UNT Libraries Government Documents Department - 48 Matching Results

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Piston.

Description: Patent for improvements in pistons (also called follower heads) for pump cylinders that are more designed for oil wells. The principal object of this invention is to provide a means for renewing parts of the head to restore the same to its original diameter after it has become worn and loose.
Date: January 13, 1920
Creator: Miller, William James
Item Type: Refine your search to only Patent

Power-Transmitting Mechanism.

Description: Patent for improvements in a power transmitting mechanism that is "designed for the purpose of connecting a driving or power shaft with a driven shaft, whereby the driven shaft is continuously rotated from the driving shaft." (lines 11-14)
Date: July 13, 1920
Creator: Smith, Robert W. J.
Item Type: Refine your search to only Patent

Process of Making Bearings

Description: Patent for the process of making bearings, for improvement of bearings and the process of bearing formation on the interior of rotary members (or rotary cutters used on earth boring drills).
Date: December 13, 1921
Creator: Fletcher, Harold W.
Item Type: Refine your search to only Patent

Pump.

Description: Patent for a pump specifically designed for oil wells to make drilling oil more efficient, lucrative, and easier to perform.
Date: April 13, 1920
Creator: Carden, David A.
Item Type: Refine your search to only Patent

Sash-Lock

Description: Patent for a window sash lock which allows window sashes to "be adjusted to any desired position in the window-frame and locked in the said position" (lines 12-14) as well as to "be readily released from its locked position when it is desired to adjust the window sash" (lines 17-19), including illustrations.
Date: August 13, 1918
Creator: Keller, John
Item Type: Refine your search to only Patent

Signal for Vehicles.

Description: Patent for a signal designed to be carried on the rear end of a motor vehicle for the purpose of indicating whether the vehicle intends to turn to the right or to the left, operated by the driver in advance.
Date: September 13, 1921
Creator: Mckesky, Walter W.
Item Type: Refine your search to only Patent

Testing Device.

Description: Patent for a testing device that can be used to test the condition of the pistons in an internal combustion motor. The device can also be used as an "air pump, or grease or oil gun." (lines 30-31).
Date: April 13, 1920
Creator: Harpst, Frederick E.
Item Type: Refine your search to only Patent

Texas Attorney General Opinion: GA-39

Description: Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Greg Abbott, regarding a legal question submitted for clarification: Whether Harris County may participate in the design and construction of a toll bridge from Galveston Island to Point Bolivar.
Date: March 13, 2003
Creator: Texas. Attorney-General's Office.
Item Type: Refine your search to only Text

Texas Attorney General Opinion: JM-247

Description: Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Jim Mattox, regarding a legal question submitted for clarification: Whether responsibility for the Harris County Child Support Division may be transferred from the Juvenile Board to the Domestic Relations Office
Date: December 13, 1984
Creator: Texas. Attorney-General's Office.
Item Type: Refine your search to only Text

Tie-Clasp

Description: Patent for tie-clasp for men's neckties, which will hold the tie in place and prevent it from becoming loose or untied.
Date: October 13, 1913
Creator: Willingham, Charles F.
Item Type: Refine your search to only Patent

Treasure Box.

Description: Patent for a new and improved lock-box. This design "is provided with means for giving an alarm when an attempt is made to enter the same; and it also has a device for clamping it to the berth or other part of the apartment in which the traveler lodges, so that when the alarm sounds he [or she] is awakened, and thus notified at an attempt at robbery. The device is especially adapted to be clamped to the inner-face of a bed-rail, adjacent to the mattress thereof, so that it cannot be reached wit… more
Date: July 13, 1886
Creator: Hayes, Elbert Newton & Sauer, Venant August
Item Type: Refine your search to only Patent

Valve-Cleaner.

Description: Patent for a valve cleaner to remove carbon from the internal combustion motors in automobiles. It can be used without removing the valve or motor.
Date: December 13, 1921
Creator: Henderson, Daniel D.
Item Type: Refine your search to only Patent

Valve-Grinder.

Description: Patent for "a tool adapted to rotate valves of an internal combustion engine for grinding the same on their seats." (lines 9-11) It is adapted to connect to the cylinder "of the engine in such a manner as to permit accurate and quick operation of the valve for grinding it, and whereby the handle of the tool may be set at a convenient angle for manipulation, and may be lengthened or shortened according to requirements." (lines 15-21)
Date: July 13, 1920
Creator: Ralston, John
Item Type: Refine your search to only Patent

Washing Machine

Description: Patent for washing machine. This invention consists of two compartments: one for suds and rinsing water; the other to provide a washing drum. Illustration included.
Date: November 13, 1906
Creator: Leavens, Robert E.
Item Type: Refine your search to only Patent

Well-Packer.

Description: Patent for an improved well drilling device called a "packer", in which this version has a reduced likelihood of the seals between separate parts being damaged and needing replacement.
Date: April 13, 1920
Creator: Fletcher, Harold W.
Item Type: Refine your search to only Patent
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