Patent ID: 7452252
Filing Date: 2008-11-18
Classification: B63B,B63H,H01H,Y02T

Abstract:
1. A method of operating an electric switch during rowing of a rowing boat, wherein operation of the switch is effected by foot-movement of a rower of the boat, shoes having heels are worn on the rower's feet, and the shoes are coupled via the heels to a unit located between the shoes, the unit being responsive to movement of the heels of the shoes relative to one another in opposite directions to operate the electric switch, the unit includes first and second members that are movable relative to one another, the first and the second members are coupled to the heels of the shoes respectively to move relative to one another in response to relative movement apart of the heels of the shoes, and the electric switch is carried by the first member for operation in response to the relative movement between the first and the second members, and operation of the electric switch causes a signal to be transmitted for use in a timing operation related to rowing of the rowing boat by the rower.