Motorised surf-board,skateboard etc

摘要: Motorised platform craft such as a motorised skateboard or surf-board incorporating "deadman's" handle device to prevent propulsion of the board by unit thereof if rider falls from otherwise become separated craft. Preferably comprises fluid (e.g. air-) containing sac (8) mounted on hand-operable throttle control (10) arranged actuate pressure switch (4) when grasped rider's hand, which is adapted only then permit (2).