142260 ⎘
Reciprocating-piston liquid engines with single cylinder, double-acting piston one side of the double-acting piston being always under the influence of the liquid under pressure the liquid under pressure being continuously delivered to one cylinder chamber through a valve in the piston for actuating the return stroke
MOTOR CAPABLE OF MANY DIFFERENT APPLICATIONS
#2Hydraulic motor capable of many different applications able to use low pressure or high pressure fluids to operate
#3Reversible hydraulic pressure converter employing tubular valves
#4Hydraulic motor capable of many different applications able to use low-pressure or high-pressure fluids to operate