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:
Oct. 21, 1980
Filed:
Apr. 21, 1978
Applicant:
Inventor:
Hitoshi Kobayashi, Ueno, Taito-ku, Tokyo, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E06B / ;
U.S. Cl.
CPC ...
160306 ; 160315 ;
Abstract
Disclosed is a roll blind including a winder fitted around a pin of a roll which is on the side of rolling-in spring housed in the roll, in which one means is formed on the end of said roll and the other means is formed on said winder. After the spring is rolled in by the rotation of the winder, both means are coupled to each other by an engaging member so that the return of the winder is restrained.