IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0137054
(2002-05-01)
|
우선권정보 |
JP-0145062 (2001-05-15) |
발명자
/ 주소 |
- Doi, Katsuo
- Nagai, Yasushi
- Kitagawa, Seiji
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
6 인용 특허 :
10 |
초록
▼
In a roller chain in which a plurality of rolling bodies is disposed between a roller and a bushing, between a bushing and a pin, or between a roller and a pin, the rolling bodies include at least one carbon-impregnated ceramic rolling body, or at least one carbon-coated steel rolling body. Preferab
In a roller chain in which a plurality of rolling bodies is disposed between a roller and a bushing, between a bushing and a pin, or between a roller and a pin, the rolling bodies include at least one carbon-impregnated ceramic rolling body, or at least one carbon-coated steel rolling body. Preferably, the carbon-impregnated or carbon-coated rolling bodies are disposed in an alternating configuration with steel rolling bodies.
대표청구항
▼
1. A roller chain having a plurality of rollers, in which at least one of said rollers is rotatable on an axis, and a structure, within said one of said rollers, comprising an annular inner surface coaxial with said axis, an element having an annular outer surface, also coaxial with said axis, the a
1. A roller chain having a plurality of rollers, in which at least one of said rollers is rotatable on an axis, and a structure, within said one of said rollers, comprising an annular inner surface coaxial with said axis, an element having an annular outer surface, also coaxial with said axis, the annular inner surface being rotatable on said axis relative to said annular outer surface, and said annular inner surface being opposed to, and spaced from, said annular outer surface to provide an annular space, and a plurality of rolling bodies located within said annular space, wherein at least one of the plurality of rolling bodies is a rolling body from the group consisting of carbon-impregnated ceramic rolling bodies and carbon-coated metallic rolling bodies, wherein the annular inner surface is an inner surface of said one of said rollers, said element having an annular outer surface is a bushing, and at least one of the plurality of rolling bodies is a carbon-impregnated ceramic rolling body. 2. A roller chain having a plurality of rollers, in which at least one of said rollers is rotatable on an axis, and a structure, within said one of said rollers, comprising an annular inner surface coaxial with said axis, an element having an annular outer surface, also coaxial with said axis, the annular inner surface being rotatable on said axis relative to said annular outer surface, and said annular inner surface being opposed to, and spaced from, said annular outer surface to provide an annular space, and a plurality of rolling bodies located within said annular space, wherein at least one of the plurality of rolling bodies is a rolling body from the group consisting of carbon-impregnated ceramic rolling bodies and carbon-coated metallic rolling bodies, wherein said structure within one of said rollers comprises a pin and a bushing surrounding the pin, wherein said annular inner surface is an inner surface of said bushing, said element having an annular outer surface is said pin, and at least one of the plurality of rolling bodies is a carbon-impregnated ceramic rolling body. 3. A roller chain having a plurality of rollers, in which at least one of said rollers is rotatable on an axis, and a structure, within said one of said rollers, comprising an annular inner surface coaxial with said axis, an element having an annular outer surface, also coaxial with said axis, the annular inner surface being rotatable on said axis relative to said annular outer surface, and said annular inner surface being opposed to, and spaced from, said annular outer surface to provide an annular space, and a plurality of rolling bodies located within said annular space, wherein at least one of the plurality of rolling bodies is a rolling body from the group consisting of carbon-impregnated ceramic rolling bodies and carbon-coated metallic rolling bodies, wherein the annular inner surface is an inner surface of said one of said rollers, said element having an annular outer surface is a pin, and at least one of the plurality of rolling bodies is a carbon-impregnated ceramic rolling body.
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