JPS58196298U - Propeller root erosion prevention device - Google Patents

Propeller root erosion prevention device

Info

Publication number
JPS58196298U
JPS58196298U JP9486882U JP9486882U JPS58196298U JP S58196298 U JPS58196298 U JP S58196298U JP 9486882 U JP9486882 U JP 9486882U JP 9486882 U JP9486882 U JP 9486882U JP S58196298 U JPS58196298 U JP S58196298U
Authority
JP
Japan
Prior art keywords
propeller
prevention device
erosion prevention
propeller root
root erosion
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
JP9486882U
Other languages
Japanese (ja)
Inventor
直人 中村
Original Assignee
三菱重工業株式会社
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 三菱重工業株式会社 filed Critical 三菱重工業株式会社
Priority to JP9486882U priority Critical patent/JPS58196298U/en
Publication of JPS58196298U publication Critical patent/JPS58196298U/en
Pending legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来の高速艇の船尾部側面図、第２図はプロペ
ラボス部の詳細図、第３〜５図は本考案の一実施例とし
てのプロペラのルートエロージョン防止装置を示すもの
で、第３図はその部分断面図、第４図はプロペラボス部
の詳細図、第５図は第４図のＶ−Ｖ矢視図である。 ２・・・プロペラ、３・・・シャフトブラケット、４・
・・プロペラ軸、８・・・プロペラボス、１０・・・空
気噴出孔、１１．１２・・・空気通路。Fig. 1 is a side view of the stern of a conventional high-speed boat, Fig. 2 is a detailed view of the propeller boss, and Figs. 3 to 5 show a propeller root erosion prevention device as an embodiment of the present invention. 3 is a partial sectional view thereof, FIG. 4 is a detailed view of the propeller boss portion, and FIG. 5 is a view taken along the line V-V in FIG. 4. 2... Propeller, 3... Shaft bracket, 4...
...Propeller shaft, 8...Propeller boss, 10...Air jet hole, 11.12...Air passage.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 船舶の推進用スクリュープロペラのプロペラボスに、前
記プロペラの翼根部へ向って空気噴出孔を設けたことを
特徴とするプロペラのルートエロージョン防止装置。1. A propeller root erosion prevention device, characterized in that a propeller boss of a screw propeller for propulsion of a ship is provided with an air jet hole toward a blade root of the propeller.
JP9486882U 1982-06-24 1982-06-24 Propeller root erosion prevention device Pending JPS58196298U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9486882U JPS58196298U (en) 1982-06-24 1982-06-24 Propeller root erosion prevention device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9486882U JPS58196298U (en) 1982-06-24 1982-06-24 Propeller root erosion prevention device

Publications (1)

Publication Number Publication Date
JPS58196298U true JPS58196298U (en) 1983-12-27

Family

ID=30226851

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9486882U Pending JPS58196298U (en) 1982-06-24 1982-06-24 Propeller root erosion prevention device

Country Status (1)

Country Link
JP (1) JPS58196298U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010188824A (en) * 2009-02-17 2010-09-02 Ihi Corp Vessel propulsion device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010188824A (en) * 2009-02-17 2010-09-02 Ihi Corp Vessel propulsion device

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