| 摘要 |
PCT No. PCT/CA96/00603 Sec. 371 Date Mar. 9, 1998 Sec. 102(e) Date Mar. 9, 1998 PCT Filed Sep. 9, 1996 PCT Pub. No. WO97/12831 PCT Pub. Date Apr. 10, 1997A grapple prong comprising an elongate member terminating in a grapple prong and having a connecting formation thereon for connecting the tong head for pivotal movement about a pivotal axis. The tong is provided with a secondary prong thereon which is radially offset from the prong with respect to the pivotal axis. An attachment for converting a conventional grapple prong into a tong having two prongs is also provided. |
