SURFACE CLEANING APPARATUS
    101.
    发明专利

    公开(公告)号:CA2953105C

    公开(公告)日:2020-02-11

    申请号:CA2953105

    申请日:2009-07-30

    Abstract: An upright surface cleaning apparatus comprises an anti-rotation locking mechanism that is automatically operably engaged when the upper section is moved into the storage position and is automatically operably disengaged when the upper section is moved into the floor cleaning position.

    EXTRUDER
    105.
    发明专利
    EXTRUDER 未知

    公开(公告)号:CA2900251A1

    公开(公告)日:2017-02-12

    申请号:CA2900251

    申请日:2015-08-12

    Abstract: An extruder has a barrel extending from a feed inlet end to an extruder outlet end. The barrel has an inner surface, an outer surface, and a wall thickness between the inner and outer surfaces. The extruder also has at least one heating member positioned provided on the barrel; a screw drive motor drivingly connected to a rotatably mounted screw positioned within the barrel, whereby the screw is rotatable at various revolutions per minute (RPM); and a controller is operably connected to the screw drive motor to adjust the RPM of the screw based upon a temperature of material passing through and/or being extruded from the barrel. Methods for operating an extruder filling a mold are also provided.

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