BE413968A - - Google Patents
Info
- Publication number
- BE413968A BE413968A BE413968DA BE413968A BE 413968 A BE413968 A BE 413968A BE 413968D A BE413968D A BE 413968DA BE 413968 A BE413968 A BE 413968A
- Authority
- BE
- Belgium
- Prior art keywords
- vacuum cleaner
- elements
- cleaner according
- ribs
- shape
- Prior art date
Links
- 230000035515 penetration Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 239000004568 cement Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L17/00—Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues
- F23L17/02—Tops for chimneys or ventilating shafts; Terminals for flues
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electric Suction Cleaners (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE413968A true BE413968A (Direct) |
Family
ID=77395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE413968D BE413968A (Direct) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE413968A (Direct) |
-
0
- BE BE413968D patent/BE413968A/fr unknown
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