US 12,161,910 B2
Abdominal exercise device
Mohammed Hassan Aref, West Hills, CA (US)
Appl. No. 17/910,796
Filed by Mohammed Hassan Aref, West Hills, CA (US)
PCT Filed Mar. 11, 2021, PCT No. PCT/US2021/021839
§ 371(c)(1), (2) Date Sep. 9, 2022,
PCT Pub. No. WO2021/183730, PCT Pub. Date Sep. 16, 2021.
Claims priority of provisional application 62/988,380, filed on Mar. 11, 2020.
Prior Publication US 2023/0148095 A1, May 11, 2023
Int. Cl. A63B 23/02 (2006.01); A63B 21/00 (2006.01); A63B 21/055 (2006.01)
CPC A63B 23/0216 (2013.01) [A63B 21/0557 (2013.01); A63B 21/4015 (2015.10); A63B 21/4025 (2015.10)] 7 Claims
OG exemplary drawing
 
1. An abdominal exercise device, comprising:
a frame comprising:
a curved shaped section for creating a teeter-totter movement to exercise the abdominal muscles; and
a plurality of slots, wherein at least a portion of an interior of the frame is hollow;
a set of one or more band retractors;
a plurality of bands, at least a portion of each band going through the hollow interior of the frame, each band comprising first and second ends, the first end of each band connected to a band retractor in the set of band retractors, and the second end of each elastic band coming out of a slot in the plurality of slots;
wherein each band retractor is configured to retract one or more bands that are connected to the band retractor into the hollow interior of the frame.