초록

A hose laying vehicle employs a mechanical connection between a loop of hose and a switch for activating a warning device for a predetermined period.

대표청구항 ▼

A hose laying vehicle, said vehicle having a hose bed, a length of fire hose folded in loops and lying in said hose bed in a manner disposing both ends of said hose at a common end of said bed, a hose payout alarm system carried by said vehicle for use in alerting the vehicle operator of the imminen

A hose laying vehicle, said vehicle having a hose bed, a length of fire hose folded in loops and lying in said hose bed in a manner disposing both ends of said hose at a common end of said bed, a hose payout alarm system carried by said vehicle for use in alerting the vehicle operator of the imminent discharge of the end of hose being paid out, said system comprising an electrically operated warning device disposed near the operator, means forming an electric circuit for operating said warning device, swithc means in said circuit, said switch means having a removable element of insulating material normally disposed in a manner to provide an interruption in said circuit with said element installed and to complete the circuit via said switch means when said element is removed from said switch means, means coupling said element to a given one of said loops of hose near the bitter end thereof, said given one of said loops serving to tug on said coupling so as to withdraw said element when said given one of said loops of hose is paid out, withdrawal of said element serving to permit said switch means to complete said circuit to activate said warning device.