UNT Libraries Government Documents Department - 578 Matching Results

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Rotary Pump.

Description: Patent for a "submerged pump of very simple construction... one which will be efficient in its operation and not liable to get out of repair" (lines 16-20), illustration included.
Date: March 8, 1859
Creator: Fagan, James L.
Item Type: Refine your search to only Patent

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.
Item Type: Refine your search to only Patent

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
Item Type: Refine your search to only Patent

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.
Item Type: Refine your search to only Patent

Improvement in Insect-Destroying Attachments for Cultivators.

Description: Patent for "a fan or blower conjoined with a box containing any of the various powdered poisons used for destroying vermin which infest growing plants, as cotton, potatoes, &c., operated by a pulley and band, running from the axle of the blower to a wheel on the supporting-axle of the cultivator, seeder, or other machine to which the apparatus may be attached." (Lines 19-27) Includes instructions and illustrations.
Date: December 30, 1873
Creator: Hurd, Charles T.
Item Type: Refine your search to only Patent

Nursery Chair.

Description: Patent for a new and improved nursery chair. This design utilizes a U-shaped board with a bib attached to one side and hooks or bolts to the other "to secure a child in its seat and prevent its falling out or upsetting the chair" (lines 12-14).
Date: September 11, 1883
Creator: Reed, Emma T.
Item Type: Refine your search to only Patent

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
Item Type: Refine your search to only Patent

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
Item Type: Refine your search to only Patent

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
Item Type: Refine your search to only Patent

Stirrup.

Description: Patent for a new and improved stirrup. This design relates "particularly to a new and improved stirrup iron or body, whereby a stirrup of extraordinary strength and lightness is produced, and also one that is ornamental and avoids the discomfort of metallic stirrups now in common use" (lines 8-13).
Date: January 6, 1891
Creator: Kerns, George A.
Item Type: Refine your search to only Patent

Mosquito-Canopy Frame.

Description: Patent for an improved mosquito canopy frame using two different forms of locks and metal loops with screws or nails to increase the strength of the parts which “insure easy attachment and detachments of parts and at the same time preserve a close joint” (line 100-102), includes illustration.
Date: March 10, 1891
Creator: Jatho, Adam
Item Type: Refine your search to only Patent

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
Item Type: Refine your search to only Patent

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.
Item Type: Refine your search to only Patent
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