Title:
ターボ機械翼
Document Type and Number:
Japanese Patent JP4531268
Kind Code:
B2
Abstract:
The object of the invention is to improve the efficiency of a turbomachine blade provided with a reinforced hole for accommodating a damping element. To this end, the raised end faces (12, 13) of the marginal region (11), reinforced toward the hole (10), of the blade body (4) are formed with an acute angle (alpha) open toward the leading edge (5) of the blade body (4) and/or with an acute angle (beta) open toward the blade tip (9).
Inventors:
Philipsen Bent
Mamayev Boris
Lyavov Evgeni
Mamayev Boris
Lyavov Evgeni
Application Number:
JP2000606875A
Publication Date:
August 25, 2010
Filing Date:
March 23, 2000
Export Citation:
Assignee:
Arbor, turbo, systems, actiengezershaft
International Classes:
F01D5/24; F01D5/14; F01D5/22
Domestic Patent References:
| JP60045285B2 | ||||
| JP59019902U | ||||
| JP62078404A | ||||
| JP58032904A |
Foreign References:
| FR2381905A1 |
Attorney, Agent or Firm:
Mitsufumi Esaki
Tsuneo Mihara
Blacksmith
Tsuneo Mihara
Blacksmith