[특허]Ventilation cushion for chairs

[미국특허] Ventilation cushion for chairs 원문보기

IPC분류정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	A47C-007/74
출원번호	US-0531702 (1995-09-21)
발명자 / 주소	Liou Yaw-Tyng (No. 116 Shih chien St. Fengyuan City Taichung Hsien TWX)
인용정보	피인용 횟수 : 101 인용 특허 : 0

초록 ▼

A ventilation cushion including a seat and a back cushion hinged together, each cushion defining a plurality of air passages and air holes, a plurality of air hoses connected between the seat cushion and the back cushion for guiding air between the cushions, and air fan means to draw air through the

대표청구항 ▼

A ventilation cushion comprising a hinge, two base plates joined by said hinge, a seat cushion and a back cushion respectively mounted on said base plates, said seat cushion and said back cushion each comprising an upper portion and a lower portion, longitudinally and transversely aligned rows of flat blocks raised from said upper portion, a plurality of longitudinally and transversely aligned air holes disposed in the spaces defined among said flat blocks, and a plurality of air passages in said lower portion and in communication with said air holes respectively, and a plurality of air hoses connected between the air passages in said seat cushion and the air passages in said back cushion, the air passages of said seat cushion including a plurality of inner air passages forming an air circulation loop and an outer air passage surrounding said air circulation loop, said outer air passage having a plurality of side holes for guiding air sideways out of said seat cushion, the air passages of said back cushion includes two opposite lateral air passages and a plurality of intermediate air passages between said lateral air passages, said lateral inner air passages being connected to the air passages of said seat cushion by a respective one of said air hoses for guiding air to said inner air passages of said seat cushion, said intermediate air passages being connected to said seat cushion by one of said air hoses for receiving air from said seat cushion, the air holes of said seat cushion being air outlet holes for guiding air out of said seat cushion, the air holes of said back cushion including a plurality of air inlet holes respectively disposed in communication with two opposite lateral air passages on said back cushion, a plurality of air outlet holes respectively disposed said intermediate air passages of the back cushion, and two air fan means bilaterally installed in said back cushion adjacent to said seat cushion and controlled to draw air through said back cushion and said seat cushion via said air holes and said air passages, the upper portions of said seat cushion and said back cushion being made of soft materials, and the lower portions thereof being made of harder materials than that of said upper portions, said seat cushion and said back cushion being respectively molded in integrity.

이 특허를 인용한 특허 (101) 인용/피인용 타임라인 분석

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Iqbal,Syed R.; Alionte,Corina S.; Bajic,Goran; Howick,Shaun C.; Panic,Zoran; Drobnjakovic,Valerija; Lazanja,Marinko; K��hler,Simone; N��gele,Peter; Stoewe,Stefan; Zlotin,Boris; Ulan,Piter; Gerasimov,Vladimir; Proseanik,Vladimir, Method for ventilating a seat.
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[미국특허] Ventilation cushion for chairs 원문보기

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[미국특허] Ventilation cushion for chairs 원문보기

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