| 摘要 |
An exercise treadmill ( 20 ) is described having a number of assembly improvements. In one embodiment, a pivot assembly ( 50 ) is provided to allow a treadmill deck ( 32 ) to deflect during use. The rear pivot assembly includes a pin ( 56 ) transversely mounted on the upper surface of a treadmill frame ( 22 ). A pivot block ( 54 ) is attached to the deck and includes a lower channel ( 58 ) that engages the pin. In another embodiment, an adjustable rear foot assembly ( 70 ) is provided having a foot ( 74 ) that is rotatable within a mounting block ( 72 ). The foot is easily accessed through an upper opening ( 96 ) in the treadmill. In yet another embodiment, an air dam ( 100 ) is provided between a motor compartment ( 102 ) and an adjacent endless belt ( 28 ). In still another embodiment, a highly elastic drivebelt ( 120 ) is used between a motor assembly ( 104 ) and a roller assembly ( 24 ) that drives the endless belt ( 28 ). Lastly, an embodiment is described in which the treadmill frame ( 22 ) is assembled using swaged fasteners ( 38 ).
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