Patent ID: 7954645

Claim:
A vibratory screener comprising: a hopper for holding a material to be separated; a vibratory screener housing having an inlet for receiving the material to be screened, said housing having a top rail and a set of curved side rails; a vibratory plate screen located in said housing wherein said set of curved side rails are located underneath the vibratory plate screen and said top rail is located above a first end of the vibratory plate screen for vertically restraining said vibratory plate screen and a fastener for securing a second end of said vibratory plate screen to said housing, said vibratory plate screen having a set of openings extending from side-to-side of said vibratory screener housing with said housing and said vibratory plate screen forming an unimpeded flow channel from the inlet to an outlet of the vibratory screen housing and the set of openings diverting material therethrough as the vibratory plate screen is vibrated.