Title:
UPPER LINK IN DOUBLE-LINK PISTON CRANK MECHANISM OF INTERNAL COMBUSTION ENGINE
Document Type and Number:
Japanese Patent JP2019143482
Kind Code:
A
Abstract:
To increase an amount of lubricant collected at an oil mist collection recess, with strength of a pin boss part for upper pin secured.SOLUTION: An oil mist collection recess 28 is formed so as to continue in the longitudinal direction of an upper link 3 from a position on one end side of the upper link 3 with respect to a center CP of a pin boss part 23 for upper pin, to a position on the other end side of the upper link 3 with respect to the center CP of the pin boss part 23 for upper pin. The upper link 3 can increase the amount of lubricant collected in the oil mist collection recess 28, with the strength of the pin boss part 23 for upper pin secured.SELECTED DRAWING: Figure 6
Inventors:
TOJO TOMOYA
ICHIHARA HIROKI
MIURA TOMOHIRO
TANABE KOJI
ICHIHARA HIROKI
MIURA TOMOHIRO
TANABE KOJI
Application Number:
JP2018025611A
Publication Date:
August 29, 2019
Filing Date:
February 16, 2018
Export Citation:
Assignee:
NISSAN MOTOR
RENAULT SAS
RENAULT SAS
International Classes:
F02B75/04; F01M1/06; F02B75/32; F16C7/02
Domestic Patent References:
| JP2010116777A | 2010-05-27 | |||
| JPS46247Y1 | 1971-01-07 | |||
| JPH10103338A | 1998-04-21 | |||
| JP2016196888A | 2016-11-24 |
Foreign References:
| WO2017037935A1 | 2017-03-09 | |||
| WO2016042605A1 | 2016-03-24 |
Attorney, Agent or Firm:
Hiromichi Kobayashi
Tomioka Kiyoshi
Tomioka Kiyoshi