| 摘要 |
An arrangement for containing the grinding wheel fragments and the kinetic energy released therewith in the event of a grinding wheel failure in a high speed precision grinding machine, including a grinding wheel guard having a lower portion thereof of substantially constant U-shaped horizontal cross section open at its lower end and provided adjacent to its lower end with U-shaped sets of reinforcing ribs extending internally thereof toward the grinding wheel enclosed thereby, and including a distortion resisting and energy absorbing assembly fixedly mounted adjacent to and spanning the open lower end of the grinding wheel guard.
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