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6 Matching Results
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Balanced Pump.
Patent for a new and improved balanced pump. This design "relates to improvements in balanced pumps having two vertical receiving-cylinders provided with vertically-reciprocating plungers, and two vertical delivery-cylinders provided with plunging-barrels, all being provided with suitable valves operating automatically in conjunction therewith; and the objects of [the] invention are, first, to provide a pump by means of which water or other fluids may be conducted or raised with but little propelling power, and . . . to afford facilities for readily attaching it to be driven by any steam-engine" (lines 15-27).
Date:
April 20, 1886
Creator:
Ramsey, Haley S.
System:
The Portal to Texas History
Wire Stretcher and Tightener.
Patent for "a simple, cheap, and effective construction of implement, whereby the operation of stretching and tightening a wire may be conveniently and expeditiously performed, and to adapt the device for use also as a wire-cutter" (lines 16-20).
Date:
April 10, 1900
Creator:
Gold, Philip E.
System:
The Portal to Texas History
Wire Tightener.
Patent for wire tightening improvement.
Date:
April 3, 1900
Creator:
Hansford, James, S.
System:
The Portal to Texas History
Improvement in Lamp-Burners.
Patent for a new improvement for Lamp-Burners that helps prevent explosions, including illustrations.
Date:
April 15, 1879
Creator:
Beeman, Geraldo A. & Ramsey, Haley S.
System:
The Portal to Texas History
Plow and Cultivator
Patent for plow and cultivator.
Date:
April 21, 1903
Creator:
Kelley, John D.
System:
The Portal to Texas History
Sash Fastener.
Patent for a new and improved sash-fastener. This design consists in "the rack-bar, the pawl consisting of a metallic strip bent into substantially triangular form, one of the angles engaging the rack-bar, the pivot-screw passed through an eye formed at the upper angle of the pawl, and a handle at the remaining angle of the pawl, a stop-pin inserted through the pawl in rear of the engaging-point, and a spring to hold the pawl normally in engagement with the rack-bar" (lines 11-20).
Date:
April 2, 1889
Creator:
Elkins, William Franklin
System:
The Portal to Texas History