UNT Libraries Government Documents Department - 73 Matching Results

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Fire Alarm System

Description: Patent for a new and improved fire alarm system. This alarm system will allow the room on fire to be identified and alert the fire department that there is a fire in that house. Using a minimum number of wires, for safety, this alarm signals only one bell no mater the room on fire.There is also a self test feature within this system.
Date: January 21, 1915
Creator: Ammons, John B.
Item Type: Refine your search to only Patent

Fire-Alarm System.

Description: Patent for "an alarm system consisting of an electric circuit within which as thermally operated circuit closer was placed, which was adapted to sound an alarm when the circuit closer had been closed by an operation of the thermal elements of the circuit closer." (lines 78-84) including instructions and illustrations.
Date: March 16, 1915
Creator: Ammons, John B.
Item Type: Refine your search to only Patent

Automatic Fire-Alarm System.

Description: Patent for an automatic fire alarm system with a simple arrangement of alarm devices (positioned throughout different rooms) with sound or visual indicators for fire awareness and closer thermal circuits (assisted with spring contact and circuit closer). The automatic fire alarm system will have a more immediate reaction by making an alert noise or visual and propping open the spring contact.
Date: March 16, 1915
Creator: Ammons, John Burck; Ammons, Evander & McGaffey, Otis
Item Type: Refine your search to only Patent

Bucket Excavator.

Description: Patent for "new and useful Improvement in Bucket Excavators, of which the following is a specification. My invention relates to excavators of that kind in which a bucked is arranged to travel back and forth upon a runway which is lowered into the ground and which is adapted to determine the cross sectional outline of the ditch or excavation" (lines 5-13).
Date: November 30, 1915
Creator: Bettis, William I.
Item Type: Refine your search to only Patent

Cheese-Hoop.

Description: Patent for improvements in cheese hoops by creating a suitable frame work to support a wire gauze or net on the sides and the top of the hoop. This protects the cheese when cutting out a portion of the cheese.
Date: March 30, 1915
Creator: Cain, William R. & Cain, John R.
Item Type: Refine your search to only Patent

Gas-Valve.

Description: Patent for improvement to gas valve "which is adapted to be used in connection with a water heater" (9, 11-12) including description and illustrations.
Date: October 12, 1915
Creator: Cochran, Harry A.
Item Type: Refine your search to only Patent

Transmission Gear Shifting Device.

Description: Patent for a new transmission gear shifting device will "provide means for shifting the transmission parts of an automobile or other motor driven vehicle, without employing the usual hand levers and appliances, and to do so by means of electrically controlled operating mechanisms in combination with certain component parts." (Lines 12-18) including illustrations.
Date: January 5, 1915
Creator: De Witt, G.
Item Type: Refine your search to only Patent

Drill.

Description: Patent for an improvement to drills. Side cutters have been added onto the drill head that extend farther from the head than the cutter underneath. This gradually enlarges the bore and allows for lubrication of bearings and water can be used to flush out the bore while digging.
Date: August 31, 1915
Creator: Decker, Harry R.
Item Type: Refine your search to only Patent

Hydraulic Swivel

Description: Patent for a hydraulic swivel to be used with rotary well drilling machines which will carry water to the drill head through a supply line and maintain that supply line in a given position during drilling operation.
Date: January 26, 1915
Creator: Decker, Harry R.
Item Type: Refine your search to only Patent

Bale-Forming Press.

Description: Patent for a new and improved hay bale forming press that compresses hay or other similar material into a bale and secures it with wire or chords that are tied around the bale, including illustrations.
Date: November 2, 1915
Creator: Dudley, Andrew T.
Item Type: Refine your search to only Patent

Coop.

Description: Patent for a coop to ship poultry and similar animals. Slidable slats and bars allow for food and water access.
Date: April 13, 1915
Creator: Ferguson, Charles W.
Item Type: Refine your search to only Patent

Mail-Station Device

Description: Patent for a mailbox in rural areas for outgoing and incoming mail to be placed in a convenient manner in a designated area. The mailbox will also have individual receptacles for individual persons to access with their designated key.
Date: December 21, 1915
Creator: Gibson, Joe
Item Type: Refine your search to only Patent

Polishing-Machine

Description: Patent for improvements in polishing machines for "polishing marble and other similar stones... and giving a smooth surface to any material of like character." Invention provides a "movable abrading member...and comprehends and mechanism whereby said member may be automatically moved back and forth over the surface to be polished."
Date: April 6, 1915
Creator: Giesberg, John G.
Item Type: Refine your search to only Patent

Receptacle.

Description: Patent for a "discharge spout" (line 34) that prevents accidental spills for receptacles that contain liquids, including illustrations.
Date: July 6, 1915
Creator: Goodpasture, Thomas B. & Maxwell, Thomas J.
Item Type: Refine your search to only Patent
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