CA1180934A - Automatic damper device - Google Patents
Automatic damper deviceInfo
- Publication number
- CA1180934A CA1180934A CA000401882A CA401882A CA1180934A CA 1180934 A CA1180934 A CA 1180934A CA 000401882 A CA000401882 A CA 000401882A CA 401882 A CA401882 A CA 401882A CA 1180934 A CA1180934 A CA 1180934A
- Authority
- CA
- Canada
- Prior art keywords
- paddle wheel
- duct
- damper device
- shaft
- apertures
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/76—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by means responsive to temperature, e.g. bimetal springs
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Air-Flow Control Members (AREA)
- Braking Arrangements (AREA)
- Ventilation (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8103068A SE8103068L (sv) | 1981-05-15 | 1981-05-15 | Automatisk spjellanordning |
SE8103068-6 | 1981-05-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1180934A true CA1180934A (en) | 1985-01-15 |
Family
ID=20343845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000401882A Expired CA1180934A (en) | 1981-05-15 | 1982-04-28 | Automatic damper device |
Country Status (11)
Country | Link |
---|---|
US (1) | US4437609A ( ) |
JP (1) | JPS5833035A ( ) |
BE (1) | BE893038A ( ) |
CA (1) | CA1180934A ( ) |
DE (1) | DE3215469A1 ( ) |
DK (1) | DK218082A ( ) |
FI (1) | FI821618L ( ) |
GB (1) | GB2098723B ( ) |
NL (1) | NL8201891A ( ) |
NO (1) | NO821303L ( ) |
SE (1) | SE8103068L ( ) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4489462A (en) * | 1983-03-17 | 1984-12-25 | E. I. Du Pont De Nemours And Company | Air flow control apparatus for a fiber air-lay machine |
US6318096B1 (en) | 2000-09-05 | 2001-11-20 | The University Of Akron | Single sensor mixing box and methodology for preventing air handling unit coil freeze-up |
CN108458161A (zh) * | 2018-07-04 | 2018-08-28 | 德阳市迪信佳阀门制造有限公司 | 具有自动清洁功能的阀门 |
-
1981
- 1981-05-15 SE SE8103068A patent/SE8103068L/ not_active Application Discontinuation
-
1982
- 1982-04-21 US US06/370,162 patent/US4437609A/en not_active Expired - Fee Related
- 1982-04-22 NO NO821303A patent/NO821303L/no unknown
- 1982-04-24 DE DE19823215469 patent/DE3215469A1/de not_active Withdrawn
- 1982-04-28 CA CA000401882A patent/CA1180934A/en not_active Expired
- 1982-04-29 GB GB8212496A patent/GB2098723B/en not_active Expired
- 1982-04-30 BE BE0/207974A patent/BE893038A/fr not_active IP Right Cessation
- 1982-05-07 FI FI821618A patent/FI821618L/fi not_active Application Discontinuation
- 1982-05-07 NL NL8201891A patent/NL8201891A/nl not_active Application Discontinuation
- 1982-05-14 DK DK218082A patent/DK218082A/da not_active Application Discontinuation
- 1982-05-14 JP JP57080340A patent/JPS5833035A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
NL8201891A (nl) | 1982-12-01 |
DE3215469A1 (de) | 1982-12-09 |
FI821618A0 (fi) | 1982-05-07 |
JPS5833035A (ja) | 1983-02-26 |
GB2098723B (en) | 1985-01-30 |
NO821303L (no) | 1982-11-16 |
FI821618L (fi) | 1982-11-16 |
GB2098723A (en) | 1982-11-24 |
SE8103068L (sv) | 1982-11-16 |
BE893038A (fr) | 1982-08-16 |
US4437609A (en) | 1984-03-20 |
DK218082A (da) | 1982-11-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEC | Expiry (correction) | ||
MKEX | Expiry |