Patent ID: 8176987

Claim:
A concealed cover assembly for a sprinkler comprising: a base having a tubular portion, a flange portion and a plurality of mounting tabs, said flange portion extending radially from said tubular portion to form an L-shaped cross section, said base being adapted to engage a sprinkler assembly; a cover plate mounted to said mounting tabs by a solder joint; and a spring plate disposed between said cover plate and said flange portion, said spring plate having a generally planar plate portion having a plurality of spring members extending in a first axial direction from said generally planar plate portion and resiliently compressed between said cover plate and said flange portion, thereby biasing said cover plate away from said flange portion, wherein said spring plate includes a plurality of alignment tabs protruding from said generally planar plate portion in a second axial direction opposite to said first direction, said alignment tabs are adapted to laterally align said spring plate relative to said base.