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US 6,144,306 AGranted
Door mat having sound generating device
OwnerChi Ming Huanginventor
Life of this patent
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Abstract
A door mat includes a mat element disposed on top of a base which includes a bottom portion for engaging with a supporting surface. A sound generating device is secured to the bottom of the base and includes a switch button extended downward for engaging with the supporting surface. A spring may bias the switch button away from the supporting surface for allowing the switch button of the sound generating device to be actuated and depressed to energize the sound generating device when the base is depressed toward the supporting surface against the spring.
Claims6
A door mat comprising:
- a base including a mat element provided thereon and including a bottom portion for engaging with a supporting surface,
- a sound generating device secured to said bottom portion of said base and including a switch button extended therefrom for engaging with said supporting surface, and
- means for biasing said switch button away from said supporting surface, said switch button of said sound generating device being actuated and depressed to energize said sound generating device when said base is depressed toward said supporting surface against said biasing means,
- wherein said bottom portion of said base includes at least one ear extended therefrom, at least one pin slidably engaged through said at least one ear and having a bottom end for engaging with said supporting surface, and means for biasing said bottom end of said at least one pin to engage with said supporting surface and to elevate and to space said switch button of said sound generating device from said supporting surface.
1 more element
Dependencies are inferred from the claim text.