GB191222441A - An Improved Propeller Blade. - Google Patents

An Improved Propeller Blade.

Info

Publication number
GB191222441A
GB191222441A GB191222441DA GB191222441A GB 191222441 A GB191222441 A GB 191222441A GB 191222441D A GB191222441D A GB 191222441DA GB 191222441 A GB191222441 A GB 191222441A
Authority
GB
United Kingdom
Prior art keywords
propeller blade
improved propeller
leading edge
maximum thickness
screw
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.)
Expired
Application number
Inventor
Joaquim Ribeiro Da Costa
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191222441A publication Critical patent/GB191222441A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/26—Blades

Abstract

22,441. Costa, J. R. da. Oct. 2. Screw propellers. - Sections of screw-propeller blades are formed with maximum thickness at one-third of the breadth from the leading edge as shown in Fig. 2, one face being straight and the other curving from the leading edge to the point of maximum thickness and then continuing as a straight line.
GB191222441D 1912-10-02 1912-10-02 An Improved Propeller Blade. Expired GB191222441A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191222441T 1912-10-02

Publications (1)

Publication Number Publication Date
GB191222441A true GB191222441A (en) 1913-02-13

Family

ID=32643334

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191222441D Expired GB191222441A (en) 1912-10-02 1912-10-02 An Improved Propeller Blade.

Country Status (1)

Country Link
GB (1) GB191222441A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047841A (en) * 1974-11-15 1977-09-13 Ab Jarnforadling Propeller blading for a self-adjusting propeller for boats

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047841A (en) * 1974-11-15 1977-09-13 Ab Jarnforadling Propeller blading for a self-adjusting propeller for boats

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