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.

Date of Patent:
Mar. 19, 1991

Filed:

Apr. 21, 1989
Applicant:
Inventor:

Poul E Damkjaer, Markvangen, DK;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65G / ;
U.S. Cl.
CPC ...
198853 ; 474224 ;
Abstract

Chain links for chain link conveyors wherein plastic locking dowels are inserted into undercut grooves in the edge of the chain link for preventing pivots in the chain link chains from being axially displaced. In parallel-running chains with common pivots extending across an entire width of a track, to prevent the chain links from sliding away from each other, the locking dowels are inserted into notches in the sides of the chain links which face toward an adjacent chain, with the dowels holding the chain links together at a predetermined defined distance. A mounting and disassembly of the chains and chain tracks can be carried out in a simple manner without the need for special tools, and the entire assembly can be fully automatic.


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