Tendon coupler
US10787813B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2019 |
| Grant date | Sep 29, 2020 |
| Priority date | — |
| Expiry date | Apr 18, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04G21/12
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A coupler for connecting first and second tendons may comprise a body including first and second ends, a passageway therethrough and an access port; first and second wedges each configured to receive an end of the first and second tendons, respectively, each of the wedges being positioned in the passageway and oriented so as to resist withdrawal from the coupler of a tendon received therein; and first and second pistons positioned within the passageway proximate the first and second wedges, respectively; wherein the first and second pistons define a pressure chamber therebetween; wherein the pressure chamber is in fluid communication with the access port; and wherein the first and second pistons are configured to bear on the first and second wedges, respectively, and urge the first and second wedges apart in response to pressure in the pressure chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.