Reduction gear
AssigneeSeiko Epson Corporation
InventorsYuya KATAOKA, Satoshi KINOSHITA, Hiroyuki KUSUMOTO
Life of this patent
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Abstract
A reduction gear includes an outer circumference internally toothed gear having first teeth; and an inner circumference externally toothed gear having a second teeth. The reduction gear relatively rotates while the first teeth and the second teeth engage each other. At least one of the first and second teeth has an elastic structure inside the tooth so that the tooth is elastically deformable.
Claims14
A reduction gear comprising:
- an outer circumference internal tooth gear having a first tooth;
- and
- an inner circumference external tooth gear having a second tooth,
- wherein the reduction gear relatively rotates while the first tooth and the second tooth engaged each other, and
- at least one of the first tooth and the second tooth has an elastic structure inside the tooth and the tooth is elastically deformable.
A reduction gear that rotates while a first tooth of an outer circumference internal tooth gear engages a second tooth of an inner circumference external tooth gear,
- wherein at least one of the first tooth and the second tooth has an interior elastic structure.
A reduction gear comprising:
- an outer ring gear having internally projecting first teeth;
- and
- an inner ring gear having externally projecting second teeth engaged with said first teeth,
- at least one of the first and second teeth has an internal elastic structure so that the at least one tooth is elastically deformable.
Dependencies are inferred from the claim text.