UNT Libraries Government Documents Department - 13 Matching Results

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Washboard.

Description: Patent for a washboard, with improvements to the conventional washboard such as "having a scrubbing surface formed of transversely arranged, longitudinally twisted wires, which (...) have their ends cleated to the board which prevent displacement" (lines 15-19), including illustrations.
Date: October 24, 1916
Creator: Butler James. F.
Item Type: Refine your search to only Patent

Shears.

Description: Patent for improvements in shears “for use in cutting heavy materials, in which the shears can be readily operated in connection with a base-plate to slide beneath the material being cut and can be detached from said base-plate in order to permit the operation of the shears without the said base-plate.” (Lines 28-34) Illustration is included.
Date: June 24, 1902
Creator: Hamilton, Robert
Item Type: Refine your search to only Patent

Window Attachment.

Description: Patent for "window attachments, being in the nature of means for carrying the shade-roller and lace-curtain on the upper sash and devices whereby the sashes may be locked when closed or opened to any desired extent;" (lines 8-13) and illustrations.
Date: June 24, 1902
Creator: Hamilton, Robert
Item Type: Refine your search to only Patent

Plow.

Description: Patent for a new and improved plow. This design "relates to mold-boards for plows; and it has for its object to provide a combined wooden and metallic mold-board which shall possess superior advantages in point of simplicity, durability, and general efficiency" (lines 9-14).
Date: May 24, 1892
Creator: Jackson, Luther C.
Item Type: Refine your search to only Patent

Car-Coupling

Description: Patent for "a single structure in which the airbrake pipes and steam-heating pipes will be coupled together when the cars are coupled, and in which the several parts will be very compactly arranged. A further object is to provide means whereby the cars may be uncoupled by the use of compressed air" (lines 12-19).
Date: December 24, 1889
Creator: Thomas, James Bryant
Item Type: Refine your search to only Patent

Fence.

Description: Patent for a suspended wood panel fence with "advantages in point of simplicity, inexpensiveness, ease of construction, adaptability, effectiveness, and general efficiency" (lines 11-13). It improves on patents held by J. S. Ferguson, W. A. Tillman, W. T. Manry, and others. The fence panels are suspended between the posts by wires. The wires extend to the bottom of the fence panel's braces at either end of the panel.
Date: November 24, 1896
Creator: Tucker, Thomas Neal
Item Type: Refine your search to only Patent

Seed Planter.

Description: Patent for a new and improved seed planter. This design "entirely do[es] away with the use of belts in the operation of the two dropping-cylinders, so that there will be no slipping of the belts upon the pulleys, and thus caus[ing] the seed[s] to be planted at different distances apart" (lines 22-27).
Date: August 24, 1880
Creator: Ward, Michael
Item Type: Refine your search to only Patent

Cotton-Press.

Description: Patent for a simple, inexpensive, and powerful plunger for a cotton-press that is directly controlled by the operator. The plunger is hydraulically powered, the pressure being created by steam.The plunger's parts are arranged so the power is multiplied.
Date: April 24, 1894
Creator: Williams, Silas Jackson
Item Type: Refine your search to only Patent

Hay-Press.

Description: Patent for a simple and effective hay-press that consists of a plunger, a spring actuated toggle lever that is connected to the plunger, a toothed segment on the lever, a draft attachment with a toothed section that lines up with the toothed segment on the lever, a tongue, a disk connected to the tongue, a cross bar on the frame, plates attached to the cross bar, a pitman, a brake, and a mechanism that throws the brake into action.
Date: October 24, 1893
Creator: Wilson, Albert G.
Item Type: Refine your search to only Patent

Piano-Hammer.

Description: Patent for a piano hammer, which has a strip of striking material that can be moved over to a new section when one section wears out, to increase the life of the hammer.
Date: May 24, 1910
Creator: Young, Henry E.
Item Type: Refine your search to only Patent
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