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Device for Distributing Granular Material (Patent No: 667854)

Inventor: Consolidated Mining and Smelting Company of Canada Ltd.

Location: Montreal, PQ

Comments: N/A

Description:
The embodiments of the invention in which an exclusive property or privilege is claimed, are defined as follows:

1. In a device for distributing granular material which includes an elongated bin having a hopper-shaped bottom member and an open outlet in the base thereof which extends the length of the bin, the improvement which comprises the combination of an elongated, oscillatable, trough-shaped member which extends longitudinally below said open outlet and is adapted to receive and collect granular material from said bin, two opposed, spaced, generally vertically disposed, rigid side walls which extend downwardly from said hopper-shaped bottom along the length of the open outlet thereof and terminate within said trough shaped member adjacent to and above the inner surface thereof, said walls defining an open feed throat for the passage of granular material from the bottom of said bin to said trough-shaped member, end walls at each end of said feed throat, said end walls and side walls restricting to said feed throat the passage of material from said bin, said side walls forming within said trough-shaped member two opposed, rigid, spaced, scraper members each disposed along the length thereof, and means for oscillating said trough-shaped member whereby, during oscillation thereof, granular material is passed under the scraper members and granular material is discharged alternately over each edge of said oscillatable member.

2. In a device for distributing granular material which includes an elongated bin having a hopper-shaped bottom member and an open outlet in the base thereof which extends the length of the bin, the improvement which comprises the combination of an elongated oscillatable trough-shaped member which extends longitudinally below said open outlet and is adapted to receive and collect granular material from said bin, two opposed spaced generally vertically disposed rigid side walls which extend downwardly from said hopper-shaped bottom along the length of the open outlet thereof and terminate within said trough-shaped member adjacent to and above the inner surface thereof, said walls defining an open feed throat for the passage of granular material from the bottom of said bin to said trough-shaped member, end walls at each end of said feed throat, said end walls and side walls restricting to said feed throat the passage of material from said bin, said side walls forming within said trough-shaped member two opposed, rigid, spaced, scraper members each disposed along the length thereof, means for oscillating said trough-shaped member whereby, during oscillation thereof, granular material is passed under the scraper members and granular material is discharged alternately over each edge of said oscillatable member and means for adjusting the angle of oscillation of the oscillatable trough-shaped member.

3. In a device for distributing granular material which includes an elongated bin having a hopper-shaped bottom member and an open outlet in the base thereof which extends the length of the bin, the improvement which comprises the combination of an elongated, oscillatable, trough-shaped member which extends longitudinally below said open outlet and is adapted to receive and collect granular material from said bin, two opposed, spaced, generally vertically disposed, rigid side walls which extend downwardly from said hopper-shaped bottom along the length of the open outlet thereof and terminate within said trough-shaped member adjacent to and above the inner surface thereof, said walls defining an open feed throat for the passage of granular material from the bottom of said bin to said trough-shaped member, end walls at each end of said feed throat, said end walls and side walls restricting to said feed throat the passage of material from said bin, said side walls forming within said trough-shaped member two opposed, rigid, spaced scraper members each disposed along the length thereof, the lower ends of said scraper members being flared outwardly, and means for oscillating said trough-shaped member whereby, during oscillation thereof, granular material is passed under the scraper members and granular material is discharged alternately over each edge of said oscillatable member.


4. In a device for distributing granular material which includes an elongated bin having a hopper-shaped bottom member and an open outlet in the base thereof which extends the length of the bin, the improvement which comprises the combination of an elongated, oscillatable, trough-shaped member which extends longitudinally below said open outlet and is adapted to receive and collect granular material from said bin, two opposed, spaced, generally vertically disposed, rigid side walls which extend downwardly from said hopper-shaped bottom along the length of the open outlet thereof and terminate within said trough-shaped member adjacent to and above the inner surface thereof, said walls defining an open feed throat for the passage of granular material from the bottom of said bin to said trough-shaped member, end walls at each end of said feed throat, said end walls and side walls restricting to said feed throat the passage of material from said bin, said side walls forming within said trough-shape member two opposed, rigid, spaced, scraper members each disposed along the length thereof, the lower end of each scraper member being in the form of a series of spaced projections, each projection being separated from the next adjacent projection by a slot to provide, along the length of the scraper member, alternate slots and projections with each slot opposite to a projection on the opposing scraper member, and means for oscillating said trough shaped member whereby, during oscillation thereof, granular material is passed under the scraper members and granular material is discharged alternately over each edge of said oscillatable member.


5. In a device for distributing granular material which includes an elongated bin having a hopper-shaped bottom member and an open outlet in the base thereof which extends the length of the bin, the improvement which comprises the combination of an elongated, oscillatable, trough-shaped member which extends longitudinally below said open outlet and is adapted to receive and collect granular material from said bin, two opposed, spaced, generally vertically disposed, rigid side walls which extend downwardly from said hopper-shaped bottom along the length of the open outlet thereof and terminate within said trough-shaped member adjacent to and above the inner surface thereof, said walls defining an open feed throat for the passage of granular material from the bottom of said bin to said trough-shaped member, end walls at each end of said feed throat, said end walls and side walls restricting to said feed throat the passage of material from said bin, said side walls forming within said trough-shaped member two opposed, rigid, spaced scraper members each disposed along the length thereof, the lower end of each scraper member being flared outwardly in the form of a series of spaced projections, each projection being separated from the next adjacent projection by a slot to provide, along the length of the scraper member, alternate slots and projections with each slot opposite to a projection on the opposing scraper member, and means for oscillating said trough-shaped member whereby, during oscillation thereof, granular material is passed under the scraper members and granular material is discharged alternately over each edge of said oscillatable member.


6. In a device for distributing granular material which includes an elongated bin having a hopper-shaped bottom member and an open outlet in the base thereof which extends the length of the bin, the improvement which comprises the combination of an elongated, oscillatable, trough-shaped member which extends longitudinally below said open outlet and is adapted to receive and collect granular material from said bin, said oscillatable, trough-shaped member being substantially semi-circular in cross section and the sides thereof being extended upwardly a short distance above the longitudinal axis thereof, two opposed, spaced, generally vertically disposed, rigid side walls which extend downwardly from said hopper-shaped bottom along the length of the open outlet thereof and terminate within said trough-shaped member adjacent to and above the inner surface thereof, said walls defining on open feed throat for the passage of granular material from the bottom of said bin to said trough-shaped member, end walls at each end of said feed throat, said end walls and side walls restricting to said feed throat the passage of material from said bin, said side walls forming within said trough-shaped member two opposed, rigid, spaced, scraper members each disposed along the length thereof, and means for oscillating said trough-shaped member whereby, during oscillation thereof, granular material is passed under the scraper members and granular material is discharged alternately over each edge of said oscillatable member.




7. In a device for distributing granular material which includes an elongated bin having a sloping, hopper-shaped bottom member and an open outlet in the base thereof which extends the length of the bin, the improvement which comprises the combination of an elongated, oscillatable, trough-shaped member which extends longitudinally below said open outlet and is adapted to receive and collect granular material from said bin, a removable baffle component adapted to seat on the sloping bottom of the bin and terminating in opposing, spaced, generally vertically disposed, rigid side walls which extend downwardly from said hopper-shaped bottom along the length of the open outlet thereof and terminate within said trough-shaped member adjacent to and above the inner surface thereof, said walls defining an open feed throat for the passage of granular material from the bottom of said bin to said trough-shaped member, end walls at each end of said feed throat, said end walls and side walls restricting to said feed throat the passage of material from said bin, said side walls forming within said trough-shaped member two opposed, rigid, spaced, scraper members each disposed along the length thereof, and means for oscillating said trough shaped member whereby, during oscillation thereof, granular material is passed under the scraper members and granular material is discharged alternately over each edge of said oscillatable member.



8. In a device for distributing granular material which includes an elongated bin having a hopper-shaped bottom and an open outlet in the base thereof which extends the length of the bin, the improvement which comprises a baffle component comprised of a pair of removable plates, each plate being adapted to fit the bottom of the bin and terminating in a vertically disposed extension which extends downwardly into said open outlet, the vertically disposed extensions being opposed to and spaced from each other thereby defining an open feed throat for passage of granular material from said bin, end walls at each end of said feed throat, said end walls and vertically disposed extensions restricting to said feed throat the passage of material from said bin, the lower end of each vertically disposed extension of said baffle component being divided along its length into alternately spaced slots and downwardly extending, outwardly flared projections with the centre of each slot being positioned opposite to the centre of an outwardly flared projection on the opposing, vertically disposed extension, an oscillatable trough-shaped member oscillatably mounted below said throat, said downwardly extending, outwardly flared projections terminating within said oscillatable trough-shaped member, and means for oscillating said oscillatable member.

9. In a device for distributing granular material which includes an elongated bin having a hopper-shaped bottom and an open outlet in the base thereof which extends the length of the bin, the improvement which comprises a baffle component comprised of a pair of removable plates, each plate being adapted to fit the bottom of the bin and terminating in a vertically disposed extension which extends downwardly into said open outlet, said removable plates being connected and held rigid by means of vertically disposed, transverse webs secured to said removable plates, the vertically disposed extensions being opposed to and spaced from each other thereby defining an open feed throat for passage of granular material from said bin, end walls at each end of said feed throat, said end walls and vertically disposed extensions restricting to said feed throat the passage of material from said bin, the lower end of each vertically disposed extension of said baffle component being divided along its length into alternately spaced slots and downwardly extending, outwardly flared projections with the centre of each slot being positioned opposite to the centre of an outwardly flared projection on the opposing, vertically disposed extension, an oscillatable trough-shaped member oscillatably mounted below said throat, said downwardly extending, outwardly flared projections terminating within said oscillatable trough-shaped member, and means for oscillating said oscillatable member.

10. In a device for distributing granular material which includes an elongated bin having a hopper-shaped bottom which is defined by end walls and two opposed downwardly and inwardly sloping side walls, and an open outlet extending the length of the bin between said sloping side walls, the improvement which comprises a recessed ledge along the lower part of each side wall, two removable plates, one of said plates corresponding to one of said sloping side walls and the other of said plates corresponding to the other sloping side wall, each plate fitting within the recessed ledge of its corresponding sloping side wall and extending from the recessed ledge downwardly and inwardly towards the other plate, the lower edge of each plate terminating in a vertically disposed extension which extends downwardly into said open outlet and which is spaced from the vertically disposed extension of the other plate thereby forming an open feed throat which extends the length of the bin for passage of granular material from said bin, end walls at each end of said feed throat, said end walls and vertically disposed extensions restricting to said feed throat the passage of material from said bin, vertically disposed means for fastening said plates to each other, an oscillatable trough-shaped member mounted below said open feed throat, and means for oscillating said oscillatable member.

11. In a device for distributing granular material which includes an elongated bin having a sloping hopper-shaped bottom member and an open outlet in the base there- of which extends the length of the bin, the improvement which comprises the combination of an elongated, oscillatable, trough-shaped member which extends longitudinally below said open outlet and is adapted to receive and collect granular material from said bin, said oscillatable trough-shaped member being substantially semi-circular in cross section and the sides thereof being extended upwardly a short distance above the longitudinal axis thereof, a removable baffle component adapted to seat on the sloping bottom of the bin and terminating in opposing, spaced, generally vertically disposed, rigid side walls which extend downwardly from said hopper-shaped bottom along the length of the open outlet thereof and terminate within said trough-shaped member adjacent to and above the inner surface thereof, said walls defining an open feed throat for the passage of granular material from the bottom of said bin to said trough-shaped member, end walls at each end of said feed throat, said end walls and side walls restricting to said feed throat the passage of material from said bin, said side walls forming within said trough-shaped member two opposed, rigid, spaced scraper members each disposed along the length thereof, the lower end of each scraper member being in the form of a series of spaced, outwardly flared projections, each projection being separated from the next adjacent flared projection by a slot to provide, along the length of each scraper member, alternate slots and projections with the centre of each slot opposite to the centre of projection on the opposing scraper member, means for oscillating said trough-shaped member whereby, during oscillation thereof, granular material is passed under the scraper members and granular material is discharged alternately over each edge of said oscillatable member, and means for adjusting the angle of oscillation of the oscillatable trough-shaped member.

12. The method of distributing granular material to the soil which comprises the steps of passing said material downwardly from a source of supply through an elongated feed throat into a generally semi-circular elongated trough, said feed throat terminating within said trough in the form of two fixed scraper members extending longitudinally thereof, oscillating said trough through an arc of a circle in which the line of the angle of repose of the material in said trough extended downwardly from the bottom of each scrapper member intersects the trough at all times during oscillation thereof whereby granular
material is passed under the scraper members and whereby granular material is discharged alternately in substantially uniform amounts from each side of said trough along the length thereof, and delivering said material to the soil at spaced intervals along the length of and below the trough.

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