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:
Dec. 18, 1979
Filed:
Mar. 17, 1978
Applicant:
Inventors:
Assignee:
Sumitomo Electric Industries Ltd., Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B63B / ;
U.S. Cl.
CPC ...
114 / ; 220 / ;
Abstract
Each of compartments of an oil tanker is divided by a flexible membrane into first and second sections one of which is used as an oil chamber. The membrane is made of an oil-resistant and chemical-resistant material. When an oil is loaded, the second section is unloaded, the second section is filled with a ballasting seawater, crashing the first section.