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. 20, 1990
Filed:
May. 24, 1988
Applicant:
Inventor:
Jujiro Komiya, Fujisawa, JP;
Assignee:
Shinwa Sangyo Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F28F / ;
U.S. Cl.
CPC ...
165150 ; 165175 ;
Abstract
A pipe element for a heat exchanger which comprises at least one bent portion and at least two linear portions connected to the bent portion wherein an angle formed by the adjacent two linear portion is in a range of from about 30' to 3.degree..