November 11, 1957

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BUSINESS FLYING

Comanche Shows Stability, Ruggedness

Lock Haven—New four-place, singleengine PA-24 Comanche is a stable, comfortable, high-performance airplane with the same easy-to-fly characteristics as its Piper forebears, AVIATION WEEK found in its flight evaluation. Company keys performance of the low-wing, all-metal airplane to:

By Robert I. Stanfield14 min

EQUIPMENT

Hydraulic Designers Fight Heat Effects

Conventional hydraulic fluids and component materials can’t fulfill heavy demands of new hydraulic services or withstand high hydraulic system temperatures caused by aerodynamic heating. Use of hydraulic boosted flight controls calls for high response rates and raises such new problems as resonance and coupling between hydraulic system pressures and airframe deflections.

By Russell Hawkes9 min

AIR TRANSPORT

Fare Probe Begins Next Week; Domestic Lines Renew Efforts

Washington—Domestic trunk airlines will renew their efforts next Monday when hearings begin in the General Fare Investigation to prove that the industry needs a fare increase despite a favorable past earnings record. Airlines say a fare boost is necessary because costs are increasing faster than revenues, lowering profits and reducing chances of obtaining the financial backing necessary to move into the jet age.

By Ford Eastman7 min

MISSILE ENGINEERING

Senators to Probe ‘entire’ Missile Field

Washington—Congressional concern over Russia’s satellite launching appears destined to bring clashes with some Administration leaders at Senate hearings scheduled to begin late this month under the chairmanship of Sen. Lyndon Johnson (D.-Tex.), Senate majority leader (AW Oct. 14, p. 31).

By Katherine Johnsen7 min

AERONAUTICAL ENGINEERING

Cl-44, New Short Design Show Similarity

New York—Design proposal for a new turboprop heavy duty freighter utilizing Bristol Britannia components was disclosed by Short Bros. and Harland at the same time as Canadair Ltd. disclosed specifications for its CL-44 project, which also is based on the Britannia.

AVIONICS

Ticketing Handset ‘reads’ Pencil Marks

Toronto—Transactor, new device which should speed the processing of airline reservations and provide valuable operational data for flight scheduling, has been developed here by Trans-Canada Air Lines and Ferranti Electric Ltd. TCA has also developed new airline data processing techniques which it says can cut cost of equipment investment, yet speed up reservations handlings.

By Philip J. Klass7 min

AVIONICS

Omega Navigation Aid Could Serve World

New York—Omega, a long range navigation system originally developed for use by totally submerged submarines, has been offered by the U. S. as a possible solution to the problems of air and sea navigation on a world-wide basis. System has an estimated accuracy of better than one mile at its maximum range of from 5,000 to 6,000 mi.

By James A. Fusca6 min

MISSILE ENGINEERING

Soviet Shows Satellite-a-month Capability

Washington—Second Russian earth satellite demonstrates a capability to launch at least one a month and confirms Soviet statements that the satellite program required an unprecedented single-project mobilization of scientific and engineering effort.

By Evert Clark5 min

November 41957

November 181957

November 11, 1957

November 11, 1957