Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
October 10, 2006
Patent Application Number
10691861
Date Filed
October 24, 2003
Patent Citations Received
Patent Primary Examiner
Patent 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.
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