JPS63122187U - - Google Patents
Info
- Publication number
- JPS63122187U JPS63122187U JP1987013818U JP1381887U JPS63122187U JP S63122187 U JPS63122187 U JP S63122187U JP 1987013818 U JP1987013818 U JP 1987013818U JP 1381887 U JP1381887 U JP 1381887U JP S63122187 U JPS63122187 U JP S63122187U
- Authority
- JP
- Japan
- Prior art keywords
- bow
- valve
- shape
- optimal
- ballasted
- 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
Links
- 238000010586 diagram Methods 0.000 description 3
- 206010013642 Drooling Diseases 0.000 description 2
- 208000008630 Sialorrhea Diseases 0.000 description 2
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/10—Measures concerning design or construction of watercraft hulls
Landscapes
- Lift Valve (AREA)
Description
第１図は本考案による一実施例の船首バルブを
示す説明図、第２図は本考案による他の実施例の
船首バルブを示す説明図、第３図は本考案による
さらに他の実施例の船首バルブを示す説明図、第
４図、第５図、第６図及び第７図はそれぞれ従来
の船首バルブを示す説明図である。 １…満載状態吃水、２…バラスト状態吃水、ａ
…上半分の船首バルブ形状、ｂ…下半分の船首バ
ルブ形状。
示す説明図、第２図は本考案による他の実施例の
船首バルブを示す説明図、第３図は本考案による
さらに他の実施例の船首バルブを示す説明図、第
４図、第５図、第６図及び第７図はそれぞれ従来
の船首バルブを示す説明図である。 １…満載状態吃水、２…バラスト状態吃水、ａ
…上半分の船首バルブ形状、ｂ…下半分の船首バ
ルブ形状。
Claims (1)
- 船首部に設けられている凸状のバルブを船体の
深さ方向に二分してその上半分を満載状態にて最
適なバルブ形状に形成すると共に、下半分をバラ
スト状態にて最適なバルブ形状に形成したことを
特徴とする二段式船首バルブ。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987013818U JPS63122187U (ja) | 1987-02-03 | 1987-02-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987013818U JPS63122187U (ja) | 1987-02-03 | 1987-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63122187U true JPS63122187U (ja) | 1988-08-09 |
Family
ID=30803238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987013818U Pending JPS63122187U (ja) | 1987-02-03 | 1987-02-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63122187U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102092457A (zh) * | 2009-12-09 | 2011-06-15 | 三菱重工业株式会社 | 船 |
-
1987
- 1987-02-03 JP JP1987013818U patent/JPS63122187U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102092457A (zh) * | 2009-12-09 | 2011-06-15 | 三菱重工业株式会社 | 船 |
| JP2011121427A (ja) * | 2009-12-09 | 2011-06-23 | Mitsubishi Heavy Ind Ltd | 船 |