UNT Libraries Government Documents Department - 644 Matching Results

Search Results

Results: 1 - 24 next

Cotton-Chopper.

Description: Patent for improvements in cotton choppers in which “when the machine progresses over the field, the plows or cultivators will stir and agitate the soil and the rotary cutting-hoes will chop out the plants, leaving the stands of cotton any desired distance apart, which may be regulated by so arranging the gearing as to cause the chopping-hoes to be rotated more or less rapidly.” (Page 2, lines 15-22) Illustration is included.
Date: August 4, 1891
Creator: Baugh, James A.
Item Type: Refine your search to only Patent

Whiffletree.

Description: Patent for a new and improved whiffletree. This design "compris[es] a front rod and a back rod or spring united together by welding, said whiffletree having its ends rounded to form shoulders and provided with hooks fitting upon the rounded ends and prevented from slipping inward by the shoulders, and disks placed upon said rounded ends and attained thereon by swaging the latter" (lines 6-13).
Date: May 28, 1889
Creator: Black, William Jackson
Item Type: Refine your search to only Patent

Whiffletree.

Description: Patent for a new and improved whiffletree. This design "compris[es] a front bar, a back rod or spring united to the front bar by welding, the ends of both said bar and rod being bent upon themselves and the parts welded together to construct an eye or opening, whereby both bar and rod are bent around the latter . . . a strengthening-piece placed between the front bar and the back rod or spring, and a casing secured to the back rod and adapted to hold the strengthening-piece in place" (lines 8-1… more
Date: May 28, 1889
Creator: Black, William Jackson
Item Type: Refine your search to only Patent

Wagon Axle.

Description: Patent for a new and improved axle. This design consists in "[t]he combination, with an axle having a seat at its outer end and a seat located in from said outer end, of the spindle having its shank provided with a threaded inner end, and nuts turned on said inner end on opposite sides of the inner seat, by which the spindle may be adjusted to and held in any desired position" (lines 79-85).
Date: May 1, 1888
Creator: Blevens, Nathan W.
Item Type: Refine your search to only Patent

Wire Tightener.

Description: Patent for a new and improved wire tightener. This design consists in "the combination of the disks or sections connected by the central bar, the oppositely-pointing lever-arms, the transverse pin fitting into corresponding openings in the disks or sections on one side of the central bar, the locking-pin adapted to fit into any two corresponding openings of the concentric series of openings made in the disks, and a rope or similar device connecting the wire to be stretched with the disks and th… more
Date: April 26, 1887
Creator: Boyd, James W.
Item Type: Refine your search to only Patent

Weather-Strip.

Description: Patent for a simple, inexpensive, and improved weather strip that "will be operated by the opening and closing of the door, and which will not interfere with carpets, and which will when the door is closed effectually exclude wind, rain, dust and the like" (lines 12-16).
Date: July 4, 1893
Creator: Bradford, McDuffee
Item Type: Refine your search to only Patent

Sheet-Placing Machine.

Description: Patent for improvements in sheet-placing machines for pushing and pulling devices to their correct orientation of oil tanks (lines 10-13) roof construction without the possibility of injury to mechanics.
Date: March 13, 1923
Creator: Brock, Verita Belle
Item Type: Refine your search to only Patent

Stalk-Cutter.

Description: Patent for a stalk-cutter that employs rotating breaking members to uproot the stalk and cut it rather than simply cutting the stalk and leaving the roots underground.
Date: November 7, 1911
Creator: Buchanan, Amos. W.
Item Type: Refine your search to only Patent

Feed-Cutter.

Description: Patent for a feed cutter that has a casing that makes up tilted side walls with transverse openings, a reciprocating knife that sits between the casing walls, a link that connects the knife to the casing, a feed trough, and a staple that engages the trough.
Date: August 22, 1893
Creator: Butler, Jacob
Item Type: Refine your search to only Patent

Double-Action Pump

Description: Patent for "double-action submerged force-pumps which can be operated by any suitable power, but particularly adapted for operation by windmills provided with variable gearing...simple in construction and strong and durable and in which there are no parts which can be disarranged during operation and from which all valves may be removed without disturbing the pipe and which will maintain a continuous flow of water during operation."
Date: October 21, 1902
Creator: Byars, Edgar
Item Type: Refine your search to only Patent

Baling Press.

Description: Patent for several improvements in baling presses for making cylindrical bales, the machine being able to be set up in both the horizontal and upright positions.
Date: May 22, 1900
Creator: Byars, Edgar.
Item Type: Refine your search to only Patent

Quilting Attachment for Sewing-Machines.

Description: Patent for "a quilting-frame with equalizing bar and means for adjusting the same so that the quilting-frame shall at all times be held in a level position" (lines 8-11). This invention has a new method for suspending the quilting-frame and for supporting the rail where the traveler operates.
Date: May 9, 1893
Creator: Chenoweth, James W.
Item Type: Refine your search to only Patent

Insect-Destroyer.

Description: Patent for an insect destroyer, specifically made for the boll weevil insect. The purpose of the Insect-Destroyer is to provide a cheaper, simpler, and more convenient alternative to the existing boll weevil insect destroyers.
Date: October 30, 1917
Creator: Clement, Auther H.
Item Type: Refine your search to only Patent

Bedstead.

Description: Patent for a new and improved bedstead. This design consists of a frame with tension wires "extending diagonally across the bed-frame to the side pieces thereof at points intermediate between the corner posts, and independent tension devices to which the ends of the wire are connected, whereby a longitudinal and lateral strain is exerted upon the bed-frame when the wires are adjusted" (lines 1-7).
Date: November 24, 1885
Creator: Clowers, William B.
Item Type: Refine your search to only Patent
Back to Top of Screen