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특허 상세정보

Engineered hardwood flooring system having acoustic attenuation characteristics

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) E04B-002/08   
미국특허분류(USC) 52/5891 ; 52/309.8 ; 52/592.1
출원번호 US-0362167 (1999-07-27)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Andrus, Sceales, Starke & Sawall
인용정보 피인용 횟수 : 98  인용 특허 : 7
초록

An engineered hardwood flooring system includes tongue and groove core planks, each having a hardwood top plate glued to the top surface of the core plank. The hardwood top plate is made by gluing thin strips of hardwood to form a planar top plate which is attached to the core plank. The hardwood top plate is coated with a polyurethane finish or the like to protect the luster and beauty of the hardwood. The core plank includes a plurality of holes extending completely through the core plank from a top surface of the core plank to a bottom surface of the ...

대표
청구항

[ I claim:] [1.] An engineered hardwood flooring system comprising a plurality of planks, each plank comprising:a core plank having tongue and groove construction along its lateral edges, the core plank having a top surface and a bottom surface and containing a plurality of holes extending completely through the core plank from the top surface to the bottom surface, said holes being arranged in a pattern for attenuating acoustic energy propagating in the core plank;a hardwood top plate attached to the top surface of the core plank, the hardwood top plate...

이 특허를 인용한 특허 피인용횟수: 98

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