Patent ID: 7640945
Filing Date: 2010-01-05
Classification: F16K,Y10T

Abstract:
1. A oneway valve, comprising: a valve body having a first end formed with an air inlet port and a second end formed with an air outlet port; a valve seat mounted in the valve body to separate the air inlet port from the air outlet port of the valve body and formed with a plurality of conducting holes each connected to the air inlet port and the air outlet port of the valve body to connect the air inlet port to the air outlet port of the vive body; a valve stem movably mounted in the air inlet port of the valve body and movable to seal the conducting holes of the valve seat to interrupt a connection between the air inlet port and the air outlet port of the valve body; a connecting strap having a first end attached to the valve body and a second end attached to a mounting ring; wherein the mounting ring is mounted on an air nozzle of an automatically inflatable air cushion to attach the oneway valve to the automatically inflatable air cushion.