Patent ID: 7486390
Filing Date: 2009-02-03
Classification: G01B

Abstract:
1. Device for alignment of objects, comprising: light transmitting and receiving device having means for attachment thereof within a first hollow object and with which a first reference axis is defined parallel to a longitudinal axis of the first hollow object, a reflector prism having means for mounting the reflector prism within a second hollow object on a second reference axis which is parallel to a longitudinal axis of the second hollow object; means for rotating one of the reflector prism and the light transmitting and receiving device relative to the other of the light transmitting and receiving device and the reflector prism about the respective one of the first and second reference axes; wherein said light transmitting and receiving device has means for directing a light beam along said first reference axis to said reflector prism and a sensor for receiving a portion of said light beam reflected back toward the light transmitting and receiving device by said reflector prism in a plurality of positions of rotation of the reflector prism relative to said light transmitting and receiving device.