US 9,808,119 B1
Grill apparatus that raises and lowers coal grate to and away from food grill
Andrew D. Hough, Cedar, MN (US)
Filed by Andrew D. Hough, Cedar, MN (US)
Filed on Nov. 11, 2014, as Appl. No. 14/538,593.
Claims priority of provisional application 62/051,239, filed on Sep. 16, 2014.
Int. Cl. A47J 37/00 (2006.01); A47J 37/07 (2006.01)
CPC A47J 37/0731 (2013.01) 18 Claims
OG exemplary drawing
 
18. A middle oven apparatus for a grill apparatus, the grill apparatus having top and bottom oven portions, each of the top and bottom oven portions being one-piece, the middle oven apparatus comprising:
a) a middle oven portion, the middle oven portion having a cylindrical shape, the middle oven portion having a cylindrical inner surface and a cylindrical outer surface, the middle oven portion engaging the top oven portion such that the top oven portion is disposable on the middle oven portion, the middle oven portion engaging the bottom oven portion such that the middle oven portion is disposable on the bottom oven portion, the top, middle and bottom oven portions forming an oven closeable to air when the top oven portion is on the middle oven portion and when the middle oven portion is on the bottom oven portion, the middle oven portion being removable from the top and bottom oven portions without destroying the integrity of the middle oven portion, the middle oven portion being removable from the top and bottom oven portions without destroying the integrity of the top and bottom oven portions, the middle oven portion being one-piece;
b) a grill mount, the grill mount being engaged to the middle oven portion;
c) a grate mount, the grate mount being disposed below the grill mount;
d) a rotatable shaft and a tether, the rotatable shaft engaged to the middle oven portion, the tether being engaged between the rotatable shaft and the grate mount, the grate mount being raised and lowered in the middle oven portion when the rotatable shaft is rotated to spool up and to spool out said tether such that the grate mount is incrementally disposable at incrementally different heights relative to the grill mount, the rotatable shaft running horizontally between the grill mount and the grate mount;
e) a manually crankable handle, the manually crankable handle engaged to the rotatable shaft, the manually crankable handle being outside of the middle oven portion, the tether raising and lowering the grate mount and being operated when the manually crankable handle is cranked;
f) wherein the middle oven portion has a top section and a bottom section, wherein said grill mount is disposed at a first height adjacent to the top section of the middle oven portion, wherein said grate mount is disposable at a second height adjacent to the grill mount, wherein said grate mount is disposable at a third height adjacent to the bottom section of said middle oven portion, wherein said grate mount is disposable at a fourth height below the middle oven portion, wherein said first height is greater than said second height, wherein said second height is greater than said third height, wherein said third height is greater than said fourth height; and
g) wherein a top section of said middle oven portion forms a first seal with said top oven portion, and wherein a bottom section of said middle oven portion forms a second seal with said bottom oven portion.