A perfected insatalation for glassing and metalization of glass. (Machine-translation by Google Translate, not legally binding)

摘要

An improved installation for glazing and metallization of glass, essentially comprising an assembly of vacuum pumps, consisting of a vacuum pump, rotary, with convenient suction capacity and a suitable reachable vacuum. A vacuum pump of double effect in oil bath and vacuum achievable convenient. Both pumps operate at a certain number of r.p.m. An oil spreader pump with three stages, with convenient suction capacity per second and adequate vacuum. This pump is equipped with an electric reheater and the cooling is carried out by water. The two preliminary vacuum pumps are mounted through angled iron beams and are moved through trapezoidal belts by an electric motor. (Machine-translation by Google Translate, not legally binding)