| 摘要 |
A hand pump includes a cylinder defining a chamber therein. A reciprocating member has a first end slidably received in the chamber of the cylinder and a second end extended beyond the first end of the cylinder. A head is mounted to the second end of the cylinder and includes an engaging portion for engaging with a valve of an object to be inflated. A handle is attached to the second end of the reciprocating member rod and includes a first arcuate recess for engaging with a seat tube of a bicycle. An attaching member is mounted to the head and includes a second arcuate recess for engaging with a head tube of the bicycle. The attaching member and the head are movable relative to each other along a longitudinal direction of the cylinder.
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