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US 9,038,317 B2Granted
Residential window power actuator
AssigneeStrattec Power Access LLC
InventorEric Hansen
Life of this patent
Estimating the term…
Abstract
A power actuator for a window in a building includes a drive unit, a cable system, and a controller. The drive unit is positioned within a sill of the window. The cable system is engagable with the drive unit for moving a pane of the window relative to a window frame between an opened position and a closed position. The controller is electrically coupled to the drive unit and a power outlet located in the building and connected to an external power grid.
Claims13
A power actuator for a window in a building, the power actuator comprising:
- a drive unit positioned within a sill of the window and including a motor;
- a cable system engagable with the drive unit for moving a pane of the window relative to a window frame between an opened position and a closed position;
- a controller electrically coupled to the drive unit and a power outlet located in the building;
- and
- a pulley positioned opposite of the sill of the window and the closed position of the pane of the window,
- wherein the cable system includes first and second cables driven by the motor, and two drums turnable in opposite directions and disposed next to one another in the sill of the window,
- wherein the first drum has a gear portion driven by a spur gear of the drive unit and directly engaged with a gear portion of the second drum,
- wherein the first cable winds about the first drum in a manner proportional to the second cable unwinding from the second drum, and
- wherein the first cable extends from the first drum in a direction opposite of the second cable extending from the second drum.
6 more elements
A power window assembly comprising:
- a window having a sash movable between an opened position and a closed position;
- a drive unit including a motor;
- a first pulley fixed to a frame of the window and positioned within a sill of the window;
- a second pulley positioned opposite the sill of the window and the closed position of the sash;
- and
- a cable system including a first cable engagable with the first and second pulleys, drivable by the motor, and extending in a length direction at least a portion of a distance between the sash and the sill of the window,
- wherein the cable system further includes a second cable and two drums turnable in opposite directions and disposed next to one another in the sill of the window,
- wherein the second drum has a gear portion directly driven by a gear portion of the first drum,
- wherein the first and second cables are moveable to drive the sash between the opened and closed positions,
- wherein the first cable winds about the first drum in a manner proportional to the second cable unwinding from the second drum, and
- wherein the first cable extends from the first drum in a direction opposite of the second cable extending from the second drum.
8 more elements
Dependencies are inferred from the claim text.