Measurement device for use by hobbyist downhill skiers comprises a cycle wheel with a cycle computer mounted on a metal plate on the rear of a ski, so that speeds and distances can be calculated and recorded

摘要

Device comprises a metal plate (1) fixed to the rear of a ski (9), with a vertical support (2) welded to it. A linkage is connected to the support and a bicycle wheel (5) mounted on the linkage. A cycle computer (6) is attached to the forks (4) supporting the wheel. A spring (7) between plate and forks ensure a constant earth contact.