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US 5,494,411 AGranted
Portable hand air pump having collapsible handle and footstand
OwnerLouis Chuanginventor
Life of this patent
Estimating the term…
Abstract
A portable hand air pump includes a pump body having a foot support pivotally coupled to the bottom portion and having a hook secured to the upper portion. A hose has one end coupled to the pump body and has an attachment member secured to the other end for for engaging with a tire valve and for engaging with the hook so as to be secured to the pump body. An operating rod is slidably engaged in the pump body and has a hand grip pivotally coupled to the upper end. The foot support, the hose and the hand grip may be folded to a rather compact structure.
Claims1
A portable hand air pump comprising:
- a pump body including a bottom portion having a base provided therein and including an upper portion having a sleeve provided thereon, said base including a projection provided thereon, and said sleeve including a hook means secured thereto,
- a foot pedal including a first end pivotally coupled to said base and including a second end having an engaging hole formed therein for engaging with said projection of said base so as to secure said foot pedal to said base,
- a hose including a first end coupled to said bottom portion of said pump body and including a second end having an attachment member provided thereon for engaging with a tire valve means and for engaging with said hook means of said sleeve so as to secure said hose to said pump body, and
- an operating rod slidably engaged in said pump body and including an upper end having a hand grip pivotally coupled thereon at a pivot shaft for actuating said operating rod, said hand grip including a chamber formed therein for receiving said upper end of said operating rod and including an opening for engaging with said operating rod so as to allow said hand grip to rotate about said pivot shaft.
1 more element
Dependencies are inferred from the claim text.