Air pump for bicycles
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Apr 26, 2005
Grant Date -
Oct 16, 2003
app pub date -
Apr 8, 2003
filing date -
Apr 11, 2002
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An air pump for bicycles comprises: an air storage tank 5 for storing compressed air which is charged thereinto from a manual pump 30 through tank-charging passages 43b and 43a; an air-charge valve 44 or 49 for preventing air stored in the air storage tank 5 from reversely flowing toward the manual pump 30 through the tank-charging passages 43b and 43a; air passages 43a and 43c which extends from the air storage tank 5 and which is formed at its tip end with an air discharge port which charges air into a bicycle tire; and an opened and closed valve for opening and closing the air passages 43a and 43c. With this structure, it is possible to provide an air pump for bicycles capable of swiftly charging a large volume of high-pressure air into a bicycle tire.
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