A plaster frame for a luminaire includes a first attachment tab on a side of the plaster frame and a second attachment tab on the side of the plaster frame. The plaster frame further includes a back wall. The first attachment tab and the second attachment tab each include a rib protruding toward the
A plaster frame for a luminaire includes a first attachment tab on a side of the plaster frame and a second attachment tab on the side of the plaster frame. The plaster frame further includes a back wall. The first attachment tab and the second attachment tab each include a rib protruding toward the back wall. The back wall and the first attachment tab define a first space for a hanger bar assembly to extend therethrough, and the back wall and the second attachment tab define a second space for the hanger bar assembly to extend therethrough.
대표청구항▼
1. A plaster frame for a luminaire, comprising: a first attachment tab on a side of the plaster frame;a second attachment tab on the side of the plaster frame; anda back wall, wherein the first attachment tab and the second attachment tab each comprise a rib protruding toward the back wall, wherein
1. A plaster frame for a luminaire, comprising: a first attachment tab on a side of the plaster frame;a second attachment tab on the side of the plaster frame; anda back wall, wherein the first attachment tab and the second attachment tab each comprise a rib protruding toward the back wall, wherein the back wall and the first attachment tab define a first space for a hanger bar assembly to extend therethrough, wherein the back wall and the second attachment tab define a second space for the hanger bar assembly to extend therethrough, and wherein the rib of the first attachment tab extends along portions of upper and lower half sections of the first attachment tab. 2. The plaster frame of claim 1, wherein the rib of the first attachment tab is formed in a wall of the first attachment tab and protrudes toward the back wall away from the wall of the first attachment tab. 3. The plaster frame of claim 2, wherein the rib of the second attachment tab is formed in a wall of the second attachment tab and protrudes toward the back wall away from the wall of the second attachment tab. 4. The plaster frame of claim 2, wherein the rib of the first attachment tab is shaped to guide the hanger bar assembly away from the wall of the first attachment tab during adjustment of the hanger bar assembly. 5. The plaster frame of claim 1, wherein the first attachment tab and the second attachment tab extend down from an edge portion of the plaster frame on a first side of the edge portion. 6. The plaster frame of claim 5, wherein the back wall extends down from the edge portion of the plaster frame on a second side of the edge portion. 7. The plaster frame of claim 5, wherein the edge portion, the first attachment tab, and the second attachment tab are integrally formed with each other. 8. The plaster frame of claim 1, further comprising a third attachment tab and a fourth attachment tab on a second side of the plaster frame, wherein the third attachment tab and the fourth attachment tab each comprise a rib protruding toward a second back wall of the plaster frame. 9. The plaster frame of claim 8, wherein the second back wall and the third attachment tab define a third space for a second hanger bar assembly to extend therethrough, and wherein the second back wall and the fourth attachment tab define a fourth space for the second hanger bar assembly to extend therethrough. 10. A luminaire mounting structure for mounting a recessed luminaire, the luminaire mounting structure comprising: a hanger bar assembly comprising a first hanger bar member and a second hanger bar member, wherein a rail segment of the second hanger bar member is positioned in a channel of a channel segment of the first hanger bar member; anda plaster frame comprising: a first attachment tab disposed on a side of the plaster frame;a second attachment tab disposed on the side of the plaster frame; anda back wall, wherein the first attachment tab and the second attachment tab each comprise a rib protruding toward the back wall, wherein the hanger bar assembly is positioned between the back wall and the first attachment tab and between the back wall and the second attachment tab, and wherein the rib of the first attachment tab is in contact with the channel segment of the first hanger member. 11. The luminaire mounting structure of claim 10, wherein the rib of the first attachment tab is formed in a wall of the first attachment tab and protrudes toward the back wall away from the wall of the first attachment tab. 12. The luminaire mounting structure of claim 11, wherein the rib of the second attachment tab is formed in a wall of the second attachment tab and protrudes toward the back wall away from the wall of the second attachment tab. 13. The luminaire mounting structure of claim 11, wherein the rib of the first attachment tab is shaped to guide the hanger bar assembly away from the wall of the first attachment tab during adjustment of the hanger bar assembly. 14. The luminaire mounting structure of claim 10, wherein the second hanger bar member comprises a second channel segment having a second channel and wherein a rail segment of the first hanger bar member is positioned in a channel of the second channel segment. 15. The luminaire mounting structure of claim 14, wherein the rib of the second attachment tab is in contact with the second channel segment of the second hanger bar. 16. The luminaire mounting structure of claim 10, wherein the first attachment tab and the second attachment tab extend down from an edge portion of the plaster frame on a first side of the edge portion and wherein the back wall extends down from the edge portion of the plaster frame on a second side of the edge portion. 17. The luminaire mounting structure of claim 10, wherein the plaster frame further comprises a third attachment tab and a fourth attachment tab on a second side of the plaster frame and wherein the third attachment tab and the fourth attachment tab each comprise a rib protruding toward a second back wall of the plaster frame. 18. The luminaire mounting structure of claim 17, wherein a second hanger bar assembly is positioned between the second back wall and the third attachment tab and between the second back wall and the second attachment tab. 19. A plaster frame for a luminaire, comprising: a first attachment tab on a side of the plaster frame;a second attachment tab on the side of the plaster frame; anda back wall, wherein the first attachment tab and the second attachment tab each comprise a rib protruding toward the back wall, wherein the back wall and the first attachment tab define a first space for a hanger bar assembly to extend therethrough, wherein the back wall and the second attachment tab define a second space for the hanger bar assembly to extend therethrough, wherein the rib of the first attachment tab comprises a first protrusion and a second protrusion that protrude toward the back wall, and wherein the rib of the first attachment tab is positioned to come in contact with a channel segment of a hanger member of the hanger bar assembly when the hanger member of the hanger bar assembly extends through the first space. 20. The plaster frame of claim 19, wherein the rib of the first attachment tab is formed in a wall of the first attachment tab and protrudes toward the back wall away from the wall of the first attachment tab.
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