UNT Libraries Government Documents Department - 63 Matching Results

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Standing Valve

Description: Patent for a Standing Valve. This standing valve is designed to improve the way the fluids pump through oil and water wells. it also includes an improvement in the way the standing valve is secured to the wells. The new valve can also be easily replaced because of the materials it is composed of.
Date: September 21, 1920
Creator: Adams, Thomas M.
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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

Post-Protector

Description: Patent for Post Protector. This patent is about providing a better means to protect earth embedded structure from moisture and other corrosion materials so that life of earthed structure increases
Date: April 21, 1903
Creator: Beazley, John
Item Type: Refine your search to only Patent

Hose-Clamp

Description: Patent for "certain new and useful Improvements in Hose-Clamps" (lines 5-6). "It is the object of this invention to provide a clamp which is provided with yieldable slips, which securely clamp the hose to prevent the separation of the hose from the nipple..." (lines 30-34).
Date: May 21, 1918
Creator: Bennett, Clarence D.
Item Type: Refine your search to only Patent

Button.

Description: Patent for a button that can fit in any buttonhole. It is "a bar having a button or know affixed thereto and having key-hole-slots, of a button attached to an arm having a tongue and a contracted offset portion adjacent thereto and between the same and the button carried thereby, the said tongue being of a thickness substantially the same as the width of the slot" (lines 55-62).
Date: July 21, 1896
Creator: Burroughs, John J.
Item Type: Refine your search to only Patent

Carbureter-Regulating Mechanism.

Description: Patent for improvements in carbureter-regulating mechanism by "automatically regulate the air and fuel valve of a carbureter, according to the speed of the engine and the load being carried thereby" (lines 12-15, p.1.) Illustration is included.
Date: October 21, 1913
Creator: Carpenter, John C.
Item Type: Refine your search to only Patent

Staple-Setting Device.

Description: Patent for a staple setting device. This invention sets staples in blind slats and sticks with a special reference to assist with the setting of staples for the purposes of both construction and repair.
Date: February 21, 1922
Creator: Chamberlain, Kit Carson
Item Type: Refine your search to only Patent

Apparatus for Heating up Locomotive-Boilers.

Description: Patent for an "apparatus for kindling fires in locomotives; and it is intended to provide an improved apparatus by which the fires may be rapidly and economically kindled and steam may be gotten up without much of the tedious delay now ordinarily incident to raising steam in a cold locomotive-boiler." (Lines 13-19) Includes instructions and illustrations.
Date: January 21, 1896
Creator: Connor, John T.
Item Type: Refine your search to only Patent

Fertilizer.

Description: Patent for improvements in fertilizers “for restoring to the soil the elements which form the food for plants, and which have been abstracted therefore by the absorption of successive crops, or which are naturally deficient in quantity or entirely wanting in the soil.” (Lines 12-16) Instructions on preparing the fertilizers and ingredients are included. No illustration.
Date: February 21, 1882
Creator: Elsasser, Isaac
Item Type: Refine your search to only Patent

Tourist's Glass.

Description: Patent for "improvements in tourist's glasses" ... "intended for the use of tourists, hunters, ranchmen, botanists, mineralogists, and analogous purposes, the object of which is to combine with a compass a plurality of instruments particularly adapted for the aforesaid persons and purposes" (lines 10-17) including illustrations.
Date: January 21, 1908
Creator: Faehrmann, John M.
Item Type: Refine your search to only Patent

Vehicle.

Description: Patent for improvements to vehicle structure. This includes adjustments to the wheel base for better steering movements and vehicle capacity.
Date: November 21, 1922
Creator: Furlong, Martin J.
Item Type: Refine your search to only Patent
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