US 6,981,457 B2
Particulate material dispenser
Donald James Stolz, Kelowna (Canada)
Assigned to Dirt Work Products Inc., Kelowna (Canada)
Filed on Feb. 04, 2005, as Appl. No. 11/49,940.
Application 11/049940 is a continuation in part of application No. 10/454641, filed on Jun. 05, 2003, abandoned.
Claims priority of provisional application 60/390433, filed on Jun. 24, 2002.
Prior Publication US 2005/0127116 A1, Jun. 16, 2005
Int. Cl. A01C 5/02 (2006.01); A01C 7/08 (2006.01); A01C 17/00 (2006.01); G01F 11/10 (2006.01)
U.S. Cl. 111—130 17 Claims
OG exemplary drawing
 
1. A dispenser for dispensing free-flowing particulate matter, said dispenser comprising a hollow elongate body having sidewalls extending between opposite first and second ends, first and second end seals sealing said first and second ends respectively, said first end seal having an orifice through which said particular matter, when stored in said body, is dispensed, a baffle housing mounted within said first end, said baffle housing at least partially occluding said orifice and forming a compartment, an array of baffles mounted within said baffle housing so as to partly occlude a flow passageway through said compartment extending between an opening into said baffle housing at one end of said baffle housing and an opposite end of said baffle housing adjacent said one side wall, said array of baffles constraining said flow passageway a convoluted dispensing flow path is formed for dispensing said particulate matter from said body, around said array of baffles and out of said dispenser through said orifice, each baffle staggered and separate from one another and immovably mounted to said baffle housing so as to remain stationary relative to said baffle housing and said body.