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:
Feb. 02, 2016
Filed:
Oct. 23, 2014
Michihiro Tsuchida, Tokyo, JP;
Michihiro Tsuchida, Tokyo, JP;
Other;
Abstract
A multi-staged cam assembly comprises a connecting elementsecured to a tip of a stamping pedal; a camof which a front end is secured to the other end of the element, wherein the elementis guided along an outer periphery of the cam; a drive shaftto which a drum beating rodis fixed; and a revolving bodycomprising a bossand a space keeping plate, wherein a holefor the drive shaftis formed in the boss. An elongated holeis formed in the middle of the plate. A boltis inserted in the holeand screwed in a screw holein the front face of the cam, such the camis fixed at a desired position. A length from the center of the holeof the bossto the back end of the camis varied in a multi-staged way according to the fixed position of the boltin the hole