US 12,280,845 B2
Infinite adjust seat post with pressure relief valve
Barna Madau, Apple Valley, CA (US); and Jeremiah Docter, Scotts Valley, CA (US)
Assigned to Fox Factory, Inc., Duluth, GA (US)
Filed by Fox Factory, Inc., Duluth, GA (US)
Filed on Feb. 15, 2024, as Appl. No. 18/443,067.
Application 18/443,067 is a continuation of application No. 17/401,116, filed on Aug. 12, 2021, granted, now 11,904,966.
Application 17/401,116 is a continuation of application No. 16/580,621, filed on Sep. 24, 2019, granted, now 11,091,215, issued on Aug. 17, 2021.
Application 16/580,621 is a continuation of application No. 15/944,584, filed on Apr. 3, 2018, granted, now 10,427,741, issued on Oct. 1, 2019.
Application 15/944,584 is a continuation of application No. 14/887,126, filed on Oct. 19, 2015, granted, now 9,963,181, issued on May 8, 2018.
Prior Publication US 2024/0317342 A1, Sep. 26, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. B62J 1/08 (2006.01); B62J 1/06 (2006.01); F16F 9/34 (2006.01); F16F 9/512 (2006.01); F16F 9/52 (2006.01)
CPC B62J 1/08 (2013.01) [B62J 1/06 (2013.01); F16F 9/34 (2013.01); F16F 9/512 (2013.01); F16F 9/5126 (2013.01); F16F 9/52 (2013.01); B62J 2001/085 (2013.01); F16F 2230/24 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An adjustable seat post comprising:
a first post;
a second post, wherein said first post and said second post are telescopically disposed with respect to each other;
a piston disposed within said adjustable seat post;
a first valve at least partially disposed within said piston, said first valve controlling a first fluid pathway for fluid through said piston, wherein said first fluid pathway extends between a first portion of a fluid chamber and a second portion of said fluid chamber;
an internal floating piston disposed within said seat post, said internal floating piston disposed between said second portion of said fluid chamber and a gas chamber such that said internal floating piston separates said gas chamber from said second portion of said fluid chamber;
a second valve at least partially disposed within said piston, said second valve providing a second fluid pathway through said piston, wherein said second fluid pathway extends between said first portion of said fluid chamber and said second portion of said fluid chamber; and
an actuation assembly, said actuation assembly for actuating said adjustable seat post.