FIELD: shipbuilding.
SUBSTANCE: invention relates to the field of shipbuilding and can be used in structures of ship engines, namely propellers. The propeller includes a composite hub, the parts whereof are pulled together with bolts. Blades with a guide for adjusting the rotation thereof and an adjustment ring equipped with longitudinal grooves in the circumferential direction for bolting to the hub are installed on the hub. Each blade has a circular base root part, wherein the guide passes from the periphery thereof, equipped with stiffeners, and the bolts are equipped with springs for securing the blades in a given position.
EFFECT: increase in the rigidity and strength of the parts of the propeller and fixation of the blades thereof are achieved.
1 cl, 8 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| CONTROLLABLE-PITCH PROPELLER | 2001 |
|
RU2225804C2 |
| PROPELLER OF A MARINE VESSEL, PROPELLER BLADE AND INSTALLATION METHOD OF A PROPELLER OF A MARINE VESSEL | 2019 |
|
RU2781501C1 |
| VARIABLE-PITCH PROPELLER | 2000 |
|
RU2164488C1 |
| VARIABLE-PITCH PROPELLER SCREW | 0 |
|
SU624824A1 |
| 0 |
|
SU530825A1 | |
| CLEARANCE METRE WITH DIAL DYNAMOMETRE TO DIAGNOSE STEERING GEAR | 2007 |
|
RU2370730C2 |
| SCREW PROPELLER | 2014 |
|
RU2544442C1 |
| ADJUSTABLE-PITCH PROPELLER | 0 |
|
SU598795A1 |
| PROPELLER SCREW WITH OVERLOAD CLUTCH | 2012 |
|
RU2644200C2 |
| OUTBOARD MOTOR | 0 |
|
SU716906A1 |
