Apparatus for improving the quality of tube bending and method that uses such apparatus
US10625322B2 · kind B2 · utility
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4References
13Claims
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Assignee
Inventor
Key dates
| Filing date | Mar 31, 2016 |
| Grant date | Apr 21, 2020 |
| Priority date | — |
| Expiry date | Aug 31, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB21D9/05
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An apparatus for improving the quality of tube bending; adapted to be used in bending machines and comprises a substantially longitudinally extended mandrel, adapted to be inserted into a tube to be bent and having a rigid portion and a flexible portion arranged in series, the latter comprising a series of mandrel segments connected by articulated joints; the apparatus also comprises at least one motion-sensitive sensor, which is integral with at least one of the mandrel segments, and elements for processing the motion information acquired by the sensor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.