Guide rail
US12157355B2 · kind B2 · utility
0Cited by
2References
4Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Apr 29, 2022 |
| Grant date | Dec 3, 2024 |
| Priority date | — |
| Expiry date | Mar 11, 2043 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2201/692
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A guide rail includes: a first rail that has a bottom wall on which a load roller rolls and supports the weight of a sliding door; a second rail that has side walls on which two guide rollers roll and defines a moving direction of the sliding door; and a first restriction part that restricts the motion of the load roller in an axial direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.