Single line distributor quickly from the distributor of lubricants for to the lubrication point, each phase of rising pressure, distributor hit ration of lubricants to the lubrication point.
Progressive distributor is actually carried out according to the order of pre-designed.
The double-line distributor lubricants and oil heads inside the pressure switch dispenser rationed, when two pressure head pressure switch when the quantity of lubricant is conveying to the lubrication point.