UNT Libraries Government Documents Department - 12 Matching Results

Search Results

Results: 1 - 12

Cutting Implement.

Description: Patent for improvements in cutting tools especially adapted for severing bale-ties, cutting wire and pruning trees. This cutting implement has a laterally-extending handle and a detachable cutting blade. Illustration is included.
Date: July 2, 1901
Creator: Lott, William E.
Item Type: Refine your search to only Patent

Improvement in Valve-Gear for Steam-Engines.

Description: Patent for "an improvement in steam-engines which shall be so constructed as to give a full application of the steam and a free exhaust at regular intervals, which will enable the engine to be easily reversed, can be easily attached to any engine, which will enable an engine to be worked by water-pressure, will run smoothly and with very little friction, and will be very durable." (Lines 11-19) Includes instructions and illustrations.
Date: July 24, 1877
Creator: Davis, James H. & White, William
Item Type: Refine your search to only Patent

Mechanical Power.

Description: Patent for a new and improved engine. This design "relates to mechanical powers, the object being to combine with an ordinary tread-wheel mechanical advices adapted to be operated by horse-power to revolve said wheel. The invention consists in the features of construction and combination of parts" (lines 9-14).
Date: July 10, 1883
Creator: Perrin, William J.
Item Type: Refine your search to only Patent

Tire

Description: Patent for an automobile tire that has a "puncture-proof armor" made from links and strips of sheet metal. The armor is placed throughout the inner tube portion of the tire.
Date: July 21, 1914
Creator: Yantis, Guy
Item Type: Refine your search to only Patent
Back to Top of Screen