Blade locking device with hammer fastener on a disk
US6464463B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 15, 2001 |
| Grant date | Oct 15, 2002 |
| Priority date | — |
| Expiry date | Jun 15, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01D5/3038
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The invention relates to hammer-fastener blade-locking device affixing the blades in the channel (2) of a turbojet-engine rotor disk (1) and comprising a case (15) of which the cross-section matches that of the channel (2), further a locking element (16) mounted in radially displaceable manner in a traverse orifice in the case (15) and receivable in part in a lock housing (9a, 9b), and a drive bolt (17) acting on the locking element (16). The locking element (16) comprises stops (32a) sliding in windows (22a) of the case (15). The bolthead (4) is large and is radially affixed between the bottom of the channel (2) and the base (20) of the case (15).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.