Invention Grant
US07662069B2 Ellipical exercise apparatus with flexible unitary force imparting member
失效
具有灵活的单一力传递构件的椭圆运动装置
- Patent Title: Ellipical exercise apparatus with flexible unitary force imparting member
- Patent Title (中): 具有灵活的单一力传递构件的椭圆运动装置
-
Application No.: US11981677Application Date: 2007-10-30
-
Publication No.: US07662069B2Publication Date: 2010-02-16
- Inventor: Joseph D. Maresh , Kenneth W. Stearns
- Applicant: Joseph D. Maresh , Kenneth W. Stearns
- Agent Nick A. Nichols, Jr.
- Main IPC: A63B22/00
- IPC: A63B22/00 ; A63B69/16
Abstract:
An exercise apparatus has a linkage assembly which links rotation of a crank to generally elliptical movement of a force receiving member. The linkage assembly includes a flexible drawbar interconnected between the crank and frame of the exercise apparatus.
Public/Granted literature
- US20080214364A1 Ellipical exercise apparatus with flexible unitary force imparting member Public/Granted day:2008-09-04
Information query
