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52 Matching Results
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52
Thickener (Sewage Type).
Patent for sewage thickener that relies on sewage solids to sink to the bottom of the sewer and fall into the thickener, in which the thickener will press the solid sewage into a pulp. The pulp will be pressed at a predetermined density, and then the pressed pulp will float to the top of the sewage to be removed. The separation of liquid and solid sewage was predicted to prevent overflow.
Date:
March 11, 1920
Creator:
Allen, Charles
System:
The Portal to Texas History
Tire-Carrier
Patent for carrying an extra tire on an automobile along with a method for easy removal and placement of the tire.
Date:
March 11, 1919
Creator:
Collins, Thomas Jefferson & Jordan, Royal Blaine
System:
The Portal to Texas History
Vehicle-Wheel.
Patent for improving a tire by providing new form of tread-holding device and using a resilient metal band encircling the tire.
Date:
March 11, 1919
Creator:
Allan, William N.
System:
The Portal to Texas History
Wire Fence.
Patent for a new and improved wire fence. This design "relates to wire fencing; and it consists in the construction and combination of devices . . . whereby the wire cables can be conveniently and freely supported at suitable points by spirally-coiled suspension-loops attached to certain fence-posts, so that while securely braced to remain in position the wire cable will not be subjected to chafing or other injury" (lines 8-17).
Date:
March 11, 1890
Creator:
Moran, Horace S.
System:
The Portal to Texas History