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File:PW-Allison 578-DX (1987).png

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Summary

Description: An early version of the PW-Allison 578-DX propfan demonstrator engine. This engine core was designed by the Allison Engine Company division of General Motors, with the contra-rotating fans designed by Hamilton Standard, the inventor of the propfan concept. Pratt & Whitney, like Hamilton Standard a division of United Technologies, invested in the program in 1986 and is tasked with aircraft integration and flight test coordination.

Source: "Toward future flight" in Spinoff (PDF) (1,987th ed.), NASA, pp. 30–33 OCLC: 17914180.

Licensing

Public domain This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
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Date/TimeThumbnailDimensionsUserComment
current02:11, 21 May 2019Thumbnail for version as of 02:11, 21 May 20191,655 × 1,017 (3.08 MB)D271lDescription: An early version of the PW-Allison 578-DX propfan demonstrator engine. This engine core was designed by the Allison Engine Company division of General Motors, with the contra-rotating fans designed by Hamilton Standard, the inventor of the propfan concept. Pratt & Whitney, like Hamilton Standard a division of United Technologies, invested in the program in 1986 and is tasked with aircraft integration and flight test coordination. Source: {{cite bo...

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