| 摘要 |
PROBLEM TO BE SOLVED: To mutually combine separate heads of the conventional foam head sprinkler apparatus for foam fire extinguishing equipment of apparatuses used for fire extinguishing equipment to form one head. SOLUTION: In this combination head, an outer surface frame part of the thermosensitive surface of a sprinkler head is replaced by the mesh part of the foaming head, and a thermosensitive part is mounted on the lower part thereof.
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