To make various electric machinery and apparatus for assisting the operation of fire fighting usable and chargeable in a fire theater where a hose layer is used.
A hose layer 1 is equipped with a body 2, at least a pair of driving wheels 3, a driving means to rotate and drive these paired driving wheels 3, a steering handle 5, and a hose mounting space 10 being free of mounting a fire-fighting hose, respectively. In addition, a power-supply unit 18 for operating the aforesaid various electric machinery and apparatus is installed in this hose layer 1. This power-supply unit 18 is freely chargeable in a selective manner by any of a commercial AC power source, or a generator otherwise or a storage battery and, what is more, either of AC voltage or DC voltage is selectively suppliable to the aforesaid electric machinery and apparatus.
MANO SEIICHI
HATANO HIROAKI
HATAKEYAMA PUMP SEISAKUSHO KK