公开(公告)号：US20180195851A1

公开(公告)日：2018-07-12

申请号：US15859924

申请日：2018-01-02

Applicant: MITUTOYO CORPORATION

Inventor： Masahiro SAKAMOTO ,  Yoshikazu OOYAMA ,  Masato TAKIZAWA ,  Koji TAKESAKO

IPC: G01B5/008 ,  G01B5/20

CPC classification number: G01B5/008 ,  G01B5/20

Abstract: A coordinate measuring machine includes: a table and a column which are configured to relatively move in a predetermined moving direction; a guide surface formed on the table and having a guide region and a drive region extending in the moving direction in parallel to each other; at least one air pad formed to the column and facing the guide region; and a drive roller formed to the column and rolling on the drive region.