Metrology apparatus
AssigneeRenishaw PLC
InventorsFinlay Jonathan Evans, David Roberts McMurtry, Colin Ray Bulled
Life of this patent
Estimating the term…
Abstract
Position measurement apparatus, such as hexapod co-ordinate measuring machine, is described that comprises a thrust frame and a metrology frame. The thrust frame comprises a load carrying base connected to a moveable platform by a plurality of powered extendable legs. The metrology frame comprising a metrology base attached to the load carrying base by a base attachment mechanism such as kinematic mounts. The base attachment mechanism is arranged to prevent any distortions of the load carrying base being transmitted to the metrology base.
Claims23
Position measurement apparatus comprising a thrust frame and a metrology frame, the thrust frame comprising a load carrying base connected to a moveable platform by a plurality of powered extendable legs, the metrology frame comprising a metrology base, wherein the metrology base is attached to the load carrying base by base attachment means, the base attachment means being arranged to prevent distortions of the load carrying base being transmitted to the metrology base.
Position measurement apparatus comprising a thrust frame and a metrology frame, the thrust frame comprising a load carrying base connected to a moveable platform by a plurality of powered extendable legs, the metrology frame comprising a metrology base, wherein an attachment device is provided to attach the metrology base to the load carrying base, the attachment device being arranged to prevent distortions of the load carrying base being transmitted to the metrology base.
Dependencies are inferred from the claim text.