UNT Libraries Government Documents Department - 603 Matching Results

Search Results

Results: 1 - 24 next

Electric Signal System for Electric Cars

Description: Patent for signal systems for electric railways where wires arranged in connection with the signal lamps at the ends of the blocks and on the cars will be lit to signal caution. There will also be a signal within the car if another moving car in the opposite direction enters the same block.
Date: December 26, 1905
Creator: Adams, Edwin J.
Item Type: Refine your search to only Patent

Commode-Seat.

Description: Patent for a commode/toilet seat and storage cabinet that holds multiple seats that can be used to provide individual seats for each person using the commode/toilet.
Date: September 26, 1911
Creator: Ainsworth, Lucian M.
Item Type: Refine your search to only Patent

Car-Door.

Description: Patent for "an improved freight car door so supported that it will not be shaken or jarred off and can be easily opened and closed at all times no matter how heavily loaded the car may be." (Lines 16-20) Includes instructions and illustrations.
Date: February 26, 1895
Creator: Allen, Thomas C.
Item Type: Refine your search to only Patent

Car-Coupling.

Description: Patent for an inexpensive, simple, and efficient improved twin-jaw coupling that couples automatically and easily uncouples. Operators do not need to go between cars to uncouple the cars. "A further object of the invention is in the operation of uncoupling to open the knuckle after releasing the same in order to have the knuckle in position predatory to coupling" (lines 16-19).
Date: September 26, 1893
Creator: Anderson, Anders Peder
Item Type: Refine your search to only Patent

Geometrical Instrument

Description: Patent for a geometrical instrument. This instrument is used to create a straight edge with pivoted blades, like a protractor, to be used for laying protracted angles, etc.
Date: March 26, 1918
Creator: Anderson, Andrew E.
Item Type: Refine your search to only Patent

Hame.

Description: Patent for a hame that has an improved fastening device that easily secures trace chains or tugs to the harness. It is easily adjustable.
Date: September 26, 1893
Creator: Anderson, Lee
Item Type: Refine your search to only Patent

Trace Lock for Harness.

Description: Patent for a new and improved trace-lock for harnesses. This design consists in "the combination of the bolt, the metal strap secured to the trace, provided with the recess, the projection, and the slot having the enlarged opening, the locking-plate pivoted on the recess having the opening, and the spring" (lines 72-77).
Date: June 26, 1888
Creator: Anderson, Lee
Item Type: Refine your search to only Patent

Mineral-Prospecting Apparatus.

Description: Patent for an "apparatus for drilling and obtaining samples or specimens of minerals" (lines 12-13), and obtaining accurate samples of ores in situations where they would otherwise be washed away by water or broken apart. The patent includes illustrations.
Date: August 26, 1913
Creator: Andrews, Benjamin
Item Type: Refine your search to only Patent

Fastener.

Description: Patent for improvement in fasteners that "can be attached to a collar-button for the purpose of holding any articles such as bow-ties, scarfs and neckties of wearing-apparel in position to make the articles easily attached or detached from the garment." (Lines 10-19) Illustration is included.
Date: March 26, 1901
Creator: Applebom, Ralph & Sidenbitel, Joe
Item Type: Refine your search to only Patent

Ball-Bearing.

Description: Patent for ball-bearings that "consists in improvements in hubs or journal-boxes and in the journals of axles or spindles" (lines 8-10), the "object [of which] is to construct journals and journal-boxes which will be perfectly adjustable and durable and which will be subjected to the least possible friction" (lines 12-15).
Date: January 26, 1897
Creator: Baker, Joseph B.
Item Type: Refine your search to only Patent
Back to Top of Screen