Movable wheel cover apparatus and related actuation systems for aerodynamic efficiencies
The present disclosure relates to apparatus for covering wheel components, and related wheel modules and vehicles. In one or more embodiments, a wheel module includes a wheel component including a plurality of wheel openings, and a cover frame. The cover frame includes a plurality of openings, and a plurality of divider sections at least partially dividing the plurality of openings. The wheel module includes an actuation system configured to rotationally drive the cover frame relative to the wheel component in response to centrifugal force to at least partially cover the wheel opening. The wheel module includes a retraction spring configured to bias the cover frame to rotationally drive the cover frame relative to the wheel component to at least partially uncover the wheel openings.
1 . A wheel module, comprising:
a wheel component comprising a plurality of wheel openings:
a cover frame comprising:
a plurality of openings,
a plurality of divider sections at least partially dividing the plurality of openings, and
a locating tab extending relative to at least one of the divider sections and into at least one of the wheel openings of the wheel component;
an actuation system configured to rotationally drive the cover frame relative to the wheel component in response to centrifugal force to at least partially cover the wheel opening; and
a retraction spring configured to bias the cover frame to rotationally drive the cover frame relative to the wheel component to at least partially uncover the wheel openings.
2 . The wheel module of claim 1 , wherein the actuation system is configured to rotationally drive the cover frame in a first rotational direction, and the retraction spring is configured to bias the cover frame in response to rotation of the cover frame in the first rotational direction to rotationally drive the cover frame in a second rotational direction that is opposite of the first rotational direction.
3 . The wheel module of claim 1 , wherein the centrifugal force is generated by spinning of the wheel component and the actuation system.
4 . The wheel module of claim 1 , wherein:
the wheel component further comprises:
a central wheel opening,
an outer wheel section, the plurality of wheel openings aligned radially between the central wheel opening and the outer wheel section, and
a plurality of spokes at least partially dividing the wheel openings; and
the cover frame further comprises:
a central opening,
an outer section, the plurality of openings aligned radially between the central opening and the outer section, and the divider sections aligned radially between the central opening and the outer section.
5 . The wheel module of claim 1 , wherein the cover frame further comprises a pair of rails extending relative to at least one of the divider sections, and a guide channel defined at least partially between the pair of rails, and the actuation system comprises:
a retention frame;
a pivot arm pivotably coupled to the retention frame; and
a shaft coupling the pivot arm to the retention frame, the retraction spring disposed about the shaft;
a movable mass coupled to the pivot arm and configured to slide along the guide channel, wherein the movable mass is configured to abut against one of the rails as the movable mass slides along the guide channel to mechanically drive the cover frame in a first rotational direction.
6 . A vehicle comprising:
one or more wheel modules comprising:
a wheel component comprising a first wheel opening and a plurality of second wheel openings, and
a cover frame comprising:
a first opening,
a plurality of second openings, and
a plurality of divider sections at least partially dividing the plurality of second openings; and
an actuation system configured to rotationally drive the cover frame relative to the wheel component in response to centrifugal force to at least partially cover the plurality of second wheel openings; and
a retraction spring configured to bias the cover frame to rotationally drive the cover frame relative to the wheel component to at least partially uncover the plurality of second wheel openings, wherein the retraction spring is disposed about a center rod and is positioned between the cover frame and the wheel component, wherein the center rod is received in the first opening.
7 . The vehicle of claim 6 , wherein the actuation system further comprises:
a magnet coupled to a pivot arm; and
a movable mass coupled to the pivot arm, wherein the movable mass has a first mass that is larger than a second mass of the magnet.
8 . The vehicle of claim 7 , wherein the magnet is aligned with a metallic structure coupled to the cover frame to magnetically drive the cover frame relative to the wheel component.
9 . The vehicle of claim 6 , wherein the retraction spring is positioned between the cover frame and the wheel component.
10 . The vehicle of claim 6 , wherein the actuation system further comprises:
a pivot arm that is pivotable between an inward position and an outward position; and
a shaft coupled to the pivot arm, and the retraction spring is disposed about the shaft and configured to bias the cover frame by biasing the pivot arm toward the inward position.
11 . The vehicle of claim 6 , wherein the actuation system is configured to rotationally drive the cover frame in a first rotational direction, the retraction spring is configured to bias the cover frame in response to rotation of the cover frame in the first rotational direction to rotationally drive the cover frame in a second rotational direction that is opposite of the first rotational direction, and the centrifugal force is generated by spinning of the wheel component and the actuation system.
12 . The vehicle of claim 6 , wherein:
the wheel component further comprises:
a central wheel opening,
an outer wheel section, the plurality of wheel openings aligned radially between the central wheel opening and the outer wheel section, and
a plurality of spokes at least partially dividing the wheel openings; and
the cover frame further comprises:
a central opening,
an outer section, the plurality of openings aligned radially between the central opening and the outer section, and the divider sections aligned radially between the central opening and the outer section.
13 . A wheel module, comprising:
a wheel component comprising a plurality of spokes, a plurality of wheel openings, and a retention opening formed in at least one of the plurality of spokes;
a cover frame comprising:
a plurality of openings, and
a plurality of divider sections at least partially dividing the plurality of openings, and
an actuation system configured to rotationally drive the cover frame relative to the wheel component in response to centrifugal force to at least partially cover the wheel opening, the actuation system comprising:
an actuation housing comprising a base and a plurality of sidewalls defining a housing pocket, wherein the actuation housing is positioned in the retention opening of the wheel component, and
a pivot arm positioned in the housing pocket and pivotably coupled to the base, wherein the pivot arm is pivotable between an inward position and an outward position; and
a retraction spring configured to bias the cover frame to rotationally drive the cover frame relative to the wheel component to at least partially uncover the wheel openings.
14 . The wheel module of claim 13 , wherein the actuation system further comprises:
a magnet coupled to the pivot arm; and
a movable mass coupled to the pivot arm, wherein the movable mass has a first mass that is larger than a second mass of the magnet.
15 . The wheel module of claim 14 , wherein the magnet is aligned with a metallic structure coupled to the cover frame to magnetically drive the cover frame relative to the wheel component.
16 . The wheel module of claim 13 , wherein the retraction spring is positioned between the cover frame and the wheel component.
17 . The wheel module of claim 13 , wherein the actuation system further comprises:
a shaft coupling the pivot arm to the actuation housing, and the retraction spring is disposed about the shaft and configured to bias the cover frame by biasing the pivot arm toward the inward position.
18 . The wheel module of claim 13 , wherein the actuation system is configured to rotationally drive the cover frame in a first rotational direction, and the retraction spring is configured to bias the cover frame in response to rotation of the cover frame in the first rotational direction to rotationally drive the cover frame in a second rotational direction that is opposite of the first rotational direction.
19 . The wheel module of claim 13 , wherein the centrifugal force is generated by spinning of the wheel component and the actuation system.
20 . The wheel module of claim 13 , wherein:
the wheel component further comprises:
a central wheel opening,
an outer wheel section, the plurality of wheel openings aligned radially between the central wheel opening and the outer wheel section, and
a plurality of spokes at least partially dividing the wheel openings; and
the cover frame further comprises:
a central opening,
an outer section, the plurality of openings aligned radially between the central opening and the outer section, and the divider sections aligned radially between the central opening and the outer section.