Agitating – By movement of support for removable mixing chamber
Reexamination Certificate
2006-05-16
2006-05-16
Cooley, Charles E. (Department: 1723)
Agitating
By movement of support for removable mixing chamber
C366S605000
Reexamination Certificate
active
07044632
ABSTRACT:
A lifting apparatus for lifting paint containers into and out of paint mixers of the type supported by a generally horizontal surface and including at least one side, the lifting apparatus having a pair of rigidly connected arms, each including a proximal end pivotably connected to a support structure and a distal end extending from the support structure, a mechanical link in the form of a strap and hook connected to a cross member connecting each of the pair of arms for lifting and lowering a paint bucket into and out of the paint mixer and a pair of gas springs connected between the support structure and the lifting arms for urging the lifting attachment upwards. The support structure may be separate from the paint mixer and may include sliding as well as pivoting movement between the arms and the support structure.
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http://www.industrialgassprings.com/Brochure/Page6.asp, “Industrial Gas Springs—Information Pages”, downloaded Aug. 5, 2002, 4 pages.
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Cooley Charles E.
Faegre & Benson LLP
Red Devil Equipment Company
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