UNT Libraries Government Documents Department - 476 Matching Results

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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

Railway Signaling Mechanism

Description: Patent for a railway signaling mechanism. This invention "relates to certain new and useful improvements in electric railway and block signaling in which means are provided for indicating in the engine cab to the engineer the condition of the road ahead" (lines 9-13). Illustrations included.
Date: January 15, 1907
Creator: Adams, Edwin Johnson
Item Type: Refine your search to only Patent

Tractor

Description: Patent for an improved tractor where the "propelling force is delivered through traction blocks...(lines 11-12)."
Date: March 22, 1921
Creator: Aerl, Van Vivian
Item Type: Refine your search to only Patent

Knee Pad

Description: Patent for a knee protector design "which when worn will not inconvenience the wearer when standing or walking" (lines 10-12). Illustrations are included.
Date: June 6, 1916
Creator: Ashton, Epps
Item Type: Refine your search to only Patent

Marine Torpedo Service.

Description: Patent for a new and improved torpedo system. This design is "to so place and connect the torpedoes that they may be drawn out of the way of friendly vessels, so that they will automatically resume positions that will interfere with the passage of [unfriendly] vessels . . . [and] the invention consists of a series or system of torpedoes that are connected to guide-lines that pass under anchored sheaves and lead to a point where the lines are all connected to a single manipulating-line . . . whi… more
Date: December 7, 1886
Creator: Aylesworth, Charles Samuel
Item Type: Refine your search to only Patent

GATE

Description: Patent for a Gate. "My invention is an improved gate adapted for use as a farm-gate and for other uses." (lines 11-12) and illustrations.
Date: August 25, 1903
Creator: BRUCE, ROBERT A
Item Type: Refine your search to only Patent

Automatic Railway-Gate.

Description: Patent for an automatic railway-gate or cattle-guard for use "at crossings, the entrances to tunnels, bridges or trestles, or at other places where it is desirable to guard the tracks" (lines 11-13). The invention is a simple and effective way for closing gates, can be operated from a distance, and is controlled by the wheels of passing trains.
Date: August 14, 1894
Creator: Baade, John
Item Type: Refine your search to only Patent

Automatic Recording Apparatus for Vehicles.

Description: Patent for an improved automatic passenger register and mileage recorder for vehicles that travel on rails. It consists of a roller that is actives by a time motor, a strip that the roller moves, a pressure roller, a pair of rollers that a record sheet is wound between, a mechanism that controls movements of the pair of rollers, electromagnets that are connected to the seats, armature levers that mark the electromagnets current, a bell crank lever that marks the moving record sheet, and a sprin… more
Date: October 10, 1893
Creator: Baade, John
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Mold for Making Sewers.

Description: Patent for a new and improved sewer mold. This design consists in "[a]n expansible and contractible reversible mold for sewers, in form in cross-section of either a semi-circle, semi-ellipse, or semi-ovate, formed of segmental portions hinged together and provided with stay-braces and thrusting tie-rods" (lines 76-81).
Date: June 18, 1889
Creator: Baade, John
Item Type: Refine your search to only Patent

Agitator.

Description: Patent for an improved device to produce a useful agitation of liquid in washing machines by configuring the paddles or blades in the most effective manner, including illustrations.
Date: February 23, 1915
Creator: Babek, Aloysius S.
Item Type: Refine your search to only Patent

Convertible Mop and Brush.

Description: Patent for improvements in convertible mops and brushes by using a “combination of the fountain-handle, the bail/frame secured thereto and provided with a rubber strip at its lower edge, and the mop secured to the bail/frame.” (Lines 3-7, p.2) Illustration is included.
Date: April 7, 1891
Creator: Bagby, William H.
Item Type: Refine your search to only Patent

Combination Railroad Cross Tie.

Description: Patent for a new and improved railroad-ties. This design "pertains to certain new and useful improvements in railroad-ties, having for its object the production of a metallic tie extremely simple in construction, and by means of which a rail can be readily removed or secured in place and a firm elastic bearing is secured for said rail" (lines 14-20).
Date: May 21, 1889
Creator: Bagby, William Henry
Item Type: Refine your search to only Patent

Railroad Tie.

Description: Patent for a new and improved railroad-tie. This design "has for its object the provision of means for broadening the gage of a road at curves thereof and the production of a metallic tie that is extremely simple in construction and by means of which a rail can be readily removed or secured in place and a firm elastic bearing obtained thereof" (lines 19-25).
Date: January 7, 1890
Creator: Bagby, William Henry
Item Type: Refine your search to only Patent

Rail-Joint.

Description: Patent for a modification of a conventional rail joint, adding a solid abutment that allows for the use of conventional splice bars that "does not involve any appreciable increase in cost over the conventional rail joint" (lines 29-30). Includes Illustration.
Date: May 22, 1917
Creator: Baker, William E.
Item Type: Refine your search to only Patent

Wire Fabric

Description: Patent for an improvement on wire fabrics for multiple usages. Designed to be used without external fasteners, which in turn increase the durability of the wire.
Date: May 24, 1920
Creator: Baker, William E.
Item Type: Refine your search to only Patent

Cotton-Press.

Description: Patent for a cotton press with "a roller bed consisting of a plurality of rollers in conjunction with an overlying pressure roll or cylinder, between which and the roller-bed the bale is formed by winding up the bat, as it comes from the gin-condenser, in the form of a roll" (lines 15-20). The roll-bale is unique in this patent because of its core.
Date: March 23, 1897
Creator: Banister, Charles
Item Type: Refine your search to only Patent
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