Patent ID: 7062969

Claim:
A measurement apparatus, comprising: a measurement body portion arranged at a portion where a rear wheel of a bicycle and a gear crank are positioned; and a display portion arranged at a position in a field of vision of a rider of the bicycle for displaying prescribed information based on a signal transmitted from said measurement body portion, wherein said measurement body portion including a first sensor portion for sensing movement of a prescribed part of the gear crank to detect a cadence at which a pedal is worked, a second sensor portion for sensing movement of a prescribed part of the rear wheel to detect a running speed of the bicycle, and a transmit portion electrically connected to said first sensor portion and said second sensor portion for wirelessly transmitting signals indicative of the movement sensed by said first sensor portion and said second sensor portion to said display portion said transmit portion including a shaft portion extending in one direction and rotatably supporting each of said first and second sensor portions, the distance between said first sensor portion and a prescribed part of the gear crank being adjusted by rotating said first sensor portion around said shaft portion, and the distance between said second sensor portion and a prescribed part of the rear wheel being adjusted by rotating said second sensor around said shaft portion.