EP1342959B1 - Vorrichtung zur Abschirmung von Öffnungen an Gebäuden oder Anlagen zur Sammlung oder Behandlung von Abfall - Google Patents
Vorrichtung zur Abschirmung von Öffnungen an Gebäuden oder Anlagen zur Sammlung oder Behandlung von Abfall Download PDFInfo
- Publication number
- EP1342959B1 EP1342959B1 EP02027231A EP02027231A EP1342959B1 EP 1342959 B1 EP1342959 B1 EP 1342959B1 EP 02027231 A EP02027231 A EP 02027231A EP 02027231 A EP02027231 A EP 02027231A EP 1342959 B1 EP1342959 B1 EP 1342959B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- opening
- air
- core air
- fact
- core
- 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 - Lifetime
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F9/00—Use of air currents for screening, e.g. air curtains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F9/00—Use of air currents for screening, e.g. air curtains
- F24F2009/005—Use of air currents for screening, e.g. air curtains combined with a door
Definitions
- the invention relates to a device for shielding openings, in particular of gates or doors, on buildings or systems for Waste treatment or at warehouse buildings or bunkers for waste collection, in particular on composting plants, waste recycling plants or Waste incineration plants that are also referred to as landfills in the following description be designated. It relates in particular to a device for Shielding openings of unloading points, loading bins or receiving bunkers or other facilities for delivery, transport and storage of waste.
- the object of the present invention is therefore to provide a structurally simple, inexpensive to manufacture and easy to handle device of the beginning to create the kind that is permanently safe and effective Shielding the environment against internal and stressful air conditions like dust and smell while being simple and quick the dumping process to be prepared and carried out or facility without the German Federal Immission Control Act the required conditions.
- the main advantage is that locks with the aforementioned Disadvantages are no longer required. Rather, the invention creates Device an inexpensive shield for waste treatment plants or waste landfills, which are also located in the room separation opening Contours, for example the contour of a unloading vehicle safely and effective against internal and stressful air conditions such as dust and Shields smell. A complex and time-consuming opening and closing multiple lock gates during tipping is no longer here required.
- the device according to the invention is inexpensive with a simple construction to manufacture and easy to assemble and handle. especially the The fact that the pre-lock previously required for shielding is eliminated can lead to significant cost savings for the operator of a landfill in the purchase and operation.
- the air is made up of at least two different ones Directions in particular in laminar or approximately laminar flow emerges and that the air on the other hand into the landfill building to be shielded runs into it.
- This can not only open the landfill itself, but also also the contour of a vehicle in the opening and also the Spaces below a tipper or below the vehicle axles be captured and safely partitioned off.
- the device according to the invention uses the so-called “Coanda effect”, so that they hit the vehicle contour at an angle Nestle air jets at a certain angle on the vehicle and Flow into the building along the vehicle contour.
- the previously calculated Air volume of this jet on the one hand prevents the escape of dust and odor-laden air and diluted on the other hand, since it is outside air acts, the odor-laden air inside the landfill, which in turn the installed exhaust air cleaning benefits.
- lateral core air jets are advantageous each formed by an extremely high, narrow flat jet.
- two Core air jet nozzles arranged on mutually adjacent sides of the opening become. Effective shielding can also be achieved here, because the air jets are blown out from different directions.
- a plurality of core air jet nozzles or a plurality of individually controllable sections of a core air jet nozzle are arranged on at least one side of the opening. This allows the core air jet shield to be flexibly adapted to different opening cross-sections. In particular, openings that are used by vehicles of different sizes or even different structures, for example open tippers and closed tippers, can be shielded particularly effectively as a result. It can also be advantageous for this if the core air jet nozzles are arranged in several planes in front of the opening.
- the core air jet nozzles or the individually controllable sections of a core air jet nozzle evenly or extend unevenly over the entire height or width of the opening. This allows optimal shielding of the landfill opening reached and an escape of odorous or dust-laden air of the landfill bunker to the ambient air can be prevented safely.
- the core air jet nozzles face or are connected laterally or longitudinally to the air blower. You can several core air jet nozzles via connecting lines with a common one Air blower can be connected or each core air jet nozzle can with a separate air blowers can be connected, the core air jet then with be operated with the same or with different volume flows can.
- the suction opening of the air blower is with the environment connected so that outside air is sucked in.
- a device for cooling the air blower and the core air jet nozzles or heating the air is provided. If in a waste treatment plant If a rotting process is desired, it may make sense to Temperature of the air introduced by the device according to the invention increases increase. Preferably, a device for heating the air Process heat can be supplied. In other cases, it may make sense to use the to cool incoming air, as a variety of landfills deep bunkers have, into which colder air sinks better, the bound Emissions are taken away.
- At least one sensor on the outside in front of or at the opening in particular, a smoke detector or smoke detector is arranged, the current state the currently escaping gases, smells and / or from the opening any emerging dust or dirt particles are detected, and that a control or regulating unit is provided, which of the or signals determined are fed to the sensors, and as a function of the of the supplied signals the one or more air blowers and / or the air flows can be controlled or regulated immediately.
- At least one sensor in particular a proximity sensor, can be arranged, the one object in front of the opening, in particular a vehicle, can detect, wherein a control or regulating unit is provided which is supplied with the signals determined by the sensor, and by the air blower (s) depending on the signals supplied (1) and / or the air flows are automatically controlled or regulated can be.
- a control or regulating unit is provided which is supplied with the signals determined by the sensor, and by the air blower (s) depending on the signals supplied (1) and / or the air flows are automatically controlled or regulated can be.
- the air flows preferably in their volume flow and / or in the number of those to be opened Core air jet nozzles and / or in the number of sections to be opened Core air jet nozzle can be controlled or regulated.
- a control unit can provide optimal protection against escaping Emissions are offered.
- a particularly effective shielding can still be achieved be that the core air jet nozzles each have a rectifier channel Soothe the introduced airflow in a laminar or at least approximately laminar outflow of a core air jet at the outlet opening include.
- the core air jet nozzles can also advantageously be a baffle for Include low-turbulence guiding the core air jet.
- the core air jet nozzles are one Axis running parallel to the respective edge region of the opening are arranged. This makes it particularly flexible Device created that are adapted to different applications can.
- a sealing apron or spacer apron be provided for sealing against ambient air to the Mode of operation of the device according to the invention against negative weather influences to protect.
- a Device through which objects entering the opening, in particular vehicles, with a liquid, preferably with water, can be wetted or fogged.
- a liquid preferably with water
- the unloading vehicles with Fog water and so additionally for a complete release of the residues care whereby the moistening is conducive to a rotting process.
- this has the advantageous side effect that the vehicles at the same time cleaned to a certain extent.
- the device according to the invention comprises an air blower 1 which is on the suction side Outside air 2 sucks in and on the pressure side via a pipe system 3 with two to the side of the gate opening 4 of a closed waste landfill 5 Core jet nozzles 6 is connected.
- the air blower 1, which is designed must overcome a defined back pressure, promotes fresh air on the suction side and presses the pre-compressed air into the nozzles 6, which in turn pass over one Pressure room.
- the pre-pressure prevailing here leaves the pressure chamber via a narrow one Blow-out nozzle, which is already adapted to the pressure housing A described.
- the nozzle itself is inside the pressure box A with one of the air direction parallel following guide plate E so that here the inner in the pressure chamber turbulent air is channeled and moves at high speed laminar. After leaving the nozzle, a flat core air jet is created, which has very little induction with the secondary ambient air.
- Around to reinforce the so-called "Coanda effect” here becomes sideways and parallel another baffle C for the outflow direction on the pressure housing arranged, which in length depending on the requirement of the core beam length is adjustable (Figure 5).
- Ranges of different physical or physical parameters such as Temperature, degree of air pollution, molecular odor pollution, and / or chemical air composition separated or shielded become.
- the core air jet nozzle shown has an air wall pressure linear module housing A, that can be made of plastic, steel or stainless steel.
- a pressure connection B for an upstream fan On the print side there is a pressure connection B for an upstream fan.
- an adjustable air baffle C for setting and optimizing the core jet be provided.
- the adjustability of the external air baffle is shown at F.
- a downstream air rectifier D for exhaust control The laminar flow can be an M-shaped, Z-shaped, square or have a rectangular grid structure, which is also available as a semi-finished product is.
- An air ducting E including an air trap edging is formed to convert the turbulent flow into a laminar flow.
- a base plate G is for the rotatably mounted fastening of the pressure linear module provided on the floor.
- the adjustability of the footplate with a Screw connection is shown at H.
- a pre-rectifier J can Calming the inflow from the upstream pressure blower turbulent air.
- the ones on the side are Pressure nozzles 6 on the passage gate 4 can be pivoted about a vertical axis arranged.
- the mechanical adjustment of the basic setting angle of the Pressure nozzles 6 is provided with a fixed footplate and one on top of it rotating bearing realized in the form of a collar.
- both Nozzles 6 via pipes 3 with a common air blower 1 connected.
- Figure 3 shows an arrangement variant in which the side fixedly arranged pressure nozzles 6 on the passage gate 4 an air jet 9 generate a beam angle on the vehicle 7 standing in the opening 4 from 15 - 35 °.
- each nozzle 6 is connected to a separate air blower 1 connected.
- the solution according to the invention has two core air jet nozzles 6, each one Have guide plate C, which guides the air core jet with low turbulence.
- the device according to the invention comprises a specially designed one High-pressure blower 1, which is located outside the bunker 5 to be sealed off on the floor, on the roof or on the facade wall.
- This High-pressure blower 1 is on the pressure side of rigid or flexible connecting pipes 3 connected, for example, from spiral duct, plastic tube or flexible aluminum tube can exist, which has the necessary pressure resistance must have.
- the core jet nozzles 6 have a housing A, which is folded on several sides, half and / or can be completely round.
- the so-called Pressure linear module A designated housing is from the top or from the front the side or from below by means of a pressure blower 1, which defined volume of this module on the one hand has a pressure storage space and on the other hand forms a calming zone for the turbulent air.
- the molded rectifier duct E converts the turbulent air as Calming section around, in a laminar outflow at the nozzle end.
- To the A baffle housing can reduce turbulence at the pressure inlet of the nozzle be arranged so that the air swirled in short pipe sections is forcibly converted into a rectilinear flow.
- the pressurized blower outside air in the storage space here becomes caught by an inner baffle edge E and into the narrow nozzle channel directed.
- the inner baffle E and the Dimension angular upstand depending on the degree of turbulence, the inner baffle E and the Dimension angular upstand.
- the pre-compressed air can advantageously shortly before the nozzle entry pass further rectifier D, which has a lattice structure in a square, rectangular, triangular, M-shaped, Z-shaped or trapezoidal Cross-sectional geometry goes through.
- the depth of this profile corresponds to 1.5 up to 6 times the depth of the ratio of the nozzle width.
- the core jet lies on the baffle adjustable parallel to the outside according to the "Coanda effect" on and follows this flat surface, which also indicates the direction of the beam, until towards the defined tear-off edge.
- the tear-off edge is a quarter-round bend molded to minimize the possible demolition noise.
- the tear-off edge itself is molded to the standing due to the folding angle To induce secondary air into the core jet and so the molecular friction between accelerated air and standing ambient air (so-called injector effect or dynamic acceleration).
- the length of the guide plate which can be individually adjusted in length, has one Length from 0.1 to 2 times the length of the one in the pressure nozzle Flow rectifier.
- the length adjustment is preferably carried out with oblong holes or guide rails jammed in the screws Side edges or the like.
- FIG. 4 shows the flow course of the inward directed outside air jet, which bears against the vehicle body 7 arranged as an example, follows the longitudinal axis and as a radiation cone in the air-polluted part of the building 5 penetrates. As described above, this results in a fresh air entry into the brought smell and dust-laden bunker 5. Here is a dilution the air concentration, which is then the necessary installed exhaust air cleaning system supported.
- the upper side of the opening 4 of a waste waste bin 5 a horizontal aligned core jet nozzle 6 arranged in addition to one or two side air walls 9 seals from above, especially when open Tipping truck 7 is advantageous.
- the core air jet 9 lays down from above over the entire width of the tipping body 10 to the contour of the tipping truck 7 and thus shields area 11 in a highly effective manner, in which particularly high concentrations of dust and odor particles in the Tipping process arise.
- the core air jet 9 peels the dusty Particles quasi from the bottom surface of the tipping body 10.
- FIG 8 an embodiment is shown in which the outside in front of the Opening 4 as a smoke gas detector sensor 12 and three proximity sensors 13 are arranged.
- the smoke gas detector 12 the Current actual state of the escaping gases or odors as well as from the opening 4 dirt particles that may escape are detected during by the proximity sensors 13 a vehicle 7 located in front of the opening 4 can be detected in different contours or heights H1, H2.
- a control unit 14 is also provided, which controls the sensors 12 and 13 determined signals are supplied.
- the control unit 14 can accordingly, depending on the signals supplied, the air blower and / or regulate the air flows immediately so that one of the respective optimal protection against escaping Emissions is given.
- the air streams can Volume flow and / or in the number of core air jet nozzles to be opened 6 or in the number of individually controllable sections to be opened Core air jet nozzle 6 are regulated.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
- Processing Of Solid Wastes (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Nozzles (AREA)
Description
Ferner kann es hierzu von Vorteil sein, wenn die Kernluftstrahldüsen in mehreren Ebenen vor der Öffnung angeordnet sind.
- Figur 1:
- Dreidimensionale Darstellung einer ersten Ausführungsvariante der erfindungsgemäßen Vorrichtung;
- Figur 2:
- Darstellung der bisherigen Abschirmung einer Abfalldeponie mittels Schleuse;
- Figur 3:
- Dreidimensionale Darstellung einer zweiten Ausführungsvariante der erfindungsgemäßen Vorrichtung;
- Figur 4:
- Schnittansicht der erfindungsgemäßen Vorrichtung mit Darstellung des erfindungsgemäßen Wirkprinzips;
- Figur 5:
- Querschnitt durch eine erfindungsgemäße Kernluftstrahldüse;
- Figur 6:
- Längsschnitt durch eine erfindungsgemäße Kernluftstrahldüse;
- Figur 7:
- Seitenansicht einer Ausführungsvariante der erfindungsgemäßen Vorrichtung mit zusätzlicher horizontaler Luftwand;
- Figur 8:
- Prinzipdarstellung einer Ausführungsvariante mit einer Einrichtung zum Regeln der Kernluftstrahlen.
Claims (20)
- Vorrichtung zur Abschirmung von Öffnungen (4), insbesondere von Toren oder Türen, an Gebäuden (5) und/oder Anlagen zur Behandlung oder Verwertung von Abfall oder an Lagergebäuden (5) zur Sammlung bzw. Deponierung von Abfall, insbesondere an Kompostierungsanlagen, Reststoffverwertungsanlagen, Müllverbrennungsanlagen oder Abfalldeponie-Bunkern, wobei mindestens zwei in verschiedenen Randbereichen der Öffnung (4) angeordnete und mit einem Luftgebläse (1) verbundene Kernluftstrahldüsen (6) vorgesehen sind, dadurch gekennzeichnet, daß deren Austrittsöffnungen derart in Richtung der Öffnung (4) gerichtet sind, dass die aus den Kernluftstrahldüsen (6) austretenden Kernluftstrahlen (9) aus unterschiedlichen Richtungen in einem Winkel zwischen 1° und 60° durch die Öffnung (4) in das Gebäude (5) hinein gerichtet sind.
- Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass die aus den Kernluftstrahldüsen (6) austretenden Kernluftstrahlen (9) in einem Winkel von 15° - 45° durch die Öffnung (4) in das Gebäude (5) hinein gerichtet sind.
- Vorrichtung nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass zwei Kernluftstrahldüsen (6) an einander gegenüberliegenden Seiten der Öffnung (4) angeordnet sind.
- Vorrichtung nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass zwei Kernluftstrahldüsen (6) an zueinander benachbarten Seiten der Öffnung (4) angeordnet sind.
- Vorrichtung nach Anspruch 3 oder 4, dadurch gekennzeichnet, dass an mindestens einer Seite der Öffnung (4) mehrere Kernluftstrahldüsen (6) oder mehrere einzeln ansteuerbare Abschnitte einer Kernluftstrahldüse (6) angeordnet sind.
- Vorrichtung nach einem der Ansprüche 3 bis 5, dadurch gekennzeichnet, dass die Kernluftstrahldüsen (6) oder die einzeln ansteuerbaren Abschnitte einer Kernluftstrahldüse (6) sich gleichmäßig oder ungleichmäßig über die gesamte Höhe bzw. Breite der Öffnung (4) erstrecken.
- Vorrichtung nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, dass die Kernluftstrahldüsen (6) stirnseitig oder längsseitig mit dem Luftgebläse (1) verbunden sind.
- Vorrichtung nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, dass mehrere Kernluftstrahldüsen (6) über Verbindungsleitungen (3) mit einem gemeinsamen Luftgebläse (1) verbunden sind.
- Vorrichtung nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass jede Kernluftstrahldüse (6) mit einem separaten Luftgebläse (1) verbunden ist.
- Vorrichtung nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, dass durch das Luftgebläse (1) Außenluft (2) ansaugbar ist.
- Vorrichtung nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, dass vor dem Luftgebläse (1) oder zwischen dem Luftgebläse (1) und den Kernluftstrahldüsen (6) eine Einrichtung zum Abkühlen oder Erwärmen der Luft vorgesehen ist, wobei einer Einrichtung zum Erwärmen der Luft vorzugsweise Prozesswärme zuführbar ist.
- Vorrichtung nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, dass außenseitig vor oder an der Öffnung (4) mindestens ein Sensor (12), insbesondere ein Rauchmelder angeordnet ist, durch den der Ist-Zustand der austretenden Gase und/oder aus der Öffnung (4) gegebenenfalls austretende Schmutzpartikel erfassbar sind, und dass eine Steuerungs- oder Regelungseinheit (13) vorgesehen ist, der die von dem oder den Sensoren (12) ermittelten Signale zuführbar sind, und durch die in Abhängigkeit von den zugeführten Signalen das oder die Luftgebläse (1) und/oder die Luftströme steuerbar bzw. regelbar sind.
- Vorrichtung nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, dass außenseitig vor der Öffnung (4) mindestens ein Sensor (12), insbesondere ein Näherungssensor, angeordnet ist, durch den ein vor der Öffnung (4) befindlicher Gegenstand (7), insbesondere ein Fahrzeug, erfassbar ist, und dass eine Steuerungs- oder Regelungseinheit (13) vorgesehen ist, der die von dem Sensor (12) ermittelten Signale zuführbar sind, und durch die in Abhängigkeit von den zugeführten Signalen das oder die Luftgebläse (1) und/oder die Luftströme steuerbar bzw. regelbar sind.
- Vorrichtung nach Anspruch 12 oder 13, dadurch gekennzeichnet, dass die Luftströme in ihrem Volumenstrom und/oder in der Anzahl der zu öffnenden Kernluftstrahldüsen (6) und/oder in der Anzahl der zu öffnenden Abschnitte einer Kernluftstrahldüse (6) steuerbar bzw. regelbar sind.
- Vorrichtung nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, dass die Kernluftstrahldüsen (6) jeweils einen Gleichrichterkanal (E) zum Beruhigen des eingebrachten Luftstroms in eine laminare oder zumindest annähernd laminare Ausströmung eines Kernluftstrahls (9) an der Austrittsöffnung der Kernluftstrahldüse (6) umfassen.
- Vorrichtung nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, dass die Kernluftstrahldüsen (6) ein Leitblech (C) zum turbulenzarmen Führen des Kernluftstrahls (9) umfassen.
- Vorrichtung nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, dass die Kernluftstrahldüsen (6) um eine parallel zum jeweiligen Randbereich der Öffnung (4) verlaufende Achse schwenkbar angeordnet sind.
- Vorrichtung nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, dass die Kernluftstrahldüsen (6) in mehreren Ebenen vor der Öffnung (4) angeordnet sind.
- Vorrichtung nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, dass zwischen der Öffnung (4) und den Kernluftstrahldüsen (6) eine Abdichtungsschürze zum Abdichten gegen Umgebungsluft vorgesehen ist.
- Vorrichtung nach einem der vorherigen Ansprüche, dadurch gekennzeichnet, dass an der Öffnung (4) eine Vorrichtung vorgesehen ist, durch die in die Öffnung (4) eintretende Gegenstände (7), insbesondere Fahrzeuge, mit einer Flüssigkeit, vorzugsweise mit Wasser, benetzbar oder benebelbar sind.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE20203378U DE20203378U1 (de) | 2002-03-04 | 2002-03-04 | Vorrichtung zur Abschirmung von Öffnungen einer Abfalldeponie |
DE20203378U | 2002-03-04 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1342959A1 EP1342959A1 (de) | 2003-09-10 |
EP1342959B1 true EP1342959B1 (de) | 2004-04-07 |
EP1342959B2 EP1342959B2 (de) | 2008-12-17 |
Family
ID=7968530
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02027231A Expired - Lifetime EP1342959B2 (de) | 2002-03-04 | 2002-12-06 | Vorrichtung zur Abschirmung von Öffnungen an Gebäuden oder Anlagen zur Sammlung oder Behandlung von Abfall |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1342959B2 (de) |
AT (1) | ATE263948T1 (de) |
DE (2) | DE20203378U1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10313117A1 (de) * | 2003-03-24 | 2004-10-14 | Lwt Luftwandtechnologie Gmbh | Luftstromvorrichtung für Toröffnung |
NL1029849C2 (nl) * | 2005-09-01 | 2007-03-05 | Biddle B V | Luchtgordijn met modulaire behuizing. |
BE1021507B1 (nl) * | 2012-12-24 | 2015-12-03 | Handelsmaatschappij Willy Deweerdt Bvba | Inrichting voor het genereren van een luchtwand |
CN103768732A (zh) * | 2014-02-14 | 2014-05-07 | 陈仁多 | 高层建筑楼梯口拦截烟雾机 |
CN104874115A (zh) * | 2014-02-28 | 2015-09-02 | 陈仁多 | 原有高层建筑后建连体逃生系统 |
GB2563474B (en) * | 2018-02-16 | 2019-06-19 | Wirth Doors Ltd | An active airflow inhibiting apparatus |
CH715247A1 (de) | 2018-08-14 | 2020-02-14 | Jomos Brandschutz Ag | Druckabschirmungssystem zur Aufrechterhaltung des Druckunterschieds an einer Öffnung eines Gebäudes zwischen zwei Bereichen mit unterschiedlichem Druck. |
GB2589899B (en) * | 2019-12-11 | 2021-12-15 | Wirth Doors Ltd | An active airflow inhibiting apparatus |
US11389992B1 (en) | 2021-10-20 | 2022-07-19 | Olivier Hugo Christopher Dany Vanderbeken | Small footprint pre-treatment plant and decentralized food waste separation and treatment |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB967097A (en) * | 1962-06-20 | 1964-08-19 | Bahco Ab | Improvements in air curtain apparatus used in combination with conventional doors, for example, sliding doors |
US3350994A (en) * | 1965-10-23 | 1967-11-07 | Guibert Raul | Air curtain, ventilating system and air pump therefor |
JPS6233234A (ja) * | 1985-08-07 | 1987-02-13 | Ebara Corp | エア−カ−テン装置付自動扉 |
FR2785370B1 (fr) * | 1998-11-04 | 2000-12-15 | Ensmse | Dispositif et procede de traitement d'air realisant une isolation par rideau d'air |
DE10005964C2 (de) * | 2000-02-09 | 2001-12-13 | Kessler & Luch Gmbh & Co Kg | Vorrichtung zum Verhindern des Eindringens von Zugluft durch eine Öffnung in einem Gebäude |
DE20116803U1 (de) * | 2001-10-17 | 2002-01-17 | Falk Robert | Schiebetüreinrichtung |
-
2002
- 2002-03-04 DE DE20203378U patent/DE20203378U1/de not_active Expired - Lifetime
- 2002-12-06 EP EP02027231A patent/EP1342959B2/de not_active Expired - Lifetime
- 2002-12-06 DE DE50200337T patent/DE50200337D1/de not_active Expired - Lifetime
- 2002-12-06 AT AT02027231T patent/ATE263948T1/de active
Also Published As
Publication number | Publication date |
---|---|
DE20203378U1 (de) | 2002-10-02 |
DE50200337D1 (de) | 2004-05-13 |
EP1342959B2 (de) | 2008-12-17 |
EP1342959A1 (de) | 2003-09-10 |
ATE263948T1 (de) | 2004-04-15 |
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