| 摘要 |
1,083,047. Mining conveyers. GEWERKSCHAFT EISENHUTTE WESTFALIA. June 23, 1965 [June 27, 1964], No. 26572/65. Heading B8A. [Also in Division F2] A getting machine conveyer 11 includes a chain channel wall 1, a channel side wall 12, and a wear piece 2 for supporting a chain. The parts 1, 2, 12 are resiliently secured to the conveyer by a bolt 3, a resilient washer 4 and a nut 13. The washer 4 is of a form to permit the nut 13 to be readily turned by a spanner. |
