Animation: Start/StopFreezeReset Speed (RPM)*: * Shift + Enter: Set RPM of the selected gear Connection properties Parent gear #: Select Axle connection: Connection angle: –+ Auto position: X position: –+ Y position: –+ Gear properties Internal Gear: Number of teeth* (N): –+ Pitch diameter* (D): Diametral pitch (P): Pressure Angle (PA): –+ * Shift + Enter: modifies the Diametral pitch Download Gea
![Involute spur gear generator and simulator](https://cdn-ak-scissors.b.st-hatena.com/image/square/c0f495bdebafe756ee9afdc4e4b48d24f766630d/height=288;version=1;width=512/https%3A%2F%2Fgeargenerator.com%2Fshareimage.jpg)