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:
Nov. 12, 2019
Filed:
May. 01, 2018
Sfs Intec Holding Ag, Heerbrugg, CH;
SFS intec Holding AG, Heerbrugg, CH;
Abstract
A method for fastening material webs, such as roofing sheets made of plastic on a surface with fastening points (head disks including a hot-melt adhesive layer) arranged thereon using a self-propelled fastening unit () comprising the following steps: (A) detecting a route marking by means of a first detector () on the fastening unit () and moving the fastening unit along the route marking; (B) detecting and calculating the position of a head disk () by means of a second detector (); (C) approaching and remaining at an operating position during the subsequent fastening process; (D) positioning an induction heater () and heating up the head disk () for a period of time Th; (E) removing the induction heater () and pressing the material web against the head disk by a cooling device (); (F) taking off the cooling device after a predetermined time Tk has passed; (G) continuing with (A), until an end of the route marking is reached.