Patent ID: 8474606
Filing Date: 2013-07-02
Classification: B65G,F16G

Abstract:
1. A link chain for chain conveyors, in particular scraper chain conveyors for use in mining, comprising: vertical chain links which have around the full circumference a constant cross-sectional profile provided on the inside with a circular arc and on the outside with a flat section; horizontal chain links which have front sections with a straight face zone and longitudinal limbs, which connect the front sections around an oval inner opening and which are provided on their outer surfaces with a recess; wherein the rear sides of the front sections delimiting the inner opening form a contact zone for the circular arcs of the vertical chain links, the horizontal chain links are provided on the rear sides, which face the oval inner opening, of the front sections with a surface which has a hollow, which forms a central region of the contact zone, within a fillet cambered in a crowned manner; and wherein the vertical chain links are provided at the transition of the flat section to the circular arc with a bevel, wherein the cross-sectional profile of the vertical chain links preferably has a width to thickness ratio L