GB1115793A - Improvements in or relating to ventilators - Google Patents
Improvements in or relating to ventilatorsInfo
- Publication number
- GB1115793A GB1115793A GB5515466A GB5515466A GB1115793A GB 1115793 A GB1115793 A GB 1115793A GB 5515466 A GB5515466 A GB 5515466A GB 5515466 A GB5515466 A GB 5515466A GB 1115793 A GB1115793 A GB 1115793A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ventilators
- relating
- june
- colt
- heading
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/12—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures
- F04D25/14—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures and having shutters, e.g. automatically closed when not in use
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
1,115,793. Ventilators. COLT VENTILATION & HEATING Ltd. 18 June, 1965 [22 June, 1964], No. 55154/66. Divided out of 1,115,791. Heading F4V. The subject-matter of this Specification is substantially the same as that described in Specifications 1,115,791 and 1,115,792 but the claims are concerned in the main with the non- return shutter.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5515466A GB1115793A (en) | 1964-06-22 | 1964-06-22 | Improvements in or relating to ventilators |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5515466A GB1115793A (en) | 1964-06-22 | 1964-06-22 | Improvements in or relating to ventilators |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1115793A true GB1115793A (en) | 1968-05-29 |
Family
ID=10473120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5515466A Expired GB1115793A (en) | 1964-06-22 | 1964-06-22 | Improvements in or relating to ventilators |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1115793A (en) |
-
1964
- 1964-06-22 GB GB5515466A patent/GB1115793A/en not_active Expired
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