|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 0 인용 특허 : 8|
A railway tie is disclosed having stackable decks for reducing ballast migration in areas where the crib is reduced or removed in order to accommodate additional railway equipment. The stackable railway tie can include a base deck, a top deck, and a fastening system for securing the top deck to the base deck. A second fastening system may be integrated in the railway tie for securing one or more rails to the top deck. The top deck can be configured to transmit a load, such as that from the weight of a train, to the base deck. A ballast displacement syste...
What is claimed is: 1. A stacked railway tie comprising: a first deck; a second deck coupled to the first deck, wherein the second deck is adapted to receive at least a portion of the first deck therein such that the first deck is at least partially nested within the second deck, and wherein the second deck is configured to facilitate coupling of a rail to the first deck; a fastening system configured to couple the second deck to the first deck; and wherein the second deck has a concave lower surface defining a void in the second deck, and wherein the f...