Patent ID: 7578936

Claim:
A fluid treatment system including a fluid treatment assembly and means for feeding the treatment assembly with fluid to be treated and receiving treated fluid, the means including a support structure on which the treatment assembly is adapted to be removably mounted to interengage with each other complementary connectors of the treatment assembly and the feeding and receiving means to establish a flow of fluid from the feeding and receiving means toward the treatment assembly and vice versa, comprising the system has cooperating functional surfaces formed on the treatment assembly and the support structure so that they can enter into mutual contact to immobilize the treatment assembly against movement in translation to keep the complementary connectors interengaged with each other when the treatment assembly is mounted on the support structure and to allow the treatment assembly to be released by applying to it an action limited to tilting relative to the support structure, guided by the interengaged complementary connectors, to remove the treatment assembly from the support structure and wherein the support structure includes two face to face support arms each forming a bearing surface for a corresponding lateral extension of the treatment assembly and each lateral extension includes an opening bordered by a bevel or a convex portion and preferably taking the form of a notch, and a heel-piece of the corresponding support arm is adapted to be nested in the opening.