Motorized exercise bike
An exercise bicycle includes a frame having a pedal assembly mounted thereon. The pedal assembly is interlinked with an electric motor, a fan blade type wheel and a reciprocable handle bar assembly whereby the motor automatically rotates the pedal crank assembly and reciprocates the handle bars to provide a light, assisted workout to a physically challenged person.
What is claimed is:
1. An exercise bicycle comprising:
a frame;
a reciprocating handle bar assembly attached to said frame;
a pedal crank assembly mounted on said frame;
a wheel operably connected with said pedal crank assembly;
a motor means for automatically rotating said pedal assembly and for automatically reciprocating said handle bar assembly; said motor means including a motor sprocket on said motor; a first sprocket mounted on said pedal assembly; a drivechain encompassing said first sprocket and said motor sprocket; a second sprocket mounted on said pedal assembly; a pair of geared drive members; a second chain encompassing one of said drive members and said second sprocket; a gear attached to saidwheel; a third chain encompassing said gear and the other of said geared drive members; a pair of elongated rods each pivotally attached at one end to a select drive member and at a second end to said handle bar assembly.
2. An exercise bicycle according to claim 1 further comprising a seat mounted on said frame, said seat having a side rail mounted on each of two opposing sides thereof, each of said side rails pivotable between a raised position and a loweredposition.
3. An exercise bicycle according to claim 1 further comprising a backrest disposed adjacent said seat.
4. An exercise bicycle according to claim 3 further comprising: a strap attached to said backrest for encircling a user's abdomen.
5. An exercise bicycle according to claim 2 further comprising a seat belt mounted beneath said seat.
Patent number:
6220991
View patent at USPTO
Filing date:
January 22, 2000
Issue date:
April 24, 2001
Inventor:
David H. Sellers (Lawrenceville, GA)
Primary Examiner:
Stephen R. Crow
Attorney, Agent or Firm:
Tolar; Kenneth L
