Patent ID: 8230842

Claim:
For use in a motor vehicle having a mounting surface to which is mounted an evaporative emission device having a housing, a coupling for attaching the evaporative emission device to the motor vehicle, the coupling comprising: a pair of tracks fixed to one of said housing and said mounting surface; a pair of matching rails fixed to the other of said housing and said mounting surface, said rails being sized to slide within said tracks until reaching a predetermined seated position therewithin; an aperture fixed to one of said housing and said mounting surface, said aperture having a shoulder with a manufacturing tolerance range defined about a nominal location at said predetermined seated position; a resilient latch fixed to the other of said housing and said mounting surface and located so as to snap into said aperture at said predetermined seated position when said rails slide within said tracks, said latch including an inclined engaging surface thereon sufficient to engage said shoulder over the entire tolerance range of said shoulder.