UNT Libraries Government Documents Department - 4,251 Matching Results

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Hydraulic Swivel.

Patent for a new type of swivel. This swivel allows for adjustments without removing any parts on the outside of the swivel. The parts are also made more simplistic and of stronger material.

Date: August 3, 1909

Creator: Layne, Mahon E. & Hall, Samuel N.

Motor Car Wheel

Patent for a more durable and reliable wheel for automobiles, including instructions and illustrations.

Date: February 21, 1907

Creator: Lane, Luther L.

Aeroplane

Patent for Aeroplane. This flying machine will automatically return to normal horizontal position if tilted.

Date: September 17, 1909

Creator: MacManus, Agustus, F.

Automatic Rotary Hydraulic Casing-Spear.

Patent for "new and useful Improvements in Automatic Rotary Hydraulic Casing-Spears" (lines 5-7) which "relates to improvements in well-boring apparatus" (lines 13-14).

Date: December 26, 1905

Creator: Johnston, Horace G.

Automatic Railway-Switch.

Patent for a railway-switch by enabling the switch operate automatically when a train is passing by. Illustration is included.

Date: June 25, 1901

Creator: Wilson, James Newton

Patent for a Saw-Filing Machine. "This invention relates to saw-filing machines; and the object of the invention is to provide a simple and effective device of this character which is adapted to sharpen with accuracy and rapidity the teeth of different kinds of saws." (lines 8-13) including illustrations.

Date: August 25, 1903

Creator: Smith, John D.

Attachment For Surveying Instruments

Patent for attachment for surveying instruments. Illustrations included.

Date: September 6, 1904

Creator: Armstrong, Edward R.

Churn-Operating Mechanism

Patent for a rotary dasher churn operated by a spring motor. Illustrations included.

Date: June 15, 1909

Creator: Johnson, Frederick N.

Check-Line Buckle.

Patent for "...a novel means for connecting a check-line to the main line..." (lines 11-12) including illustrations.

Date: April 22, 1902

Creator: Snell, David C. F.

Combined Cultivator and Cotton-Chopper.

Patent for a combined cultivator and cotton-chopper, to "provide an improved cotton-chopping mechanism which is adapted to be combined with and operated in connection with a sulky-cultivator, whereby a growing crop of cotton may be plowed and chopped or hoed simultaneously" (lines 15-20).

Date: June 12, 1900

Creator: Blaschke, Frank J.

Band-Cutter and Feeder

Patent for a band cutter and feeder which cuts the bands that tie bundles of grain and feeds the grain into a threshing machine. Illustrations included.

Date: September 15, 1908

Creator: Richmond, George E.

BalingPress

Patent for the usefulness of baling press.

Date: October 9, 1906

Creator: Woodward, William H.

Collapsible Crate.

Patent for a collapsible crate for shipping berries.

Date: October 8, 1907

Creator: Lewis, Bennett Franklin

Check Row Planter

Patent for check row planter. Illustration included.

Date: July 19, 1904

Creator: Perkins, Albert L.

Cotton and Corn Planter.

Patent for a cotton and corn planter that does not put as much pressure on the tongue of the machine as previous models and that allows the plow attachment to be lifted higher off the ground to avoid obstacles.

Date: June 4, 1907

Creator: Goodnight, Frank H.

Belt Fastener

Patent for a belt fastener. Illustration included.

Date: June 29, 1909

Creator: Stenzel, Frank O.

Claw-Bar for Drawing Railroad-Spikes.

Patent for "an invention is an improved claw-bar for drawing railroad-spikes, the object of my invention being to provide the bar with a pivoted fulcrum-piece which is adapted to facilitate the engagement of the toe or claw of the bar with the head of a spike, to increase the leverage of the bar in withdrawing the spike, and to provide means to relieve the pivots or trunnions of the fulcrum-piece of stress when the bar is being operated todraw a spike." (Lines 8-17) Illustration is included.

Date: November 5, 1901

Creator: Smitham, Nicholas L.