Portable screening plant
Latest F. T. Read & Sons, Inc. Patents:
FIG. 1 is a perspective view of the front and hitch end of all embodiments of my portable screening plant;
FIG. 2 is a top view of a first embodiment of the screening plant of FIG. 1;
FIG. 3 is a rear elevational view of the embodiment of FIG. 2 showing the underside of the screen;
FIG. 4 is an elevational view of the hitch end of the screening plant of FIG. 1;
FIG. 5 is an elevational view of the wheel end of the embodiment of FIG. 2;
FIG. 6 is a perspective view of the rear and wheel end of the embodiment of FIG. 2 with the screening plant in a raised position in which it is supported by the wheels;
FIG. 7 is a perspective view similar to FIG. 1 but with the screening plant in a raised position in which it is supported by the wheels;
FIG. 8 is a top view of an alternative embodiment of the screening plant suitable for use with an outfeed conveyor through the wheel end;
FIG. 9 is a rear elevational view of the embodiment of FIG. 8 showing a hopper within the plant and below the screen;
FIG. 10 is a wheel end elevational view of the embodiment of FIG. 8 showing a conveyor-opening over the wheel axle;
FIG. 11 is a rear perspective view of a third embodiment of the screening plant suitable for use with an outfeed conveyor but with a higher conveyor-opening toward the rear of the wheel end and with the rear partially closed.
D236155 | July 1975 | Lower et al. |
3080860 | March 1963 | Riccio, Jr. |
3101314 | August 1963 | Johnson |
3215408 | November 1965 | Hansen |
4222866 | September 16, 1980 | Wilson |
Type: Grant
Filed: Oct 11, 1979
Date of Patent: Apr 13, 1982
Assignee: F. T. Read & Sons, Inc. (Rockland, MA)
Inventor: James L. Read (Halifax, MA)
Primary Examiner: A. Hugo Word
Law Firm: Hamilton, Brook, Smith & Reynolds
Application Number: 6/83,971