UNT Libraries Government Documents Department - 21 Matching Results

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Airship.

Patent for an airship with multiple gas bags inside an outer enclosing casing, which maintain the buoyancy of the airship in case one or more of the smaller bags should rupture. This airship also supports one or more persons other than the pilot, has an "envelop adapted to serve as a parachute in the event of danger", and can "alight upon and rise from the surface of a body of water".

Date: July 2, 1918

Creator: Richmond, George E.

Door Attachment.

Patent for a weather strip attachment for doors which would automatically extend from the bottom of the door to the floor when the door is in the closed position and retract to the bottom edge of the door when the door is opened.

Date: August 2, 1921

Creator: Swenson, Frank O.

Machine for Making Tamales

Patent for a Machine for Making Tamales

Date: July 2, 1918

Creator: Winfrey, Herbert O.

Dental Implement

Patent for a dental implement that features a tool useful for dentists when filling teeth and also is adapted to contain filling material for instant availability and use during dental procedures.

Date: December 2, 1919

Creator: Edwards, Walker A., Jr.

Apparatus for Testing Errors of Refraction

Patent for an eye testing device that has a movable lens, a measuring device for correction, and two different cards with test type on them which are fed into the machine during testing for astigmatism and myopia, presbyopia, and hyperopia to determine the level of correction needed in glasses.

Date: July 2, 1907

Creator: Bahn, Gustavus Adolphus

Clipping and Pruning Shears.

Patent for clipping and pruning shears that can have the blades taken off for sharpening.

Date: May 2, 1911

Creator: South, John P.

Vessel-Propelling Device

Patent for a novel form of propeller in which a current of air or other fluid is forced under pressure through a port in the stern of the vessel causing propulsion.

Date: January 2, 1906

Creator: Carlson, Peet

Hunting or Shooting Garment.

Patent for a coat for use while using firearms that has pads built into the shoulders to absorb the impact of the recoil of the gun and protect the shoulders from rubbing while carrying the gun.

Date: April 2, 1907

Creator: Petmecky, Fred

Separable Button or Stud.

Patent for invention that relates to seperable buttons or studs - such as collar and cuff buttons, shirt-studs and the like of that which the article comprises a back or base portion provided with a stem or coupling member and a head provided the means to coact therewith,... (Vrendendurgh, 1902).

Date: September 2, 1902

Creator: Vrendenburgh, J. L.

Sewage System for Trains.

Patent for a sewing system on trains or vehicles which will allow then to have working water-closets.

Date: January 2, 1906

Creator: Mettenheimer, John Henry.

Apparatus for the Manufacture of Ice.

Patent for a new and improved ice maker. This design calls for "two or more sheets of galvanized iron or other metal set in a tank of fresh water, one on either side of the evaporation-pipes, and held in a position parallel to each other by anchors or yokes that connect them" (lines 15-20). This eliminates the need for strong (ammoniacal) brine and is a faster, more reliable, and less leaky ice-making process than previous ones that used said brine.

Date: March 2, 1880

Creator: Zilker, Andrew J.

Tuck Creasing and Marking Attachment for Sewing Machines.

Patent for a new and improved tuck creasing and marking attachment for sewing machines. This design "is to provide a simple and effective tuck creaser or marker to be operated directly by the needle-bar of a sewing machine; and it consists, essentially, of a creaser and an arm attached to the needle-bar and carrying an indent-piece, which strikes the creaser to mark or crimp the tuck. The creaser is formed upon a slide adjustable upon a graduated plate or bar attached to the plate of the sewing… more

Date: April 2, 1889

Creator: Crawford, Alice Ann

Ironing Board.

Patent for a new and improved ironing-board. This design "is to provide a simple and inexpensive ironing-table adapted to be readily attached to the edge of a table or to a cleat on the wall and capable of being adjusted vertically to accommodate itself to the height of the table or other support" (lines 10-15). It consists in "[a]n ironing-table comprising an ironing-board provided at its rear end with parallel slots . . . the ribs secured to the lower face of the ironing-board and forming gro… more

Date: August 2, 1892

Creator: Chapin, Frederick N.

Improvement in Ironing-Tables.

Patent for ironing tables in use with ironing machines. Consist of adjustable frame for stretching and holding garments for ironing.

Date: April 2, 1878

Creator: Becker, Rudolph

Mold.

Patent for an inexpensive and simple mold with few parts and can separate easily. It is designed specifically to make semicircles and rectangular shapes, of concrete or earthenware. The mold also can be held together simply and inexpensively.

Date: February 2, 1897

Creator: Parker, William Sink

Fare Box.

Patent for a new and improved fare-box. This design consists in a "cylinder provided with a longitudinal slot more than half the diameter of said cylinder in depth, and weighed by means of a rotary weight secured to the shaft which forms the axis, to return said cylinder and keep it to normal position with the mouth of the slot downward, of the inclined parallel plates located, respectively, above and below said cylinder, and means for operating said cylinder composed of segment, arm, and tooth… more

Date: November 2, 1886

Creator: Greer, John William

Fan Attachment.

Patent for a new and improved fan attachment. This design consists in "[t]he combination, with the sewing-machine table and the upright of the fan-supporting frame, of the triangular base provided with a rubber-covered base hinged to a sleeve adjustably fitted upon said upright" (lines 111-115).

Date: July 2, 1889

Creator: McComas, Arthur W.

Harness and Saddle.

Patent for a saddle and harness in which "several parts are united in a secure but detachable manner and which possesses certain other advantages" (lines 27-31).

Date: March 2, 1897

Creator: Vogtsberger, Emil

Pinless Clothes-Line.

Patent for "pinless clothes-lines consisting of a series of wire sections connected loosely together at their adjacent ends by means of rings or links, each section having formed on its ends suitable spring-clamps to engage the articles of apparel hung on the line." (Lines 18-24) Includes instructions and illustrations.

Date: June 2, 1896

Creator: Sterzing, Fred

Draft-Rigging for Railway-Cars.

Patent for a draft-rigging for railway-cars that consists of a metal plate in an inverted U-shape, with its legs doubled upward and attached to the middle sills of the car, and the option of attaching a coupler to the plate. The plate legs can receive a king bolt ransom.

Date: July 2, 1895

Creator: Roosevelt, James A.

Door-Check.

Patent for an improvement on door-stops meant to "check the door at any point in its traverse and at the same time serve as a door fastening and stop" (lines 14-16). It is hand adjustable operating-rod.