RU2001115676A - Hydrostatic bearing - Google Patents

Claims (3)

1. A hydrostatic bearing comprising a housing with a radial channel in communication with a lubricant injection source, a shaft and a movable sleeve located in the cavity between the housing and the shaft and forming a slit throttling clearance with the shaft surface, characterized in that in the middle plane of the bearing with external and internal annular channels are made between the sides of the sleeve, interconnected with each other and with the lubricant injection source; on the outer cylindrical surface of the sleeve, annular protrusions are formed at both ends, forming between the body and the throttle is a step throttling gap, axial throttling gaps are formed between the housing and the shaft, and radial slotted throttling gaps are formed between the end surfaces of the sleeve and the housing, at the imaginary intersection of which with the step gap drainage annular cavities are formed. 2. The hydrostatic bearing according to claim 1, characterized in that the annular channels are made in the housing on the outside of the sleeve and in the sleeve on its inner side. 3. The hydrostatic bearing according to claim 1, characterized in that the annular channels are made in the sleeve from the outer and inner sides of the latter.