Patent ID: 7147004

Claim:
An apparatus for a cam lock fitting, comprising: a) male and female portions adapted for being connected to each other, said male portion having an end thereon and an external circumferential groove adjacent said end, said female portion having an end thereon and an internal circular recess disposed therein adjacent said end, a seal being disposed in said recess, wherein said end of said male portion contacts said seal of said female portion when said male and female portions are connected, a pair of cam levers being disposed on opposite sides of said female portion having a lever portion and a cam portion wherein each said cam portion of said cam levers is adapted to rotate through the wall of said female portion and into said groove so as to removably join said male portion to said female portion, wherein each said cam lever has a first closed position when said male and female portions are joined together and a second open position when said male and female portions are disconnected from each other; b) a first check valve being disposed internal said female portion so that said first check valve is open in a first position and closed in a second position, a first pivot pin disposed in the wall of said female portion, wherein said first check valve is disposed on said first pivot pin, wherein a first external member connected to said first check valve extends through the wall of said female portion for moving said first check valve between said first and second positions so that when said first external member is in a first position said first check valve is open and when said first external member is in a second position said first check valve is closed; and, c) a connecting arm having first and second ends, said first end connected to said cam lever and said second end adapted for connection to said first external member wherein said first check valve is moved to said open position when said cam lever is in said closed position and said first check valve is moved to said closed position when said cam lever is in said open position.