Rotor blade structure
Abstract
Abstract A BLADE ROTOR STRUCTURE FOR AN ELASTIC FLUID AXIAL FLOW TURBINE COMPRISING AN ANNULAR ROW OF PRIMARY GROOVES, AND A PLURALITY OF PRIMARY ROTOR BLADES OF THE SIDE-ENTRY TYPE DISPOSED IN THE GROOVES. EACH BLADE HAS A ROOT, THE RADIALLY INNER PORTION OF THE ROOT BEING DISPOSED IN ITS CORRESPONDING GROOVE IN THE ROTOR AND THE RADIALLY OUTER PORTION OF EACH ROOT BEING DISPOSED OUTSIDE OF THE ROTOR. THE RADIALLY OUTER PORTION OF EACH ROOT HAS SERRATED EDGES WHICH, TOGETHER WITH THE ADJACENT ROOTS OF THE PRIMARY BLADES, JOINTLY DEFINE AN ANNULAR ARRAY OF AXIALLY EXTENDING SECONDARY GROOVES. SECONDARY ROTOR BLADES HAVING ROOTS CORRESPONDING IN SHAPE TO THE SECONDARY GROOVES ARE INSERTED INTO THE GROOVES, THE PRIMARY AND SECONDARY BLADES JOINTLY DEFINING A TRANSVERSE ANNULAR ROW OF ROTATING BLADES.
Inventors
- 👤 Benjamin C Bernales
Bibliographic Details
Claims Analysis
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| 3.5 Years (Year 4) | 1975-11-07 | 1976-05-08 | 1976-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-07 | 1980-05-08 | 1980-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-07 | 1984-05-08 | 1984-11-07 | $7700.00 | Window Closed / Lapsed |