UNT Libraries Government Documents Department - 12 Matching Results

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Detachable and Adjustable Roller.

Description: Patent for a new and improved hand-truck. This design consists in "the combination, with the sections . . . arranged parallel to each other and adapted to have a combined longitudinal and lateral motion with reference to each other . . . rollers located upon the under side of said sections, and the spurs on the upper faces at each end, of the braces . . . located, respectively, upon the lower and upper faces of the device and diagonally across the same, and pivoted at each end to said sections … more
Date: October 1, 1889
Creator: Delany, John L.
Item Type: Refine your search to only Patent

Hay-Press.

Description: Patent for hay-presses relating to the arraignment and and construction of the means for operating the plunger of the press whereby reciprocation of the plunger may be secured by the revolution of an arm or lever whereby a single or double reciprocation of the plunger during a single revolution of the arm or lever may be secured as desired.
Date: October 9, 1917
Creator: Dudley, John Z.
Item Type: Refine your search to only Patent

Improvement in Bale-Ties.

Description: Patent for an "invention to produce a cheap and convenient tie, which is durable, and which will not unlock should the rivet holding the button break from any strain on it, the button still holding by means of slots, and the strain being transferred to a slot in the end of the tie in which the button was riveted." (Lines 15-22) Includes instructions and illustrations.
Date: October 20, 1874
Creator: Brown, Maurice T.
Item Type: Refine your search to only Patent

Plow.

Description: Patent for a reinforced plow shoe that eliminates frictional wear on the landside bar and reduces wear on the landside plate of the plow.
Date: October 16, 1917
Creator: Alston, William H.
Item Type: Refine your search to only Patent

Wrench.

Description: Patent for a wrench that can hold round-headed fastening elements (bolts) so as to prevent from turning in the same direction. The wrench can be held while the jaws grip and hold the round heads of bolts.
Date: October 23, 1917
Creator: Wright, John G.
Item Type: Refine your search to only Patent
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