UNT Libraries Government Documents Department - 14 Matching Results

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Cattle-Guard.

Description: Patent for a simple cattle guard for railroads "which may be applied conveniently and economically to a cattle gap, and which will prevent cattle from getting their legs caught between the sleepers above the gap, which will also prevent cattle from passing over the gap, and which will frighten the cattle from the track" (lines 16-22).
Date: July 18, 1893
Creator: Hills, Lorenzo
Item Type: Refine your search to only Patent

Cattle-Guard.

Description: Patent for a cattle-guard that improves on patents previously granted to the inventor (No. 516,307 and No. 501,785). The improvements include "the provision of a counter balance or lever with a weight slidingly thereon, which can be adjusted so as to better regulate the platform (lines 25-28) and perforated guards, which will not get as damaged by the wind as non-perforated guards. The patent also includes springs under the platform instead of springs under the sills.
Date: September 11, 1894
Creator: Hills, Lorenzo
Item Type: Refine your search to only Patent

Cattle-Guard.

Description: Patent for a cattle-guard that does not let cattle become entangled and killed in the guard, and does not allow cattle to pass over the rails. Cattle also will not get thrown or trip on the guard, and the trains will not be endangered.
Date: March 13, 1894
Creator: Hills, Lorenzo
Item Type: Refine your search to only Patent

Chemical Fire-Extinguisher.

Description: Patent for chemical fire extinguishers "in which the acid-bottle consists of two concentric cylinders, the inner one of which is open at top and bottom, and which, when the bottle is placed in the cylinder containing the water and soda, potash, or other material, a compressed-air seal will be formed, preventing the acid and water from commingling; but when the bottle is inverted the seal will be broken, and the water and acid coming together will generate the gas." (Lines 18-28) Includes instru… more
Date: December 31, 1895
Creator: Flatau, Louis Spencer
Item Type: Refine your search to only Patent

Cultivator.

Description: Patent for a cultivator implement "that is adapted in the event of meeting any impassable obstruction in the soil to turn backward at its lower end and permit the cultivator implement to ride through the action of the draft-power and, with the assistance of the attendant, so as to pass over such immovable obstruction and thereafter perform its intended cultivating function." (Lines 18-25) Includes instructions and illustrations.
Date: February 9, 1892
Creator: Flatau, Louis S.
Item Type: Refine your search to only Patent

Harrow.

Description: Patent for improvements in harrows, "so that any farmer who possesses a Georgia stock or ordinary plow-beam with its attached handles can purchase one of [these] improved harrows per se and without the exercise of any special mechanical knowledge or experience apply the harrow device or contrivance to the beam of such ordinary plow stock." (Lines 40-47) Includes instructions and illustrations.
Date: March 22, 1892
Creator: Flatau, Louis S.
Item Type: Refine your search to only Patent

Plow.

Description: Patent for improvements to plows, including a mechanism to enhance the durability of the parts of the plow that receive the most use. Includes instructions and illustrations.
Date: March 15, 1892
Creator: Flatau, Louis S.
Item Type: Refine your search to only Patent

Seed-Planter.

Description: Patent for a more simple and affordable way to make seed planters "in which there is used some sort of opener to make a furrow into which the seed are dropped, and some sort of devices which follow after and cover over the seed," (Lines 11-15) Includes instructions and illustrations.
Date: December 8, 1891
Creator: Flatau, Louis S.
Item Type: Refine your search to only Patent

Sulky Plow.

Description: Patent for a new and improved sulky-plow. This design consists, "with the frame of the carriage and the axle of the furrow-wheel, of an inclined perforated portion or device, the washers or collar-like devices arranged on either side of the part and penetrated by the axle of the wheel, and means for clamping together rigidly the combined parts" (lines 70-76).
Date: September 20, 1892
Creator: Flatau, Louis S.
Item Type: Refine your search to only Patent

Wagon-Brake.

Description: Patent for improvements in automatically operated wagon-brakes using the combination of tongue, rods, hook, levers, spring and chains that connected with each other and secured beneath the wagon-bed to operate the wagon-brake. Illustration is included.
Date: August 25, 1891
Creator: Garrett, James B.
Item Type: Refine your search to only Patent

Whiffletree.

Description: Patent for an all-metal one-piece whiffletree of "strength, economy, durability, and lightness" (lines 21-22) with solid metal ends that interlock with trace-hooks and prevent "the trace-coupling from becoming accidentally disconnected" (lines 26-27), including illustrations.
Date: November 29, 1892
Creator: Flatau, Louis S.
Item Type: Refine your search to only Patent

Whiffletree-Hook.

Description: Patent for whiffletree-hook that provides "a novel device of this character in which it is impossible for the trace ring or link to become accidentally detached, but which may be readily removed or disengaged from the hook when desired" (lines 15-20). The invention has a flattened circular plate.
Date: March 26, 1895
Creator: Flatau, Louis S.
Item Type: Refine your search to only Patent

Wire-Tightener.

Description: Patent for "an improved wire-tightener especially designed for use in the tightening of wires in the construction of fences and in taking up slack after such fences have been constructed, but which instrument is also capable of use in tying packages with wire, binding planks to posts, and in other instances where it is desirable to tighten wire and secure it when so tightened." (Lines 7-15) Includes instructions and illustrations.
Date: November 3, 1891
Creator: Flatau, Louis S.
Item Type: Refine your search to only Patent
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