CO-ORDINATE MEASURING DEVICE Russian patent published in 1995 - IPC

FIELD: measuring equipment. SUBSTANCE: device has base 1 having a datum plane, table 2 positioned on base 1 for permitting movement over the datum plane and base 1, stand 3 secured to base 1 perpendicularly to its datum plane, and cantilever secured to stand 3 and constructed as a pivot four-link which consists of two small 4 and 5 and two large 6 and 7 links arranged in parallel and in pair and rods 8-12. The reading unit is made up as two laser displacement meters 13 and 14. Optical units 15 and 16 of the meters are pivotally connected to stand 3. Reflectors 17 and 18 are connected to additional rods 11 and 12. There is also a unit for measuring movement of table 2. EFFECT: enhanced accuracy. 1 dwg