Integrally formed gear set with a plurality of gears
OwnerCheng Ming Leeinventor
Life of this patent
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Abstract
An integrally formed gear set with a plurality of gears comprises a first, a second and a third gear. Each gear has a plurality of teeth and a plurality of recess portions. The teeth and recess portions are alternatively arranged. The first, second and third gears are formed by a sheet which is firstly formed as a stepped structure containing three layers which are the first gear, second gear and third gears; the rings between two gears are formed with a plurality of teeth which are bent to be at the same plane of the second and third gears.
Claims2
An integrally formed gear set with a plurality of gears comprising a first gear, a second gear and a third gear;
- each of the first gear, second gear and third gear being formed with a plurality of teeth and a plurality of recess portions;
- a diameter of the second gear being smaller than that of the first gear and the diameter of the third gear being smaller than that of the second gear;
- the teeth and recess portions being alternatively arranged;
- each gear surface of the second gear and third gear being vertically extended with protruding rings;
- an outer side of each protruding ring having a plurality of protruding sheets which are vertical to a plurality of one of surfaces of the first gear and the second gear;
- a concave portion is formed between two adjacent protruding sheets;
- each protruding sheet being vertically extended from a respective recess portion;
- the concave portion being between two adjacent recess portions;
- the third gear having an assembling hole at a center thereof for assembling with a rod;
- and
- wherein the first, second and third gears are formed integrally.
Dependencies are inferred from the claim text.