Mixing apparatus and method

Agitating – Having specified feed means – Liquid injector within mixing chamber

Reexamination Certificate

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Details

C366S251000, C366S255000, C366S289000

Reexamination Certificate

active

06910799

ABSTRACT:
A mixing apparatus having a blade mixer affixed to the end of a mixer shaft which is rotatably or non-rotatably, but slidably mounted thru a mixer seal member which is adapted to be brought into sealing engagement with the open filler end of a retail tube of viscous caulking compound, wherein the shaft and mixer are adapted to be reciprocated thru the viscous compound contained in the tube substantially the entire length of the tube to rapidly and intimately mix the compound with colorant injected thereinto directly in the retail tube.

REFERENCES:
patent: 2485982 (1949-10-01), McMillan
patent: 2622943 (1952-12-01), Wankat et al.
patent: 2758105 (1956-08-01), Alles et al.
patent: 2816743 (1957-12-01), Kirkland
patent: 2831606 (1958-04-01), Alters
patent: 2895645 (1959-07-01), Pelak
patent: 3514080 (1970-05-01), Price et al.
patent: 3606094 (1971-09-01), Mills et al.
patent: 3858853 (1975-01-01), Rausch et al.
patent: 4758096 (1988-07-01), Gunnarsson
patent: 5326167 (1994-07-01), Ware et al.
patent: 5372422 (1994-12-01), Dubroy

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