HAND-OPERATED DISPENSING PUMP Russian patent published in 2002 - IPC

FIELD: hand-operated pumps. SUBSTANCE: proposed dispensing pump is designed for operation with first container filled with first fluid medium; pump has housing provided with spraying mechanism and first attachment unit for securing first container and second attachment unit for securing second container whose content shall be distributed together with first fluid medium. Second container is secured directly to housing at some distant from first container by means of second attachment unit. Second container is provided with holding chamber for receiving definite amount of medium and inlet hole for direct communication between reservoir and spraying mechanism when second container is secured on housing, thus making it possible to admit medium of second container directly to mixing chamber of housing for mixing with first fluid medium transferred from first container, after which medium of mixing chamber is discharged from pump. It is preferably that second container should detachable. Invention contains also description of detachable second container to be used with pump. EFFECT: possibility of handling incompatible materials which are mixed in dispensing pump and are used immediately. 34 cl, 8 dwg