UNT Libraries Government Documents Department - 32 Matching Results

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Adjustable Split Lock-Nut or Union

Description: Patent for an adjustable split cock-nut or union that is of a simple, cheap, and efficient construction with an intended use on valve rods of internal combustion engines. This device is designed to withstand direct pressure, blows, and torque forces.
Date: December 2, 1919
Creator: Dickinson, Harry E.
Item Type: Refine your search to only Patent

Air Compressor for Deep Well Pumps.

Description: Patent for a new and improved air-compressor. This design "relates to improvements in air-compressing mechanism for the purpose of pumping for forcing from deep wells and performing similar work; and it consists in the construction and arrangement of a larger and smaller air-cylinder, and the combination therewith of mechanism to force the air from the larger into the smaller cylinder to increase the air-pressure in the latter" (lines 22-30).
Date: August 2, 1887
Creator: Adams, John R.
Item Type: Refine your search to only Patent

Beer Tapping Apparatus.

Description: Patent for a new and improved beer tap. This design calls for the air pipe to go within the beer tapping pipe and for a pump to supply the air pipe with air. This eliminates the need of a rubber nipple to connect the air pipe, easily cleans the pipe coil, and allows for the tapping of the keg from without the icebox.
Date: February 2, 1897
Creator: Haenig, Emil
Item Type: Refine your search to only Patent

Bicycle-Frame

Description: Patent for "a bicycle-frame which shall be yielding and support the motor mechanism in such manner that it shall be upheld by the part of the frame which yields to the greatest extent without adding appreciably to the rigidity of the frame" (lines 11-17).
Date: July 2, 1901
Creator: White, Edward Young
Item Type: Refine your search to only Patent

Boot

Description: Patent for a boot design that contains a counter-support of coil springs while also being inexpensive, durable, and efficient.
Date: October 2, 1888
Creator: Benson, Henry L.
Item Type: Refine your search to only Patent

Closure for Bottles, &c.

Description: Patent for a tamper-proof bottle cap made of flexible metal that expands to seal the bottle and cannot be removed and replaced without signs being evident in the bottle and cap.
Date: April 2, 1907
Creator: Hull, John William
Item Type: Refine your search to only Patent

Cuff-Holder

Description: "This invention is an improvement in cuff-holders for detachably attaching cuffs to garments; and the object of the invention is to provide a simple device whereby the cuff can be readily attached to or detached from the garment without annoyance" (lines 10-15).
Date: July 2, 1901
Creator: Hughes, Russell M.
Item Type: Refine your search to only Patent

Dental-Care Attachment.

Description: Patent for a dental-chair attachment mean to support a table to hold instruments, a waste-bowl, a lamp, glasses, and other things a dentist might need. The attachment can easily be separated and adjusted.
Date: July 2, 1895
Creator: Mayes, Robert Martin
Item Type: Refine your search to only Patent

Dental Handpiece

Description: Patent for a dental hand piece for dental tools so that they may be held or rotated at an angle relative to the hand piece. Illustrations included.
Date: February 2, 1909
Creator: Mayes, Robert Martin
Item Type: Refine your search to only Patent

Frame for Motor-Bicycles

Description: Patent for "a strong frame at low cost in which the motor shall be yieldingly supported and wherein by preference the rider may be sustained on an elastic support, so as to maintain a uniform relation with the pedal-shafts, and the movement of the engine properly guided" (lines 11-17).
Date: July 2, 1901
Creator: White, Edward Y.
Item Type: Refine your search to only Patent

Garbage-Burner.

Description: Patent for a garbage incinerator, which has a rotating grate to speed up the evaporation of moisture from the garbage and produce quicker burning.
Date: February 2, 1909
Creator: Burwell, John A.
Item Type: Refine your search to only Patent

Hub.

Description: Patent for a wheel hub that "provides for preventing circumferential movement of the inner ends of the spokes, for bracing the spoke-engaging spider, and for locking the spoke-tightening device for preventing the accidental loosening thereof." (Lines 13-18) Includes instructions and illustrations.
Date: March 2, 1897
Creator: Millen, George
Item Type: Refine your search to only Patent

Improvement in Bale-Ties.

Description: Patent for improvement to "class of bale-ties in which the bands are secured by means of a fastening or key which passes through slots in the ends of the band." (lines 13-16)
Date: April 2, 1878
Creator: Howard, William Henry; Broussard, Camille E. & Hutchins, Rush M.
Item Type: Refine your search to only Patent

Improvement in Windmills.

Description: Patent for an improved windmill, including illustrations, consisting of an arrangement of "three stationary sails between arms on central shaft, so as to obtain double or increased power from the air passing through the wheel." (lines 7-10)
Date: December 2, 1879
Creator: Dewees, Thomas
Item Type: Refine your search to only Patent
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