New Automatic Door
<a class="link" rel="nofollow" href="http://www.FreeScienceLectures.com">http://www.FreeScienceLectures.com</a> A new type of automatic door is presented at japan tech fair.<br /><br />The idea is that the door is made out of many pieces where has a motion detecor and as you approach them they open just the parts of the door needed for the object to pass through.<br /><br />For example passing a cardboard box would open the doors just so it fit through.<br /><br />They can probably pay back in places where heat needs to be conserved as much as possible. By opening just the right dimensions no heat is lost.<br /><br />---<br />It's Never too Late to Study:<br /><a class="link" rel="nofollow" href="http://www.FreeScienceLectures.com">http://www.FreeScienceLectures.com</a> ---<br />Notice: This video is copyright by its respectful owners.<br />The website address on the video does not mean anything.<br />---