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. 16, 1984
Filed:
Feb. 03, 1982
Applicant:
Inventor:
Yasuji Saito, Chiba, JP;
Assignee:
Kabushiki Kaisha Nichibei, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E06B / ;
U.S. Cl.
CPC ...
160291 ;
Abstract
A roll-blind including a winding roll for winding up a blind cloth and a coil spring contained in said winding roll to rotate it in the cloth winding-up direction, which comprises a mechanism for reducing the rotating speed of said winding roll at the time of winding up the blind cloth.