Visual patterning for a cover system using modular units on a patterned backing

1. A system, comprising:

a keyed backing panel comprising a plurality of positions, each position comprising two or more connection features oriented to cause a modular panel unit coupled thereto to only attach in one of a plurality of orientations to form a predetermined pattern, wherein at least two positions are configured to cause modular panel units to attach thereto in different orientations; and

at least one modular panel unit, the at least one modular panel unit comprising:

a major subunit configured to be secured to the keyed backing panel at any of the plurality of positions in only one of the plurality of orientations; and

at least one minor subunit;

wherein the major subunit comprises:

at least one connector configured to couple to a corresponding connection feature of the keyed backing panel in order to secure the major subunit to the keyed backing panel; and

one or more coupling features;

wherein each of the at least one minor subunit comprises:

one or more couplers configured to couple to the one or more coupling features of the major subunit in order to secure the at least one minor subunit to the major subunit.

2. The system as recited in claim 1 , wherein the at least one major subunit comprises:

a lower portion having a square or rectangular outer profile; and

an upper portion having a triangular outer profile, the upper portion being supported by and bounded by the outer profile of the lower portion.

3. The system as recited in claim 2 , wherein the lower portion comprises:

the at least one connector configured to couple to the corresponding connection feature of the keyed backing panel in one of the plurality of orientations; and

the one or more coupling features configured to couple to the one or more couplers of the at least one minor subunit.

4. The system as recited in claim 2 , wherein the upper portion comprises a plurality of perforations therein, the perforations configured to allow airflow through the upper portion.

5. The system as recited in claim 2 , wherein the modular panel unit comprises one minor subunit, the minor subunit comprising:

a triangular outer profile bounded by the outer profile of the lower portion of the major subunit opposite the upper portion of the major subunit; and

a pattern of slats separated by slots, the slots being configured to allow airflow through the slots and the slats being configured to restrict access therethrough.

6. The system as recited in claim 1 , wherein the major subunit comprises two or more connectors, and wherein the connectors are distributed along edges of the major subunit such that the major subunit is capable of being secured to the keyed backing panel in only one of the plurality of orientations at any of the plurality of positions on the keyed backing panel.

7. The system as recited in claim 1 , wherein the at least one connector of the major subunit comprises a flexible, notched tip which is configured to flex into a position which resists removal from the keyed backing panel when inserted into a corresponding hole of the keyed backing panel.

8. The system as recited in claim 1 , wherein each of the minor subunits is configured to be pushed onto the major subunit to establish a coupling therebetween, and wherein the major subunit is configured to be pushed onto the keyed backing panel to establish a coupling therebetween in only one of the plurality of orientations at any of the plurality of positions of the keyed backing panel.

9. A system, comprising:

a keyed backing panel comprising a plurality of positions, each position comprising one or more connection features oriented to cause a modular panel unit coupled thereto to only attach in one of a plurality of orientations to form a predetermined pattern, each position having a predetermined orientation that forms the predetermined pattern after a plurality of modular panel units are secured to the plurality of positions; and

the plurality of modular panel units configured to couple to the keyed backing panel, each modular panel unit comprising:

a major subunit configured to be secured to the keyed backing panel at any of the plurality of positions in only one of the plurality of orientations predetermined by each position;

and at least one minor subunit,

wherein the major subunit comprises:

at least one connector configured to couple to a corresponding connection feature of the keyed backing panel in order to secure the major subunit to the keyed backing panel; and

one or more coupling features;

wherein each of the at least one minor subunit comprises one or more couplers configured to couple to the one or more coupling features of the major subunit in order to secure the at least one minor subunit to the major subunit.

10. The system as recited in claim 9 , wherein each of the major subunits comprise:

a lower portion having a square or rectangular outer profile; and

an upper portion having a triangular outer profile, the upper portion being supported by and bounded by the outer profile of the lower portion.

11. The system as recited in claim 10 , wherein the lower portion comprises:

the at least one connector adapted for coupling to the corresponding connection feature of the keyed backing panel in one of the plurality of orientations; and

the one or more coupling features adapted for coupling to the one or more couplers of the at least one minor subunit.

12. The system as recited in claim 10 , wherein the upper portion comprises a plurality of perforations therein, the perforations configured to allow airflow through the upper portion.

13. The system as recited in claim 10 , wherein the minor subunits each comprise:

a triangular outer profile bounded by the outer profile of the lower portion of the major subunit opposite the upper portion of the major subunit; and

a pattern of slats separated by slots, the slots being configured to allow airflow through the slots and the slats being configured to restrict access therethrough.

14. The system as recited in claim 9 , wherein each of the major subunits comprises two or more connectors, and wherein the connectors are distributed along edges of each of the major subunits such that the major subunits are capable of being secured to the keyed backing panel in only one of the plurality of orientations at any of the plurality of positions on the keyed backing panel.

15. The system as recited in claim 9 , wherein the at least one connector of each of the major subunits comprises a flexible, notched tip which when inserted into a corresponding hole of the keyed backing panel, flexes into a position which resists removal from the keyed backing panel.

16. The system as recited in claim 9 , wherein the minor subunits are configured to be pushed onto major subunits to establish a coupling therebetween, and wherein the major subunits are configured to be pushed onto the keyed backing panel to establish a coupling therebetween in only one of the plurality of orientations at any of the plurality of positions of the keyed backing panel.

17. The system as recited in claim 9 , wherein the keyed backing panel comprises:

a planar or semi-planar portion comprising the plurality of connection features distributed thereacross;

a plurality of voids located at positions capable of having a modular panel unit coupled thereto; and

one or more features configured to secure the keyed backing panel to another structure.

18. The system as recited in claim 17 , wherein the keyed backing panel further comprises cross supports provided across each void to provide lateral support to the keyed backing panel.

19. The system as recited in claim 9 , wherein the keyed backing panel comprises aluminum and the modular panel units comprise thermoplastic.

20. A method for creating a patterned panel, the method comprising:

creating or receiving a keyed backing panel having a plurality of positions capable of having a modular panel unit installed thereon in only one of a plurality of orientations, each position comprising at least one connection feature, wherein the connection features are oriented to cause major subunits of modular panel units coupled thereto to form a predetermined pattern; and

coupling major subunits of modular panel units to the keyed backing panel to form the predetermined pattern,

wherein each modular panel unit comprises:

a major subunit configured to secure to the keyed backing panel at any of the plurality of positions in only one of the plurality of orientations predetermined by each position, the major subunit comprising at least one connector configured to couple to a corresponding connection feature of the keyed backing panel in order to secure the major subunit to the keyed backing panel and one or more coupling features; and

at least one minor subunit comprising one or more couplers configured to couple to the one or more coupling features of the major subunit in order to secure the at least one minor subunit to the major subunit.