B - Operations – Transporting – 61 – G
Patent
B - Operations, Transporting
61
G
B61G 9/12 (2006.01) B61G 5/02 (2006.01)
Patent
CA 2125438
Slackless drawbar includes a first female connection member, having a first cavity, engaging one end of a first railway car. First and second openings formed through respective first and second side wall portions of such first cavity. A first male connection member has a portion movably disposed in such first cavity. A first aperture formed through such first male member. A first ball member has a portion disposed in such first aperture and a first pair of shaft members extends from outer surfaces thereof. A portion of one shaft member is disposed in the first opening and a portion of another one is disposed in the second opening. Such first pair of shafts have opposed flat surface portions. A first race assembly is disposed in such first aperture and secured to the first male member. An inner surface of such first race surrounds such first ball. A second female connection member, having a second cavity, engages one end of a second car. Third and fourth openings are formed through a second pair of side wall portions. A second male connection member has a portion movably disposed in such second cavity. A second aperture is formed through the second male member. A second ball includes a portion disposed in such second aperture and a second pair of shaft members extends from outer surfaces thereof. A portion of one of such second pair of shafts is disposed in such third opening and a portion of another one is disposed in the fourth opening. Each such second pair of shafts has opposed flat surface portions. A second race is disposed in such second aperture and secured to such second male member. An inner surface of the second race surrounds such second ball. A securing system secures a second end of such first and second male members together. Respective ones of a first pair of wedges engage respective flat surfaces on such first pair of shaft members. Respective ones of a second pair of wedges engage respective flat surfaces on such second pair of shaft members.
Daugherty David W. Jr.
Hawryszkow Michael G.
Kanjo Wajih
Macrae & Co.
Westinghouse Air Brake Company
LandOfFree
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