FR2480366B1 - Dispositif d'obturation a volets mobiles - Google Patents
Dispositif d'obturation a volets mobilesInfo
- Publication number
- FR2480366B1 FR2480366B1 FR8107174A FR8107174A FR2480366B1 FR 2480366 B1 FR2480366 B1 FR 2480366B1 FR 8107174 A FR8107174 A FR 8107174A FR 8107174 A FR8107174 A FR 8107174A FR 2480366 B1 FR2480366 B1 FR 2480366B1
- Authority
- FR
- France
- Prior art keywords
- shuttering device
- mobile shutters
- shutters
- mobile
- shuttering
- 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
- VJYFKVYYMZPMAB-UHFFFAOYSA-N ethoprophos Chemical compound CCCSP(=O)(OCC)SCCC VJYFKVYYMZPMAB-UHFFFAOYSA-N 0.000 title 1
- 238000009416 shuttering Methods 0.000 title 1
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)
- Air-Flow Control Members (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
- Pinball Game Machines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8002743A SE8002743L (sv) | 1980-04-11 | 1980-04-11 | Reglerbar spjellanordning |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2480366A1 FR2480366A1 (fr) | 1981-10-16 |
| FR2480366B1 true FR2480366B1 (fr) | 1985-10-04 |
Family
ID=20340723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8107174A Expired FR2480366B1 (fr) | 1980-04-11 | 1981-04-09 | Dispositif d'obturation a volets mobiles |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4407188A (fr) |
| JP (1) | JPS56156499A (fr) |
| DE (1) | DE3114707A1 (fr) |
| FR (1) | FR2480366B1 (fr) |
| GB (1) | GB2074243B (fr) |
| NL (1) | NL8101725A (fr) |
| SE (1) | SE8002743L (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5105732A (en) * | 1990-11-28 | 1992-04-21 | Sheu Muh Chuan | Wall fan with proctective cover device |
| GB2265001A (en) * | 1992-03-12 | 1993-09-15 | Hunter International | A backdraught shutter for a ventilating fan |
| US9091455B1 (en) * | 2011-10-12 | 2015-07-28 | Jan B. Coster | Swamp cooler blower fan hole cover |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US957776A (en) * | 1906-02-23 | 1910-05-10 | Robert A Ilg | Ventilating-fan. |
| US2332552A (en) * | 1943-03-24 | 1943-10-26 | John T Belanger | Roof fan ventilator |
| US2850258A (en) * | 1955-08-03 | 1958-09-02 | Robertshaw Fulton Controls Co | Electromagnetically operated valve |
| GB810180A (en) * | 1956-06-18 | 1959-03-11 | Gen Motors Corp | Improvements relating to axial-flow compressors |
| US3072041A (en) * | 1960-01-06 | 1963-01-08 | Vent Axia Ltd | Fans |
| GB910474A (en) * | 1960-01-06 | 1962-11-14 | Vent Axia Ltd | Improvements in and relating to fans |
| US3263906A (en) * | 1963-07-22 | 1966-08-02 | Task Corp | Stator vane check valve |
| US3284044A (en) * | 1964-04-03 | 1966-11-08 | Automatic Switch Co | Valve disc guide for lever-operated solenoid valves |
| GB1125851A (en) * | 1966-03-04 | 1968-09-05 | British Broadcasting Corp | Improvements in colour television transmitters |
| US3960464A (en) * | 1975-03-25 | 1976-06-01 | Vent Axia Limited | Improvements in and relating to fans |
-
1980
- 1980-04-11 SE SE8002743A patent/SE8002743L/ not_active Application Discontinuation
-
1981
- 1981-04-03 GB GB8110591A patent/GB2074243B/en not_active Expired
- 1981-04-08 NL NL8101725A patent/NL8101725A/nl not_active Application Discontinuation
- 1981-04-09 FR FR8107174A patent/FR2480366B1/fr not_active Expired
- 1981-04-09 JP JP5250381A patent/JPS56156499A/ja active Pending
- 1981-04-10 DE DE19813114707 patent/DE3114707A1/de not_active Withdrawn
- 1981-04-13 US US06/253,531 patent/US4407188A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| SE8002743L (sv) | 1981-10-12 |
| US4407188A (en) | 1983-10-04 |
| DE3114707A1 (de) | 1982-01-28 |
| FR2480366A1 (fr) | 1981-10-16 |
| NL8101725A (nl) | 1981-11-02 |
| JPS56156499A (en) | 1981-12-03 |
| GB2074243A (en) | 1981-10-28 |
| GB2074243B (en) | 1984-02-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |