5 Matching Results

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Wrench. (open access)

Wrench.

Patent for a pipe-wrench that has a shank with a fixed jaw, a handle for the shank, a movable jaw with two loops for the shank to pass through and a movable upper loop, a ferrule attached to the handle with a long opening, an adjustable screw with a milled collar in the movable jaw, and a pin attached to the shank.
Date: July 16, 1895
Creator: McElroy, Harry
System: The Portal to Texas History
Hand Car. (open access)

Hand Car.

Patent for a new and improved hand car. This design consists in "[a] hand-car constructed with a frame-work . . . and provided with a propelling mechanism consisting of the bent pipe-lever in combination with the rocking lever, provided with the socket, the connecting-rod, driving wheel, and pinion" (lines 92-98).
Date: January 16, 1883
Creator: Johnson, Roberto H.
System: The Portal to Texas History
Sash-Holder. (open access)

Sash-Holder.

Patent for "new and useful Improvements in Sash-Holders." (line 5-6) including instructions and illustrations.
Date: January 16, 1906
Creator: Quick, Albert A.
System: The Portal to Texas History
Railroad-Rail Joint. (open access)

Railroad-Rail Joint.

Patent for a specialized railroad joint that has a "novel combination of a T-shaped splice rail" (lines 12-13) in combination with other parts, "connected with downwardly-curved truss-bolts passing through the vertical member of the splice-rail in such matter as to hold all of the parts firmly together..." (lines 19-23).
Date: March 16, 1897
Creator: Trammell, Jefferson D.
System: The Portal to Texas History
Draw Bar for Locomotives. (open access)

Draw Bar for Locomotives.

Patent for a new and improved draw-bar for locomotives. This design consists, "with the frame of the locomotive and pilot mounted thereon, of the draw-bar connected to the frame, devices for locking and holding the draw-bar on the pilot, and a counter-weight for automatically elevating the draw-bar when released" (lines 97-102).
Date: August 16, 1892
Creator: Heidelberg, Samuel H.
System: The Portal to Texas History