Patent ID: 8449192

Claim:
A bearing system, comprising: a sliding bearing ( 1 ); an oil-storage reservoir ( 2 ); lubricating oil ( 3 ); and a housing ( 4 ) comprising an oil-return barb ( 5 ), a front part ( 11 ), and a rear part ( 12 ); wherein: said oil-storage reservoir ( 2 ) is disposed in said sliding bearing ( 1 ); said lubricating oil ( 3 ) is disposed in said oil-storage reservoir ( 2 ); said housing ( 4 ) is disposed on said sliding bearing ( 1 ); said housing ( 4 ) extends from a front end surface of said sliding bearing a top of said housing ( 4 ) bends inwards to form said oil-return barb ( 5 ); a retaining ring ( 9 ) is disposed on said front end surface of said sliding bearing ( 1 ); an oil-return hole ( 10 ) is formed between said retaining ring ( 9 ) and said sliding bearing ( 1 ); said oil-return hole ( 10 ) is connected to said oil-storage reservoir ( 2 ); said sliding bearing ( 1 ) comprises an outer ring ( 6 ) and an inner ring ( 7 ); said oil-storage reservoir ( 2 ) is formed between said outer ring ( 6 ) and said inner ring ( 7 ); said outer ring ( 6 ) is connected to said inner ring ( 7 ) via a rib ( 8 ); and said front part ( 11 ) is formed at a contact between said housing ( 4 ) and said front end surface of said sliding bearing ( 1 ), and said rear part ( 12 ) is formed at a contact between said housing ( 4 ) and rear end surface of said sliding bearing ( 1 ), whereby facilitating positioning of said sliding bearing ( 1 ).