Honeycomb structure, exhaust gas purifying device and method for producing honeycomb structure
AssigneeNGK Insulators, Ltd.
InventorsYukio MIYAIRI, Masaaki MASUDA, Kyohei KATO, Takafumi KIMATA, Kazuya HOSODA
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Abstract
A pillar shaped honeycomb structure, including: an outer peripheral wall; and porous partition walls disposed inside the outer peripheral wall, the partition walls defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path, wherein one or both of the one end face and the other end face includes a groove portion; and wherein at least one annular conductive loop containing a conductive material is embedded in the groove portion.
Claims18
A pillar shaped honeycomb structure, comprising:
- an outer peripheral wall;
- and
- a porous partition wall disposed inside the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path,
- wherein one or both of the one end face and the other end face comprises a groove portion;
- and
- wherein at least one annular conductive loop comprising a conductive material is embedded in the groove portion.
A method for producing a pillar shaped honeycomb structure, the honeycomb structure comprising:
- an outer peripheral wall;
- and
- a porous partition wall disposed inside the outer peripheral wall, the partition walls defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path,
- wherein the method comprises the steps of:
- forming a groove portion on one or both of the one end face and the other end face;
- and
- embedding at least one annular conductive loop comprising a conductive material in the groove portion.
Dependencies are inferred from the claim text.