RO101643B1 - Dispozitiv pentru atenuarea zgomotului - Google Patents
Dispozitiv pentru atenuarea zgomotuluiInfo
- Publication number
- RO101643B1 RO101643B1 RO133850A RO13385088A RO101643B1 RO 101643 B1 RO101643 B1 RO 101643B1 RO 133850 A RO133850 A RO 133850A RO 13385088 A RO13385088 A RO 13385088A RO 101643 B1 RO101643 B1 RO 101643B1
- Authority
- RO
- Romania
- Prior art keywords
- sheaths
- fastened
- perforated sheet
- partial
- fenoabsorbent
- Prior art date
Links
- 230000030279 gene silencing Effects 0.000 title 1
- 239000011358 absorbing material Substances 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 239000004744 fabric Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 125000006850 spacer group Chemical group 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 abstract 1
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Air-Flow Control Members (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Inventia se refera la un dispozitiv pentru atenuarea zgomotelor destinat echiparii ventilatoarelor axiale miniere pentru aeraj partial. Dispozitivul, conform inventiei, se compune dintr-un învelis exterior fenoabsorbant constituit dintr-o manta exterioara si una interioara din tabla perforata, între cele doua mantale fiind dispus într-o tesatura din sârma, iar la capetele mantalelor sunt prinse doua flanse cu ajutorul carora dispozitivul se recordeaza la ventilator. Mantaua exterioara este alcatuita din doua semiînvelisuri articulate prin niste balamale prevazute cu niste închizatoare cu surub. Pentru a mari eficienta atenuarii de zgomot, dispozitivul poate fi prevazut si cu un bulb central concentric cu manta din tabla perforata, umplut cu acelasi material fonoabsorbant, fixat cu ajutorul unor suruburi si distantieri.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO1988133850A RO101643A2 (ro) | 1988-06-06 | 1988-06-06 | Dispozitiv pentru atenuarea zgomotului |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO1988133850A RO101643A2 (ro) | 1988-06-06 | 1988-06-06 | Dispozitiv pentru atenuarea zgomotului |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO101643B1 true RO101643B1 (ro) | 1991-06-28 |
| RO101643A2 RO101643A2 (ro) | 1991-12-09 |
Family
ID=20121845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO1988133850A RO101643A2 (ro) | 1988-06-06 | 1988-06-06 | Dispozitiv pentru atenuarea zgomotului |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO101643A2 (ro) |
-
1988
- 1988-06-06 RO RO1988133850A patent/RO101643A2/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO101643A2 (ro) | 1991-12-09 |
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