Portable inflator for tyre

Title: Portable inflator for tyre

Brief Patent Description - Full Patent Description - Patent Claims

The Patent Description & Claims data below is from USPTO Patent Application 20080199324, Portable inflator for tyre.

1. A portable inflator for tyre including a top cover, a bottom cover attached to the top cover, a pressure gauge, a switch and an accessories cover, the pressure gauge, the switch and the accessories cover being placed into the corresponding hole and trough which are defined in the top of the top cover and the bottom cover, an electric motor being placed inside the top cover and the bottom cover, supports pads being defined symmetrically at the inner walls of the top cover and the bottom cover, the pressure gauge connects with a cylinder cover by its connection module, the cylinder cover connecting with the integrative support cylinder by a seal part, a motor gear installed at the output shaft of the electric motor is mated with a gearing mechanism, the end of the gearing mechanism connecting with a piston by a piston shaft.

2. The portable inflator for tyre of claim 1, wherein the connection module of the pressure gauge includes a connective base projecting from the bottom of the pressure gauge, a column seal groove integrally defined in the bottom of the connective base, and sealing rings disposed between the connective base inserting into the cylinder cover and the cylinder cover.

3. The portable inflator for tyre of claim 1, wherein the integrative support cylinder includes the cylinder, the piston placed into the cylinder, an L-shaped support integrally extending from the bottom outer wall of the cylinder and perpendicular to the axis of the cylinder, a triangle stiffening rib integrally formed with the top of the L-shaped support and the outer wall of the cylinder, a sleeving hole of the electric motor output shaft and a sleeving hole of the gearing mechanism drive shaft respectively defined in the top and bottom of the L-shaped support, protruding parts each defined with a screw hole symmetrically protruding in the both ends of the sleeving hole of electric motor output shaft.

4. The portable inflator for tyre of claim 1, wherein the gearing mechanism includes a deceleration gear nested in the drive shaft, a cam shaft inserted in the wrap hole projected from the center of the deceleration gear, a connecting rod nested in one end of the cam shaft, and an orienting hole defined in the top of connecting rod and perpendicular to the connecting rod for positioning the piston by the piston shaft being inserted in the piston and the orienting hole.

Brief Patent Description - Full Patent Description - Patent Claims

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Previous Patent Application:
Reciprocating pump with electronically monitored air valve and piston
Next Patent Application:
Compression system, multicylinder rotary compressor, and refrigeration apparatus using the same
Industry Class:
Pumps

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