Patent ID: 7536833

Claim:
A sill assembly comprising: a sill base; an inclined threshold supported by said sill base, said threshold having a bottom with oppositely disposed ends and a plurality of extension ribs extending from said bottom intermediate said ends, and said sill base being molded with said extension ribs for thereby forming an integral structure; a rail assembly secured to said sill base; a pair of jamb supports, one of the jamb supports being provided on one end of the sill base and the other of the jamb supports being provided on the opposite end of the sill base, the jamb supports protruding outwardly from the sill base for engaging and supporting respective jamb members of a door jamb assembly; and a pair of jamb support extensions that are interlocked with a respective one of the jamb supports, the jamb support extensions allowing the sill assembly to accommodate at least one of wider door jamb members and wider thresholds.