Texas Patents - 6 Matching Results
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- Level-Indicator.
- Patent for a new and improved level indicator, intended for use with airplanes and other flying machines to indicate the angle of ascent or descent, as well as when the machine is on a level keel. The level indicator is designed to have a water-tight casing and weatherproof joints and has brackets to secure it to the airplane.
- Railway Crossing
- Patent for a railway crossing. Illustrations included.
- Wire-Coiling Machine.
- Patent for a a wire coiling machine, which can make wire coils out of different types of wires for use in making doormats.
- Wire-Coiling Machine.
- Patent for a coil wiring machine, which is affordable to make and efficient in operation.
- Method of and Apparatus for Treating Mineral Pitch.
- Patent for an "improved method of and apparatus for treating mineral pitch and similar material to readily separate the asphalt and asphalt-oils from sand, bituminous rock, and other impurities contained in the mined material and removing the sand and impurities" (lines 12-17). The method circulates the material in hot water to separate the asphalt and asphalt-oils from the sand and impurities. The asphalt and oil rise to the top of the water and the impurities sink.
- Improvement in Band-Cutting Feeder for Thrashing-Machines.
- Patent for an improved Band-Cutting Feeder for Thrashing-Machines in order "to provide an improved machine for cutting the bands of gavels or bundles of grain, and feeding the same to the cylinder of a thrasher."