Humidifier

Claim 1

GAS HUMIDIFICATION APPARATUS COMPRISING: A RECEPTACLE ADAPTED TO RECEIVE A QUANTITY OF LIQUID FOR HMIDIFYING AN ESSENTIALLY DRY GAS; A HEAD UNIT ON THE RECEPTACLE PROVIDED WITH A HUMIDIFIED GAS OUTLET AND COOPERABLE WITH THE RECEPTACLE TO DEFINE A PRIMARY CHAMBER; STRUCTURE ON THE HEAD UNIT PRESENTING A SECONDARY MIXING CHAMBER HAVING AN OUTLET COMMUNICATING THE MIXING CHAMBER DIRECTLY WITH THE PRIMARY CHAMBER; A DRY GAS INJECTION NOZZLE MOUNTED IN THE HEAD, SAID NOZZLE BEING ADAPTED TO BE COUPLED TO A SOURCE OF ESSENTIALLY DRY GAS AND PROVIDED WITH A GAS EJECTION BORE EXTENDING INTO SAID MIXING CHAMBER ADJACENT ONE EXTREMITY THEREOF; A LIQUID NOZZLE MOUNTED IN THE HEAD AND PROVIDED WITH AN ORIFICE WITHIN SAID MIXING CHAMBER, SAID ORIFICE BEING IN PROXIMAL RELATIONSHIP TO SAID GAS EJECTION BORE AND DIRECTLY IN THE PATH OF TRAVEL OF GAS EMANATING FROM THE GAS NOZZLE TO EFFECT LOWERING OF THE PRESSURE IN SAID LIQUID NOZZLE RELATIVE TO THE PRESSURE IN SAID PRIMARY CHAMBER; AND CONDUIT MEANS COMMUNICATING THE LIQUID NOZZLE WITH THE PORTION OF THE PRIMARY CHAMBER RECEIVING SAID LIQUID, SAID STRUCTURE INCLUDING A PARTITION SEGMENT BETWEEN SAID PRIMARY CHAMBER AND SAID MIXING CHAMBER AND SURROUNDING SAID GAS NOZZLE IN SAID MIXING CHAMBER, SAID SEGMENT BEING PROVIDED WITH AN OPENING THERETHROUGH IN SPACED RELATIONSHIP FROM SAID OUTLET OF THE MIXING CHAMBER AND DISPOSED BETWEEN SAID PRIMARY AND MIXING CHAMBERS TO COMMUNICATE THE PORTION OF THE SECONDARY MIXING CHAMBER IN GENERALLY SURROUNDING RELATIONSHIP TO THE GAS NOZZLE THEREIN DIRECTLY WITH THE PRIMARY CHAMBER FOR EFFECTING EQUALIZATION OF THE PRESSURE BETWEEN THE PRIMARY CHAMBER AND SAID MIXING CHAMBER TO RPECLUDE ACCUMULATION OF LIQUID ON THE SURFACE OF SAID STRUCTURE DEFINIGN SAID MIXING CHAMBER.