UNT Libraries Government Documents Department - 69 Matching Results

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Device for Covering and Protecting Contents of Drawers.

Description: Patent for an improved device designed to cover and protect the contents of drawers, this result being attained through a flexible cover wound upon a suitable roller, the latter being operated to wind or unwind the cover by opening or closing the drawer." (Lines 9-14) Includes instructions and illustrations.
Date: August 31, 1897
Creator: Burt, Horace Roscoe
Item Type: Refine your search to only Patent

Double-Incline Wrecking-Frog.

Description: Patent for a wrecking-frog that has "a minimum of weight and maximum of strength and durability, which will accurately guide a derailed wheel to replacement upon the track and which is also equally adapted to derailing a train, car or other vehicle when an occasion arises rendering derailment necessary or expedient" (lines 10-16).
Date: October 31, 1893
Creator: Mooney, Patrick T.
Item Type: Refine your search to only Patent

Drawer.

Description: Patent for "drawers, and the object of the same is to provide an improved attachment, whereby the ends of the drawer must move in unison and thus avoid wedging of the drawer, which often occurs when it is moved inward and outward, and a further object is to provide a tension mechanism for the said-drawer controlling device, whereby when the drawer is unlocked there will be sufficient tension upon the same to force it open, and further when the drawer is pulled outward too far the said tension d… more
Date: December 31, 1895
Creator: Matthews, James T.
Item Type: Refine your search to only Patent

Fastener for Fish-Plates for Rails.

Description: Patent for improvements in fasteners for fish-plates for rails by using a combination of fish-plates, washers placed in between the plates and rail, a slotted bolt, a wedge-shaped key with thin bendable portion and a washer on the bolt between the key and fish-plate to “firmly hold the plates in position but will serve to deaden the noise caused by the fractional contact of the parts,” (lines 18-20) includes illustration.
Date: March 31, 1891
Creator: Gary, John S.
Item Type: Refine your search to only Patent

Gate

Description: Patent for invention of certain new and useful Improvements in Gates. Relates to the improvements in automatic gates, Including annexed drawing which fully illustrate the invetion (5-10).
Date: January 31, 1893
Creator: Boyd, Alexander
Item Type: Refine your search to only Patent

Hoodwink.

Description: Patent for hoodwinks or goggles that are adjustable and that are connected with elastic to be more comfortable for the wearer. Includes instructions and illustrations.
Date: August 31, 1897
Creator: Seffer, Hubert
Item Type: Refine your search to only Patent

Ice-Cream Freezer.

Description: Patent for an ice cream freezer that consists of a can with a joint bearing in the middle, a cover with openings in the center and a central vertical flange, a lid that fits over the central vertical flange, and a shaft with horizontal arms that rotates.
Date: July 31, 1894
Creator: Wallace, Lloyd & Wallace, Jeff Davis
Item Type: Refine your search to only Patent

Locomotive Ash Pan.

Description: Patent for a new and improved locomotive ash pan. This design "relates to ash-pans for locomotive and other fire-boxes; and it has for its object to provide a simple and improved device of this character in which the contents of the pan may be discharged therefrom by a single operation of a controlling-lever. To this end the invention consists . . . in a sliding frame working in guides, a series of slats forming the entire bottom of the pan pivoted to the frame and carried thereby, a lever for … more
Date: May 31, 1892
Creator: Johnson, Charles J. W.
Item Type: Refine your search to only Patent

Mechanical Attachment for Pianos and Organs

Description: Patent for a "mechanical attachment for pianos and organs whereby and musical composition executed upon the instrument shall be automatically recorded upon a travelling strip or band or, if preferred, on the cylindrical surface of a revolving drum" (lines 10-15).
Date: May 31, 1892
Creator: Harriman, John Emery, Jr.
Item Type: Refine your search to only Patent

Nut-Lock.

Description: Patent for nut locks that "as for its object to provide simple means for locking the nut against accidental displacement, at the same time allowing it to be removed by the proper application of force, and, furthermore, to permit the permanent locking of the nut at a pre-determined point." (Lines 9-15) Includes instructions and illustrations.
Date: August 31, 1897
Creator: Millen, George
Item Type: Refine your search to only Patent

Piano Guard and Rest.

Description: Patent for "an attachment for pianos designed for use as a guard to protect the instrument from injury to the front of the keyboard when being moved through narrow passage-ways, and as a rest for the feet of performers unable to reach the floor to prevent contact and consequent defacing of the lower panels." (Lines 8-15) Includes instructions and illustrations.
Date: December 31, 1895
Creator: Norcross, Levi Watson
Item Type: Refine your search to only Patent

Piston for Pneumatic Pumps.

Description: Patent for improvements in pistons for pneumatic pumps by using a combination of a tubular shell, a cylindrical valve, a conical aperture and a conical projection to fulfill the conditions required of a piston in pumps. Illustration is included.
Date: March 31, 1891
Creator: Robinson, Charles H.
Item Type: Refine your search to only Patent

Planter.

Description: Patent for a planter in which "the seed-dropping mechanism is adjustable to suit the nature of the seed to be planted and to drop the same closer together or farther apart, as desired." (Lines 13-16) Includes instructions and illustrations.
Date: August 31, 1897
Creator: Rausheck, John E.
Item Type: Refine your search to only Patent

Plow.

Description: Patent for a strong, durable, and adjustable plow that has an improved sweep stock. The plow has an "implement for holding sweeps, half shovels, bull tongues, &c., all of which are needed in the proper cultivation of corn, cotton and the like; and a further object of the invention is to do so construct a sweep stock as to prevent it from choking by weeds" (lines 10-16).
Date: October 31, 1893
Creator: Symmank, Herman & Matthijez, Ernst
Item Type: Refine your search to only Patent
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