专利名称：Inspection of header tube holes发明人：Flora, John Harris,Womack, Robert
Edward,Stinnett, Carlton Eugene,Dalton,Claude Wayne
申请号：EP87301269.4申请日：19870213公开号：EP0242947A2公开日：19871028
专利附图：
摘要：Apparatus for scanning header tube holes includes a probe assembly (30)designed to engage the surface of a header encircling a header tube hole. The probe
assembly includes a spring mounted sensor (31, 32) which is preferably an eddy currentprobe. A mechanism (40) is provided for supporting and positioning the probe assembly(30). The mechanism (40) is provided with resilient rings (43, 47) which, in operation,engage the tube stub. A drive device (50) is provided for imparting axial and
circumferential movement to the probe (31, 32) relative to the surface of the hole which isto be inspected.
申请人：THE BABCOCK & WILCOX COMPANY
地址：1010 Common Street, P.O. Box 60035 New Orleans, Louisiana 70160 US
国籍：US
代理机构：Cotter, Ivan John
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