Patents Assigned to Robert M. Greening, Jr.
  • Exercise apparatus providing resistance variable during operation
    Patent number: 4934692
    Abstract: An exercise device including a pedal crank and a hand crank separately drivingly connected to a flywheel provided with a braking mechanism remotely controllable to vary the amount of braking, in response to operation of switches located on the hand crank in a location making removal of the hand from the hand crank unnecessary to operation of the switches. The switches also control selection of various displays of information concerning the exercise being performed.
    Type: Grant
    Filed: April 29, 1986
    Date of Patent: June 19, 1990
    Assignee: Robert M. Greening, Jr.
    Inventor: Steve Owens
  • Physical exerciser
    Patent number: D305347
    Type: Grant
    Filed: September 28, 1987
    Date of Patent: January 2, 1990
    Assignee: Robert M. Greening, Jr.
    Inventors: Steve Wittenbrock, Robert M. Greening, Jr.