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. 29, 1976
Filed:
Sep. 22, 1975
Applicant:
Inventors:
Jiro Saito, Tokyo, JA;
Kaoru Kimura, Iruma, JA;
Hiroshi Kusuhara, Tokyo, JA;
Kazuyoshi Nakaguma, Tokyo, JA;
Assignees:
Ohbayashi-Gumi, Ltd., Osaka, JA;
Japan Vilene Company, Ltd., Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02B / ;
U.S. Cl.
CPC ...
61 11 ; 61 13 ; 210486 ;
Abstract
A flexible elongated member is embedded in a coarse non-woven fabric layer. The flexible elongated member has partially opened circumferential portions through which water enters into the flexible member, the circumferential portions and inside thereof forming a continuous drain passage not blocked by deformation of the flexible member.