5 Matching Results

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Carpenter's Square. (open access)

Carpenter's Square.

Patent for a carpenter's square that uses an improved attachment "for laying off bevels at various angles" (lines 15-16).
Date: June 16, 1914
Creator: Buckland, Charles O.
System: The Portal to Texas History
Windmill. (open access)

Windmill.

Patent for an improvement in windmills by providing “a number of converging blades which are arranged to the inner side of a casing, midway between the front and rear series of feathering wings or sails. These blades are arranged at opposite angles to the normal position of the feathering wings or sails. These blades are stationary and serve the purpose of deflecting the wind after it has operated upon the front set of wings or sails and directing it squarely against the rear set of wings or sails.” (Lines 90-101) Illustration is included.
Date: June 16, 1891
Creator: Monday, Robert
System: The Portal to Texas History
Railway-Switch Stand. (open access)

Railway-Switch Stand.

Patent for a railway switch stand that locks "a switch of this class and from which the lock cannot be removed except when the switch is fully locked, thus obviating accidents by always insuring a locked condition of the switch after operation and thereby preventing the switch from being subsequently actuated by unauthorized persons" (lines 11-20), including illustrations.
Date: May 16, 1916
Creator: Berger, James H. & Rosson, George T.
System: The Portal to Texas History
Folding and Self Supporting Ironing Table. (open access)

Folding and Self Supporting Ironing Table.

Patent for a new and improved ironing board. This design consists in "the combination of a board, a leaf hinged thereto near one end, and adapted to bear against the same when turned to an upright position, a reach pivotally connected at one end with the leaf, the supporting-feet pivoted to the leaf, the supporting-feet pivoted to the free end of the reach, and the arm intermediate the free ends of the reach and board to support the latter in position when unfolded for use" (lines 24-33).
Date: August 16, 1887
Creator: White, Andrew Asbrey & King, Charles Rufus
System: The Portal to Texas History
Fence-Post. (open access)

Fence-Post.

Patent for a fence post made of sheet metal or iron, which does not require extra extra staples to attach wires and is durable.
Date: November 16, 1909
Creator: Mace, John O.
System: The Portal to Texas History