Title:
CRANKSHAFT FOR RECIPROCATING ENGINE
Document Type and Number:
WIPO Patent Application WO/2016/199711
Kind Code:
A1
Abstract:
A crankshaft is provided with: a journal (J) that acts as the central rotational axis; a pin (P) that is eccentric relative to the journal (J); and a plurality of crank arms (A) that connect the pin (P) to the journal (J). The crank arms (A) integrally have a counterweight (W). The surface of the pin (P) side of the arms (A) has a thinned part (10). A rib (11) is provided to each of the two sides of the thinned part (10) along the contour of the arms (A).
Inventors:
IMANISHI KENJI (JP)
TAMURA KENJI (JP)
YOSHINO KEN (JP)
YABUNO KUNIHIRO (JP)
ISHIHARA KOICHIRO (JP)
TAMURA KENJI (JP)
YOSHINO KEN (JP)
YABUNO KUNIHIRO (JP)
ISHIHARA KOICHIRO (JP)
Application Number:
PCT/JP2016/066732
Publication Date:
December 15, 2016
Filing Date:
June 06, 2016
Export Citation:
Assignee:
NIPPON STEEL & SUMITOMO METAL CORP (JP)
International Classes:
F16C3/08
Foreign References:
| JP2000320531A | 2000-11-24 | |||
| JP2009133331A | 2009-06-18 | |||
| JPH044518U | 1992-01-16 |
Other References:
See also references of EP 3309417A4
Attorney, Agent or Firm:
ASCEND IP LAW FIRM (JP)
アセンド patent business corporation (JP)
アセンド patent business corporation (JP)
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