UNT Libraries Government Documents Department - 3,160 Matching Results

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Automatic Danger-Signal for Railroads.

Description: Patent for a "device for indicating at railroad crossings and other points, the approach or departure of trains within any given distance of such crossing or with relation to any point where persons might come into dangerous proximity to the train if they were left unadvised by some such signal as this." (Lines 19-26) Includes instructions and illustrations.
Date: February 26, 1895
Creator: Lee, Horatio Grooms; White, John P.; Ball, Thomas & White, James L.

Automatic Drop-Lid for Bins or Boxes.

Description: Patent for "boxes or bins for store counters and shelves; and it has for its object to provide certain improvements in the lid devices for boxes or bins, so as to avoid the many objections to hinged lids, which interfere with free access to the interior of the box or bin when the same is used under the counter or on shelves" (lines 8-15).
Date: August 1, 1893
Creator: Dailey, Basil

Automatic Electric Alarm.

Description: Patent for an automatic electric alarm meant to be hooked up to an automatic dry-pipe sprinkler system, and protects against fire. The alarm goes off when the air in the sprinkler pipes falls below a predetermined level. This invention also signals an alert when there is a leak in the pipes, and is an improvement on the circuit-wires for similar alarms.
Date: January 7, 1896
Creator: Williams, George Bayley

Automatic Electric Alarm.

Description: Patent for an inexpensive, simple, and durable automatic electric alarm that allows people in house or hotel rooms, mines, ships, shops, etc. to signal for another person. The alarm is wired to a clock so it can be programmed to go off at a certain time.
Date: January 7, 1896
Creator: Stansel, Thomas J.

Automatic Fire Extinguisher.

Description: Patent for a new and improved fire extinguisher. This design is "to provide for automatically putting out a fire in any building in which [the] apparatus may be located, upon the temperature in said building or room reaching any predetermined degree. This result is accomplished by the action of an expansible fluid—such as mercury—in a contained vessel, which actuates certain . . . mechanism, causing the structure to be flooded with water or with a fire-extinguishing gas or fluid" (lines 22-32).
Date: December 30, 1890
Creator: Fuller, Wily Scott

Automatic Gate.

Description: Patent for an improved automatic gate with levers, cam-blocks, camways, and cam-rods. It is centrally pivoting, uses a pulley, a cam groove, a forked bearing, chains, and chords.
Date: September 17, 1895
Creator: Everton, David Marion

Automatic Railroad or Farm Gate.

Description: Patent for an improved automatic railroad or farm gate that uses the "weight of the car or wagon upon an operating-board and automatically close[s] after the train has passed, and which can also be opened by hand when it is desired to let a single person pass through, either upon foot or horseback" (lines 20-25).
Date: October 4, 1892
Creator: Benson, Joseph Robinson

Automatic Railway-Gate.

Description: Patent for an automatic railway gate that consists of a picket shaft under the rails, cranks between the rails that are connected to the picket shaft, springs holding the shaft, tread rails that run along the rails and join the cranks, and guide blocks along each tread rail.
Date: February 13, 1894
Creator: Warren, Governor D.

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

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 spring that supports the lever.
Date: October 10, 1893
Creator: Baade, John

Automatic Repeating Railroad-Signal.

Description: Patent for an automatic repeating railroad-signal designed to be used with semaphore and other train-signaling apparatus. It eliminates mistakes made in notifying the central office and automatically reports "any change in the position or color of the signal to a central office over the ordinary telegraph-wire" (lines 14-16). The signal is a wheel that operates a key to send a message to the central office.
Date: January 28, 1896
Creator: Innes, Robert Hayward

Automatic Telephone-Exchange System.

Description: Patent for "a simple system and arrangement which is especially adapted for a telephone exchange, which enables the instruments to be connected by a single wire, which dispenses with the use of an operator at the central station, which has automatic means for registering the messages sent by each subscriber, and which is provided with an automatic switching device by means of which one subscriber may connect with any other" (lines 10-19).
Date: December 5, 1893
Creator: Serdinko, John

Automatic Track Sweeping and Oiling Attachment for Street-Cars.

Description: Patent for improvements in automatic track sweeping and oiling attachments to street cars by having a transverse shaft carries a hub which has a series of brushes. When “the street car moves forward, the brushes on the transverse shaft are revolved, which sweep the rails and keep them clean.” (Lines 90-93) Illustration is included.
Date: May 12, 1891
Creator: Nesmith, Robert Henry

Automatic Type-Writing Machine.

Description: Patent for improvements to the type writer which allow for automatic, proper spacing between letters and words; will automatically return the carriage to the beginning of the page; and will automatically feed the inking ribbon so that the entire surface is used. Includes instructions and illustrations.
Date: April 13, 1897
Creator: Templeton, Allison

Automatic Weighing-Scale.

Description: Patent for an automatic weighing-scale meant to be connected to a pneumatic conveyer to weigh cotton, grain, or other products. The invention weighs "any amount to which its scale may be set, and then cutting off the supply and emptying itself, when it may be reset, preferably by hand, to repeat the weighing operation" (lines 18-22).
Date: July 9, 1895
Creator: Schulze, Andrew


Description: Patent for a new and improved awning. This design consists in "[t]he awning frame, consisting of the pivoted curved rods, pivoted sectional braces pivotally connected to said rods, and the holding or suspending bars pivoted to said rods and having series of adjusting-apertures engaging pins or studs of said braces" (lines 74-79).
Date: January 14, 1890
Creator: Allen, William B.


Description: Patent for a rigid, strong, and adjustable to different inclinations awning-bracket meant to be permanently attached to a building. It can be folded for shipment or storage.
Date: January 14, 1896
Creator: Harry, Owen K.


Description: Patent for improvement in axles by using a “combination of a bar, two skeins and means for holding the skeins in place upon the bar,” (lines 17-18) includes illustration.
Date: March 31, 1891
Creator: Stewart, John A.


Description: Patent for a simple, inexpensive, and durable wheel-axle box that is "adapted to contain a supply of lubricating material and constructed to feed the same continuously to the axle-spindle to prevent overheating, and furthermore, to provide means for preventing ingress of dust" (lines 9-14).
Date: November 19, 1895
Creator: Casto, Tony Lo