Tucson will become the new headquarters for a combined business unit made up of Tucson-based Raytheon Missile Systems and a Massachusetts-based Raytheon business when parent Raytheon Co. and ...

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The term "involute" refers to the shape of the teeth: the curves of the teeth are involutes of circles, which are curves that optimize gear performance. Figure 1.1.2: The three marked circles are key ...

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