초록 ▼

A shoe journal bearing having a series of shoes with a leading edge distribution groove, and bleed grooves so as to prevent oil starvation of any area of the shoe, and an oil feed tube connected between the outer end of the oil distribution groove and an oil supply hole in a shoe retaining ring. The

A shoe journal bearing having a series of shoes with a leading edge distribution groove, and bleed grooves so as to prevent oil starvation of any area of the shoe, and an oil feed tube connected between the outer end of the oil distribution groove and an oil supply hole in a shoe retaining ring. The oil feed tube is provided with O-ring seals to seal the oil supply system against leakage and directs the oil against the working faces of the shoes where it is needed and prevents the oil from leaking into areas where it is not needed or useful.

대표청구항 ▼

A journal bearing for supporting a rotating shaft, comprising: an aligning ring, a plurality of shoe assemblies retained within said aligning ring, each shoe assembly including an arcuate shoe having a working face for bearing contact with the rotating shaft, and means for delivering oil to the lead

A journal bearing for supporting a rotating shaft, comprising: an aligning ring, a plurality of shoe assemblies retained within said aligning ring, each shoe assembly including an arcuate shoe having a working face for bearing contact with the rotating shaft, and means for delivering oil to the leading edge area of said working face of each shoe including an oil distribution groove formed in said working face near the leading edge of said shoe and extending across said shoe, and passage means for delivering oil to said oil distribution groove; said passage means includes an opening in said shoe communicating with the central portion of said oil distribution groove, an oil supply hole extending radially through said aligning ring and in alignment with said opening in said shoe, and an oil feed tube connected between the oil supply hole and said opening in said shoe for providing flow communication therebetween; and wherein said oil feed tube has ball-shaped portions at the ends thereof receiving O-ring seals, said O-ring seals cooperating with said aligning ring and said shoe to provide sealing contact therewith.