专利名称：Optical positioning method and system发明人：Gary J. Raymond申请号：US07/370674申请日：190623公开号：US04991966A公开日：19910212
摘要：An optical positioning method and system (1) indicates achievement of a desireddistance between a sprayhead (2) and a workpiece (4). The desired distance is indicatedwhen a primary light pattern (16) converges with a secondary light pattern (20) directedfrom other than a coaxial orientation. A procedure for programming a workpiece'scontours is described, which also allows for visual verification of the program.
申请人：UNITED TECHNOLOGIES CORPORATION
代理人：Troxell K. Snyder,Marshall E. Rosenberg
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