PUMP FOR GEAR BOX Russian patent published in 2007 - IPC F04C2/10 

FIELD: automotive industry.

SUBSTANCE: pump comprises members, which engage the pinions and are made of cams, and housing whose outer side is provided with two seat surfaces for mounting the pump on the gear box and the crankcase of the hydraulic transformer. The housing is provided with space for receiving two pinions that permanently engage each other. The space is interposed between the spaces of the inlet valve and outlet valve made in the housing of the pump and lid of the pump, respectively. The pump housing has passage for discharging oil from the collar to the crankcase of the gear box, passage for supplying oil to the cooling radiator, and passages for supplying oil to the lid of the pump from the hydraulic system. The lid has the passage for supplying oil to the friction clutches and pump wheel of the hydrodynamic transformer of torque, to the passage for lubricating members of the planet reduction gear, and to the passage for oil circulation. The passage for supplying oil from the hydraulic control system are interposed between the inlet and outlet passages. The fastening opening are provided with oil-discharging grooves. The lid of the pump is provided with the slider bearing that is a support for the input shaft of the gear box.

EFFECT: expanded functional capabilities.

15 dwg