发明名称 THREADLESS FORK COMPRESSION SYSTEM AND METHOD FOR KICK STYLE SCOOTER
摘要 A compression coupler is described that provides a robust and simple mechanism to couple threadless tubes in bicycles and/or scooters. Particularly, the handlebar/stem tube-to-fork joint is coupled with a compression sleeve. The coupler provides more surface area for binding and is tightened along a slot on the length of the coupler. The coupler can include a headtube bearing preloading mechanism , a keyway for aligning the handlebar/stem tube to the fork, and shims to accommodate different sized tubings.
申请公布号 US2015360742(A1) 申请公布日期 2015.12.17
申请号 US201514815807 申请日期 2015.07.31
申请人 Broussard Andrew David 发明人 Broussard Andrew David
分类号 B62K21/18;F16B7/04 主分类号 B62K21/18
代理机构 代理人
主权项 1. A bicycle or scooter compression clamp adapted to bind a handlebar stem to a fork tube using a headset bearing such that the headset bearing can be preloaded via tightening of a compression mechanism, comprising: a longitudinal compression sleeve body; a first bore of a first diameter disposed at an end of the body, adapted for engaging the handlebar stem; a second bore of a smaller second diameter disposed at an other end of the body, adapted for engaging the fork tube, wherein the first bore and the second bore are substantially inline and coaxial to each other and meet within the body to form a circular lip defined by a difference in the first diameter and second diameter; a compression washer having a diameter greater than the second diameter, disposed upon the lip; a compression bolt with threads coupled to the compression washer, the threads within the second bore of the body; a gripping element adapted to couple to the threads of the compression bolt, such that as the compression bolt is tightened, the fork tube is axially pulled towards the compression washer to preload the headset bearing; a longitudinal slot along the entire body, providing a gap from the first and second bore to an exterior of the body; and a rotation preventing tightening mechanism disposed about a portion of the body on opposing sides of the longitudinal slot, such that as the tightening mechanism is tightened, the longitudinal slot is compressed and the handlebar stem and the fork tube are secured to the body and prevented from rotating separately from the body.
地址 Vista CA US
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