Endless conveyor belt for a conveyor baking oven, - having an upper conveyor run with a plurality of belt links configured in one piece, - wherein the belt links extend transversely to a conveying direction between lateral guides (53, 54) for the endless conveyor belt, - wherein the belt links are mounted between the lateral guides (53, 54), - wherein the upper conveyor run extends in a conveying plane, - wherein each of the belt links, seen in projection in a direction perpendicular to the conveying plane, has gas passage openings (57, 58), - wherein said gas passage openings (57, 58) have a total opening surface area, which amounts to at least 30% of a total surface area of the projection of the respective belt link, and - wherein each of the belt links has a plurality of link planes (59, 60) spaced from each other perpendicular to the conveying plane between the lateral guides (53, 54), characterized in - that the first, upper link plane coincides with the conveying plane and is defined by a plurality of double link brackets extending along the conveying direction between lateral link side walls (61, 62), - that the gas passage openings are formed between the brackets of the respective double link bracket, - that further gas passage openings are formed in the upper link plane between in each case two adjacent double link brackets, - that the second, lower link plane is formed below the first link plane for the belt links which form the upper conveyor run at a particular instant, - that between the link side walls (61, 62) a reinforcement plate runs, in which the gas passage openings are formed, - that the gas passage openings in the reinforcement plate extend in the manner of elongated holes and have a longitudinal extension in the direction of the longitudinal extension of the belt link, and - that the gas passage openings between the brackets of the respective double link brackets are designed in the manner of elongated holes and have a longitudinal extension transverse to the longitudinal extension of the belt link. - having an upper conveyor run with a plurality of belt links configured in one piece, - wherein the belt links extend transversely to a conveying direction between lateral guides (53, 54) for the endless conveyor belt, - wherein the belt links are mounted between the lateral guides (53, 54), - wherein the upper conveyor run extends in a conveying plane, - wherein each of the belt links, seen in projection in a direction perpendicular to the conveying plane, has gas passage openings (57, 58), - wherein said gas passage openings (57, 58) have a total opening surface area, which amounts to at least 30% of a total surface area of the projection of the respective belt link, and - wherein each of the belt links has a plurality of link planes (59, 60) spaced from each other perpendicular to the conveying plane between the lateral guides (53, 54), characterized in - that the first, upper link plane coincides with the conveying plane and is defined by a plurality of double link brackets extending along the conveying direction between lateral link side walls (61, 62), - that the gas passage openings are formed between the brackets of the respective double link bracket, - that further gas passage openings are formed in the upper link plane between in each case two adjacent double link brackets, - that the second, lower link plane is formed below the first link plane for the belt links which form the upper conveyor run at a particular instant, - that between the link side walls (61, 62) a reinforcement plate runs, in which the gas passage openings are formed, - that the gas passage openings in the reinforcement plate extend in the manner of elongated holes and have a longitudinal extension in the direction of the longitudinal extension of the belt link, and - that the gas passage openings between the brackets of the respective double link brackets are designed in the manner of elongated holes and have a longitudinal extension transverse to the longitudinal extension of the belt link.