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73 Matching Results
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Valve or Cut-Off for Tanks
Patent for Valve or Cut-off for Tanks. Improved valve or cut-off for tanks especially discharge valves. Few parts, easy to assemble, easy to operate, intended for extended use.
Date:
July 2, 1903
Creator:
Leithauser, Peter Jerome; Leithauser, Peter J. & Leithauser, P. J.
System:
The Portal to Texas History
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
System:
The Portal to Texas History
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.
System:
The Portal to Texas History
Machine for Making Tamales
Patent for a Machine for Making Tamales
Date:
July 2, 1918
Creator:
Winfrey, Herbert O.
System:
The Portal to Texas History
Magazine-Hammer
Patent for a new Magazine-Hammer. The new and improved Magazine-Hammer consists of a setting hammer head, carrying handle, feed device for nails, tacks, or like fasteners, discharge device, and mounted setting tube. This Magazine-Hammer improvement allows the operator to drive fasteners with one hand and manipulate an object with one free hand.
Date:
July 2, 1912
Creator:
Smith, Oliver J. A.
System:
The Portal to Texas History
Tube-Cutter.
Patent for a simple and inexpensive tube-cutter meant to cut boiler flues or tubes in order to remove or replace the tubes or flues. The tube cutter doesn't spread the tube and allows the tubes to be withdrawn through the holes after cutting them.
Date:
July 2, 1895
Creator:
Fitzpatrick, John James Kelsoe
System:
The Portal to Texas History
Type-Writer Attachment
Patent for a type writer attachment that counts the number of words in a line and sounds a signal when a preset number of words on a line is reached.
Date:
July 2, 1912
Creator:
Walker, Jack L.
System:
The Portal to Texas History
Improvement in Mattress and Cushion Tackers.
Patent for improvement in fasten materials that are used for mattresses or cushion together without being drawn through and lifted by the needles. Illustration is included.
Date:
July 2, 1872
Creator:
Watson, Thomas A.
System:
The Portal to Texas History
Transmission-Gearing
Patent for a car power transmission gearing which is operated by one simple stick that does not require lateral movements and eliminates the danger of stripping the gears.
Date:
July 2, 1912
Creator:
McCurdy, Horace L.
System:
The Portal to Texas History
Train-Indicator
Patent for a train indicator that displays numbers or letters that can be easily changed.
Date:
July 2, 1912
Creator:
Elliott, Claud B. & Clappart, Emile E.
System:
The Portal to Texas History
Mechanical Movement.
Patent for a mechanical movement, which reduces the level of power needed to operate a mechanical motor pump for wells.
Date:
July 2, 1907
Creator:
Kirby, William Buckingham
System:
The Portal to Texas History
Washboard
Patent for a washboard designed to hold the soap in a manner in which the clothes will automatically be soaped while being rubbed on the board. Illustrations included.
Date:
July 2, 1907
Creator:
Wilkins, Willis A.
System:
The Portal to Texas History
Velocipede
Patent for new and useful improvements to the class of velocipedes "in which the rotation of the propelling-wheel is produced by the oscillation of a rocking-chair" (lines 24-26).
Date:
July 2, 1889
Creator:
Rullmann, John D. & Eckenroth, George
System:
The Portal to Texas History
Whiffletree
Patent for a whiffletree that equalizes the draft pressure on the beam.
Date:
July 2, 1912
Creator:
Sledge, Henry B.
System:
The Portal to Texas History
Improvement in Axles for Vehicles
Patent for "an Improvement in Wagon-Axle Skeins" that "has for its object to furnish an improved iron axle for wagons and other vehicles which shall be stronger without being heavier than iron axles made in the ordinary manner."
Date:
July 2, 1872
Creator:
Ahrenbeck, Charles
System:
The Portal to Texas History
Improvement in Corn-Cob Splitters.
Patent for an improved corn-cob splitter for feeding stock using a tapering pin operated by a rack and pinion to split corn whether shuck is on or off. Includes instructions and illustrations.
Date:
July 2, 1878
Creator:
Smith, Joseph F.
System:
The Portal to Texas History
System of Electrical Operation.
Patent for an electrical system, which reduces the amount of power used to run a generator when there is low usage of the generator, thereby saving fuel.
Date:
July 2, 1907
Creator:
Slaughter, Joel C.
System:
The Portal to Texas History
Mechanism for Operating Railway-Switches.
Patent for a device "for automatically operating the switches of steam, electric, and street railways by the movement of a locomotive or car, thereby obviating the necessity of a brakeman, driver, motorman, or other person alighting from the car or train for such purpose" (lines 12-18).
Date:
July 2, 1895
Creator:
Moore, Albert R.
System:
The Portal to Texas History
Method of Making Concrete Tombstones.
Patent for a method of making concrete tombstones which are waterproof and don't require wetting during the drying process to prevent cracking, reducing the drying time from 30 days in the shade to 4 days in the sun. This is achieved by adding salt to hold water which prevents cracking while drying, and a paint coat of aluminum powder and gasolene to waterproof the concrete and add a shine to it.
Date:
July 2, 1907
Creator:
Hendley, Marion Jonathan
System:
The Portal to Texas History
Tire-Protector.
Patent for an adjustable protective shield for automobile tires, including instructions and illustrations.
Date:
July 2, 1912
Creator:
Day, Alfred H.
System:
The Portal to Texas History
System of Electrical Operation.
Patent for an electrical system to power generators, which can reduce the power flow to the generator during low usage periods.
Date:
July 2, 1907
Creator:
Slaughter, Joel C.
System:
The Portal to Texas History
Washboiler.
Patent for improvements in washboilers involving water and steam being forced through a perforated clothes receptacle as well as automatic draining or release of accumulated water and soil.
Date:
July 2, 1918
Creator:
McFarland, James W.
System:
The Portal to Texas History
Packing Case.
Patent for a new and improved packing-case. This design "relates to cases or cabinets for packing and transporting articles that are brittle and easily breakable, such as eggs, glassware, china, and the like; and it has for its object to provide a device or case containing a series of sub-compartments or boxes, each of which is provided with cells to receive and hold the individual articles to be packed, thus affording great security in transportation and convenience in handling and in exposing the articles for sale" (lines 8-18).
Date:
July 2, 1889
Creator:
Moos, Henry Antonio
System:
The Portal to Texas History
Holder.
Patent for improved book holder for holding down the leaves of an open book which can be adjusted to fit various widths.
Date:
July 2, 1918
Creator:
Duckett, J. L.
System:
The Portal to Texas History