UNT Libraries Government Documents Department - 2 Matching Results

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Vehicle-Axle Bearing.

Description: Patent for a strong and durable vehicle-axle bearing that reduces friction. "Oil may be admitted to the bearings [in the axle] without removing the wheel or exposing said bearings, thus preventing accumulations of dust or other foreign substance" (lines 17-20).
Date: June 11, 1895
Creator: Falk, Franz

Music-Holder.

Description: Patent for an adjustable, simple, inexpensive, and light music-holder that does not let the music slip and does not damage the music. The clamps will not get in the way of the music, and holds a book as easily as a sheet of music. Springs are not used, the staff is telescopic, and should be made from aluminum.
Date: April 30, 1895
Creator: Gross, Frederick D.