Classifying – separating – and assorting solids – Sifting – Elements
Reexamination Certificate
2007-12-11
2007-12-11
Joerger, Kaitlin S (Department: 3653)
Classifying, separating, and assorting solids
Sifting
Elements
C209S420000, C209S405000, C209S413000, C209S248000
Reexamination Certificate
active
10779448
ABSTRACT:
A method and apparatus for separating fine particulate matter from debris and bulk material is presented which includes a frame, a screen connected to the frame that is adjustable in height relative to the frame at one of its ends, a removable trough positioned near the back end of the frame, and a motor for vibrating the frame to assist in separation of materials.
REFERENCES:
patent: 590571 (1897-09-01), Hartmann
patent: 1011889 (1911-12-01), Myer
patent: 3162600 (1964-12-01), Montgomery
patent: 3307698 (1967-03-01), Haffner
patent: 5361911 (1994-11-01), Waites et al.
patent: 5855352 (1999-01-01), Bellamy et al.
patent: 5927513 (1999-07-01), Hart
Joerger Kaitlin S
Snell & Wilmer L.L.P.
Z Screen LLC
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