Patent ID: 7263808

Claim:
An adjustable threshold and door sill assembly, comprising: an elongated sill assembly having a length, wherein the elongated sill assembly includes at least one elongated channel extending substantially the length of the elongated sill assembly, wherein the elongated sill assembly includes an upwardly extending lip structure positioned adjacent one of the at least one elongated channel; an elongated rail assembly extending at least a portion of the length of the elongated sill assembly, wherein a portion of the elongated rail assembly is received within the at least one elongated channel, wherein the elongated rail assembly includes a leading portion of the elongated rail assembly that engages the upwardly extending lip structure; a plurality of adjuster assemblies fixedly secured within one of the at least one channel for adjusting the vertical position of the elongated rail assembly with respect to the elongated sill assembly; and at least one fixed component secured to elongated sill assembly to position at least one of the plurality of adjuster assemblies beneath the at least one fixed component.