The present invention discloses a non-contact door safety system comprising two spring- loaded legs on either side of the door and a photo-optic system that creates a beam the desired distance in front of the leading edge of the door. The beam can be considere d an imaginary leading edge of the door.
申请公布号
CA2434531(A1)
申请公布日期
2004.01.01
申请号
CA20032434531
申请日期
2003.06.30
申请人
MILLER EDGE, INC.
发明人
MILLER, NORMAN K.;MILLER, BEARGE;ANDERSON, MICHAEL;CASTELLO, TIMOTHY;MOWRER, KENNETH;SIPPLE, RAYMOND;LEIGH, GARY
