Method for in-mold labeling of a blow molded article

Plastic and nonmetallic article shaping or treating: processes – Direct application of fluid pressure differential to... – Labeling or embossing indicia

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425503, B29C 4924

Patent

active

049198793

ABSTRACT:
An in-mold labeling method and apparatus for a blow molding machine having a primary circular multiple mold path. A continuous drive closed circuit is provided by a guide track means and forms a secondary path in which a carriage or trolley carrying an air actuated means for picking and holding a label for transport to a matched segmental transfer station at which the mold parts and the carriage move in unison at zero relative velocity during which the label is automatically deposited in a mold for application to the plastic part being formed by the mold. Thereafter, the carriage or trolley is conditioned to pick up another label. The continuous driving of both the blow molding machine and the in-mold label dispenser is synchronized for unison uninterrupted operation.

REFERENCES:
patent: 4563148 (1986-01-01), Hasl et al.
patent: 4680000 (1987-07-01), Nowicki et al.
patent: 4769205 (1988-09-01), Oles et al.

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