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:
Jan. 13, 2004
Filed:
May. 14, 2003
Applicant:
Inventor:
Michael Chen, Taipei, TW;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10D 1/302 ;
U.S. Cl.
CPC ...
G10D 1/302 ;
Abstract
A protection device of a batter head is disclosed. The device is characterized in that the hoop face of the counterhoop is spaced with a plurality of engaging disc with elastic hook, one-end of the engaging disc is provided with protruded ratchet teeth, a securing ring is locked to the front face of the batter head, and the rim face of the securing rim corresponding to the engaging disc is provided with a protruded inclined ratchet gear face to gradually lodge the batter head against the ratchet gear face on the engaging disc gradually.