The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 23, 2016
Filed:
Sep. 13, 2011
Kenta Sakai, Tokyo, JP;
Tatsuro Honda, Tokyo, JP;
Seiji Hiraoka, Tokyo, JP;
NIPPON STEEL & SUMITOMO METAL CORPORATION, Tokyo, JP;
Abstract
The present invention provides a method for automatically measuring a thread element at an end portion of a pipe or tube P after thread processing, on a thread processing linein which thread processing is performed on the end portion of each pipe or tube P which is successively conveyed, comprising: a cleaning step of cleaning the end portion of the pipe or tube by a thread cleaning apparatusafter the thread processing; a drying step of drying the end portion of the pipe or tube P cleaned in the cleaning step by a thread drying apparatus; and a measuring step of measuring the thread element at the end portion of the pipe or tube P by an automatic thread element measurementafter drying, wherein the end portion of the pipe or tube is put under a clean atmosphere at least in the measuring step.