Patent ID: 8056826

Claim:
A rail-mounting assembly comprising: a base frame formed unitarily with a pair of transversely spaced and longitudinally extending side members, a pair of longitudinally spaced and transversely extending end members generally bridging ends of the side members and having longitudinally inwardly directed generally vertical inner end faces, and at least one web extending horizontally between the side members, having a substantially horizontal upper face, and defining with the side and end members at least one vertically throughgoing aperture extending transversely from one of the side members to the other of the side members; a top plate spaced above the base frame and having a downwardly directed lower face having a portion spacedly vertically confronting the upper face of the web, and a pair of respective longitudinally outwardly directed generally vertical outer end faces longitudinally spacedly horizontally confronting the inner end faces of the end members; and an elastomeric body substantially filling between and bonded to each of the outer end faces and the respective confronting inner end face, and the upper face of the web and the portion of the lower face confronting the upper face.