Liquid i.e. water, projecting device for use by fireman, has control valve controlling flow of liquid in secondary conduit and actuated by user, where valve authorizes flow of predetermined liquid quantity in secondary conduit

摘要

The device has a secondary conduit (7) parallely placed with a main flow conduit (3) of a hose nozzle (1). The secondary conduit has a liquid supply path (71) in communication with a liquid inlet path (31) in the main flow conduit. A liquid diffuser (8) is arranged in an outlet of the secondary conduit. A control valve controls a flow of a liquid i.e. water, in the secondary conduit, and is actuated by a user. The control valve authorizes the flow of a predetermined liquid quantity in the secondary conduit. An independent claim is also included for an accessory for a hose nozzle, comprising a liquid projecting device.