UNT Libraries Government Documents Department - 43 Matching Results

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Adjustable Spring Clamp

Description: Patent for an improved adjustable spring clamp design.
Date: May 13, 1919
Creator: Hillin, H. C.

Advertising Chair

Description: Patent for a rocking chair for displaying advertisements. Illustrations included.
Date: May 24, 1910
Creator: Biehl, Antonio

Attachment for Thimbles.

Description: Patent for invention for the improvement of attachments for thimbles. "The objects of the invention are to produce a device of simple construction for cutting the thread when sewing that can be readily applied to old as well as to new thimbles; also to produce the device in such manner that the thread can be quickly and conveniently cut at any desired point in an expeditious manner " (lines 17-24). Includes specifications and illustrations.
Date: May 1, 1900
Creator: Brown, Archie Edwards

Automatic Train Stop

Description: Patent for an automatic train stop. Used to simplify the construction where fewer magnets and changeable switches are necessary. To provide an automatic train control mechanism with a normally closed circuit, the breakage or disarrangement of any part that would ensure the stopping of the train.
Date: May 21, 1918
Creator: Bulla, Melbern B.

Cigar or Cigarette Holder

Description: Patent for improvements to cigar and cigarette holders so that the stub (butt) of the cigar/cigarette can be easily ejected, thereby decreasing the instances of choking. This also makes the mouthpiece easier to clean and therefore, more sanitary.
Date: May 14, 1918
Creator: McClintock, Herbert R.

Collar Attachment

Description: Patent for a collar attachment to be used with fold down collars to provide a means to hold the collar closed, with illustrations.
Date: May 1, 1917
Creator: Allen, Joseph H.

Crude-Oil Burner

Description: Patent for a crude oil burner for stoves that does not smoke when it is turned on.
Date: May 28, 1912
Creator: Dawson, Oliver B.

Direction-Indicator.

Description: Patent for a direction indicator that is "extremely simple, durable, efficient in operation, and inexpensive to manufacture" (lines 20-22). It is "an improved electrically operated direction indicator, in the nature of an arm pivotally mounted in a casing and operated by an electro-magnetically controlled lever [...] for indicating the directions in which the vehicle to which the device is applied, is about to move" (lines 10-17), including illustrations.
Date: May 16, 1916
Creator: Justus, Fred E.

Door Stop

Description: Patent for a door stop. Illustration included.
Date: May 30, 1905
Creator: Roe, John Taylor

Drafting-Tool.

Description: Patent for a drafting ruler that does not need to be turned end over end to be used.
Date: May 15, 1917
Creator: Faas, Walter

Emergency Brake Setting Apparatus For Elevators.

Description: Patent for an emergency brake setting apparatus for elevators. This invention is an improved emergency brake, especially for the type of elevators used in mines.
Date: May 19, 1914
Creator: Canion, William G.

Fiber-Cleaning Machine

Description: Patent for a machine intended to remove the pulp from the fiber of tropical plants. Illustrations included.
Date: May 19, 1908
Creator: Vaughan, Henry Latrobe

Fiber-Separating Machine.

Description: Patent for a new and improved fiber separating machine "in which the entire cleaning or separating of the fibers from the plant stock can be done in one operation" (lines 10-13).
Date: May 5, 1914
Creator: Parks, Michael Edward

File

Description: Patent for a file. Illustration included.
Date: May 9, 1905
Creator: McClintock, Edward B.

Film-Winder for Cameras.

Description: Patent for a film-winder for cameras. This particular film-winder is designed so that the exact required amount of film is placed upon the lens of the camera.
Date: May 22, 1917
Creator: Mansfield, Clarence H.

Floor-Cleaner.

Description: Patent for an improved floor cleaner that allows for a belt or apron to be turned on to provide continuous motion in order to clean or scrub floors. The floor cleaner will also supply water to the belt, wring and catch dirty water from the belt, and tighten the belt.
Date: May 9, 1916
Creator: Crawford, Hezekiah H.

Fluid-Conditioning Apparatus.

Description: Patent for an air conditioning apparatus that provides "new and improved means for moistening and cooling air," including the "collection and accumulation" of the cooling fluid (lines 10-12).
Date: May 31, 1921
Creator: Lindauer, William A.

Fuel Economizer

Description: Patent for a fuel economizer. Illustration included.
Date: May 3, 1910
Creator: Phillips, Edwin R.

Furnace.

Description: Patent for a furnace used in steel making operations to "enable...uniform heating and the dissipation of the black spots" created on some heated materials during the heating process by means of a "lifting means or moveable hearth."
Date: May 18, 1915
Creator: Moore, Ralph S

Garden Implement

Description: Patent for new garden implement that is "a combination of a rake and scraper and which may also be used in the capacity of hoe or allied implement." (lines 11-13), including illustrations.
Date: May 4, 1915
Creator: Bozarth, John Alexander

Gasket-Retainer

Description: Patent for a gasket retainer for hoses.
Date: May 28, 1912
Creator: Ramage, Jonathan Wade
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