Fire extinguishing ball
A technology of fire-fighting devices and shells, which is applied in fire rescue and other directions, can solve problems such as failure and failure of owners of private houses to notice, and achieve the effect of preventing suitable external forces and long shelf life
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[0057] In order to meet the needs described in the abstract, the containment of the present invention, see figure 1 As with 3 in other figures, light-weight, low-density, rigid plastic foam is used as a better material, and EPS (expanded foamed polystyrene) is specified in the current best choice. It is more environmentally friendly. This material is molded into the required part shape. In the preferred embodiment, it is a hemispherical shape, because the spherical shape assembled by it during manufacturing is basic, and the ratio of internal volume to surface area is the highest, and therefore the size of the device The smallest, and results in the most uniform omni-directional dispersion during use.
[0058] In an embodiment of a spherical shape, one half of each spherical edge can have a tongue-like protrusion feature, which is matched with the groove 4 of the other half of the edge, or other connection features, except that a small part of the edge is reserved for filling The...
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