Maybe it is not generally known that air does not slide across surfaces but rather there is what is known as a thin boundary layer of air that can be visualized as being momentarily stuck to or momentarily detained by the surfaces of the wire mesh. Perhaps an analogy for the boundary layer would be like a large group of pranksters getting chased out of a fenced watermelon patch by a 12 gage shotgun. All clear the fence in a single leap carrying a melon but one prankster gets snagged by the barbed wire and is momentarily caught and detained just long enough to tear his pants and hide loose and then continues on. In the process, his melon gets smashed. The smashed melon represents the oil grabbing a particle of dust. The other melons escape capture.
We sell tractor parts! We have the parts you need to repair your tractor - the right parts. Our low prices and years of research make us your best choice when you need parts. Shop Online Today. [ About Us ]
Today's Featured Article - Tractor Profile: Oliver 70 Row Crop - by Staff. The Oliver 70 was part of the "Fleetline Series" and was manufacturered from 1937 to 1948. The row-crop configuration could have either dual or single front wheels. The Oliver 70 was also offered in the standard, orchard and industrial configurations. The tractors were sold in Canada. An early advertisement states "Power when you want it - power when you need it - power to help put in crops when field conditions are right and time and help are limited. That's the power you'll find in an Oliv
... [Read Article]
Latest Ad:
Late 50s early 60s international harvester 560 with cultivator
[More Ads]
All Rights Reserved. Reproduction of any part of this website, including design and content, without written permission is strictly prohibited. Trade Marks and Trade Names contained and used in this Website are those of others, and are used in this Website in a descriptive sense to refer to the products of others. Use of this Web site constitutes acceptance of our User Agreement and Privacy Policy
TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. John Deere and its logos are the registered trademarks of the John Deere Corporation. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V.