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:
Jun. 16, 2009
Filed:
Dec. 21, 2005
Applicants:
Olli Pekka Naukkarinen, Memphis, TN (US);
Hailing Wu, Germantown, TN (US);
Inventors:
Olli Pekka Naukkarinen, Memphis, TN (US);
Hailing Wu, Germantown, TN (US);
Assignee:
Luvata Grenada LLC, Grenada, MS (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28F 9/22 (2006.01); F28F 13/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A spirally wound tube heat exchangerarticle that receives a heat exchange fluid and its method of manufacture. In one embodiment, the exchangerhas one or more spirally-wound layersof a tube. In some embodiments, the layers are circular, oval or rectangular with radiused corners. An elongate spacer memberhas forwardlyand rearwardlyfacing edges. Defined within those edges are engagement surfacesthat detachably retain the tube