Title:
COMBUSTION APPARATUS AND HOT WATER APPARATUS PROVIDED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2024/075503
Kind Code:
A1
Abstract:
This combustion apparatus C comprises: a non-electroconductive flame hole plate 4 having a flame hole distribution area 40A in which a plurality of flame holes 40 that are through-holes are provided in a distributed arrangement; a chamber 30 that is adjacent to the reverse-surface side of the flame hole plate 4, the chamber 30 guiding, to the flame hole plate 4, a gas mixture of air and a fuel gas that is hydrogen or a hydrogen-containing gas; a combustion area CA on the obverse-surface side of the flame hole plate 4; and a grounding electroconductive part 5 that is set to a ground potential, the grounding electroconductive part 5 overlapping and contacting the reverse surface of the flame hole distribution area 40A in the flame hole plate 4. This suitably prevents or suppresses invalid ignition of the fuel gas caused by electrostatic discharge in the flame hole plate 4.
Inventors:
MIYAGAWA HARUNORI (JP)
MAESHIMA YUKI (JP)
MAESHIMA YUKI (JP)
Application Number:
PCT/JP2023/033841
Publication Date:
April 11, 2024
Filing Date:
September 19, 2023
Export Citation:
Assignee:
NORITZ CORP (JP)
International Classes:
F23D14/02; F23D14/82
Domestic Patent References:
| WO2020170955A1 | 2020-08-27 |
Foreign References:
| US4919609A | 1990-04-24 | |||
| JP2011196556A | 2011-10-06 | |||
| JPS61138027A | 1986-06-25 |
Attorney, Agent or Firm:
TSUTSUI Masato (JP)
Download PDF: