| 摘要 |
A buffer apparatus of a treadmill including a bed rested on the ground, a tread apparatus and a buffer apparatus. A rail upward extends from the bed for a user to hold. The buffer apparatus is connected under the tread apparatus. The buffer apparatus includes an inflatable hollow main body and a pressurizing unit for inflating the main body. The main body has a buffer section and a fixing section for fixing the main body under the tread apparatus. The buffer section has a large interior space. After the main body is inflated by the pressurizing unit, a bottom end of the buffer section is still lower than a bottom end of the fixing section. The main body further has an intake and an exhaust port. After the pressurizing unit is activated, the air can go into and out of the main body through the intake and the exhaust port.
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