초록 ▼

A hydrostatic drive in which the ratio of pressure to force is constant is provided having a consumer of hydraulic energy connected to a high pressure system line, a first displacement means interposed between the consumer and the pressure system line, speed regulating means acting on the first disp

A hydrostatic drive in which the ratio of pressure to force is constant is provided having a consumer of hydraulic energy connected to a high pressure system line, a first displacement means interposed between the consumer and the pressure system line, speed regulating means acting on the first displacement means to regulate the speed thereof, a second displacement means connected to the first displacement means by a drive shaft and receiving fluid from the pressure system line, volume output adjusting means acting on one of said first and second displacement means to adjust the volume output per revolution and coupling means connecting the adjustable displacement means with the consumer of hydraulic energy.

대표청구항 ▼

A hydrostatic drive comprising a high pressure hydraulic system line, a low pressure hydraulic system line different from the high pressure line, a consumer of hydraulic energy in which the ratio of pressure to force is constant connected to said high pressure line, a first displacement means connec

A hydrostatic drive comprising a high pressure hydraulic system line, a low pressure hydraulic system line different from the high pressure line, a consumer of hydraulic energy in which the ratio of pressure to force is constant connected to said high pressure line, a first displacement means connected to said consumer of hydraulic energy between said high pressure hydraulic line and said consumer, a second displacement means connected to said first displacement means by a rotary drive shaft, one of said first and second displacement means being adjustable with respect to volume output per revolution, volume output adjustment means on said one displacement means, speed regulating means, connected to said adjustment means for regulating the speed of the said displacement means, coupling means coupling said one adjustable displacement means with the consumer of hydraulic energy, said adjustable displacement means being connected with the line feeding the pressure medium to the consumer of hydrostatic energy and said consumer being a piston capable of sliding in a cylinder and said first constant displacement means being connected into the feed line to the latter, the shaft of which is coupled with said second displacement means which is adjustable, and wherein a suction connection of the second displacement machine is connected with the connecting line between the first displacement machine and the cylinder.