Cylindrical Sliding Bearing comprising Indented Embossing Grooves In A Form of Oblong Including Semicircle End for Oil Reservoir

• Main Authors: CHOI, HONG KI, KIM, KI YOUL, SHIN, KI TAEK, ZHU WENJIE, LEE, HAN HEE
• Format: Patent
• Language: English; Korean
• Published: 07.12.2016
• Subjects: BEARINGS; BLASTING; ELEMENTS OR CRANKSHAFT MECHANISMS; ENGINEERING ELEMENTS AND UNITS; FLEXIBLE SHAFTS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; ROTARY BODIES OTHER THAN GEARING ELEMENTS; SHAFTS; THERMAL INSULATION IN GENERAL; TRANSPORTING; WEAPONS; WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL

The present invention relates to a cylindrical sliding bearing having an oil reservoir in a form of a rectangular groove having arc-shaped end portions on an inner circumferential surface thereof, which is characterized by forming a groove on an inner circumferential surface of the cylindrical sliding bearing by plastic working of a metal flow system, while a sidewall of the groove and a boundary of an inner circumferential surface of the bearing, which make up an oil reservoir, comprise two rectangular straight line section, so that the bearing is formed to have a plane shape having an arc shaped section on each of opposite end portions of the rectangular straight line section, wherein the rectangular straight line section is provided to be progressed in a circumferential direction on the inner circumferential surface of the bearing. 원통형 슬라이딩 베어링의 내주면에 금속 유동 방식의 소성 가공을 통하여 요홈이 형성되도록 하면서, 오일 저장소가 되는 요홈의 측벽과 베어링 내주면의 경계부가 2개의 장변형 직선 구간을 포함하여, 장변형의 직선 구간 양단부에 각각 아크형 구간을 구비한 평면 형상을 가지도록 형성되며, 그리고 상기 장변형 직선 구간은 베어링의 내주면에서 원주 방향으로 진행하도록 제공되는 것을 특징으로 하는 아크형 양단부를 가진 장방형 요홈 형상의 오일 저장소를 내주면에 구비한 원통형 슬라이딩 베어링.