29 Matching Results

Results open in a new window/tab.

Centrifugal Separator. (open access)

Centrifugal Separator.

Patent for a centrifuge that can effectively and efficiently separate heavy oils from acids "with which the oil has been mixed or emulsified as a clarifying or decolorizing agent" (lines 14-16), with illustrations.
Date: March 14, 1922
Creator: Paul, Christian F., Jr.
System: The Portal to Texas History
Drafting Machine (open access)

Drafting Machine

Patent for a machine designed for constructing or drafting geometric figures, including illustrations.
Date: March 21, 1916
Creator: Kreisle, Edwin Clinton & Hawkins, Lyndsay Dickason
System: The Portal to Texas History
Manual-Training Apparatus. (open access)

Manual-Training Apparatus.

Patent for a new improvement in a manual training apparatus for teaching swimming without water. The device allows the exerciser to lie face down on the provided mat and turn cranks to simulate swimming motions.
Date: March 21, 1916
Creator: Hartnett, William J.
System: The Portal to Texas History
Sink (open access)

Sink

Patent for a sink with adequate drainage and connection with a water supply. Can be used with soda fountains etc. Illustrations included.
Date: March 17, 1914
Creator: Gardner, Jesse
System: The Portal to Texas History
Cotton Chopper (open access)

Cotton Chopper

Patent for a cotton chopper. This invention is designed to be adjustable horizontally to operate on crooked rows. Illustrations included.
Date: March 28, 1911
Creator: Burton, George W.; Warwick, Vesper V. & Patton, Deacon O.
System: The Portal to Texas History
Display-Cabinet (open access)

Display-Cabinet

Patent for a display cabinet. Illustrations are included.
Date: March 22, 1911
Creator: Douglass, John A.
System: The Portal to Texas History
Cotton Chopper (open access)

Cotton Chopper

Patent for a cotton chopper. Illustration included.
Date: March 7, 1911
Creator: Carlson, Peet
System: The Portal to Texas History
Fish-Hook. (open access)

Fish-Hook.

Patent for a fish hook with two hooks twisted together, which come apart when a fish pulls on the hook that is reliable in its action.
Date: March 9, 1909
Creator: Willis, Charles Marshall
System: The Portal to Texas History
Device for Slitting Sweet Corn. (open access)

Device for Slitting Sweet Corn.

Patent for a corn slitting device for cutting the corn kernels away from the husks on the cob.
Date: March 10, 1908
Creator: Bahn, Gustavus A.
System: The Portal to Texas History
Trolley-Pole. (open access)

Trolley-Pole.

Patent for a trolley pole, which is extendable and contractible.
Date: March 3, 1908
Creator: Bouchard, Henry
System: The Portal to Texas History
Combined Minnow Bucket and Trap. (open access)

Combined Minnow Bucket and Trap.

Patent for a combined minnow bucket and trap that overcomes past disadvantages, is simple in constructions, inexpensive to manufacture and reliable.
Date: March 27, 1906
Creator: Petmecky, Fred
System: The Portal to Texas History
Weeding Machine (open access)

Weeding Machine

Patent for a weeding machine to run between rows of crops. Illustration included.
Date: March 29, 1904
Creator: Lloyd, William Daniel & Steck, E. L.
System: The Portal to Texas History
Drier Rack (open access)

Drier Rack

Patent for a drier rack on rail-cars to for drying bricks. Illustration included.
Date: March 15, 1904
Creator: Zilker, Andrew J.; Tidmarsh, Albert L. & Armstrong, Charles J.
System: The Portal to Texas History
Generating Oil-Burner. (open access)

Generating Oil-Burner.

Patent for improvements in “generating oil-burners” by connecting a combination of tubes, pipes and casings to direct and regulate the oil flows to the burner. It can also control the amount of steam to be discharged to properly effect the burning of the oil. Illustration is included.
Date: March 3, 1903
Creator: Spiller, Philip Samuel
System: The Portal to Texas History
Heating or Cooking Stove (open access)

Heating or Cooking Stove

Patent for a heating or cooking stove.
Date: March 3, 1903
Creator: Spiller, Phillip Samuel & Haldeman, Horace P.
System: The Portal to Texas History
Seed - Conveyer. (open access)

Seed - Conveyer.

Patent for a new and useful seed conveyer, including instructions and illustrations.
Date: March 6, 1900
Creator: Johnson, Thomas E.
System: The Portal to Texas History
Harness and Saddle. (open access)

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
System: The Portal to Texas History
Slate for the Blind. (open access)

Slate for the Blind.

Patent for a slate that allows the blind to read and write with lettered pegs. Includes instructions and illustrations.
Date: August 28, 1891
Creator: Sthreshley, Elizabeth
System: The Portal to Texas History
Nut and Washer for Vehicle Axles. (open access)

Nut and Washer for Vehicle Axles.

Patent for a new and improved nut and washer combination. This design consists, "with a threaded end on an axle-spindle, which is longitudinally grooved on opposite sides of the thread, and a radially-flanged nut made to engage the threaded-end of the spindle, of a cap-ring having an annular recess formed on one side from its inner edge outwardly, said ring being secured upon the radial flange of the nut, and a cylindrical outer shell having an inwardly-extended flange on one end, and ears on the edge of said flange, which hook over the reduced edge of the cap-ring" (lines 20-31).
Date: March 11, 1890
Creator: Sullivan, Jonathan L.
System: The Portal to Texas History
Agricultural Implement. (open access)

Agricultural Implement.

Patent for a new and improved sweep. This design consists "in a sweep of a suitable shape and construction having attached to each of its rear corners a vertical bar or wings, which extends parallel to the course of the plow and backward a suitable distance beyond the sweep proper . . . The object of [the] invention is to attach to the rear corners or wings of a sweep bars or runners, which rest upon the ground and steady the sweep and prevent it from wabbling or dodging while in use" (lines 14-25).
Date: March 4, 1890
Creator: Cameron, Hugh L.
System: The Portal to Texas History
Shutter Fastener. (open access)

Shutter Fastener.

Patent for a new and improved blind fastening. This design "relates to an improvement in fastenings for outside blinds, shutters, or the like, and the purpose of [the] device is to provide a fastening that cannot be unlocked from the outside, even though slats be cut from the blinds or shutters to which the fastening is applied and two hands or arms are thrust through within reach of the said fastening. [The] fastening has two catching-latches, one locking and holding latch, and one bolt, all to be operated simultaneously when the blind is closed against the sill, [so] said blind may be released" (lines 12-24).
Date: March 19, 1889
Creator: Bachman, Joseph A.
System: The Portal to Texas History
Portable Fan and Operating Machinery for Same. (open access)

Portable Fan and Operating Machinery for Same.

Patent for a new and improved fan. This design "is fluted or corrugated . . . its lines of corrugation radiating from a common point. By this peculiar formation [it is] enabled to concentrate the surrounding air during its movement, and direct and carry it in a body back and forth . . . [and a] heavy bead or bar follows the zigzag or corrugated outline of the bottom of the fan, and serves as a weight to keep it tending downward toward a position of rest. . . . The frame carrying the fan is supported upon standards provided with broad footings . . . by which the fan may be readily moved" (lines 16-35).
Date: March 16, 1886
Creator: McComas, Arthur William & Fitzhugh, Henry A.
System: The Portal to Texas History
Locomotive Head-Light (open access)

Locomotive Head-Light

Patent for improvements to locomotive headlights granted to John Robert McCormick in order to make the headlights movable by levers or gears.
Date: March 31, 1885
Creator: McCormick, John Robert
System: The Portal to Texas History
Safety Stop for Elevators. (open access)

Safety Stop for Elevators.

Patent for a new and improved safety stop for elevators. This design "consists in a lever pivoted to the bottom of the car, and provided with a spring for throwing it into position transversely to the car-bottom, so that the ends of the lever can catch on horizontal bars secured to the sides of the elevator-shaft. A rope or cable is secured to one end of the lever and to the car-elevating cable, and keeps the spring taut, and prevents it from throwing the lever unless the elevating-cable breaks" (lines 11-20).
Date: March 25, 1884
Creator: Saunders, Ellison
System: The Portal to Texas History