Patent ID: 8485729

Claim:
A self-compensating hydrostatic journal bearing, comprising: a base, having a hole formed therein so as to be provided for receiving and mounting a spindle, while allowing a gap to be formed between the circumference surface of the hole and the spindle for a hydraulic fluid to flow therethrough; at least two oil holes, formed extending from the circumference of the base toward the inside of the same; at least two first chambers, formed on the circumference surface at positions opposite to each other for allowing each first chamber to be in fluid communication with one of the at least two oil holes; at least two second chambers, each being disposed on the circumference surface at a position in the vicinity of one corresponding first chamber of the at least two first chambers; and at least two channels, each configured with a first end and a second end in a manner that the first end of each channel is arranged boring through the base to the circumference surface and positioned neighboring to one of the at least two first chambers, and the second end of the referring channel is arranged for enabling the same to be in fluid communication with one second chamber that is positioned opposite to the first end, wherein each of the first chambers is arranged surrounding the first end of each channel, and each of the second chamber is arranged surrounding each first chamber.