Configuration method for creating and manufacturing propellers of e.g. helicopter, involves placing ring on circle, where ring is not maintained in portion that is provided between points of blades, and ring closing periphery of area
FR2962825A1
Turbomachine configuring and constructing method for engineering and design department, involves projecting straight lines from points of body leading edge and blade trailing edge in continuity of trajectories of leading and trailing edges
FR2920819A1
Hollow wheels for e.g. solid product transferring field, have circular disks integrated with each other by cross bars, where leading and trailing edges of disks and crossbars form exterior and interior revolution surfaces
FR2904125A1
Configuration method, hollow propeller wheels and their cages
AU5849990A
Machine-tools for the machining of complex globular shapes
FR2657839A1
Vehicle intended to move in a fluid medium, using at least one thruster with axial gyro intake into the rotor
FR2629142A1
Rotary machine with non-positive displacement for use as a pump, compressor, propeller or drive turbine
