Berges Belt Variators and Variable Speed Drives from Combidrive.
Economic speed control has a crucial part to play wherever drive systems are found in machines and installations. BERGES variable speed pulleys which can be combined with a motor, measuring transducer and computer right up to a complete drive unit meet the designs of design engineers and users for economical and reliable speed control technology in practically all cases.
Short space saving symmetrical design.
Precise plastic-coated round guides.
Pressure springs with optimum characteristics for favourable power ratio over the whole speed range.
Integrated torque-dependant control cam.
Low mass moment of inertia thanks to the use of pulley sheaves made of highly wear-resistant special aluminium alloy.
Alternative designs for wide and standard V-belts.
Suitable for U and Z designs.