US Patent 7143786 Two-handle flow-through valve

A flow-through valve is provided and includes a housing connecting first and second ends to allow fluid flow from the first end to the second end. The first end includes first and second inlet ports, while the second end portion includes an outlet port. The flow-through valve further includes a valve cartridge including a first fixed disk having an opening thereon, a first moveable disk in fluid communication with the first fixed disk, a second fixed disk having an opening thereon and a second moveable disk in fluid communication with the second fixed disk. The fixed disks and moveable disks may be configured within the valve cartridge to independently adjust the hot/cold water flow or the temperature/flow rate.