の
小さいものか、または気体等により満たし被包し
ている板等を含めた全体の見かけの比重が水と同
程度かまた水より小さい扉体。 (2) 扉体回転軸を下端に設け、外水位が内水位
に対し高位となつた場合に上方に回転し閉鎖する
止水する方式。
[Scope of Claim for Utility Model Registration] (1) The interior is made of a material with extremely low specific gravity such as styrofoam, or the apparent specific gravity of the entire product, including the board filled with gas etc. and encapsulated, is about the same as that of water. A door body smaller than water. (2) A water-stopping method in which a door rotating shaft is installed at the lower end and rotates upward to close when the outside water level is higher than the inside water level.
JP9751785U 1985-06-28 1985-06-28 Pending JPS627428U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9751785U JPS627428U (en) 1985-06-28 1985-06-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9751785U JPS627428U (en) 1985-06-28 1985-06-28

Publications (1)

Publication Number Publication Date
JPS627428U true JPS627428U (en) 1987-01-17

Family

ID=30964530

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9751785U Pending JPS627428U (en) 1985-06-28 1985-06-28

Country Status (1)

Country Link
JP (1) JPS627428U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100965752B1 (en) 2010-02-04 2010-06-24 장영진 Open and shot device of agricultural water

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100965752B1 (en) 2010-02-04 2010-06-24 장영진 Open and shot device of agricultural water

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