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:
Nov. 21, 1989
Filed:
May. 25, 1988
Applicant:
Inventor:
Minoru Ishida, Tokyo, JP;
Assignee:
Marusan Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F03G / ;
U.S. Cl.
CPC ...
185 39 ; 185 38 ; 185 45 ; 185D / ; 403-4 ; 403289 ; 446464 ;
Abstract
This invention relates to a spiral spring power source for a toy, which can select a method of winding a power spiral spring 7 by a pulling string type winding cord 25 and a method of winding the power spiral spring 7 by a winding key 43 by removing a mechanism relative to the winding yarn 25, can alter the pulling direction of the winding cord 25 at 360.degree. in case of the method with the winding cord 25, can drive the output shaft through a gear set when uncoiling the energized power spiral spring 7, but can produce outputs not at one position but at a plurality of positions to be connected to a plurality of gears selected from the gear set.