GB1475744A - Air flow control apparatus for ventilation systems - Google Patents
Air flow control apparatus for ventilation systemsInfo
- Publication number
- GB1475744A GB1475744A GB3643074A GB3643074A GB1475744A GB 1475744 A GB1475744 A GB 1475744A GB 3643074 A GB3643074 A GB 3643074A GB 3643074 A GB3643074 A GB 3643074A GB 1475744 A GB1475744 A GB 1475744A
- Authority
- GB
- United Kingdom
- Prior art keywords
- air flow
- control apparatus
- flow control
- ventilation systems
- ventilation
- 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
- 238000009423 ventilation Methods 0.000 title 1
Classifications
-
- 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
- F24F11/75—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 for maintaining constant air flow rate or air velocity
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7781—With separate connected fluid reactor surface
- Y10T137/7784—Responsive to change in rate of fluid flow
- Y10T137/7786—Turbine or swinging vane type reactor
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Flow Control Members (AREA)
- Details Of Valves (AREA)
- Control Of Fluid Pressure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7311572A SE375850B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-08-24 | 1973-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1475744A true GB1475744A (en) | 1977-06-01 |
Family
ID=20318330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3643074A Expired GB1475744A (en) | 1973-08-24 | 1974-08-19 | Air flow control apparatus for ventilation systems |
Country Status (13)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3143940A1 (de) * | 1981-11-05 | 1983-05-11 | Gebrüder Trox, GmbH, 4133 Neukirchen-Vluyn | Volumenstromregler fuer lufttechnische anlagen |
| FR2707740B1 (fr) * | 1993-07-15 | 1995-09-08 | Barbarin Laurent | Régulateur automatique de débit pour installations de ventilation et de conditionnement d'air. |
| EP0667169B1 (fr) * | 1994-01-12 | 1999-04-07 | Société d'Applications Industrielles Medicales et Electroniques ( SAIME) | Appareil d'aide à la ventilation d'un patient comportant notamment un mode d'assistance inspiratoire à pression réduite |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US752061A (en) * | 1904-02-16 | Heat-regulator | ||
| US2116912A (en) * | 1931-09-21 | 1938-05-10 | Iron Fireman Mfg Co | Air flow pilot control |
| NL77033C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1952-04-21 | 1900-01-01 | ||
| DK83843C (da) * | 1954-10-19 | 1957-11-11 | Svenska Flaektfabriken Ab | Apparat til at holde konstant volumenstrøm af et luftformigt medium. |
| BE790530A (fr) * | 1971-11-02 | 1973-02-15 | Svenska Flaektfabriken Ab | Dispositif de commande d'ecoulement, de preference pour de l'air et d'autres milieux gazeux |
-
1973
- 1973-08-24 SE SE7311572A patent/SE375850B/xx unknown
-
1974
- 1974-08-07 CH CH1077174A patent/CH579752A5/xx not_active IP Right Cessation
- 1974-08-09 BE BE147479A patent/BE818699A/xx unknown
- 1974-08-16 FI FI243274A patent/FI56269C/fi active
- 1974-08-19 GB GB3643074A patent/GB1475744A/en not_active Expired
- 1974-08-21 NO NO743004A patent/NO133771C/no unknown
- 1974-08-22 IT IT2651974A patent/IT1020121B/it active
- 1974-08-23 NL NL7411254A patent/NL7411254A/xx not_active Application Discontinuation
- 1974-08-23 FR FR7429062A patent/FR2241749B1/fr not_active Expired
- 1974-08-23 DK DK452074A patent/DK452074A/da not_active Application Discontinuation
- 1974-08-23 JP JP9627974A patent/JPS5055148A/ja active Pending
- 1974-08-23 DE DE2440510A patent/DE2440510C3/de not_active Expired
- 1974-08-23 US US05/499,994 patent/US3935880A/en not_active Expired - Lifetime
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |