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An exercise apparatus used to simulate skating or roller blading movement in a user includes a pair of sleds or shuttles which include a pedal adapted to support the foot of a user standing thereon. The shuttles are movable along a respective guide assembly consisting of one or more rails which cur

An exercise apparatus used to simulate skating or roller blading movement in a user includes a pair of sleds or shuttles which include a pedal adapted to support the foot of a user standing thereon. The shuttles are movable along a respective guide assembly consisting of one or more rails which curve away from each other extending from proximate forwardmost ends, outwardly and rearwardly. The rail assemblies are provided in a substantially mirror arrangement and curve downwardly from their respective forwardmost ends to a lowermost distal portion. A guide member is provided to assist in positioning and maintaining the shuttles in sliding movement along each guide assembly, whereby the reciprocal sliding movement of the shuttles along an associated guide assembly acts to guide the feet of the user in skating or roller blade movement.

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I claim: 1. A skating exercise apparatus for simulating skating or roller blading movement in a user, said apparatus extending generally in a front-to-back direction and including, a pair of shuttles, each of said shuttles for supporting a foot of said user standing in a generally forward facing po

I claim: 1. A skating exercise apparatus for simulating skating or roller blading movement in a user, said apparatus extending generally in a front-to-back direction and including, a pair of shuttles, each of said shuttles for supporting a foot of said user standing in a generally forward facing position thereon facing towards a front of the apparatus, a pair of guide assemblies, each guide assembly supporting and limiting an associated one of said shuttles in reciprocal movement along a respective associated predetermined path, and wherein said shuttles are movable by said guide assembly along said associated predetermined path, each of said predetermined paths consisting of a path extending in a direction away from the other in a generally mirror arrangement about a central plane of the apparatus such that the paths do not substantially cross the central plane and extend from a respective raised proximal upper portion and curving rearwardly and extending downwardly to a lower distal portion, and whereby each of the shuttles are alternating reciprocally movable along said associated predetermined paths with a foot of the user thereon from a respective raised proximal upper position with the shuttle being spaced towards the front of the apparatus, to a lower distal position wherein the shuttle is moved rearwardly therefrom, and wherein when a first one of said shuttles is positioned in said proximal upper position, the second other shuttle being positionable in the distal position to move the user's feet generally in simulated skating or roller blading movement. 2. The exercise apparatus of claim 1 wherein each said guide assembly includes a guide rail, said apparatus further including a guiding mechanism for guiding an associated shuttle in movement along the guide rail, the guiding mechanism having at least one wheel rotatably engaging the said guide rail for rolling movement therealong. 3. The exercise apparatus of claim 1 further including a return device for biasing the shuttles to an initial starting position spaced towards the proximal upper position. 4. The exercise apparatus of claim 3 wherein said return device is selected from a flexible wire cable, a resiliently extendable spring and a resiliently extendable shock cord. 5. The exercise apparatus of claim 1 further including a tensioning mechanism selectively operable to permit said user to vary resistance to the movement of said shuttles in at least one direction along said predetermined path. 6. The exercise apparatus as claimed in claim 1 wherein each of said guide assemblies comprise a pivotally movable elongated support arm extending from a respective rearward end to a forward end, the associated one of said shuttles being mounted to the forward end of each support arm for pivotal movement relative thereto, the rearward end of each support arm being mounted to a pivot joint for selective reciprocal rotational movement thereabout from a first position wherein said forward end is moved with said associated shuttle positioned at said raised upper position, and a second position wherein said associated shuttle is positioned in said lower distal position. 7. The exercise apparatus of claim 1 further including a pair of pedals being mounted to a respective shuttle and having a pedal surface sized to support a foot of said user standing thereon, when said shuttle is in the lower distal position, said pedal surface in an orientation inclined substantially in a direction of said predetermined path relative to the horizontal, an angle at between about 15 and 50째, to support said user's foot thereon oriented in a generally outward sideways orientation. 8. The exercise apparatus of claim 7 wherein when said shuttle is in said upper position said pedal surface in an orientation inclined relative to the horizontal at an angle of between 0 and 짹15째. 9. The exercise apparatus of claim 7 wherein said guide assemblies each comprise guide rails, the guide rails each including a rail portion which each curves in a mirror arrangement continuously downwardly and rearward from respective raised proximal upper end portions to lower distal end portions, and a tensioning mechanism selectively operable by said user to vary resistance to the movement of said shuttles in at least one direction along an associated one of said rail portions. 10. The exercise apparatus of claim 9 further including a return device for biasing the shuttles to an initial starting position spaced towards the proximal end portion of said associated guide rail. 11. The exercise apparatus as claimed in claim 7 wherein in said lower distal position said pedal is positioned in an orientation generally transverse to said direction of said predetermined path at an angle of between about 15째 and 30째 relative to horizontal to position the toes of said user's foot thereon in a generally downwardly extending orientation. 12. The exercise apparatus as claimed in claim 1 wherein each of said shuttles further includes a planar pedal surface, in the lower distal position the shuttle pedal surface is positioned in an orientation inclined generally in a forward direction of said apparatus at an angle inclined at between 15 and 50째 relative to the horizontal. 13. The exercise apparatus as claimed in claim 12 wherein when the shuttle is in the upper position, the pedal surface is positioned in an orientation inclined at an angle relative to the horizontal at between 0 and 짹15째. 14. The exercise apparatus as claimed in claim 13 wherein when the shuttle is in said lower distal position, said pedal surface is positioned in an orientation selected to align a foot of said user thereon generally transversely to said direction of said predetermined path and inclined at an angle of between about 15째 and 30째 relative to horizontal. 15. The exercise apparatus of claim 1 wherein each shuffle further includes a pedal having a pedal surface sized to support said user's foot thereon, in the lower distal position the pedal surface inclined in a direction generally transverse to the direction of the predetermined path at an angle inclined relative to the horizontal for supporting said user's foot thereon with the toes pointing in a generally downwardly inclined orientation. 16. The exercise apparatus of claim 15 wherein in the lower distal position the pedal surface is inclined at an angle of between about 15 and 30째. 17. An exercise apparatus extending generally in a front-to-back direction and comprising, a pair of shuttles, each for movably supporting a foot of a user standing in a generally forward facing position thereon facing towards a front of the apparatus and including a shuttle frame, a guide assembly, said guide assembly supporting and limiting each said shuttle in reciprocal movement along an associated predetermined path, said predetermined paths oriented in a substantially mirror arrangement and each extending in a direction away from the other such that the paths do not substantially cross a central plane and extend from a generally adjacent raised proximal upper end portion spaced towards the front of the apparatus, and curving continuously downwardly and rearwardly to a lower distal end portion rearwardly from the proximal upper end portion, each of the shuttles being substantially restricted in movement along said associated predetermined path between a raised forwardmost position spaced towards the upper end portion and a lowered rearward position spaced towards the lower distal end portion, and wherein when a first one of said shuttles is positioned in said proximal upper position, the second other shuttle being positionable in the distal position to move the user's feet to substantially simulate a lateral motion of the user's foot movement during skating. 18. The exercise apparatus of claim 17 further including a return device for biasing the shuttles to an initial starting position adjacent the proximal end portion. 19. The exercise apparatus of claim 18 wherein said return device is selected from a resiliently extendable spring and a resiliently extendable shock cord. 20. The exercise apparatus of claim 17 further including a tensioning mechanism operable to permit said user to vary resistance to the movement of said shuttles in at least one direction along said predetermined path. 21. The exercise apparatus of claim 17 wherein each said shuttle further comprises, a plate mounted to said frame and sized to substantially support at least part of one of said user's feet with said user standing thereon, said frame including a proximal plate support spaced closest towards said proximal end portion of said associated predetermined path, and a distal support spaced closest towards said distal end portion of said predetermined path, said distal plate support extending vertically a distance greater than said proximal plate support whereby said plate is inclined forwardly as said shuttle moves along the associated predetermined path from the proximal end portion towards the distal end portion. 22. The exercise apparatus of claim 21 wherein said proximal plate support and said distal plate support extend by a distance selected so that said plate assumes an orientation inclined at between 0 and 짹15째 when the shuttle is located adjacent to the proximal end portion. 23. The exercise apparatus as claimed in claim 17 wherein said guide assembly comprises a pair of guide rails which continuously curve downward and rearwardly from proximatemost raised upper ends to lowermost distal ends. 24. The exercise apparatus as claimed in claim 17 wherein each of said shuttles further includes a pedal having a longitudinal length and a lateral width for supporting said user's foot, when said shuttle is at said lower distal position said pedal being positioned with its longitudinal length in an orientation inclined in a first generally transverse direction to said predetermined path at an angle of between about 15째 and 30째 relative to horizontal to position the toes of said user's foot thereon in a generally downwardly extending orientation. 25. The exercise apparatus as claimed in claim 24 wherein in the lower distal position the pedal is moved to an orientation with its lateral width inclined in a second generally forward direction of said apparatus at an angle of between 15 and 50째 relative to the horizontal. 26. The exercise apparatus as claimed in claim 24 wherein when the shuttle is in the upper position the said pedal is oriented at an inclined angle relative to the horizontal of between 0 and 짹15째. 27. An ice skating or roller blading exercise apparatus, the apparatus generally extending in a front-to-back direction and including a handle member provided towards a forward end of the apparatus, a pair of shuttles for movably supporting a foot of a user standing in a generally forward facing position thereon facing the forward end of the apparatus, a guide assembly limiting movement of said shuttles in reciprocal movement along an associated predetermined path, each of said predetermined paths extending generally in a direction away from a central plane of the apparatus such that the paths do not substantially cross the central plane and extend from a respective forward proximal portion spaced towards the forward end of the apparatus and curving outwardly and rearwardly to a respective lower distal portion spaced rearwardly therefrom, said shuttles being substantially limited in reciprocal movement along said associated predetermined path, and wherein when a first one of said shuttles is positioned towards said proximal portion, the second other shuttle being positionable at the distal portion to enable movement of the user's feet in a lateral motion generally simulating skating or roller blading movement. 28. The exercise apparatus of claim 27 wherein said guide assembly comprises a pair of rails, each said rail associated with a respective shuffle and curving in the direction of said respective predetermined path downwardly and rearward from a proximal end adjacent the proximal portion of said respective path towards a distal end adjacent the distal portion of said respective predetermined path, the apparatus further including a return device for biasing the shuttles to an initial staffing position spaced towards the proximal end of said associated rail, and a tensioning mechanism selectively operable to permit said user to vary resistance to the movement of said shuttles towards the distal end portion. 29. The exercise apparatus of claim 28 wherein each of said shuttles further comprise, a generally planar plate sized to support at least part of one of said user's feet thereon, said planer plate being pivotal coupled to a remaining portion of said shuttle, a frame including a proximal support spaced towards said proximal end of the associated rail, and supporting a proximate-most portion of said plate, and a distal support spaced towards said distal end of said associated rail and supporting a distal-most portion of said plate, and wherein said distal support extends from said associated rail a height selected generally greater than that of said proximal support. 30. The exercise apparatus of claim 28 wherein each of said shuttles further comprise, a pedal comprising a planar plate sized to support one of said user's feet thereon, a frame including a proximal support spaced towards said proximal end of said associated rail, and supporting a proximate-most portion of said plate, and a distal support spaced towards said distal end of said associated rail and supporting a distal-most portion of said plate, said distal support extending from said associated rail a height selected generally greater than that of said proximal support, and wherein said proximal and distal support extends a height above said associated rail by a distance selected so that said plate assumes an orientation inclined relative to the horizontal at between 0 and 짹15째 when the shuttle is moved to a position adjacent to the proximal end, and inclined at between about 15 and 50째 when the shuffle is moved to the distal end. 31. The exercise apparatus as claimed in claim 27 wherein each said shuttle includes a generally planar support surface for supportingly engaging said user's foot, when said shuttle is moved to the lower distal portion of said predetermined path the support surface being positioned in an orientation inclined generally in a forward direction of said apparatus at an angle inclined at between 15 and 50째 relative to the horizontal. 32. The exercise apparatus as claimed in claim 27 wherein each said shuttle includes a generally planar support surface for supportingly engaging said user's foot when said shuttle is moved to the proximal portion of the predetermined path, the support surface being positioned in an orientation inclined at an angle relative to the horizontal at between 0 and 15째. 33. The exercise apparatus as claimed in claim 27 wherein each said shuttle includes a generally planar support surface for supportingly engaging said user's foot, when said shuttle is moved to said lower distal portion of said predetermined path said support surface being positioned with a longitudinal length in an orientation generally transverse to said direction of said predetermined path at an angle of between about 15째 and 30째 relative to horizontal. 34. The exercise apparatus as claimed in claim 33 wherein when said shuttle is moved to the lower distal portion of the predetermined path, the support surface being positioned with a lateral width in an orientation inclined generally in a forward direction of said apparatus at an angle inclined at between 15 and 50째 relative to the horizontal. 35. The exercise apparatus as claimed in claim 33 wherein when said shuttle is moved to the proximal portion of the predetermined path, the support surface being positioned in an orientation inclined at an angle relative to the horizontal at between 0 and 짹15째. 36. An ice skating or roller blading exercise apparatus, said apparatus extending generally in a front-to-back direction and comprising, a pair of shuttles, each including an associated pedal having an upper surface for movably supporting a foot of a user standing in a generally forward facing position thereon facing a front of the apparatus, a guide assembly, said guide assembly supporting and limiting each said shuttle in movement along an associated predetermined path, said predetermined paths extending in a substantially mirror arrangement and in a direction away from the other such that the paths do not substantially cross a central plane and extend from a raised upper position and curving downwardly and rearwardly to a lower distal position, and wherein in actuation of said apparatus: said shuttles are each substantially limited in reciprocal movement along said associated predetermined path, and wherein when a first one of said shuttles is positioned in said proximal upper position, the second other shuttle being positionable in the distal position, wherein in the lower distal position, the shuttle positions an upper surface of said pedal in an orientation inclined generally in a forward direction relative to the horizontal at an angle between about 15째 and 50째, and wherein in said upper position said shuttle positioning said upper surface of said pedal in an orientation inclined relative to the horizontal at an angle between 0 and 15째. 37. The ice skating apparatus as claimed in claim 36 wherein in said lower distal position said upper surface of said pedal is further inclined in generally transverse to the direction of said predetermined path at an angle of between about 15째 and 30째 relative to horizontal to reposition the toes of said user's foot thereon in a generally downwardly extending orientation. 38. An exercise apparatus comprising, a pair of pedals, each for movably supporting a foot of a user standing in a generally forward facing position thereon, a guide assembly, said guide assembly supporting and limiting each said pedal in reciprocal movement along an associated predetermined path, said predetermined paths oriented in a substantially mirror arrangement and each extending in a direction away from the other such that the paths do not substantially cross a central plane and extend from a generally adjacent raised proximal upper end portion and curving outwardly and rearwardly, and extending downwardly to a lower distal end portion, a return device for biasing the pedals to an initial starting position spaced towards the proximal end portion, and a tensioning mechanism operable to permit said user to vary resistance to the movement of said pedals in at least one direction along said predetermined path. 39. The exercise apparatus of claim 38 wherein said guide assembly is configured to support an upper surface of said pedal in an orientation inclined at between 15 and 50째 when the pedal is located adjacent to the distal end portion.