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Charles Sperry
Charles Richard Sperry, German Gavronsky, Talat I Pinarer: Apparatus and method for forming foam cushions for packaging purposes. Sealed Air, LU NING, July 19, 1989: CN88107888

A method and apparatus is disclosed for successively forming foam filled bags or cushions of the type wherein a foamable composition is deposited in a plastic bag. The method and apparatus includes advancing a pair of plastic webs through the nip of a pair of drive rollers, while heat sealing the op ...


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Yum Nak Ln: Collapsible vertical wind mill. Okinawa Anzen Kaihatsu Center, LU NING BAO GUANQIAN, October 22, 1986: CN85104666 (1 worldwide citation)

A collapsible vertical windmill is described which has four main vanes arranged in the shape of a rhombus, specifically having a pair of opposite corners arranged on a shaft, and having auxiliary vanes each provided on each of the main vanes. The upper pair of corners on the shaft is equipped with a ...


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Paul Hohne: Process for heat treatment of metallic pieces by continous furnace and apparatus thereof. Ipsen Industries International Gesellschaft Mit Beschrankter Hafting, BAO GUANQIAN LU NING, July 9, 1986: CN85107934 (1 worldwide citation)

The invention is a process for heat-treating metallic workpieces, using a straight-flow or continuous pusher-type furnace with at least two treatment chambers having doors. Workpieces enter the treatment chambers periodically. In at least one of the treatment chambers, the workpiece charges are irre ...


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James B Howell, Patti L Parrott: Peristaltic pump header. Minnesota Mining And Manufacturing Co, Saint Paul, Minnesota, Us, LU NING, July 13, 1988: CN87107936 (1 worldwide citation)

A pump header for use in a peristaltic pump. The pump header includes a flexible outer tube, a collapsible-expandable inner tube, a pressure control valve member and a one-way-flow valve member. The inner tube is disposed within a passageway of the outer tube. The pressure control valve member and t ...


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Poji Alexandero: Tooth corrector. Lenon S P A, lu ning, November 11, 1998: CN98105801

Orthodontic aid or bracket provided with a retention base (B) for a corresponding tooth and with identifying indicia in relation to the tooth for which it is suitable, characterized by said indicia consisting of a sign foreseen on the back side of the aforesaid retention base (B).


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