Apparatus for detecting defects on a bottle mouth with a screw thread
Patent 4758084 Issued on July 19, 1988. Estimated Expiration Date: 
July 8, 2006. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
July 8, 2006. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesFlaw detecting apparatus Method of and apparatus for compensating signal drift during container inspection Inspection apparatus for inspecting an object to determine whether or not it contains an abnormality, defect or the like Defect detecting method and system Patent #: 4606635 InventorsAssigneeApplicationNo. 06/883544 filed on 07/08/1986US Classes:356/239.4, Containers (e.g., bottles)250/223B, Bottles348/127Of transparent container or content (e.g., bottle, jar, etc.)ExaminersPrimary: McGraw, Vincent P.Attorney, Agent or FirmInternational ClassesG01N 21/88 (20060101)G01N 21/90 (20060101) Foreign Application Priority Data1985-07-10 JPAbstractAn apparatus for detecting defects on a bottle mouth has an annular illuminator, a reflecting mirror for forming a planar image of the bottle mouth, a CCD camera for detecting the planar image and an operation unit for operating electric signals produced by the CCD camera to judge existence of the defects on the bottle mouth. Detecting operation of defects can be carried out instantly without rotating the bottle. | |
