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 ...

It all began with a cheap Chinese rotary vane vacuum pump and a desire to learn the witchcraft of DIY vacuum tubes. It ended with a string of successes – a working vacuum chamber, light bulbs ...

Within five years he was licensing it as System Wittig. Wittig rotary vane compressors and vacuum pumps were used in many applications and continue today as part of Gardner Denver with niches in dry ...

Many two-stage rotary vane vacuum pumps incorporate a valve known as the gas ballast. The gas ballast is designed to retard the process of water vapor condensing within the vacuum pump. The gas ...