Self-cleaning lawn spike
OwnerGuanghua Zhuinventor
Life of this patent
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Abstract
Disclosed is a self-cleaning lawn spike, which includes a shoe board, a bottom surface of the shoe board having a plurality of vertically downward protruding cleats, a floating board is disposed below the shoe board, and the floating board is provided with through holes corresponding to cleats one by one, and the cleats are movably connected to corresponding through holes; a rebound device is disposed between the shoe board and the floating board; the rebound device pushes the floating board downward, but not beyond the tips of the cleats, effectively removing leaves, soil and other debris caught on the cleats during puncturing.
Claims7
A self-cleaning lawn spike comprising a shoe board for wearing on a sole of a foot, a bottom surface of the shoe board having a plurality of vertically downward protruding cleats, wherein a floating board is disposed below the shoe board, and the floating board is provided with through holes corresponding to the cleats one by one, and the cleats are movably threaded through corresponding through holes;
- a rebound device is disposed between the shoe board and the floating board, so that the shoe board and floating board form an elastic fit along an axial direction of the cleats by the rebound device;
- when no external force is exerted, the floating board is pushed downward but not beyond tips of the cleats by the rebound device, wherein the rebound device comprises a spring and a guide post threaded in the spring, one end of the spring being connected to the shoe board and another end of the spring being connected to the floating board;
- and wherein one or a plurality of flexible traction members are provided between the shoe board and the floating board, one end of the flexible traction member being connected to the shoe board and another end of the flexible traction member being connected to the floating board, the shoe board limiting a maximum distance the floating board is pushed downwardly by the rebound device by a length of the flexible traction member.
Dependencies are inferred from the claim text.