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:
Jun. 19, 1984
Filed:
Nov. 02, 1981
Applicant:
Inventor:
Keizo Shimano, Sakai, JP;
Assignee:
Shimano Industrial Company Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05G / ; G08B / ; B62K / ;
U.S. Cl.
CPC ...
74475 ; 74527 ; 116 281 ; 116 / ;
Abstract
A speed-changing device which supports an operating lever rotatably to a fixing member having a lever shaft, the lever being provided at a boss thereof with a cavity, the fixing member being provided with a support member entering into the cavity, the cavity housing therein a sound generating mechanism comprising a plurality of recesses and an engaging member, so that a sound generated by the engagement of engaging member with each recess is amplified by resonance of said cavity.