Patent ID: 7526994
Filing Date: 2009-05-05
Classification: F03C

Abstract:
1. A high precision hydraulic synchronous and proportional flow dividing and flow collecting apparatus comprising: two hydraulic motors in a common casing, each hydraulic motor has an oil inlet port and an oil exhaust port; each hydraulic motor including at least two plunger cylinders and at least two plunger pistons matched with said at least two plunger cylinders respectively; each plunger piston being connected with a connecting rod, which are respectively connected to one crankshaft via a shaft sleeve; on one end of each said hydraulic motor being provided a oil through tray and a planar oil distribution mechanism fixed on said casing; the displacements of said two hydraulic motors being identical or proportional with each other; said oil inlet ports of said two hydraulic motors being combined as a common oil inlet port.