发明名称 |
Car kiln wheel having silicon nitride rotating members |
摘要 |
A bearing type wheel for a car which rollers through a car tunnel kiln, includes a plurality of rotating members such as rollers or balls interposed between respective inner rings and an outer ring. Each of the rotating members consists essentially of a sintered body of silicon nitride base (Si3N4) ceramic.
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申请公布号 |
US5600867(A) |
申请公布日期 |
1997.02.11 |
申请号 |
US19940299416 |
申请日期 |
1994.09.01 |
申请人 |
NGK SPARK PLUG CO., LTD. |
发明人 |
NIWA, TOMONORI;YOGO, TETSUJI |
分类号 |
B60B37/10;F16C33/30;(IPC1-7):A47B91/00;B60B33/00 |
主分类号 |
B60B37/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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