The Hidden Job of That Little Hook on Your Car Door

does not require the driver to press a button.

There is no display showing its status.

It simply waits inside the door frame until the latch closes around it.

When it works correctly, there is almost no reason to notice it.

Its Simplicity Is Part of Its Effectiveness

The design is straightforward.

A strong fixed anchor meets a mechanical latch.

The door closes.continue reading …