Image:Notar helicopter.png

From Wikipedia, the free encyclopedia

Wikimedia Commons logo This is a file from the Wikimedia Commons. The description on its description page there is shown below.
Commons is a freely licensed media file repository. You can help.
Description

Diagram of a NOTAR (NO TAil Rotor) system on a helicopter

Source

http://patft.uspto.gov/netacgi/nph-Parser?patentnumber=4948068

Date

May 12, 1988

Author

VanHorn; James R.

Permission
( Reusing this image)

United State Patent illustration - Public Domain



Public domain In most countries, the text and illustrations of patents are excused for copyright and can be considered to be in the public domain. In some countries, such as the United States, text of patents may be copyrighted but is free for distribution in any form. The actual invention depicted may however still be patented if its patent has not expired.

File history

Click on a date/time to view the file as it appeared at that time.

Date/Time Dimensions User Comment
current 20:46, 17 March 2008 500×360 (66 KB) JMK ({{patent}} )
20:40, 17 March 2008 500×360 (66 KB) JMK (add second colour, licence as previous )
21:54, 28 September 2006 500×360 (73 KB) Epolk ({{Information |Description=Diagram of a NOTAR (NO TAil Rotor) system on a helicopter |Source=http://patft.uspto.gov/netacgi/nph-Parser?patentnumber=4948068 |Date=May 12, 1988 |Author=VanHorn; James R. |Permission=United State Patent illustration - Public )
The following pages on Schools Wikipedia link to this image (list may be incomplete):
This Wikipedia DVD Selection was sponsored by a UK Children's Charity, SOS Children UK , and is a hand-chosen selection of article versions from the English Wikipedia edited only by deletion (see www.wikipedia.org for details of authors and sources). See also our Disclaimer.