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:
Sep. 11, 2001
Filed:
Dec. 17, 1998
Larry P. Prater, Taylor, MI (US);
Richard P. Stoynoff, Woodhaven, MI (US);
Livernois Research & Development Co., Dearborn, MI (US);
Abstract
An apparatus and method for making a heat exchanger tube (,) for a heat exchanger (,) in which a continuous insert (,), having convolutes transverse to the length of the tube are located into a continuous shell as the shell is being formed. After placing the insert (,) into the partially open shell, the shell is closed and sealed as it passes through a bonding device (,) to seal the longitudinal edges of the shell to each other and the insert to the internal walls of the tube. The continuous shell with the inserted fin insert is subsequently sliced to produce individual cooling tubes.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile