also referred to as rotary vane compressors, are one of the oldest types of compressors. The first known description of a sliding vane pump was in a book by an Italian engineer, Agostino Ramelli, ...

The vane-type transfer pump consists of a stationary liner and spring-loaded blades carried in slots at the rear of the transfer pump rotor. As the blades rotate in the liner, they move outward ...

The Bandit is a new kind of vacuum pump that uses a rotary vane design instead of the piston style used by other vendors. Leeds says their rotary-vane compressor is 60 percent quieter than ...

The '89 to '93 trucks featured a mechanical-injection distributor-type pump (VE rotary) that's proven reliable ... Like the VE, the VP44 uses a vane pump to supply fuel to its internals, but ...