Patent ID: 9713740
Date: 2017-07-25
CPC Classifications: A63B

Claim:
1. An abdominal exercising device comprising: a base supporting member having side portions and including a seat element for supporting a user, and including two beams provided on said side portions, two handles each including a lower portion rotatably attached to said base supporting member with a pivot shaft for allowing said handles to be rotated relative to said base supporting member, two spring biasing members engaged with and engaged between said handles and said base supporting member for applying a spring biasing force to said handles and for resisting a rotational movement of said handles relative to said base supporting member, and two adjusting members engaged with said beams of said base supporting member respectively and engageable with said spring biasing members for adjusting said spring biasing members relative to said base supporting member and said handles; said spring biasing members each include a first leg engaged with said handle and a second leg extended into said beams of said base supporting member; wherein said beams of said base supporting member each include a groove formed therein for slidably receiving and engaging with said respective second leg of said spring biasing members.