Title:
DIFFERENTIAL CASE
Document Type and Number:
WIPO Patent Application WO/2020/246046
Kind Code:
A1
Abstract:
Provided is a differential case allowing for good lubrication of a sliding part. A differential case 1 comprises an outer shell wall section 5 that accommodates a pinion gear 120 therein, wherein first grooves 23 are formed on the inner surface of the outer shell wall section 5 on the back-surface side of the pinion gear 120. Further, protruding sections 22 are formed on the inner surface of the outer shell wall section 5 on the back-surface side of the pinion gear 120, and the first grooves 23 are formed in the protruding sections 22. Furthermore, the diameter D1 of the protruding sections 22 is equal to or greater than the diameter D2 of the back surface 124 of the pinion gear 120.
Inventors:
FUKASAWA KENJI (JP)
OHSHIMA FUMIO (JP)
OHSHIMA FUMIO (JP)
Application Number:
PCT/JP2019/026805
Publication Date:
December 10, 2020
Filing Date:
July 05, 2019
Export Citation:
Assignee:
SHOWA CORP (JP)
International Classes:
F16H48/40; F16H57/04
Foreign References:
| JP2019011849A | 2019-01-24 | |||
| JP2008082544A | 2008-04-10 | |||
| JP2010038209A | 2010-02-18 |
Attorney, Agent or Firm:
MATSUMOTO Shinichiro (JP)
Download PDF:
Previous Patent: OUTBOARD MOTOR
Next Patent: LENS SHAPE MEASUREMENT DEVICE, LENS SHAPE MEASUREMENT METHOD, LENS OPTICAL PROPERTY MEASUREMENT DEVI...
Next Patent: LENS SHAPE MEASUREMENT DEVICE, LENS SHAPE MEASUREMENT METHOD, LENS OPTICAL PROPERTY MEASUREMENT DEVI...