Lubricating structure for speed reducer
US9856971B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 29, 2015 |
| Grant date | Jan 2, 2018 |
| Priority date | — |
| Expiry date | Feb 28, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H57/0471
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A lubricating structure for a speed reducer includes: a case; a reduction gear provided inside the case, the reduction gear being configured to rotate around a rotation axis; a catch tank configured to store part of lubricating oil scooped up by the reduction gear; an oil passage provided in the side wall, the oil passage being configured to guide the lubricating oil, scooped up by the reduction gear, to the catch tank; a rib formed on the side wall so as to radially extend, the rib being configured to guide the scooped-up lubricating oil toward a radially inner side; and a groove provided at an end edge of the rib of the side wall, the lubricating oil trapped by the rib being introduced into the groove, and the groove communicating with the lubricating oil supply object.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.