Svedala Industries, Inc.

David L Depew

Bruce A Robbins

Ernest W, Lobb

A railroad car positioning apparatus for positioning a railroad car along a track. The railroad car positioning device apparatus includes a carriage member and first and second dog members mounted on the carriage member. The apparatus includes a device for positioning the dog members and for extending the dog members from the carriage member to an axle height of a railroad car for contacting one of the axles on opposite sides thereof. The apparatus further includes a plurality of hydraulic cylinders for moving the carriage member in a forward or reverse direction to acquire an axle and for exerting a force between one of the dog members and the acquired axle to position the railroad car along the track.

Railroad car positioning apparatus

A railroad car positioning apparatus for positioning a railroad car, the railroad car having at least two axles spaced apart along a longitudinal axis of the railroad car, each of the at least two axles being provided with wheels on the opposing ends thereof, the railroad car positioning device apparatus including: a carriage member; a first dog member mounted on the carriage member and a second dog member mounted on the carriage member; a device for positioning the first dog member and for extending the first dog member to at least a first position wherein the first dog member extends from the carriage member to at least the height of the axle members of the railroad car for contacting at least one of the axle members of the railroad car; a device for selectively positioning the second dog member and for extending the second dog member to at least either of a first position wherein the first dog member extends from the carriage member to at least the height of the axle members of the railroad car for contacting at least one of the axle members of the railroad car, and a second position wherein the second dog member is fully disposed beneath the height of the axle members of the railroad car and a displacement apparatus for displacing the carriage member in a direction parallel to the longitudinal axis of the railroad car and for exerting a force between at least one of the first and second dog members and at least one of the axle members of the railroad car and for thereby moving the railroad car.

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Boling Brook, IL, United States of America

David L Depew