Patent ID: 6352086
Filing Date: 2002-03-05
Classification: B60R,F16K,Y10T

Abstract:
In a water supply connection for a mobile camping vehicle in which a flexible water hose is connected at one end by a threaded fitting to a water hook-up and at another end to an water supply inlet of the vehicle; the improvement which comprises a pressure relief device placed in line with said hose for relieving back pressure when a user disconnects said hose from said water hook-up, the device including a generally straight tubular nipple, the nipple having a generally straight internal flow path without sharp bends or restrictions, and having threaded fittings on ends thereof to mate with corresponding fittings on the hose at one end and on one or both of said hook-up and said inlet at the other end; and a needle-valve pressure relief affixed onto said nipple between said fittings and communicating to the interior flow path of said nipple, the needle-valve pressure relief including a needle-valve seat affixed onto said nipple, and a needle valve threadably fitted into said needle-valve seat and which may be manually rotated into or out of closure with said seat; said seat having a pressure-relief bleed hole oriented in a predetermined direction relative to said nipple to direct any escaping water to one side of the needle-valve seat.