Gear device
AssigneeSumitomo Heavy Industries, Ltd.
InventorsMitsuhiro Tamura, Masahiro Watanabe
Life of this patent
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Abstract
A gear device includes a resin gear that is formed of a first resin material, and a connected member that is formed of a second resin material and that is connected to the resin gear, in which the first resin material is a fiber-reinforced resin obtained by filling a first base material resin with first reinforcement fibers, the second resin material is a fiber-reinforced resin obtained by filling a second base material resin with second reinforcement fibers, and a fiber content ratio of the second reinforcement fibers in the second resin material is higher than a fiber content ratio of the first reinforcement fibers in the first resin material.
Claims14
A gear device comprising:
- a resin gear that is formed of a first resin material;
- and
- a connected member that is formed of a second resin material and that is connected to the resin gear,
- wherein the first resin material is a fiber-reinforced resin obtained by filling a first base material resin with first reinforcement fibers,
- the second resin material is a fiber-reinforced resin obtained by filling a second base material resin with second reinforcement fibers, and
- a fiber content ratio of the second reinforcement fibers in the second resin material is higher than a fiber content ratio of the first reinforcement fibers in the first resin material.
Dependencies are inferred from the claim text.