UNT Libraries Government Documents Department - 12 Matching Results

Search Results

Discharge Pipe

Description: Patent for a discharge pipe. This invention is a flexible connection for use between the sections of metallic pipe in order to discharge material out of the dredger. Illustration included.
Date: December 10, 1912
Creator: Berndt, Frank

Wax-Press

Description: Patent for a wax press for pressing oil out of wax that does not have to be opened to test the wax or remove it for use.
Date: April 23, 1912
Creator: Hansen, Julius

Locking Device for Blind Slats

Description: Patent for a locking device for blind slats. "The object in view is the provision of improved means formed with a resilient member for engaging the slat adjusting strip for turning the same and exerting strain thereon for preventing accidental movement thereof and of the slats" (lines 17-22). Illustration
Date: December 10, 1912
Creator: Franklin, Robert M.

Projectile

Description: Patent for Projectile. "The present invention relates to projectiles and has particular reference to a shell which is adapted to be fired from a gun to penetrate the object aimed at and subsequently explode therein. An important object of the invention is to provide a projectile of the above mentioned character, so constructed so that the same will have a high armor penetrating efficiency and a very large explosive material carrying capacity, whereby the explosion of the shell subsequently to i… more
Date: August 16, 1912
Creator: Douglas, William M.

Rotary Engine

Description: Patent is for a rotary engine. The design of this rotary engine includes an inlet and exhaust that also prevents internal leakage of working fluid under pressure.
Date: May 8, 1912
Creator: Bennison, Samuel
Back to Top of Screen