Bicycle with non-collinear seat tube and seat tube sleeve
Patent 7516970 Issued on April 14, 2009. Estimated Expiration Date: 
November 9, 2026. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
November 9, 2026. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2378961 D225912 D299121 D329409 W-shaped composite bicycle frame Modular composite bicycle frame Patent #: 5415423 InventorApplicationNo. 11558075 filed on 11/09/2006US Classes:280/281.1Frames and running gearExaminersPrimary: Hurley, KevinAttorney, Agent or FirmInternational ClassB62K 19/00AbstractDisclosed herein are various embodiments, including but not limited to a bicycle that includes, among other features, an elongated down tube and a single elongated seat tube, the longitudinal axis of the seat tube intersecting the longitudinal axis of the down tube at a location substantially intermediate between the first and second ends of the down tube, wherein the distance between the spaced apart side outer surfaces of each of the down tube and the seat tube are less than the distance between the upper and lower outer surfaces of each of the down tube and seat tube; additionally including a seat tube, a seat tube sleeve, a crank assembly and a bottom bracket sleeve for mounting the crank assembly, wherein the seat tube sleeve has an upper end, a lower end, and a longitudinal axis extending from the upper end to the lower end; the seat tube being disposed within the seat tube sleeve, the longitudinal axis of the seat tube sleeve intersecting the bottom bracket sleeve. | |
