| 摘要 |
PCT No. PCT/GB89/00473 Sec. 371 Date Jun. 17, 1991 Sec. 102(e) Date Jun. 17, 1991 PCT Filed May 4, 1989 PCT Pub. No. WO90/05252 PCT Pub. Date May 17, 1990.A continuously variable drive transmission which includes journals and counterweights which are simultaneously displaced in opposite radial directions by operation of a cam keyed to a rotatable operating shaft extending axially through a crankshaft to vary the eccentricities of each connecting rod big-end and thus vary the throw of the crankshaft. |
