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:
Aug. 26, 2014
Filed:
Mar. 07, 2011
Aegyd Pengg, Klagenfurt, AT;
Franz Fuchs, Kapfenberg, AT;
Aegyd Pengg, Klagenfurt, AT;
Franz Fuchs, Kapfenberg, AT;
Pewag Austria GmbH, Kapfenberg, AT;
Abstract
A chain has alternating vertical and horizontal chain links and with each link having an oval profile. The vertical links having an end web supporting surface formed on its inside that engages with a complementary bearing surface on the end web of adjacent horizontal link. The supporting surfaces and the bearing surfaces of all end webs are widened beyond two lateral surfaces of the respective end web, and supporting surfaces and bearing surfaces associated with one another are formed in each case as complementary cylindrical surfaces extending between longitudinal limbs. A method for producing such, closed profile chain links are hooked into open profile chain links and then the latter are closed by welding. And wherein, all supporting surfaces and bearing surfaces associated with one another are formed in each case as cylindrical surfaces that complement one another.