Mynd:Tire plies.png

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Description

Cross-section diagram of a tire (tyre) showing the plies. Numbers 14 and 16 are bias-plies and number 12 is a radial ply.

Source

http://patft.uspto.gov/netacgi/nph-Parser?patentnumber=3672423

Date

April 7, 1970

Author

Duduk; Alexander

Permission

United State Patent illustration - No copyright

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.

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