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US 7,802,416 B2Granted
Method for automated bagging
AssigneeMarko I.R.D.C. Inc.
InventorSylvain Drolet
Life of this patent
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Abstract
A method of bagging an article into a bag comprising: providing a web of stretchable film folded in two so as to provide first and second superposed bag panels, selecting a length of stretchable film as a function of the article to be bagged, cutting the film at the selected length, sealing the bag panels at the length to form a bag having an opening for receiving the article, stretching the bag in a taut open state, and lowering the bag in the taut open state thereof over the article.
Claims7
A method of bagging an article into a bag comprising:
- i) displacing articles to be bagged on a conveyor;
- ii) providing a non-tubular web of stretchable film;
- iii) selecting a length of the stretchable film from the web as a function of the size of a periphery of lateral faces of an upcoming one of the articles to be bagged on the conveyor;
- iv) forming a tubular bag having an opening for receiving the article, with the opening having a size being directly dependent on the selected length of the stretchable film;
- v) stretching said bag in a taut open state;
- and
- vi) once the bag is stretched to the taut open state, lowering the bag in the taut open state thereof over at least the lateral faces of the article on the conveyor.
4 more elements
Dependencies are inferred from the claim text.