| 摘要 |
1525225 Manually propelled vehicles D EVANS 8 Aug 1975 [15 Aug 1974] 35985/74 Heading B7E A vehicle comprises a frame carrying two rear wheels 35, 36, a front wheel 10 mounted on a steering column 15, a seat 40 mounted on the frame so as to be adjustable fore and aft of the vehicle, and manually operable means, e.g. 22, for driving one or more of the wheels mounted on an arm 20 pivoted to the steering column 15. |
