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in subjects: "rail vehicles"  
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Locomotive Wheel Hub and Plate

Description: Patent for improvements to locomotive wheel hubs and plates with the purpose of "inhibiting adjustment of the plate beyond the safety point" (lines 20-21), including illustrations.
Date: November 7, 1922
Creator: Lambert, Floyd D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Trolley-Pole Head.

Description: Patent for improvements in trolley-pole heads in which a good contact may established at all time between the wheel and the trolley-wire. Illustration is included.
Date: May 17, 1904
Creator: Dunn, Robert I. E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Car-Journal Boxes.

Description: Patent for the improvement in car-journal boxes. This invention "relates to oil-boxes used upon journals of car-axles, the object being to prevent the lid from shaking off of the oil-stop or oil-packing surrounding the axle to be removed and replaced by a new one without removing the box from the journal."
Date: October 15, 1878
Creator: Alexander, Francis M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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