Patent ID: 7040036
Filing Date: 2006-05-09
Classification: G01B

Abstract:
1. A distance measuring device comprising: a housing including a chamber formed therein, a distance meter disposed in said chamber of said housing, and including a pinion disposed thereon, a measuring wheel including a wheel axle rotatably engaged into said chamber of said housing, and having a brake wheel disposed thereon, said wheel axle of said measuring wheel being coupled to said distance meter, for distance measuring purposes, said measuring wheel including a first gear disposed on said wheel axle thereof, and a second gear rotatably engaged into said chamber of said housing and engaged with said first gear and said pinion of said distance meter, to allow said pinion of said distance meter to be rotated and driven by said measuring wheel via said first gear of said wheel axle and said second gear, a brake arm including a first end pivotally secured to said housing with a pivot axle, and including a second end, said brake arm being disposed around said brake wheel and movable to engage with said brake wheel for braking said brake wheel, a longitudinal pole including a lower segment and an upper segment foldably secured together, to allow said lower and said upper segments to be folded relative to each other, a handle disposed on top of said longitudinal pole, a brake lever and a handgrip pivotally secured to said handle, and extended out of said handle for being actuated by users, a flexible brake cable coupled between said brake lever and said second end of said brake arm, for allowing said brake arm to be actuated toward and against said brake wheel by said brake lever via said brake cable, and a flexible wire coupled between said handgrip and said distance meter, for resetting said distance meter, and said flexible brake cable and said flexible wire being received in said longitudinal pole, to allow said lower and said upper segments of said longitudinal pole to be folded relative to each other.