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That's like asking why wheels are circular.

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16y ago

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How do you design non-circular gears?

Software is available to design non-circular gears such as "Gearify" and "Gearotic"


What gear type is commonly used on residential-type circular saws?

Most hand-held circular saws have no gears--the blade is mounted directly on the motor shaft. The exception is the original-design Skilsaw, which uses a worm gear to drive the blade. (The company makes both styles, today).


How do you measure the circular pitch in worm gears?

Divide 3.14 by the diametral pitch. Worm gears are a compact, efficient means of substantially decreasing speed and increasing torque.


What is two circular objects of different sizes that are attached in such a way that they rotate together called?

Two circular objects of different sizes that rotate together is a wheel and axle. Inclined plane wrapped around a central cylinder or bar to form a spiral is a screw.


What is a simple machine consisting of two circular objects of diffrent sizes?

gear or gears


What type of simple machine are gears on a bike?

Gears on a bike are a type of wheel and axle simple machine. As the pedals turn the circular motion into rotational motion, the gears on the bike increase or decrease the force needed to propel the bike forward.


How does Industrial Applications of Non-Circular Gears translate in German?

Industrielle Anwendung von nicht-runden Zahnrädern


What is a two circular object of different sized that are attached in such a way that they rotate together?

Set or Gears or Wheel and Axle


For which mechanical systems are the spur gears used?

A gear is a simple machine, usually circular, with evenly cut teeth surrounding its perimeter. Spur gears are the most basic type and can be used in a wide variety of simple and complex machinery.


What is a machine with two circular devices of different sizes?

A machine with two circular devices of different sizes could be a gear system, where gears of varying diameters are used to transfer rotational motion or change the speed and torque of a mechanical system.


Why gear has teeth?

Gear are generally circular, with tooth. The number of tooth and their form are more important than is originally obvious.To provide technical benefits, getting in touch with gears have different variety of tooth.


What are the types of gear?

gears, gears 2, and gears 3