Patent ID: 7691042
Filing Date: 2010-04-06
Classification: A63B

Abstract:
1. An abdominal exerciser apparatus comprising: a support frame; a bench track pivotally affixed to the support frame; a bench surface region affixed to the bench track; an extension support rigidly affixed to the support frame; an extension, having a predefined first radial arc, rigidly affixed to the bench track including a plurality of perpendicular footrests telescopically supported by the extension support; a first locking pin between the extension and the extension support; a lumbar support adjacent the bench surface and slidingly supported by the support frame; a second locking pin between the lumbar support and the support frame; the lumbar support having a semicylindrical support surface with a second predefined radial arc; a laterally adjustable first wall connected to the lumbar support; a laterally adjustable second wall connected to the lumbar support; and, an adjustment means, attached to each of the pair of walls, for laterally moving the pair of walls with respect to the semicylindrical support surface.