UNT Libraries Government Documents Department - 4 Matching Results

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Adjustable Device for Dressing Down Bearings

Description: Patent for a tool that dresses down bearings. Railroad engine journals and their corresponding bearings show wear over time. When replacing bearings into such a journal, without adaptation of the bearing there will be an improper fit, resulting in "hot journals" or "hot boxes". This tool adapts a bearing to a proper fit for the journal into which it will be installed.
Date: December 12, 1922
Creator: Mitchell, William A.
Item Type: Refine your search to only Patent

Gin Attachment

Description: Patent for improved attachments for cotton gins. Useful amendments include the improvement of the function of "moving and regulating the feeding of cotton to the gin and the ejection of refuse, hulls and chaff." (lines 13-15). This is accomplished with the addition of a mechanism that "at regular intervals, close the feeder, open the gin breast and discharge the hulls and waste and again close the gin and open the feeder." (lines 37-40).
Date: September 26, 1922
Creator: Hooton, Claude A.
Item Type: Refine your search to only Patent

Seed Planter and Marker.

Description: Patent for seed planting and marking machines specifically for planting corn, cotton, or any other seeds required planting in rows. This device allows row planting without a check cord or line as it will drop seeds at regular and variable (adjustable) intervals and mark hills.
Date: February 21, 1922
Creator: Sprowl, William L.
Item Type: Refine your search to only Patent
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