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    • 2. 发明授权
    • Pet exercise apparatus
    • US11627722B2
    • 2023-04-18
    • US17596924
    • 2020-10-27
    • CAM Corp.
    • Jin Tae Moon
    • A01K15/02
    • Proposed is a pet exercise apparatus including a rotary body which is formed in an erected cylindrical shape, has at least one open side surface, and is disposed to be rotatable, so as to stimulate a pet's curiosity and induce spontaneous exercise thereof without harming the pet's emotions or health. The rotary body includes a tube and a movable ball. The tube has a transparent tubular shape, is partially filled with liquid, and is disposed along the inner circumference thereof. The movable ball is positioned near the surface of the liquid filling the tube. The rotary body rotates according to the movement of the pet who chases after the movable ball, so that the position of the movable ball is changed by a change in the position of the surface of the liquid so as to continuously stimulate the pet's curiosity.