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US 2019/0316805 A1Published application
Arc element for a ventilation system
AssigneeWilhelm BRUCKBAUER
InventorsWilhelm BRUCKBAUER, Siegfried GOSSLER, Anja IMMERZ
Life of this patent
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Abstract
An arc element for a ventilation system has at least one oval opening and a flow cross-section with a minimum radius of curvature, which has at least the size of one tenth of the smallest diameter of this flow cross-section.
Claims19
An arc element for a ventilation system comprising
- 1.1. an outer wall limiting an inner space of the arc element,
- 1.2. a first opening aligned vertically to a first direction,
- 1.3. a second opening aligned vertically to a second direction and
- 1.4. at least one flow guide element arranged in the inner space,
- 1.5. wherein the at least one flow guide element is configured double curved, whereby the at least one flow guide element has a curvature in flow direction and has a curvature in a plane of a flow cross-section (A) of the inner space.
2 more elements
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An assembly set comprising
- 14.1. an arc element according to claim 1 and
- 14.2. an assembly device comprising
- 14.2.1 a base plate,
- 14.2.2. at least two guiding elements arranged on the base plate and
- 14.2.3. at least one fixing element for fixing the arc element relative to the base plate,
- 14.2.4. wherein the fixing element may be connected with at least two of the guiding elements with one of the group comprising force-locking and positive locking.
3 more elements
Dependencies are inferred from the claim text.