UNT Libraries Government Documents Department - 45 Matching Results

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Bed Drier and Warmer.

Description: Patent for a new and improved bed drier and warmer. This design "includes, primarily, a suitable frame of essentially elliptical form, whose ends allow of the said frame being readily slipped in between the bed and bedding or between two articles of bedding, and in connection with said frame a suitable fire-pot of portable construction" (lines 23-29).
Date: May 14, 1889
Creator: Fossati, Jasper

Bolt for Doors.

Description: Patent for the improvement of bolt locks on double doors using a lever lock for safety and ease of locking and unlocking one or both doors, including illustration.
Date: June 26, 1860
Creator: Bonney, N. W.

Car-Coupling.

Description: Patent for an improved coupler, the object of the invention being to provide an improved means for elevating, holding, and releasing the coupling-pin, and also to provide a vertically-adjustable drawhead, which bae readily adjusted either during coupling or before or after.
Date: January 19, 1892
Creator: Brimingham, Oliver M.

Draft-Appliance.

Description: Patent for a draft appliance (animal-driven vehicle) with the purpose of changing and equalizing the draft between draft-animals and making the draft line easily adjustable.
Date: October 7, 1902
Creator: Arnold, Cyrus M.

Fire and Burglar Proof Safe.

Description: Patent for a safe "constructed as to be safe from fire and burglars, and at which the same time may be made lighter, and may be less expensive in manufacture than when made in the usual way." (para. 4). Additionally, safe is airtight and water-proof.
Date: March 18, 1870
Creator: Wilkins, Samuel Adams

Hay-Press.

Description: Patent for improvements in hay-presses by simplify and increase the efficiency of the power head, so that it is capable of baling more hay in a given time. Illustration is included.
Date: July 28, 1891
Creator: McNeill, Charles Dewitt

Hay-Press.

Description: Patent for a hay press that is meant to "check the rebound of the plunger so that the working beam or lever will not be thrown against the horse; also to provide for automatically applying a brake for the purpose of checking the rebound; also to provide for cushioning the rebound of the plunger so as to prevent or check its tendency to throw the toggle elver against the main lever; also to provide for automatically giving a signal or alarm to indicate when a bale of a given size has been compressed; also to improve the construction of the tie box portion of the press; also to generally improve the construction of parts" (lines 17-30).
Date: April 18, 1893
Creator: McNeill, Charles Dewitt

Hay-Press

Description: Patent for improvements in hay presses "to simplify and cheapen the construction and render it more efficient in the formation of the hay into bales" (lines 16-18).
Date: September 3, 1889
Creator: McNeill, Charles De Witte

Horse-Power

Description: Patent for "a machine adapted for operation from an auxiliary motor actuated by horse or animal power, and has for its object to provide a simple, efficient, and durable machine of this character by or from which a cotton-gin, agrist or saw mill, or other machinery may be driven" (lines 7-13).
Date: August 28, 1888
Creator: Sampson, Allen

Improvement in Electro-Magnetic Engines.

Description: Patent for "a new practical application of electro-magnetism to machinery for the purpose of moving the same and keeping it in motion, and developing a degree of force which is only limited by the reduced proportion of power applied. The invention consists principally in the transmission of electro-magnetic power through compressed air for motor purposes, and the mechanism and combination of machinery necessary for that purpose." (Lines 12-22) Includes instructions and illustrations.
Date: April 9, 1872
Creator: Thornton, William G.