The sleeve now stands still, the die cuts the thread and pulls the turret along by the friction of the pin in the keyway. This causes the pin to catch in the front end of the keyway and the sleeve is again locked. Fig. 1533 represents the chuck in use for holding a piece of shafting s to cut a keyway or spline in it.
It's an input device, but you could argue that the LCD screen (on many cameras) is an output device. Yes. Digital Camera is an input and output device because its has a processor as well as a n LCD disply to show off output images or videos. I belive it is an input device.
Photo: Digital cameras are much more convenient than film cameras. You can instantly see how the picture will look from the LCD screen on the back. If your picture doesn't turn out okay, you can simply delete it and try again. You can't do that with a film camera. Digital cameras mean photographers can be more creative and experimental.