A convertible leg exercise apparatus for performing different leg exercises has a first leg exercise arm pivotally mounted on a frame for rotation about a first pivot axis and a second leg exercise arm pivotally attached to the first arm for rotation about a second pivot axis spaced below the first
A convertible leg exercise apparatus for performing different leg exercises has a first leg exercise arm pivotally mounted on a frame for rotation about a first pivot axis and a second leg exercise arm pivotally attached to the first arm for rotation about a second pivot axis spaced below the first pivot axis. The second arm pivots about the second pivot axis away from the first arm to perform one leg exercise, while the first and second arms pivot together about the first pivot axis to perform another leg exercise. The second arm may be configured to perform a leg press exercise while the first and second arms rotate together to perform leg extension and leg curl exercises.
대표청구항▼
The invention claimed is: 1. A convertible leg exercise apparatus for performing at least two different types of leg exercise, comprising: a support frame having a floor or ground-engaging base; a first leg exercise arm pivotally mounted on the frame for rotation relative to the frame about a first
The invention claimed is: 1. A convertible leg exercise apparatus for performing at least two different types of leg exercise, comprising: a support frame having a floor or ground-engaging base; a first leg exercise arm pivotally mounted on the frame for rotation relative to the frame about a first pivot axis, the first leg exercise arm being configured to perform a first leg exercise; a second leg exercise arm configured to perform a second leg exercise; a second pivot connection defining a second pivot axis between the second leg exercise arm and the first leg exercise arm, the second leg exercise arm rotating about the second pivot axis relative to the first exercise arm to perform the second leg exercise, the second pivot axis being spaced below the first pivot axis; a foot engaging device associated with the second leg exercise arm for engagement by a user's feet when performing the second leg exercise; an exercise resistance associated with the exercise arms to provide a resistance when a user performs the first or the second exercise; the foot engaging device being movably mounted on the second leg exercise arm for movement between a first position when a user is performing leg press exercises and a second, storage position when a user is performing leg extension and leg curl exercises; wherein the foot engaging device is removably mounted on the second leg exercise arm and is removed from the second leg exercise arm in the second, storage position; the second leg exercise arm having an open upper end and the foot engaging device having a support post removably mounted in the open upper end of the second leg exercise arm in the first position; and the frame having a rear end and a forward end, and a storage post being located at or close to the rear of the frame for removably receiving the support post of the foot engaging device in the second, storage position. 2. The apparatus of claim 1, wherein the exercise resistance is adapted to provide exercise resistance to rotation of the first exercise arm about the first pivot axis when a user performs the first exercise and to provide exercise resistance to rotation of the second exercise arm about the second pivot axis when the user performs the second exercise. 3. The apparatus of claim 1, wherein each exercise arm follows a fixed path between a rest position and a finish position of a respective exercise. 4. The apparatus of claim 1, wherein the first exercise arm is configured for performing leg extension and leg curl exercises when rotated about the first pivot axis. 5. The apparatus of claim 4, further comprising a leg engaging device on the first exercise arm spaced below the first pivot axis for engagement by a user when performing leg extension and leg curl exercises, whereby the first and second exercise arms are rotated about the first pivot axis away from the frame when a user performs leg extension and leg curl exercises. 6. The apparatus of claim 4, further comprising a leg engaging device on the second exercise arm spaced below the first pivot axis for engagement by a user when performing leg extension and leg curl exercises, whereby the first and second exercise arms are rotated about the first pivot axis away from the frame when a user performs leg extension and leg curl exercises. 7. The apparatus of claim 1, wherein the first and second exercise arms have a height approximately the same as the height of the first pivot axis when the foot engaging member is moved to the second position and both exercise arms are in a rest position. 8. The apparatus of claim 1, wherein the height of the foot engaging device above the open end of the second arm is adjustable. 9. The apparatus of claim 1, wherein the second exercise arm has an upper end which is located in the vicinity of the first pivot axis in a rest position. 10. The apparatus of claim 1, wherein the base has a front end and a rear end; a user support is mounted on the frame and adapted to support a user in a seated position facing the front end of the frame when performing at least one type of leg exercise the first exercise arm has an upper end, the first pivot axis being located approximately at the upper end of the first exercise arm, and the second exercise arm having an upper end which is spaced in front of the upper end of the first exercise arm in the rest position; the second exercise arm rotating together with the first exercise arm and not rotating about the second pivot axis during performance of the first leg exercise. 11. The apparatus of claim 10, further comprising a pulley mounted at the upper end of the first exercise arm coincident with the first pivot axis, and a cable linking the exercise resistance to the second exercise arm extending at least partially around the pulley and linked to the second exercise arm at a location adjacent the upper end of the second exercise arm. 12. The apparatus of claim 1, further comprising a user support on the support frame for supporting the torso of a user in a user support area above the user support when performing at least leg extension and leg press exercises, the user support having a forward end, and the first pivot axis being located at a position spaced in front of the forward end of the user support. 13. The apparatus of claim 12, wherein the first and second leg exercise arms are spaced from the user support area in a finish position for the first exercise when the foot engaging device is moved to the second, storage position. 14. The apparatus of claim 1, further comprising a resistance transfer mechanism linking both exercise arms to the exercise resistance and requiring no adjustment to convert between the different leg exercises. 15. The apparatus of claim 14, wherein the resistance transfer mechanism comprises at least one cable. 16. The apparatus of claim 15, wherein the resistance transfer mechanism comprises a single cable linked to both exercise arms. 17. The apparatus of claim 15, wherein the resistance transfer mechanism comprises a single cable linked to the second exercise arm and linked to the frame at a location spaced from the second exercise arm. 18. The apparatus as claimed in claim 15, wherein the cable terminates at the exercise arms. 19. The apparatus as claimed in claim 15, further comprising at least one additional exercise device, and the cable extends from the leg exercise arms to the additional exercise device. 20. The apparatus of claim 19, wherein the cable is linked to the first exercise arm at a location after the pulley on the second exercise arm, whereby a single length of cable is pulled when performing the first exercise and a double length of cable is pulled when performing the second exercise. 21. The apparatus of claim 19, wherein the cable is linked to the frame at a location after the pulley on the second exercise arm. 22. The apparatus of claim 15, further comprising a pulley on the second exercise arm, the cable extending around the pulley. 23. The apparatus of claim 15, wherein the resistance transfer mechanism comprises a first cable associated with the first exercise arm and a second cable associated with the second exercise arm. 24. The apparatus of claim 23, wherein the first pivot axis is provided at a location in the vicinity of an upper end of the first exercise arm, and a pulley is mounted coaxially with the first pivot axis, the second cable extending at least partially around the pulley. 25. The apparatus of claim 24, wherein the second cable is coupled to the second exercise arm at a location after the pulley. 26. The apparatus of claim 23, wherein the second pivot axis is provided at a location in the vicinity of the lower ends of the first and second exercise arms and a pulley is mounted coaxially with the second pivot axis. 27. The apparatus of claim 26, wherein the first cable extends at least partially around the pulley at the second pivot axis. 28. The apparatus of claim 1, wherein the second pivot axis is spaced forwardly from the first pivot axis in a rest position of the first and second exercise arms. 29. The apparatus of claim 1, wherein the first exercise arm has a forwardly extending lower end portion which has a forward end spaced forward from the first pivot axis, and the second pivot connection is located on the forwardly extending lower end portion of the first exercise arm. 30. The apparatus of claim 1, wherein the first exercise arm has a forward end spaced forward from the first pivot axis, the second exercise arm has a lower end and the second pivot axis is between the forward end of the first exercise arm and the lower end of the second exercise arm. 31. The apparatus of claim 1, wherein the second exercise arm is substantially straight. 32. The apparatus of claim 1, wherein the frame has a front portion, the first exercise arm and the second exercise arm being located in a rest position when not in use, the first exercise arm having a front face and being located adjacent the front portion of the frame in the rest position, and the second exercise arm being located adjacent and resting against the front face of the first exercise arm in the rest position and when the first exercise is performed. 33. The machine of claim 1, wherein the leg exercise apparatus comprises a single exercise station mounted on the frame. 34. The machine of claim 1, further comprising at least one additional exercise station mounted on the frame and linked to the exercise resistance. 35. The machine of claim 1, further comprising a plurality of additional exercise stations mounted on the frame. 36. The machine of claim 1, wherein the foot engaging device comprises a foot plate and the support post extends downwardly from the foot plate to engage the upper end of the second exercise arm. 37. The machine of claim 36, wherein the support post is adjustably engaged with the second exercise arm to adjust the vertical height of the foot engaging device. 38. The apparatus of claim 1, further comprising a user engagement device mounted on one of the arms for engagement by a user when performing leg extension and leg curl exercises. 39. The apparatus of claim 38, wherein the user engagement device is mounted on the first exercise arm. 40. The apparatus of claim 38, wherein both the user engagement device and the foot engaging device are mounted on the second exercise arm, the second exercise arm being configured to rotate about the second pivot axis away from the first exercise arm when a user performs a leg press exercise, and the first and second exercise arms being configured to rotate together about the first pivot axis when a user performs a leg extension or leg curl exercise. 41. The apparatus of claim 1, wherein the base has a forward end, and a rear end; a user support mounted on the frame which is adapted to support a user in a seated position facing the forward end of the frame when performing at least one type of leg exercise; the first leg exercise arm being configured to perform a leg extension or leg curl exercise; the second leg exercise arm being configured to perform a leg press exercise; and the second pivot axis being spaced forwardly from the first pivot axis in all positions of the exercise arms. 42. An exercise machine, comprising: a frame having a base, a rear end, and a forward end, the base having at least one floor-engaging portion; a user support mounted on the frame at a location spaced above the floor-engaging portion; a convertible leg exercise station for performing at least two different leg exercises mounted on the frame for access by a user supported by the user support; an exercise resistance linked to the leg exercise station; the leg exercise station comprising a first exercise arm for performing at least one first leg exercise, and a second exercise arm for performing a second, different leg exercise; a first pivot connection which pivotally mounts the first exercise arm on the frame and defines a first pivot axis about which the first exercise arm rotates relative to the frame; a second pivot connection between the second exercise arm and the first exercise arm which defines a second pivot axis about which the second exercise arm rotates relative to the first exercise arm, the second pivot connection being spaced below the first pivot connection; a leg engaging device mounted on the leg exercise station for engagement by a user's legs when performing the first leg exercise, and a foot engaging device mounted on the second exercise arm for engagement by a user's feet when performing the second leg exercise; the second exercise arm having an upper end, and the foot engaging device extending vertically from the upper end of the second exercise arm; the foot engaging device being movably mounted at the upper end of the second exercise arm for movement between a first vertically extending position when performing the second exercise and a second storage position when performing the first exercise; the foot engaging device being removably mounted on the second exercise arm and the second storage position being spaced from the leg exercise station; and a storage location at or close to the rear of the frame for storing the foot engaging device when removed from the second exercise arm. 43. The machine of claim 42, wherein the foot and leg engaging devices are separate and independent whereby the user engages only one of the engaging devices during performance of the respective exercises; and the first leg exercise comprises a leg extension or a leg curl exercise, and the second leg exercise comprises a leg press exercise. 44. The machine of claim 42, further comprising a resistance transfer mechanism linking the exercise resistance to the leg exercise station. 45. The machine of claim 44, wherein the resistance transfer mechanism comprises a cable and pulley linkage. 46. The machine of claim 45, wherein the cable and pulley linkage includes at least one cable extending to the leg exercise station. 47. The machine of claim 46, wherein the cable and pulley linkage includes a single load-bearing cable extending to the leg exercise station for providing exercise resistance for all exercises performed at the station. 48. The machine of claim 46, wherein the cable and pulley linkage includes a first load-bearing cable extending to the leg exercise station for providing a first exercise resistance for the first leg exercise and a second load-bearing cable extending to the leg exercise station for providing a second exercise resistance for the second leg exercise. 49. The machine of claim 48, wherein no adjustment of the first and second load-bearing cables is required for performing either leg exercise. 50. The machine of claim 44, wherein the resistance transfer mechanism at the leg exercise station comprises a single movable pulley and a single cable. 51. The machine of claim 50, wherein the single movable pulley is mounted on the second exercise arm and the cable extends at least partially around the single movable pulley. 52. The machine of claim 51, wherein the cable extends from the single movable pulley to the first exercise arm. 53. The machine of claim 51, wherein the cable extends from the single movable pulley to the frame. 54. The machine of claim 44, wherein the resistance transfer mechanism is configured to provide a first adjustable exercise resistance for the first leg exercise and a second adjustable exercise resistance for the second leg exercise, the second exercise resistance being greater than the first exercise resistance. 55. The machine of claim 42, wherein the first exercise arm comprises a leg extension/leg curl arm configured for performing leg extension and leg curl exercises and the second exercise arm comprises a leg press arm configured for performing leg press exercises, the foot engaging device being movably mounted on the leg press arm.
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이 특허에 인용된 특허 (14)
Mask Ernest D. (311 Marion La. Lee\s Summit MO 64063), Articulated exercise bench with leg curl device.
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