UNT Libraries Government Documents Department - 106 Matching Results

Search Results

Results: 1 - 24 next

Aerial Projectile

Description: Patent for an aerial projectile for use as an anti-infantry bomb, dropped by planes. Specifically, it is a fragmentation bomb hand dropped from planes that will not only deliver an explosive blast and the subsequent shrapnel, but deliver such a blast as to destroy itself so it cannot be reverse engineered.
Date: September 25, 1918
Creator: Bury, Thomas J. & Bury, Oney
Item Type: Refine your search to only Patent

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. With this design, "[w]hen the cars are coupled, the shoulders upon the draw-heads will bear against each other, pressing the spring-bolts forward, which will tilt the free ends of the bails forward over the ends of the opposite draw-heads, thus forming a strong and safe coupling which may be uncoupled in a moment of time" (lines 92-98).
Date: September 25, 1883
Creator: Hathaway, Charles L.
Item Type: Refine your search to only Patent

Cash-Register.

Description: Patent for a simple and inexpensive cash-register that is accurate and alerts the customer to the price. The operator must charge the correct amount for the purchase.
Date: September 25, 1894
Creator: Johnson, William W.
Item Type: Refine your search to only Patent

Churn Motor.

Description: Patent for a new and improved churn motor. This design "consists in certain improvements in the construction of [churn motors], having for their object to produce a machine which shall possess superior advantages in point of simplicity, durability, and general efficiency" (lines 10-15).
Date: September 25, 1883
Creator: O'Bannon, William H. & Snider, John J.
Item Type: Refine your search to only Patent

Cotton-Sack Carrier.

Description: Patent for cotton-sack carriers "which will offer no impediment to the free movements of the picker," and constructed "such that the ends of the carrier will not engage and 'hang' upon the stalks of cotton, and will pass readily over irregularities in the surface of the field." (Lines 22-38) Includes instructions and illustrations.
Date: September 25, 1894
Creator: Johns, Calvin L.
Item Type: Refine your search to only Patent

Crate-Fastening

Description: Patent for crate fastening to secure the top firmly but also allow it to be easily removed. It was designed for an egg crate but is applicable to crates in general, including illustrations.
Date: September 25, 1900
Creator: Damon, Sylvester Will
Item Type: Refine your search to only Patent

Drill.

Description: Patent for a simple, durable, and effective drill that "automatically expand[s] in the bottom of the well below the tubing, to cut a hole sufficiently large for the tubing without requiring a second drilling or reaming process" (lines 11-15).
Date: September 25, 1894
Creator: Lindholm, Charlie M.
Item Type: Refine your search to only Patent

Drop-Feed for Seeders and Planters.

Description: Patent for a drop feed device that dispenses individual seeds (particularly peas) for planting. It attaches to a planter, dropping seeds when activated by the motion of the planter's wheels. A seed guard prevents clogging.
Date: September 25, 1917
Creator: Johnson, Mat P.
Item Type: Refine your search to only Patent

Fruit Gatherer.

Description: Patent for a new and improved fruit gatherer. This design consists "[i]n a fruit-gatherer, the combination of the pole, the jaws attached to its upper end, the sliding collar, the links connecting the collar and the sleeve, the rods, the jaws, the ring, the tube attached thereto and encircling the pole below said jaws, and the sleeve which supports the ring and is adjustable on the pole longitudinally for the purpose of adjusting the mouth of said tube in the desired proximity to the said jaws"… more
Date: September 25, 1888
Creator: Hall, Francis Asbury
Item Type: Refine your search to only Patent
Back to Top of Screen