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:
Oct. 23, 1990
Filed:
Jun. 28, 1989
Karl-Heinz Klingl, Neusass, DE;
Georg Spiess GmbH, Gersthofen, DE;
Abstract
In a method for the conveying of workpieces such as printed circuit boards along a conveying path in steps wherein for temporary buffering storage the workpieces are diverted along at least one loop with two temporary storage paths running in opposite directions, the invention ensures that the workpieces are not inverted and are kept in the same order since the length of such paths being changed jointly in a way dependent on an increase and decrease of the degree of charging thereof, in the case of which after each number of steps, equal to the number of steps of the conveying path the overall temporary storage device is moved by one step and therebetween after each step of the conveying path the temporary paths are moved with the temporary storage device inactive through respectively one step and after each movement of the temporary storage paths with the temporary storage device inactive and the end of the temporary paths there is a parallel transfer of the workpieces from one temporary storage path to the next one.