Elevator installation and a method for lubricating bearings in the elevator installation
US11692589B2 · kind B2 · utility
0Cited by
3References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 23, 2018 |
| Grant date | Jul 4, 2023 |
| Priority date | — |
| Expiry date | Nov 14, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D2121/06
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An elevator installation and a method for lubricating bearings in an elevator hoist machine of the elevator installation ensure that during start-up and subsequent running of the elevator hoist machine the bearings are provided with a mixed film lubrication or an elastohydrodynamic lubrication to optimize bearing life expectation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.