Patents Assigned to Spirit Manufacturing, Inc.
  • Patent number: 6241638
    Abstract: A fold-up treadmill apparatus for in-place walking, jogging, and running exercise is provided. The treadmill apparatus includes a base assembly and a treadmill assembly. The treadmill assembly has a forward end and a rearward end. According to the presently most preferred embodiment, the forward portion of the treadmill assembly is pivotally mounted to the base assembly and the rearward end is free. The treadmill assembly includes a means for raising and lowering the forward end of the treadmill assembly, whereby the incline of the treadmill assembly can be adjusted between about zero degrees to the horizontal and about fifteen degrees to the horizontal when the rearward end of the treadmill assembly is supported on a floor.
    Type: Grant
    Filed: March 24, 1998
    Date of Patent: June 5, 2001
    Assignee: Spirit Manufacturing, Inc.
    Inventor: C. Rodger Hurt
  • Patent number: 6110076
    Abstract: A fold-up treadmill apparatus for in-place walking, jogging, and running exercise is provided. The treadmill apparatus includes a base assembly and a treadmill assembly. The treadmill assembly has a forward end and a rearward end. According to the presently most preferred embodiment, the forward portion of the treadmill assembly is pivotally mounted to the base assembly and the rearward end is free. The treadmill assembly includes a means for raising and lowering the forward end of the treadmill assembly, whereby the incline of the treadmill assembly can be adjusted between about zero degrees to the horizontal and about fifteen degrees to the horizontal when the rearward end of the treadmill assembly is supported on a floor.
    Type: Grant
    Filed: March 24, 1998
    Date of Patent: August 29, 2000
    Assignee: Spirit Manufacturing, Inc.
    Inventor: C. Rodger Hurt
  • Patent number: 5921893
    Abstract: A fold-up treadmill apparatus for in-place walking, jogging, and running exercise is provided. The treadmill apparatus includes a base assembly and a treadmill assembly. The treadmill assembly has a forward end and a rearward end. According to the presently most preferred embodiment, the forward portion of the treadmill assembly is pivotally mounted to the base assembly and the rearward end is free. The treadmill assembly includes a means for raising and lowering the forward end of the treadmill assembly, whereby the incline of the treadmill assembly can be adjusted between about zero degrees to the horizontal and about fifteen degrees to the horizontal when the rearward end of the treadmill assembly is supported on a floor.
    Type: Grant
    Filed: March 24, 1998
    Date of Patent: July 13, 1999
    Assignee: Spirit Manufacturing, Inc.
    Inventor: C. Rodger Hurt
  • Patent number: 5833577
    Abstract: A fold-up treadmill apparatus for in-place walking, jogging, and running exercise is provided. The treadmill apparatus includes a base assembly and a treadmill assembly. The treadmill assembly has a forward end and a rearward end. According to the presently most preferred embodiment, the forward portion of the treadmill assembly is pivotally mounted to the base assembly and the rearward end is free. The treadmill assembly includes a means for raising and lowering the forward end of the treadmill assembly, whereby the incline of the treadmill assembly can be adjusted between about zero degrees to the horizontal and about fifteen degrees to the horizontal when the rearward end of the treadmill assembly is supported on a floor.
    Type: Grant
    Filed: September 24, 1996
    Date of Patent: November 10, 1998
    Assignee: Spirit Manufacturing, Inc.
    Inventor: C. Rodger Hurt
  • Patent number: 5078390
    Abstract: An exercising device having a stationary frame and a pair of foot supporting beams pivotally secured to the stationary frame. A crank assembly is pivotally secured about a transverse axis to a post on the stationary frame above a pivot pin securing foot engaging beams to the post such that connecting rods secured between spaced-apart cranks and the beams cause the beams to move oppositely in unison as the weight of a user is alternately applied to the unsupported ends of the beams.
    Type: Grant
    Filed: September 13, 1989
    Date of Patent: January 7, 1992
    Assignee: Spirit Manufacturing, Inc.
    Inventor: Charles R. Hurt
  • Patent number: D319275
    Type: Grant
    Filed: September 13, 1989
    Date of Patent: August 20, 1991
    Assignee: Spirit Manufacturing, Inc.
    Inventor: Charles R. Hurt