Elevator system comprising deflecting elements having different groove geometries
US11820628B2 · kind B2 · utility
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10References
9Claims
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Assignee
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Key dates
| Filing date | Oct 5, 2018 |
| Grant date | Nov 21, 2023 |
| Priority date | — |
| Expiry date | Jan 24, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H55/49
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An elevator system includes a car and/or a counterweight connected to a belt having a plurality of ribs. The elevator system further has at least two deflecting elements over which the belt is guided and which each have a plurality of grooves. The grooves of at least one of the deflecting elements are configured with geometries that differ from the grooves of another of the deflecting elements. The belt has longitudinal ribs that cooperate with the grooves.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.