US 12,214,243 B2
Portable exercise device
Alan Gene Larson, Highlands Ranch, CO (US); Michael Walker Larson, Highlands Ranch, CO (US); and Trent Evan Garner, Highlands Ranch, CO (US)
Assigned to 2-B-Fit LLC, Highlands Ranch, CO (US)
Filed by 2-B-Fit LLC, Highlands Ranch, CO (US)
Filed on Nov. 22, 2022, as Appl. No. 17/992,713.
Application 17/992,713 is a continuation in part of application No. 17/245,966, filed on Apr. 30, 2021, granted, now 11,779,796.
Claims priority of provisional application 63/019,269, filed on May 2, 2020.
Prior Publication US 2023/0082015 A1, Mar. 16, 2023
Int. Cl. A63B 21/00 (2006.01); A63B 21/015 (2006.01)
CPC A63B 21/4001 (2015.10) [A63B 21/015 (2013.01); A63B 21/153 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A resistance assembly for a portable exercise device, comprising:
a tension mechanism adapted to rotate about an axis;
a gear assembly comprising:
a plurality of stators;
a plurality of friction discs between the plurality of stators; and
a brake rotor positioned between the plurality of friction discs;
a drive sheave rotatably coupled to a shaft, the shaft extending at least partially through a housing of the resistance assembly and mating with the brake rotor; and
a cord housing extending from the housing, the cord housing defining an opening having a plurality of bearings secured therein, wherein a cord associated with the drive sheave extends, at least partially, through the cord housing and the plurality of bearings.