Title:
オイル供給機構
Document Type and Number:
Japanese Patent JP6965702
Kind Code:
B2
Abstract:
To provide an oil supply mechanism capable of increasing an oil supply amount into a cylinder.SOLUTION: An oil supply mechanism includes an oil groove 19 annularly formed in a crank web 9 coaxially with a crank pin 5 and receiving oil from the crank pin 5, an oil injection hole 20 formed in the crank web 9 so as to inject oil in the oil groove 19 toward a cylinder 1, and a protrusion 21 provided in a large end 11 in such a manner of protruding into the oil groove 19. The protrusion 21 is arranged so as to approach an inlet 20a of the oil injection hole 20 when an outlet 20c of the oil injection hole 20 is turned toward a direction of the cylinder 1.SELECTED DRAWING: Figure 5
Inventors:
Seiya Yamagishi
Application Number:
JP2017226168A
Publication Date:
November 10, 2021
Filing Date:
November 24, 2017
Export Citation:
Assignee:
Isuzu Motors Limited
International Classes:
F01M1/08; F01M1/06; F16C3/14; F16C7/02; F16N7/26; F16N7/32
Domestic Patent References:
| JP2010065668A | ||||
| JP2009210051A | ||||
| JP2003232331A | ||||
| JP2001140615A | ||||
| JP2017040356A | ||||
| JP2011163146A | ||||
| JP2019215039A | ||||
| JP2018145888A |
Foreign References:
| DE19923739A1 |
Attorney, Agent or Firm:
Haruhisa Kinutani
Hiroyuki Hashiyama
Hiroyuki Hashiyama