US 12,377,932 B2
Ergonomic bicycle handlebar and cycling systems
Donald A. Sheff, Redwood City, CA (US); Rick D. Sutton, Salinas, CA (US); Damon Campbell, Pacific Grove, CA (US); and William L. Nighan, Portola Valley, CA (US)
Assigned to COEFFICIENT CYCLING, LLC, Redwood City, CA (US)
Filed by COEFFICIENT CYCLING LLC, Redwood City, CA (US)
Filed on Mar. 4, 2024, as Appl. No. 18/595,326.
Application 18/595,326 is a division of application No. 17/782,605, granted, now 11,919,601, previously published as PCT/US2020/070850, filed on Dec. 4, 2020.
Application 17/353,426 is a division of application No. 16/548,703, filed on Aug. 22, 2019, granted, now 11,040,752, issued on Jun. 22, 2021.
Application 17/782,605 is a continuation in part of application No. 17/353,426, filed on Jun. 21, 2021, granted, now 11,505,275.
Application 16/548,703 is a continuation in part of application No. 16/024,508, filed on Jun. 29, 2018, granted, now 10,392,073, issued on Aug. 27, 2019.
Application 16/024,508 is a continuation in part of application No. 15/097,374, filed on Apr. 13, 2016, abandoned.
Claims priority of provisional application 63/009,988, filed on Apr. 14, 2020.
Claims priority of provisional application 62/943,774, filed on Dec. 4, 2019.
Prior Publication US 2024/0308615 A1, Sep. 19, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. B62K 21/12 (2006.01); B62J 11/00 (2020.01)
CPC B62K 21/12 (2013.01) [B62J 11/00 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A bicycle handlebar comprising:
a stem mount portion substantially bisected by a sagittal plane, the stem portion being fixedly disposed between symmetrical left and right top portions wherein each of the left and right top portions comprises an inner portion and a central grip portion,
the left inner portion extending forward, upward, and to the left relative to the stem mount portion and having an upper end,
the right inner portion extending forward, upward, and to the right relative to the stem clamp area and having an upper end,
the left central grip portion formed integrally with and connected to the left inner portion at the left inner portion's upper end and extending to the left therefrom with an acute downward slope angle relative to the sagittal plane and an acute sweep angle relative to a plane orthogonal to the sagittal plane,
the right central grip portion formed integrally with and connected to the right inner portion at the right inner portion's upper end and extending to the right therefrom with an acute downward slope angle and an acute backward sweep angle, wherein a cavity is formed between the left and right inner portions and opposing thumb indexes are formed on the left and right inner portions within the cavity, and
a frontal bar extending between the left central grip portion and the right central grip portion and enclosing the cavity therebetween.