摘要 |
A pressure gauge assembly for a bicycle tire includes a gauge portion having an indicator, a shaft, and a lower portion. The shaft includes a recess and a channel portion which is in communication with the recess and the gauge portion. A button is mounted in the recess. The lower portion defines a compartment in communication with the channel portion. Two bushings, respectively engage two ends of the compartment, and a drive member mounted with an O-ring is included in the compartment. Two holes, respectively, defined on two ends of the drive member are not in communication with each other. A protruding end is defined on an end and a insert end included in another end of the drive member The drive member is moveable in the compartment.
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