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  Partner: UNT Libraries Government Documents Department
 Collection: Technical Report Archive and Image Library
Results 15351 - 15360 of 16,845
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Safety Rules for the Installation and Maintenance of Electrical Supply and Communication Lines

Safety Rules for the Installation and Maintenance of Electrical Supply and Communication Lines

Date: April 15, 1927
Creator: United States. Bureau of Standards.
Description: Report containing information regarding "the construction and maintenance of overhead and underground electrical supply and communication lines" (p. ii).
Contributing Partner: UNT Libraries Government Documents Department
Duralumin and its corrosion

Duralumin and its corrosion

Date: April 1, 1927
Creator: Nelson, WM
Description: The types of corrosion and factors of corrosion of duralumin are investigated. Salt water is the most common of the corroding media with which designers have to contend in using duralumin in aircraft and ships.
Contributing Partner: UNT Libraries Government Documents Department
Flap gear for airplanes : a new scheme in which variation is automatic

Flap gear for airplanes : a new scheme in which variation is automatic

Date: April 1, 1927
Creator: Tiltman, A Hessell
Description: A variable flap gear, which would function automatically and require no attention during flight appeared to be an attractive idea even in its early stages of development. The advantages of variable camber are described as well as the designs of these automatic flaps.
Contributing Partner: UNT Libraries Government Documents Department
The Francois Villiers marine pursuit airplane

The Francois Villiers marine pursuit airplane

Date: April 1, 1927
Creator: Serryer, J
Description: A traditional biplane design allows this craft to function with the speed and maneuverability necessary to perform as a pursuit aircraft while also being able to land on water. It featured retractable landing gear for water landings. It was powered with a 450 HP. Lorraine-Dietrich engine.
Contributing Partner: UNT Libraries Government Documents Department
Heinkel H.E. 50 commercial seaplane : winner of the 1926 German Seaplane Contest at Warnemunde

Heinkel H.E. 50 commercial seaplane : winner of the 1926 German Seaplane Contest at Warnemunde

Date: April 1, 1927
Creator: unknown
Description: None
Contributing Partner: UNT Libraries Government Documents Department
Kinetographic determination of airplane flight characteristics

Kinetographic determination of airplane flight characteristics

Date: April 1, 1927
Creator: Raethjen, P & Knott, H
Description: The author's first experiments with a glider on flight characteristics demonstrated that an accurate flight-path measurement would enable determination of the polar diagram from a gliding flight. Since then he has endeavored to obtain accurate flight measurements by means of kinetograph (motion-picture camera). Different methods of accomplishing this are presented.
Contributing Partner: UNT Libraries Government Documents Department
Liore-Olivier LeO 194 seaplane

Liore-Olivier LeO 194 seaplane

Date: April 1, 1927
Creator: unknown
Description: It's fuselage is made entirely of wood. It has 6 gasoline tanks each with a capacity of 255 liters. It is a single engine biplane with wings mounted above the body of the seaplane.
Contributing Partner: UNT Libraries Government Documents Department
The Rohrbach "ROBBE" RO VII seaplane : military or commercial

The Rohrbach "ROBBE" RO VII seaplane : military or commercial

Date: April 1, 1927
Creator: unknown
Description: The RO VII is a monoplane with two 230 BMW engines mounted on top of the wing. It seats 4 passengers with room for a pilot and a mechanic in the cockpit.
Contributing Partner: UNT Libraries Government Documents Department
Some impressions of the Paris Aero Show

Some impressions of the Paris Aero Show

Date: April 1, 1927
Creator: North, J D
Description: None
Contributing Partner: UNT Libraries Government Documents Department
The heat treatment of duralumin

The heat treatment of duralumin

Date: March 1, 1927
Creator: Nelson, WM
Description: When certain light aluminum alloys are heat-treated, quenched and aged, there is considerable improvement in their tensile properties. This paper presents different methods of accomplishing these heat treatments.
Contributing Partner: UNT Libraries Government Documents Department