Method for forming a guide structure for guiding an elevator car in an elevator shaft
US12071325B2 · kind B2 · utility
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15References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 2, 2021 |
| Grant date | Aug 27, 2024 |
| Priority date | — |
| Expiry date | Aug 6, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B7/024
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A method for forming a guide structure in an elevator shaft provides a guide structure configured to guide an elevator car during vertical travel in the elevator shaft. The method includes the following steps: moving a tool, such as a milling tool, vertically along the elevator shaft, wherein the tool is precisely positioned with respect to the horizontal position thereof within the elevator shaft, and forming the guide structure by removing material on a shaft wall of the elevator shaft using the tool.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.