Propeller cup on leading edge?

[Magcat 62]

Ia prop freak myself but i think designs have reached there peak 30 year old designs are still are up with the latest in performance they just have fancy names now i dont think any major technogoly is possible. the duo-prop is about max what ya think guys?

[Magcat 62]

hOW MANY sides are there in a asasilees triangle?

[Magcat 62]

great post you obviusly have a high mechanical ability a i enjoy talking to people and share concepts about any sort of engineering not bragging but if i would have patented some of my inventions ide be a wealthy man now, are you a mechanical engineer by chance? ART

[Magcat 62]

PRrgressive pitch has a begining and end not talking about threads just props

[phillnjack]

your prop guy saying no cup means no rake has no idea what rake is.... its nothing at all to do with leading edge....
its the angle of blade between hub and trailing edge.