Apparatus for painting the inner surface of the side seam of a can body
AssigneeDaiwa Can Company
InventorWakamatsu Atsuyuki
Life of this patent
Estimating the term…
Abstract
An apparatus for painting the inner surface of the welded side seam of a can body with its top and bottom open. The apparatus uses an applicator roll having an annular projection with an acute vertical angle formed in the middle and both edges of the outer periphery.
Claims2
An apparatus for painting the inner surface of the side seam of a can body with both ends open, said side seam being formed by resistance seam welding and then painted as the can body is advanced in a horizontal direction with the side seam being at the top, said apparatus including a can body advancing device;
- a supporting member having side seam painting means composed of a paint vessel and an applicator roll and which guides the advancing can body while keeping it horizontal;
- an applicator roll drive device;
- a roller that is positioned under the foremost end of the supporting member and which supports said member horizontally;
- and means to detect the level of the paint in the paint vessel, said apparatus being characterized by having an annular projection with an acute vertical angle formed in the middle and both edges of the outer periphery of the applicator roll.
An apparatus for painting the inner surface of the side seam of a can body with both ends open, said side seam being formed by resistance seam welding and then painted as the can body is advanced in a horizontal direction with the side seam being at the top, said apparatus including a can body advancing device;
- a supporting member having side seam painting means composed of a paint vessel and an applicator roll and which guides the advancing can body while keeping it horizontal;
- an applicator roll drive device;
- a roller that is positioned under the foremost end of the supporting member and which supports said member horizontally;
- and means to detect the level of the paint in the paint vessel, said apparatus being characterized in that an annular projection with an acute vertical angle is formed in the middle and both edges of the outer periphery of the applicator roll and that a device for blowing cool air onto the advancing can body to cool the side seam is provided above the supporting member and between a welding position and a painting position.
Dependencies are inferred from the claim text.