Elemento tensor de película
A film tensioning element (10), with a lip ring (14) and a vestibular ring (16), between which, and possibly beyond which, a film (12) extends, wherein at least the vestibular ring (16) and/or the lip ring (14) is filled with a gas under pressure.
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| Format: | Patent |
| Sprache: | spa |
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| Zusammenfassung: | A film tensioning element (10), with a lip ring (14) and a vestibular ring (16), between which, and possibly beyond which, a film (12) extends, wherein at least the vestibular ring (16) and/or the lip ring (14) is filled with a gas under pressure. |
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