This had the effect of lowering the budget for the camera's internal mechanism.

The internal mechanism consists of six iron plates tied to a metal rope, which are connected to a chain of wheels.

Before striking, the ant opens its mandibles extremely widely and locks them in this position by an internal mechanism.

Ultimately, it taxes the same people and businesses the same amounts of money, despite its internal mechanism being different.

Depending on the design of the pen, the ink reservoir can be filled in several different ways: direct addition by eyedropper, suction from an internal mechanism, or disposable pre-filled cartridges.