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A method and apparatus for a treadmill having a frameless treadbase. The treadmill is lightweight and inexpensive. A preferred embodiment features an arched deck. The arched deck has a first end, a second end, and an intermediate portion, wherein the intermediate portion is has an upward incline or

A method and apparatus for a treadmill having a frameless treadbase. The treadmill is lightweight and inexpensive. A preferred embodiment features an arched deck. The arched deck has a first end, a second end, and an intermediate portion, wherein the intermediate portion is has an upward incline or convex arch. The arched deck provides intrinsic cushion and incline. The arched deck maintains a convex arch independent of any structure in the treadmill. Additionally, the arched deck is connected to a front support and a rear support, the front support being independent from the rear support.

대표청구항 ▼

1. A treadmill having a frameless treadbase, the treadbase configured to receive a user ambulating thereon, the treadmill comprising: a front support; a rear support; a deck having a first end, a second end, and an intermediate portion between the first end and the second end; and an endl

1. A treadmill having a frameless treadbase, the treadbase configured to receive a user ambulating thereon, the treadmill comprising: a front support; a rear support; a deck having a first end, a second end, and an intermediate portion between the first end and the second end; and an endless belt trained about the deck; wherein the only connection between the front support and the rear support is the deck. 2. A treadmill as recited in claim 1, wherein said deck maintains an upward arch.3. A treadmill as recited in claim 1, wherein the deck comprises an arched deck, the arched deck having a first end, a second end, and an intermediate portion between said first end and said second end, said arched deck forming an upward arch, said first end being connected to said front support member and said second end being connected to said rear support member, wherein the front support member and the rear support member are independent from one another and wherein the arched deck is configured to maintain its arched shape independent of any other structure.4. The treadmill of claim 3, wherein said first end and said second end of said arched deck are positioned below said intermediate portion of said arched deck.5. The treadmill of claim 3, wherein said arched deck maintains a convex arch independent from said front support and said rear support.6. The treadmill of claim 1, further comprising an upper-body support extending upward from said front support.7. The treadmill of claim 1, wherein said deck can be oriented between an operating position, and a storage position.8. A treadmill having a frameless treadbase, the treadbase configured to receive a user ambulating thereon, the treadmill comprising: a front support member; a rear support member; and an arched deck, the arched deck having a first end, a second end, and an intermediate portion between said first end and said second end, said arched deck forming an upward arch, said first end being connected to said front support member and said second end being connected to said rear support member, wherein the only connection between the front support and the rear support is the deck. 9. The treadmill of claim 8, wherein said first end and said second end of said arched deck are positioned below said intermediate portion of said arched deck when placed on a horizontal axis.10. The treadmill of claim 8, wherein said arched deck maintains a convex arch independent from said front support and rear support members.11. The treadmill of claim 8, wherein said front support member is independent from said rear support member.12. The treadmill of claim 8, wherein said arched deck deflects when pressure is applied to said arched deck.13. The treadmill of claim 8, further comprising a handrail extending upward from said front support member.14. The treadmill of claim 8, wherein said deck can be oriented between an operating position and a storage position, wherein said tread base is moved in an upright position.15. A treadmill comprising: first and second front support members, a front roller positioned between the first and second front support members; first and second rear support members that are each independent from each of the front support members, a rear roller positioned between the first and second rear support members; and an arched deck having a first end, a second end, and an intermediate portion between said first end and said second end, said arched deck forming an upward arch, said first end being connected to said front support members and said second end being connected to said rear support members, said arched deck maintains an arch independent from said front support members and said rear support members and an endless belt trained about said front roller and said rear roller. 16. The treadmill of claim 15, wherein said first end and said second end of said arched deck are positioned below said intermediate portion of said arched deck whe n placed on a horizontal axis.17. The treadmill of claim 15, wherein said arched deck deflects when pressure is applied to said arched deck.18. The treadmill of claim 15, further comprising a handrail extending upward from said front support member.19. The treadmill of claim 15, wherein said first end of said deck is pivotally connected to said front support members such that said tread base can be oriented between an operating position, wherein a user may ambulate upon said tread base, and a storage position, and wherein said tread base is moved in an upright position.20. The treadmill of claim 15, wherein the front and rear supports are integrally coupled to the deck.21. A frameless treadbase for use in a treadmill apparatus, the frameless treadbase configured to receive a user ambulating thereon, the treadbase comprising: a front support; a rear support; a deck having a first end, a second end, and an intermediate portion between the first end and the second end; said deck providing the sole structural support for the front and rear support; and an endless belt trained about the deck, wherein a rear portion of the treadbase is displaced by the force of the user ambulating on the deck of the treadmill.