DEVICE FOR CHECKING POSITION OF RUNNING WHEELS OF LIFTING AND TRANSPORTATION MACHINES Russian patent published in 1997 - IPC

FIELD: mechanical engineering; road and railway transport. SUBSTANCE: device has arrangement made in form of optical double image link fitted on checked wheel by means of support bracket. Optical double image link, in direction of laser beam, has cube-prism with reflecting semitransparent diagonal plane, reflecting face and face with screen and raster mark parallel to reflecting face. Reflecting prism with mirror surface is secured on opposite end of optical link. Mirror surface lies in plane of rotation of optical link. Device has angular and linear microfeed arrangements with angular displacement pickup and linear microfeed pickup which are electrically coupled with indicator unit. Device has also removable corner prism and optical component optically coupled with laser radiator, and also axicon and two diverging lenses. EFFECT: enhanced quality of checking. 2 dwg