Anchor having a wave-shaped sleeve
US11261894B2 · kind B2 · utility
0Cited by
26References
22Claims
0Family size
Assignee
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Key dates
| Filing date | Apr 25, 2017 |
| Grant date | Mar 1, 2022 |
| Priority date | — |
| Expiry date | Jul 28, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16B35/048
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An anchor having a sleeve, a bolt which passes through the sleeve and at least one expansion element that is positioned in front of the sleeve and that is axially supported on the sleeve, whereby the bolt has an expansion area for the expansion element, is provided. According to the invention, it is provided for the sleeve to have a wavy shape with axial wave peaks in which the outer radius of the sleeve as well as the inner radius of the sleeve each have a maximum, and with wave valleys in which the outer radius of the sleeve as well as the inner radius of the sleeve each have a minimum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.