Title:
脱着可能な羽根を備えた船用プロペラ
Document Type and Number:
Japanese Patent JP4456766
Kind Code:
B2
Abstract:
A marine propeller comprises a hollow hub body (11), a plurality of propeller blades (16) and a plurality of fastening devices (19, 21) for each propeller blade (16). Each fastening device includes a tension rod (19) and a flange member (22) mounted on the tension rod. The propeller blades (16) may be turnable for adjustment of the blade pitch angle (alpha) and lockable in a selected position by means of the fastening devices (19, 21). The flange member (22) has a plurality of recesses (23) and tensioning members (24) received in the recesses. These tensioning members (24) are extendable from the flange member (22) towards the hub body wall (14) to apply tension to the tension rod (19).
Inventors:
Baxkei, Istvan
Application Number:
JP2000618151A
Publication Date:
April 28, 2010
Filing Date:
May 12, 2000
Export Citation:
Assignee:
Rolls-Royce Activola Get
International Classes:
B63H3/12; B63H1/20; B63H3/00
Domestic Patent References:
| JP47012384B1 | ||||
| JP9060648A | ||||
| JP41007537B1 |
Foreign References:
| GB1455504A |
Attorney, Agent or Firm:
Kuro Fukami
Toshio Morita
Yoshihei Nakamura
Hidehiko Ito
Yutaka Horii
Morishita Hachiro
Toshio Morita
Yoshihei Nakamura
Hidehiko Ito
Yutaka Horii
Morishita Hachiro