Motorized tilting window operator, and window
AssigneeJMAC, Inc.
InventorsGregory Ronald Hudepohl, Matthew Michael Barrett, Paul David Bader, Craig Randall Shilling
Life of this patent
Estimating the term…
Abstract
A motorized tilting window operator including one or more motorized drive units and a cover. A motorized tilting window including the motorized tilting window operator.
Claims27
A motorized tilting window operator for installation on a tilting window that includes one or more tilting window sashes and one or more corresponding manual tilting window operators provided on a window frame of the tilting window, the motorized tilting window operator comprising:
- one or more motorized drive units each connectable to each of the one or more manual tilting window operators;
- an electronic control for the one or more motorized drive units to open or close the one or more titling window sashes of the tilting window;
- and
- a cover extending a width of the tilting window, the cover configured to removably connect to the one or more motorized drive units of the tilting window when the motorized tilting window operator is installed on the tilting window.
A motorized tilting window operator for installation on a tilting window fitted with one or more manual tilting window operators, comprising:
- one or more motorized drive units, each motorized drive unit comprising an electric motor;
- and
- a drive unit connected to the electric motor, the drive unit comprising
- a drive unit housing comprising a first drive unit housing and a second drive unit housing configured to snap fit together;
- a drive shaft rotatably disposed within the drive unit housing along a longitudinal axis of the drive unit housing;
- a set of bearings to provided on the drive shaft, the bearing being received within corresponding recesses provided within the drive unit housing;
- a worm fitted on the shaft;
- a worm gear rotatably disposed within a close fitting through hole provided in the drive unit housing and in operational engagement with the worm, a rotational axis of the worm gear being oriented perpendicular relative to a rotational axis of the drive shaft and worm, the worm gear comprising a splined through hole for accommodating a splined end of one of the manual tilting window operators, and the splined through hole in the worm gear also being accessible by a through hole in the drive unit housing so that a hand tool can access and engage the splined through hole to manually operate the motorized tilting window operator in the event of a power outage, the close fitting through hole of the drive unit housing confining the worm gear against misalignment during rotation of the worm gear and maintaining the worm gear in operational engagement with the worm.
Dependencies are inferred from the claim text.