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US 4,321,878 AGranted
Secondary hearth crematory
OwnerWilliam W. Segrestinventor
Life of this patent
Estimating the term…
Abstract
A cremator is provided with a primary cremation chamber and a secondary cremation chamber adjacent to and in communication with the first chamber. A method of cremating bodies utilizing the apparatus disclosed wherein a body is eighty percent consumed in the primary chamber and is then moved to the secondary chamber wherein it is consumed together with the by-products of the cremation of a second body in the primary chamber. Cremation in the secondary chamber utilizes the heat of combustion of the second body in the primary chamber to increase the efficiency of the system.
Claims7
A device for cremating bodies comprising:
- a primary hearth of refractory material disposed to support the body;
- two refractory side walls of dense brick each connected to respective sides of said primary hearth;
- a top member connected to said side walls and having a passage therethrough
- a loading door coupled to the front of said primary hearth, sidewalls and top member and adapted to admit a body,
- means for heating said primary hearth so that the body is partially consumed;
- thereby yielding products of consumption;
- a secondary hearth of refractory material adapted to support the partially consumed body;
- two secondary side walls, one of said walls disposed to each side of said secondary hearth;
- a remains removal door coupled to said secondary hearth and adapted to remove the totally consumed body;
- and
- a curtain wall of refractory material disposed between said primary hearth and said secondary hearth said curtain wall defining an upper and lower passage and;
- guide walls angularly disposed between said primary and secondary hearth whereby a throat is formed between said primary and secondary hearth.
9 more elements
Dependencies are inferred from the claim text.