B - Operations – Transporting – 61 – G
Patent
B - Operations, Transporting
61
G
B61G 9/12 (2006.01) B61G 7/10 (2006.01) B61G 9/24 (2006.01)
Patent
CA 2238546
A method of preassembling a slackless type drawbar assembly prior to installation into an end portion of a center sill member secured to a railway freight car. The method comprising the steps of providing a carrier plate member having a means for securing such carrier plate member to a flange portion of such center sill member. Securing a pair of radially opposed and axially aligned shaft support members to a top surface of the carrier plate member. Positioning a drawbar assembly on top of the shaft support members and securing in place. Positioning at least one crushable wedge support member on the top surface of such carrier plate member adjacent the shaft support members. Setting a pair of radially opposed locking wedge members on such at least one crushable support member. Securing the locking wedge members to such at least one crushable support member and the carrier plate member without distorting such at least one crushable support member. Then, positioning this assembly into such end portion of such center sill member and securing it thereto. Thereafter, tightening the locking wedge members in place until all slack has been removed from such slackless drawbar assembly thereby at least one of crushing and flattening the crushable support member.
Daugherty David W. Jr.
Natschke Scott
Ring Michael E.
Macrae & Co.
Westinghouse Air Brake Company
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