The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 21, 1991
Filed:
May. 17, 1990
Seppo Saukkonen, Vantaa, FI;
Valmet Paper Machinery Inc., Helsinki, FI;
Abstract
The invention concerns a method and a device for threading the end of a web (P) from a jumbo roll (30) or equivalent through the winder along a path determined by the members guiding the web (P). In the method the end of the web (P) is passed from the jumbo roll (30) through the winder as of full width by grasping the end of the web (P) placed on the jumbo roll by means of a fetching and grasping device (11). The web (P) is transferred by means of the fetching and grasping device (11) to a web (P) holding device (13), the web (P) is held by means of the web (P) holding device (13), the web (P) is detached from the fetching and grasping device (11), the web (P) is attached to a threading member (22) carried by a carrier device (12), the web (P) is detached from the web (P) holding device (13), and the web (P) is threaded as a single thickness through the winder, whereat web (P) is unwound from the jumbo roll (30). The web (P) is cut off before the web (P) is attached to the threading member (22) carried by the carrier device (12).