Patent ID: 11904347
Assignee: HENKEL AG & CO. KGAA
Field: Surface technology, coating (Chemistry)
Classification: CPC B  H | IPC B

Claim 10:
11. A vacuum impregnation device for vacuum impregnating a workpiece, the vacuum impregnation device comprising:
a vacuum impregnation tank for storing glue, the vacuum impregnation tank comprising a side wall;
a sliding block coupled to the side wall of the vacuum impregnation tank, the sliding block being adapted for supporting the workpiece above the glue;
an electromagnetic controller, the electromagnetic controller being disposed outside the vacuum impregnation tank and being operative to move the sliding block towards the side wall of the vacuum impregnation tank such that the workpiece is released and drops into the glue,
a net basket for holding the workpiece, the net basket comprising a lifting lug adapted to be supported by the sliding block,
wherein the net basket further comprises a projection on a side, the side wall of the vacuum impregnation tank being provided with a guiding groove extending vertically, the projection being adapted to be guided in the guiding groove.