Patent ID: 11904966
Assignee: FOX FACTORY, INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 0:
1. An adjustable seat post which prevents hydrostatic lock, said seat post comprising:
an upper post;
a lower post, wherein said upper post and said lower post are telescopically disposed with respect to each other;
a piston coupled to said lower post;
a first valve at least partially disposed within said piston, said first valve controlling a first fluid pathway 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, said second valve operating as a pressure relief valve to prevent said hydrostatic lock by opening under conditions which otherwise lead to said hydrostatic lock; and
an actuation assembly disposed external to said seat post, said actuation assembly coupled to said lower post.