NL7409776A - Dakventilatieinrichting. - Google Patents
Dakventilatieinrichting.Info
- Publication number
- NL7409776A NL7409776A NL7409776A NL7409776A NL7409776A NL 7409776 A NL7409776 A NL 7409776A NL 7409776 A NL7409776 A NL 7409776A NL 7409776 A NL7409776 A NL 7409776A NL 7409776 A NL7409776 A NL 7409776A
- Authority
- NL
- Netherlands
- Prior art keywords
- ventilation device
- roof ventilation
- roof
- ventilation
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/02—Roof ventilation
- F24F7/025—Roof ventilation with forced air circulation by means of a built-in ventilator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE7326516 | 1973-07-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7409776A true NL7409776A (nl) | 1975-01-21 |
Family
ID=6639685
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7409776A NL7409776A (nl) | 1973-07-19 | 1974-07-19 | Dakventilatieinrichting. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3960063A (nl) |
AT (1) | AT337409B (nl) |
BE (1) | BE817852A (nl) |
CH (1) | CH590433A5 (nl) |
FR (1) | FR2238072B1 (nl) |
NL (1) | NL7409776A (nl) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3438710C2 (de) * | 1984-10-23 | 1986-11-27 | Wilhelm Gebhardt Gmbh, 7112 Waldenburg | Dachventilator |
CH672543A5 (nl) * | 1985-12-21 | 1989-11-30 | Gebhardt Gmbh Wilhelm | |
US4886989A (en) * | 1988-04-18 | 1989-12-12 | Vebco, Inc. | Motor mounting method and means |
EP0497296B1 (de) * | 1991-02-01 | 1996-04-03 | Meissner & Wurst GmbH & Co. Lufttechnische Anlagen Gebäude- und Verfahrenstechnik | Filter-Ventilator-Einrichtung zur Verwendung bei Reinräumen |
US5911563A (en) * | 1996-09-30 | 1999-06-15 | Carrier Corporation | Air conditioning blower motor assembly with improved accessibility |
CA2206885C (en) * | 1997-06-03 | 2013-01-08 | Nester Ewanek | Acoustic chamber |
US6027406A (en) * | 1998-03-20 | 2000-02-22 | Air Handling Engineering Ltd. | Centrifugal fan unit with vertical rotation axis |
US6289555B1 (en) * | 1999-03-15 | 2001-09-18 | Emerson Electric Company | Adjustable hinge assembly |
US6457550B1 (en) * | 2001-03-06 | 2002-10-01 | Twin City Fan Companies, Ltd. | Weatherproof sound attenuating device |
US6716099B2 (en) * | 2002-06-28 | 2004-04-06 | Enviromatic Corporation Of America, Inc. | Contaminant containment structure for ventilation systems |
US6920959B2 (en) * | 2003-05-30 | 2005-07-26 | M & I Heat Transfer Products Ltd. | Inlet and outlet duct units for air supply fan |
US9551499B1 (en) * | 2006-10-20 | 2017-01-24 | Omni Containment Systems, Llc | Hinge assembly for supporting a fan on a roof |
US9435556B1 (en) * | 2006-10-20 | 2016-09-06 | Omni Containment Systems, Llc | Hinge assembly for supporting a fan on a roof |
ES2332680B1 (es) * | 2007-07-09 | 2011-01-31 | Victor Julian Calero Gomez | Aspirador mecanico compatible. |
KR20110052935A (ko) * | 2009-11-13 | 2011-05-19 | 주식회사 하츠 | 소음저감 기능이 구비된 렌지후드 |
US9482439B2 (en) * | 2011-10-10 | 2016-11-01 | Salman Akhtar | Air handling device |
US20150079896A1 (en) * | 2013-09-18 | 2015-03-19 | Solar Royal, LLC | Two-Piece Ventilation Units, Apparatus, Systems, and Related Methods |
US11788744B2 (en) | 2012-05-16 | 2023-10-17 | Solar Royal, LLC | Ventilation systems |
WO2017136170A1 (en) * | 2016-02-03 | 2017-08-10 | Omni Containment Systems, Llc | Hinge assembly for supporting a fan on a roof |
CN108757583A (zh) * | 2018-06-06 | 2018-11-06 | 上海外高桥造船有限公司 | 减噪装置及具有该减噪装置的减噪风机舱室 |
CN111779693A (zh) * | 2020-06-05 | 2020-10-16 | 深圳市沃趣科技有限公司 | 便于支撑物快速收折的稳定支撑装置 |
CN111608933A (zh) * | 2020-06-05 | 2020-09-01 | 深圳市沃趣科技有限公司 | 一种支撑结构稳定的风扇 |
CN111608934A (zh) * | 2020-06-05 | 2020-09-01 | 深圳市沃趣科技有限公司 | 一种方便收纳的风扇 |
CA3158813A1 (en) * | 2020-12-02 | 2022-06-02 | Peng Zhang | Rain shield assembly, pipe assembly and turbine fracturing unit |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2458045A (en) * | 1945-01-23 | 1949-01-04 | Everett N Angus | Blower unit and assembly |
US2562600A (en) * | 1948-12-17 | 1951-07-31 | Cadwell Corp | Ventilating fan for picture projecting apparatus |
US2875678A (en) * | 1954-07-06 | 1959-03-03 | Shepherd Wyley | Ventilators |
US3078781A (en) * | 1960-06-21 | 1963-02-26 | Robertson Co H H | Ventilator |
GB1125851A (en) * | 1966-03-04 | 1968-09-05 | British Broadcasting Corp | Improvements in colour television transmitters |
US3435911A (en) * | 1966-11-14 | 1969-04-01 | Greenheck Fan & Ventilator Cor | Acoustic curb |
US3482767A (en) * | 1968-05-28 | 1969-12-09 | Loren Cook Co | Ventilator |
CA937093A (en) * | 1970-11-16 | 1973-11-20 | Nordisk Ventilator Co. Aktieselskab | System for the ventilation of buildings |
-
1974
- 1974-07-15 AT AT584274A patent/AT337409B/de not_active IP Right Cessation
- 1974-07-16 CH CH978774A patent/CH590433A5/xx not_active IP Right Cessation
- 1974-07-18 US US05/489,461 patent/US3960063A/en not_active Expired - Lifetime
- 1974-07-19 FR FR7425173A patent/FR2238072B1/fr not_active Expired
- 1974-07-19 NL NL7409776A patent/NL7409776A/nl not_active Application Discontinuation
- 1974-07-19 BE BE146733A patent/BE817852A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ATA584274A (de) | 1976-10-15 |
CH590433A5 (nl) | 1977-08-15 |
FR2238072A1 (nl) | 1975-02-14 |
FR2238072B1 (nl) | 1979-07-13 |
BE817852A (fr) | 1974-11-18 |
US3960063A (en) | 1976-06-01 |
AT337409B (de) | 1977-06-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |