UNT Libraries Government Documents Department - 11 Matching Results

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Motor.

Description: Patent for improving the “’multiple cylinder rotary engine’“ (lines 9-10) through "controlling devices" (line 24) that are both automatic and manual and help engine pistons function more effectively. This patent builds upon earlier patents regarding motor design by the inventor, and will connect to a generator concurrently patented by the inventor. Detailed explanations and illustrations included.
Date: April 1, 1902
Creator: Walker, James C.
Item Type: Refine your search to only Patent

Nut-Cracker.

Description: Patent for improvements in nut-cracker by using “a pair of bent handle-limbs pivoted together near the bends of the limbs, a hammer-block rigidly secured on the opposite end of each handle-limb; each hammer-block having a cavity, these cavities being formed in opposed ends of the hammer-blocks; a handhold in each handle-limb, and a guide-piece having parallel members affixed by their ends on one of the handle-limbs, and loosely embracing the other handle-limbs.” (P. 2, lines 42-51.) Illustratio… more
Date: April 1, 1902
Creator: Dickey, William V.
Item Type: Refine your search to only Patent

Stump-Extractor.

Description: Patent for improvements in stump-extractor by utilize the hoisting or power machine to perform extraction on stump or for other weights. (Lines 12-14) This machine will be portable for “easily moved from point to point, and comprising means for the development of great power with a minimum exertion on the part of the animal or animals used to operate the machine and also within a comparatively small compass.” (Lines 20-25) Illustration is included.
Date: April 1, 1902
Creator: Redman, Charley R.
Item Type: Refine your search to only Patent

Sulky-Lister

Description: Patent for improved version of sulky-lister, with more effective spring between planter and lister-plow. Improvements include ability for covering disks to move downward and function at required drill depth.
Date: April 1, 1902
Creator: Engelmann, Gustav
Item Type: Refine your search to only Patent

Wire-Stretcher.

Description: Patent for improvements in wire-stretchers by using a combination of winding-drum, a ratchet upon the drum and wire clutches for engagement with a wire to be stretched. Illustration is included.
Date: April 1, 1902
Creator: Walls, Joseph A. & Boyter, Robert L.
Item Type: Refine your search to only Patent
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