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:
Dec. 25, 2018
Filed:
Jun. 07, 2016
Applicant:
Yamaha Hatsudoki Kabushiki Kaisha, Iwata-shi, Shizuoka, JP;
Inventors:
Kazuyuki Maeda, Iwata, JP;
Masahiro Onodera, Iwata, JP;
Assignee:
YAMAHA HATSUDOKI KABUSHIKI KAISHA, Iwata-Shi, Shizuoka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16F 15/26 (2006.01); F02B 77/14 (2006.01); F16C 3/26 (2006.01); F02B 75/18 (2006.01); F02F 7/00 (2006.01);
U.S. Cl.
CPC ...
F16F 15/265 (2013.01); F02B 77/14 (2013.01); F16C 3/26 (2013.01); F02B 75/18 (2013.01); F02F 7/0004 (2013.01);
Abstract
A machine having a reciprocating slider crank mechanism, wherein an axis of a crankshaft, an axis of a first balancer shaft and an axis of a second balancer shaft are not arranged on the same plane, wherein vibration is highly controlled. The machine includes the reciprocating slider crank mechanism configured so as to satisfy setting formulae below:×0.5α=180°12}1×0.5×{/()}2×0.5×{/()}α=180°−arctan(21)12}1×0.5×{/()}22α=180°−arctan(21).