| 摘要 |
A sprinkler head for use in residential areas, or the like, requiring the maintenance of aesthetic appearance, including a bayonet impacted by a spring-biased power sleeve for penetrating an interior ceiling or wall. The power sleeve is restrained in the ready position by a wire cable having a rupturable portion separable by heat or other means controlled by a remote device for sensing an incendiary condition in the space to be fire-protected on the opposite side of the ceiling or wall from the sprinkler head.
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