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7 Matching Results
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Detachable Drill-Bit.
Patent for a new invention in drill-bit machine which can be detached from two different sides and very flexible for use.
Date:
May 23, 1916
Creator:
Sly, Charles
System:
The Portal to Texas History
Load-Indicating attachment for drilling-rigs
Patent for the invention is to provide a character to be attached on a mounted on the derrick of a drilling rig and which will accurately indicate the cooperative weight of the load attached to the back of rig.
Date:
May 16, 1916
Creator:
Hughes, Howard R.
System:
The Portal to Texas History
Extensible Neck-Yoke
Patent for a neck yoke which may be lengthened or shortened and has novel means for securing the adjustable sections to prevent slipping, should the main fastening become loose.
Date:
May 4, 1915
Creator:
Waddell, Gasper Leon
System:
The Portal to Texas History
Potato-Cutter
Patent for a machine that can cut potatoes and other vegetables into small cooking sized pieces. It has removable blades that allow for different sized pieces to be cut based on the needs of the user.
Date:
May 29, 1906
Creator:
Lansford, Isaac B.
System:
The Portal to Texas History
Stove
Patent for a stove. This invention has a fire box and directed combustion. Illustrations included.
Date:
May 31, 1904
Creator:
Moore, Sidney S.
System:
The Portal to Texas History
Plow.
Patent for a plow that has a new design for a "subsoil and harrow attachment to the ordinary break-plow" (lines 9-10).
Date:
May 19, 1896
Creator:
Bowers, Thomas M.
System:
The Portal to Texas History
Safety Shaft Coupling.
Patent for a new and improved coupling for thills. This design consists in "the combination of the side plates having recesses in their upper edges, the coupling-plates pivoted to the side plates and having recesses in their lower edges registering with the recesses in the side plates, the free ends of the coupling-plates forming detents, the thill having trunnions resting in the registered recesses, and the spring-actuated locking-bar engaging the detents of the coupling-plates" (lines 110-119).
Date:
May 17, 1887
Creator:
Spinks, Rudd C.
System:
The Portal to Texas History