The input clutch doesn't need to be released because the sprag automatically releases when the speeds increase. This may sound complicated, but it is typical of many automatic transmissions.

A sprag clutch, Figure 2, operates similarly, but both the inner and outer members are cylindrical and it has irregularly shaped sprags that tip and wedge between the members in one direction only.

Hansen noted that the redesigned sprag clutch and the “anti-notch” freehub will be important for consumers wanting to use their hubs on performance and high-wattage e-bikes. For those who are looking ...

But sprag clutches have also become a worrying element. As the Air Force, Navy and Marine Corps began looking at HCE events following incidents in 2022, they determined that the clutches may be ...

Watch This Go-Kart Clutch Melt and Fail Spectacularly in Slow-Motion Centrifugal clutches don't exactly take kindly to this much friction. By Brian Silvestro Published: Aug 24, 2020 10:22 AM EDT ...

After more than a dozen MV-22 Osprey incidents involving what is known as a hard clutch engagement, or HCE, ... New 'Leading Theory' on Osprey Issues Points to Sprag Clutches.

Q. I’ve been reading some articles stored in my garage on the Triumph T595 from 1998 and I’m worried. It says the bolts on the starter sprag clutch can come undone, and you first hear a rattle ...

What the team came up with was an ingenious "selectable one-way clutch" that looks like two slim sprag clutches stacked together, one of which gets a control mechanism to keep the little sprag's ...

New elements include a hydraulic check valve, rotational sprag clutch, rotational friction disk, hydraulic centrifugal volume, rotational double planetary, and a hydraulic-fluid region more than ...

With or without a clutch pedal, all cars have three elements that make up their performance combination: the car's weight, horsepower, and gear ratios. When a torque converter is added in place of ...

Minnesota-based hub manufacturer Onyx might be best known for its instant-engagement BMX race hubs, but more recently the company has released cyclocross hubs that we're anxious to try. However, that ...