Early helicopter designs utilized multiple rotors spinning in opposite directions. This is the same as the coaxial design we see today (also tandem, and intermeshing designs), which is an ...

That little single-rotor powerplant quickly evolved into the more typical two-rotor design one might see in a Mazda RX-7, for example. Then came a three-rotor, which first appeared in the Eunos ...

Lockheed Martin's Sikorsky demonstrates the flight capabilities of its rotor blown wing unmanned aircraft system. (Lockheed Martin) Through extensive flight tests earlier this year, Lockheed ...

Brake rotors are a crucial component of a vehicle’s braking system, cooperating with brake pads to slow down the car and bring it to a complete stop. High-quality brake rotors exhibit reliable ...

Lockheed Martin's Sikorsky has successfully flown its "rotor blown wing" uncrewed aerial system in both helicopter and fixed-wing flight modes, it announced Monday. The 115-pound twin-prop drone ...

We go through the best aftermarket performance brake rotors at different price points, and explain how they're different from regular brakes. Finding the right non-OEM replacement brake rotors for ...

Sikorsky on Monday detailed recent successful demonstrations with its “rotor blown wing” unmanned aircraft system (UAS), flying its prototype in both helicopter and “winged aircraft” mode ...

Our diplomacy was based on forging not one but many special strategic partnerships and transforming Nehruvian Non-Alignment into an intermeshing web of multi-plural alignments reclaiming for India ...

Manual gear sticks and chunky automatic gear selectors aren’t the only controls to have been replaced in a lot of modern cars by tiny switches – the humble handbrake made that transition quite ...

In a disc brake, fluid pushing into the brake caliper is what moves your brake pads inward to clamp down on the rotor and slow the car using that friction. Older-style drum brakes work using the ...

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