| 摘要 |
820,304. Endless-chain conveyers. VALIDA MASKINER A.B. Sept. 26, 1956 [Sept. 28, 1955], No. 19510/58. Divided out of 820,303. Class 78 (1). In a conveyer chain of the kind composed of spaced load - carrying blocks con- nected together by oval links 1 each block is composed of two portions 2a, 2b which are secured together by two bolts 3 to enclose the adjacent ends of two of the links. The bolts pass through these links so as to retain them. Grooves 5 are provided in the sides of the blocks for co-operation with guide rails. |
