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    • 3. 发明授权
    • Chimney cleaning apparatus
    • 烟囱清洁装置
    • US4949418A
    • 1990-08-21
    • US310206
    • 1989-02-09
    • Frank GirardRaymond RussellGeorge Hostland
    • Frank GirardRaymond RussellGeorge Hostland
    • F23J3/02
    • F23J3/026
    • This invention is directed to a novel apparatus which can be used for cleaning the interiors of fouled chimneys. More particularly, this novel apparatus can be adjusted to fit the interiors of various chimney sizes. The apparatus cleans not only soot but also tar and creosote from the interior of the chimney. The device for cleaning the interior of a chimney comprises: (a) a scraper for contacting and scraping the side of the chimney; (b) a constant angle contact member for contacting the side of the chimney at a constant angle; (c) a member for contacting the side of the chimney opposite to the scraper; (d) a device for enabling the distance between the scraper and the contact member to be adjusted; (e) a force applying member for causing a force to be applied between the scraper and the contact member; and (f) a handle attachment device for enabling the scraper and the contact member to be secured to a handle.
    • 本发明涉及一种可用于清洁污浊烟囱内部的新型装置。 更具体地,可以调整这种新颖的装置以适应各种烟囱尺寸的内部。 该设备不仅清除烟灰,还从烟囱内部清除焦油和杂酚油。 用于清洁烟囱内部的装置包括:(a)用于接触和刮擦烟囱侧面的刮刀; (b)恒定角接触构件,用于以恒定的角度接触烟囱的一侧; (c)用于接触与刮刀相对的烟囱侧的构件; (d)能够调节刮板和接触构件之间的距离的装置; (e)施力部件,用于使刮刀与接触部件之间施加力; 和(f)用于使所述刮刀和所述接触构件固定到手柄的手柄附接装置。