7,304 Matching Results

Search Results

Transmission-Gearing.

Description: Patent for "improvements in variable speed transmission gearing, adapted for use upon automobiles or the like, while not necessarily restricted to such use. An important object of the invention is to provide apparatus of the above mentioned character, which is so constructed that the various speeds may be obtained in a highly expeditious and convenient manner" (lines 11-17) including an illustration and instructions.
Date: June 4, 1918
Creator: Pilcher, Newton R.
Partner: UNT Libraries Government Documents Department

Stock Tank

Description: Patent for an improved water tank for livestock, connecting an elevated reservoir to a trough at ground level.
Date: August 19, 1902
Creator: Wright, Wayne C.
Partner: UNT Libraries Government Documents Department

Triple-Valve Mechanism.

Description: Patent for a triple-value mechanism that "appertains to automatic fluid pressure brake systems and involves certain improvements &c., &c.” (lines 9-11) including instructions and illustrations.
Date: December 8, 1914
Creator: Atwood, Walter F.
Partner: UNT Libraries Government Documents Department

Telephone System.

Description: Patent for improvements to an automatic switchboard "to provide a construction of board and a connected system of wiring which will permit a subscriber at a telephone in one town to call up the operator or central at a distant point and converse with him without operating the other instruments in his town and at the same time preventing other subscribers from breaking into the line" (lines 12-20).
Date: December 23, 1902
Creator: Wright, Wayne C.
Partner: UNT Libraries Government Documents Department

Motor-Vehicle

Description: Patent for a new Motor-Vehicle (relate to motor vehicle) that provide cushioning means for the steering wheel of a tractor.
Date: August 12, 1919
Creator: Ingram, Joseph D.
Partner: UNT Libraries Government Documents Department

Spur.

Description: Patent for a new and improved spur; including illustrations.
Date: August 7, 1900
Creator: Jackson, Claude D.
Partner: UNT Libraries Government Documents Department

Holding-Clip.

Description: Patent for improvements on a holding clip for "cloth or other allied material." (line 79)
Date: August 29, 1916
Creator: Crume, John J.
Partner: UNT Libraries Government Documents Department

Sand Screen

Description: Patent for a sand screen. This invention is for sifting and screening sand. Illustration included.
Date: October 25, 1910
Creator: Tress, Paul G.
Partner: UNT Libraries Government Documents Department

Street-Indicator for Cars

Description: Patent for a device that allows passengers to press a button that tells the driver at which streets to stop.
Date: February 10, 1914
Creator: Hamilton, Burnett & Timmons, Cyrus C.
Partner: UNT Libraries Government Documents Department

Riding-Spur.

Description: Patent for improvement in riding-spurs for horsemen by “using an open-ended socket, a shank having limited sliding movement in the socket, a rowel freely journaled at the outer end of the shank, and a spring inclosed within the socket and serving to hold the shank normally outward, the tines or points of the rowel being adapted to engage the socket and secure the rowel against rotation when the shank is pressed inward.” (P. 2, lines 6-14.) Illustration is included.
Date: March 4, 1902
Creator: Ridings, John G.
Partner: UNT Libraries Government Documents Department

Sheet-Piling.

Description: Patent for sheet piling, which has closely fitting joints to make it watertight and can be varied in width.
Date: January 7, 1908
Creator: Pyle, Jesse Theodor
Partner: UNT Libraries Government Documents Department

Floor-Mop Wringer

Description: Patent for a mop wringing frame that is portable and independent of the mop and the water receptacle. The device causes the mop to be subjected to a twisting action when the handle of the mop is rotated.
Date: March 1, 1921
Creator: Paul, Jennie Henry & Paul, William Robert
Partner: UNT Libraries Government Documents Department

Guard.

Description: Patent for a guard for marine vessels against torpedoes.
Date: September 21, 1920
Creator: Muncy, David J.
Partner: UNT Libraries Government Documents Department

Oil Burner

Description: Patent for oil burner "in which the oil will be atomized by and thoroughly mixed with air or steam under pressure and if used in the presence of steam be preheated before admixture ... of use in power plants and in stoves, furnaces and the like" (lines 11-18).
Date: August 20, 1918
Creator: Mayer, E. R.
Partner: UNT Libraries Government Documents Department

Pile Structure.

Description: Patent for piling structures used in bridges and other structures built in sandy areas that allows for digging the piling hole to any depth desired and prevents cave-ins of the interior of the piling before it is filled with concrete.
Date: April 23, 1907
Creator: Pyle, Jesse Theodor
Partner: UNT Libraries Government Documents Department

Oil Burner

Description: Patent for an oil burner. Illustrations included.
Date: June 13, 1911
Creator: Pickens, James H. & Shepard, Arthur M.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen