EP0844030A2 - Etabli à aspiration et son procédé d'exploitation - Google Patents
Etabli à aspiration et son procédé d'exploitation Download PDFInfo
- Publication number
- EP0844030A2 EP0844030A2 EP97120375A EP97120375A EP0844030A2 EP 0844030 A2 EP0844030 A2 EP 0844030A2 EP 97120375 A EP97120375 A EP 97120375A EP 97120375 A EP97120375 A EP 97120375A EP 0844030 A2 EP0844030 A2 EP 0844030A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- devices
- fume cupboard
- operating
- data
- opening
- 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.)
- Granted
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Classifications
-
- 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
- B08B15/02—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
- B08B15/023—Fume cabinets or cupboards, e.g. for laboratories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
- F24F3/163—Clean air work stations, i.e. selected areas within a space which filtered air is passed
Definitions
- the invention relates to a fume cupboard according to the preamble of claim 1. Furthermore, the invention is concerned with an operating method of such a fume cupboard.
- DE 195 17 106 A1 and DE 195 17 106 C2 is a security system for contaminated with dangerous substances Air known for a work area of a fume cupboard.
- a such fume cupboard or safety workbench can be controlled be provided, the one or more different Can take on tasks.
- Control devices can be provided, at least for controlling an optional, adjustable and / or controllable Operating parameters or at least one such component of the Security system are designed.
- a common one Computer with appropriate connection and software equipment be used for the tax tasks.
- use existing programs in a rational manner be on a conventional computer can expire at a corresponding security workplace can be used in many ways:
- the computer could then also perform other tasks, such as Operation of various monitoring devices, e.g. Monitoring sensors, possibly coupled with the detection of Dangerous situations and the corresponding triggering of alarm devices as well as display and protocol devices.
- All settings, monitoring and also work in the work area through a uniform control be regulated or supported on simple and fast Process and evaluate all relevant data can.
- the aim of the present invention is therefore one from the Fume cupboard known in the prior art for safety reasons to improve.
- the invention thus becomes a fume cupboard in terms of device with a work space through at least one engagement opening is accessible from the outside, ventilation for suction of air contaminated with hazardous substances from the work area and a controller for at least one operation of the Fume cupboard created, it is further provided that the engagement opening is closable, and that the control Contains test facilities through which an access authorization a person to the work space and opening the closed engagement opening depending on a determined access authorization can be triggered.
- a possible implementation of the invention can, for example consist of a disk reader and processor devices to provide access authorization to the work space and / or for the operation or maintenance of the safety cabinet to regulate.
- a disk reader and processor devices to provide access authorization to the work space and / or for the operation or maintenance of the safety cabinet to regulate.
- credit card-sized Chip or magnetic stripe cards as suitable Called disk. This can be used, for example person-specific restrictions, such as Pregnancy, account for access authorization as well as others professional association regulations.
- the invention enables professional associations Compliance with regulations as well as personal ones individual restrictions are taken into account.
- the Test facilities also designed depending on at least one of a determined access authorization a variety of operating modes of the fume cupboard.
- Preferred modes of operation are at least one work mode, a service company and / or a cleaning company.
- an opening degree of the engagement opening can be set is.
- the latter can Variant can be provided that a decontamination of the work area can be carried out semi-automatically or fully automatically is what, for example, flushing the work area with Shielding gas can be provided, in particular a neutralization or destruction of the workbench in the fume cupboard contained hazardous substances.
- the fume cupboard can display devices for operator guidance and / or operator information before, during and / or after the operation of the Fume cupboard outside and / or inside the work area be included.
- the display devices are preferably further for entering data, including personal and / or Access authorization data, such as in the form of integrated in keys, including membrane keys Lighting devices or touch-sensitive screens.
- the fume cupboard according to the invention can also advantageously be devices for capturing work inside the work area included, which are designed to remove one Detection of work inside the work space for one predeterminable time, especially depending on one released operating mode, a closing of the engagement opening trigger and preferably the current access authorization to end. This can ensure that after Completion of work within the fume cupboard, its opening does not remain open accidentally.
- closable containers inside the work area Cupboards and / or reservoirs depending on a determined access authorization are accessible. This enables, for example, access to preparation cabinets inside the fume cupboard from its work area only to be made possible by specially authorized persons.
- inside the work space Devices for detecting a position of an object are arranged to depend on trigger an automatic of a position of an object, in particular waste disposal facilities accessible from the inside of the fume cupboard and / or garbage storage and / or disposal facilities and / or specimen and device storage rooms to operate automatically, preferably automatically open and after a definable time without passage of Close material again.
- a fume cupboard according to the present invention to provide monitoring devices at least for detecting at least one operating state a component of the fume cupboard and / or at least information regarding the dangerous substances in the Fume cupboard are designed.
- This configuration can be Advantageously develop in that Alarm devices are provided by the deviations from Normal operation of the fume cupboard depending on the detection results of the monitoring devices acoustically and / or can be displayed optically. This will ensure security for Operating personnel increased.
- the control devices are preferably in particular electronic Control devices. This enables a comprehensive, effective, small and cheap control of the fume cupboard can be achieved.
- control devices for controlling at least one optional one, adjustable and / or controllable operating parameters or at least one such component of the fume cupboard are designed. It is particularly preferred if the control devices for controlling at least one operating parameter or at least one component of the fume cupboard depending of detection results of the monitoring devices are designed.
- the method of operation the monitoring devices and / or the control devices via a control panel in particular via a key control panel, be manually adjustable, preferably the Operation of the monitoring devices and / or the control devices and / or the control panel settings can be displayed by means of display devices.
- protocol devices can advantageously be provided are, through the operating data of the fume cupboard, including the data of access granted and / or detection results, if applicable the monitoring devices can be logged are. This automatically and reliably becomes a business log created, based on the proper operation and malfunctions can be demonstrated.
- data reading and / or data input devices can be provided, by means of which operating parameters and / or operating or application control parameters can be entered.
- Air from the work space can preferably be designed or be controlled so that even when the opening is closed runs, preferably with lower power and particularly preferably with an output of about 20% based on the output when the opening is open. This ensures that during such a so-called standby or Standby operation no deposition of hazardous substances the surfaces inside the work area of the fume cupboard or Safety cabinet can occur, so that there are hazardous substances cannot accumulate excessively on these surfaces.
- a user logs in and is granted approval ventilation by the control, e.g. program controlled, be ramped up to work performance.
- a preferably glare-free lighting can automatically switch on by the control.
- another self-test can be carried out to ensure that the determine normal operating condition. Is once on the ground any fault is not normal, it remains Disc closed. The operator can use display devices about the disruption and possibly even behavioral measures be informed in this case. In addition, with a Fault an alarm is triggered. After completing the The intervention opening, which e.g.
- the ventilation is preferably running for safety reasons a definable time at full power, until it is reduced by the control.
- the invention becomes an operating method for a fume cupboard with a work space that is at least a lockable access opening accessible from the outside is, a ventilation system for extracting hazardous substances contaminated air from the work area and a control created for at least one operation of the fume cupboard.
- An access authorization is provided by means of test facilities a person finds out about the work space and then becomes dependent from a determined access authorization the locked Access opening to the interior of the work space for the operator opened.
- the operating method can be provided by the test equipment at least determined access authorization one of a plurality of operating modes of the fume cupboard, like in particular a working company, a service company and / or a cleaning company can be released.
- a working company like in particular a working company, a service company and / or a cleaning company
- the engagement opening closed remains.
- the access authorization is preferred by entering personal and / or personal identification data by means of input devices received in the test facilities.
- Working with and on a suction or fume cupboard according to the invention can be further increased by the fact that inside of the work space depending on the position of an object triggered an automatic, especially from the inside Waste disposal facilities accessible to the fume cupboard and / or garbage storage and / or disposal facilities and / or preparation and device storage rooms automatically to be actuated, preferably opened automatically and after one predefinable time closed without passage of material will. Touches of possibly dangerous to health Materials contaminated surfaces and / or objects can be avoided.
- monitoring devices at least one operating state of at least one component the fume cupboard and / or at least one piece of information detected in the fume cupboard regarding the dangerous substances and that in particular deviations from normal operation depending on the detection results of the monitoring devices acoustically by means of alarm devices and / or be displayed optically.
- An advantageous development of the operating method for a Deduction workbench also consists in the fact that by means of the control devices, especially electronic control devices, at least one optional, adjustable and / or controllable Operating parameters or at least one such component the fume cupboard is controlled, and preferably at least if necessary an operating parameter or at least one component the fume cupboard depending on the detection results the monitoring devices is controlled.
- the monitoring devices can preferably operate and / or the control devices via a control panel, in particular can be set manually via a button control panel, preferably the mode of operation of the monitoring devices and / or the control devices and / or the settings the control panel is displayed by means of display devices can be.
- an air curtain that closes off the engagement opening is generated and / or filter devices when they are removed are automatically locked from the fume cupboard.
- Another particularly preferred method variant exists in that the ventilation for suction of hazardous substances Contaminated air from the work area even when closed Operation opening is operated, preferably with less Performance and particularly preferably with a performance of about 20% based on the performance when the opening is open.
- Safety or suction workbenches according to the invention can, for example for the production of ready-to-use cytostatics preparations used and especially in hospital pharmacies be used.
- such Safety cabinets meet the requirements of type H according to DIN 12980 and DIN 12950 part 10.
- Cytostatics preparations for use type V1 however, it is only an embodiment.
- General can fulfill safety cabinets according to the invention of personal, product, carry-over and environmental protection be used when dealing with toxic substances is.
- the invention can also be provided be that there is a permanent negative pressure in the work area ensures that the environment does not leak even can be contaminated.
- LAF turbulence Displacement Flow
- the invention is a particular one at the work opening high air inlet speed. By such a heightened Edge suction, the speed and / or volume of the Personal and product protection is guaranteed.
- the separation capacity preferably reaches that used Filters or the effect of neutralizers the required values according to EU14. It is further preferred that these values in particular were significantly exceeded will.
- the automatic closing of filter cartridges or cartridges can be achieved according to the invention, for example that the filter cartridges or cartridges have their own locking mechanisms included before filter removal for a tight encapsulation or similar of the filter used. Possibly. can additionally in a safety cabinet according to the invention a sluice can be included, which is the removal of a filter unit guaranteed without contamination of the environment, etc.
- the lids can also be used e.g. automatically welded to the containers used before the removal can take place.
- One more way for closing film-based or more dimensionally stable Containers are sealing, for example to ensure by gluing. This is particularly so then preferable if welding is due to the system or material is not possible or only with great effort. Hot gluing should be mentioned here as one possibility.
- a data medium which is formed according to the above point of view may be operational data and / or requirements for that Safety workbench entered to work on certain and / or Reliable adjustment of toxins adapted operating parameters and ensure.
- a process control of a partially or fully automatically within the cabin or the work area of the safety workbench cease running activity.
- suction performance, Airflow controls, temperature controls, Lighting controls certain releases within the Workspace of accessible material magazines and much more can be thus reliably ensure error-free for certain applications.
- Another application is in maintenance activities, where e.g. semi or fully automatic processes for example for Filter change especially in connection with self-closing Filter containers started and operated programmatically will.
- Another program-controlled process step during operation the safety cabinet according to the invention relates to this Start extraction and release of access to the work area. This can depend on a particular one Identification information takes place, which is supplied by data carrier becomes. So after determining a certain authorization or authorization level e.g. for certain jobs, first the suction started or on operating performance started up and operated for a specified period of time be allowed before intervening in the work area becomes. The latter is still displayed, for example and allows the viewing window covering the work space to the staff closes automatically so far, e.g. panned or moved, is that an intervention in which and therefore work in the work space is possible. Instead of Another automatic can be used to lift the lens Release of intervention openings take place in order to the operational readiness display.
- the lens can be bent and e.g. quarter-circular side elements to be completed so that optimal viewing conditions from above and from the side.
- This enables ergonomic work.
- the work space can be done from a favorable perspective also look from above and there is a particularly large one Disk area in front, which continues to have good lighting conditions and especially enable daylight conditions.
- work lights be placed inside the work area Upper part of the safety workbench can be provided, the one glare-free illumination of the work area is guaranteed.
- the Glare-free is also due to the curved lens surface supported.
- the lens By designing the lens as a double lens a further advantageous improvement can also be achieved. It is provided that between the two part disks air flow generated by appropriate facilities that emerges at the lower edge of the pane and as it were forming an air curtain. This means that even with a Design in which the visor to enable intervention is raised in the work area, so that between the Lower edge of the lens and the top of the work surface of the working area a slot-shaped engagement opening arises, a good sealing of the work area from the outside Environment can be guaranteed.
- the air flow is preferred stronger between the dividing discs (volume and / or speed), than inside the work space.
- the invention proposes Improvement before.
- automatic devices e.g. can contain a light barrier are who regulate access to a garbage disposal. So that is ensures that the operators have no handling inside the possibly contaminated work area must touch. From This is of particular importance if e.g. the work gloves, most of the times even two above one another when working within of the work space to be worn after completion of the Work must be disposed of. With appropriate precautions can be ensured within the work space that in the field of garbage disposal regularly or controlled one sufficiently low or negligible contamination of the There is air, at least after a certain time. Thereby can now work gloves, e.g. rubber gloves undressed and in the automatically opening and again closing garbage can be thrown.
- the point of view the invention in terms of access control for, for example for the first time, a waste chute allows that work gloves are not removed outside the work area Need to become.
- a component of the security system and / or at least information about the dangerous substances in parts of the security system or the entire security system monitoring devices can be provided.
- the monitoring devices with alarm devices can be coupled by the deviations from normal operation in Dependence on detection results of the monitoring devices can be indicated acoustically and / or optically.
- the monitoring devices can, for example, sensors for a safety window safety lock.
- a safety window safety lock In the case of vertically displaceable viewing panes, e.g. an alarm is triggered as soon as the target position in the sense of a Enlargement of a work opening is left.
- For folding windows can trigger an alarm as soon as the window lock is solved.
- Sensors may also be included to justify an exhaust air alarm be.
- By gradually throttling the suction volume flow e.g. by partially covering the working or insertion opening including preferably suction slots at the front a volume flow can be set at which just doesn't respond to an exhaust air alarm.
- a volume flow can be set at which just doesn't respond to an exhaust air alarm.
- the exhaust air volume flow to be measured in the exhaust air opening not be less than to reach e.g. an average Air speed of 0.4 m / s based on the type-related Cross section of the work opening is required.
- An ambient air alarm can be issued if a medium one Speed of displacement air, measured over the entire working area e.g. at a height of 5 cm above the lower edge a window of a safety cabinet, for example found below 0.32 m / s or above 0.48 m / s becomes.
- network interruption monitoring can also be provided be, the acquisition then via, for example, workbench-independent Devices must be done.
- the monitoring devices can be in different places system of particle counters and air speedometers contain. Those obtained using such sensors System operating information can be used for manual or automatic control of the system. Certain particle limits exceeded and changes of air velocities in different places in the System can control the temperature of the incinerator and / or the performance of the ventilation devices be used.
- the operation of the fume cupboard e.g. in printer logs and / or writer records and / or stored Files is documented. This is done through protocol facilities realized by the detection results of the Monitoring devices and / or operating data of the whole or partial security system can be logged.
- the workbench In order to is particularly the demand for uninterrupted operation the workbench to avoid environmental contamination, Accounted for, since even after some time over which the Workbench or the work space in general not used and therefore was not observed, can be easily determined when and what irregularities or malfunctions occurred.
- a corresponding protocol also enables a complete documentation of the operation of the security system for example in his company log.
- Another embodiment of the invention is that for example, access authorization to the inside of the work area the fume cupboard is only received if two sufficiently authorized by means of the test facilities People were found. This ensures that not an individual working on the workbench alone, so that in the event of a malfunction, through which those with their hands in Person working inside the work area of the fume cupboard is unable to act or react, this does not go unnoticed remains and greater damage to that person, the fume cupboard and the environment appropriately qualified by the second Person can be avoided.
- the work area can be used to facilitate cleaning work the fume cupboard towards the operator Viewing window can be completely folded up or raised.
- the security system can do various things Differentiate user groups and preferably also the corresponding operating modes, especially the work sessions, log, in addition to the operator, system parameters, Working hours, etc. are recorded. Those are preferred Data at a standard interface, e.g. for a computer connection, read out.
- the system parameters can also also displayed in plain text on a dialog / monitoring monitor will. This allows operators to be constantly on the Be informed of system values. additional optical and acoustic Alarm signals further increase work safety.
- the invention can be used in workbenches with exhaust air mode or recirculation mode and all types of filters and neutralizers be applied.
- the extraction or suction workbench shown in section in FIG. 1 1 contains a work space 2, from which air by means of a Ventilation 3 is suctioned off.
- a work space 2 from which air by means of a Ventilation 3 is suctioned off.
- an engagement opening 4 is provided which between a lens 5 by its method in a raised Position opposite a work surface 6 of the work space 2 and this work surface 6 is formed.
- the intervention opening 4 is normally closed.
- the suction workbench 1 also has testing devices 7, such as a magnetic card reader 8 shown, in the by an operator your personal magnetic card or magnetic stripe card 9 must be inserted before access to the work area 2 can get.
- the data recorded by the test devices 7 from the magnetic card 9 lead to their maintenance by their verification the lock of the lens 5 in its closed Position so that no engagement opening 4 is formed or a release for a specific operating mode or several specific operating modes of the fume cupboard 1 and for a controlled opening of the engagement opening 4 by appropriate adjustment of the lens 5. Maintenance the lock of the lens 5 or the opening the engagement opening 4 is realized via a control 10, depending on the test result of the test facilities 7 responds.
- the test devices 7 can be in the controller 10 integrated or external to the latter and coupled with it be.
- the ventilation 3 which may include one or more fans from which Control 10 is ramped up to full power. Farther is used by the controller 10 for safe work in the work area 2 the fume cupboard or safety workbench 1 lighting 12 switched on. Only when all operating conditions and parameters have reached their normal operating values the controller 10 the engagement opening 4th
- the user Since the fume cupboard or safety workbench 1 with an access control equipped, the user first by a magnetic stripe card 9 with the personal Identify PIN or personal identification number. If the user fulfills the access requirements, the system is activated. Ie: The fan or in general the Ventilation 3 is ramped up to its full capacity The light is switched on and opens after a warm-up period disc 5 automatically. Now the technician start working.
- the polluted air is emitted by a radial fan vacuumed the work area 2. It becomes a special catalyst 13 supplied, the the gaseous impurities of the Air burns catalytically with an efficiency of 97%.
- Workbench 1 is suitable for working with dangerous ones Fabrics also for storing such fabrics, since the Disk 5 can be completely closed.
- the ventilation 3 is running in warehouse operation at a lower power level. Both in Working as well as in warehouse operation, work space 2 is complete vacuum-washed, which ensures that the none Air can get inside out.
- the safety regulations e.g. EC safety data sheet, number 7, Instructions for safe handling, according to which handling MMA only in well-ventilated rooms).
- the fume cupboard 1 also contains suitable ones Facilities for checking and documenting which people about how to deal with the respective health-endangering people Substances are authorized and who worked with these substances Has.
- the fume cupboard or suction workbench is preferred 1 a closed work space with a vacuum 2, in which substances harmful to health can be processed. Vapors cannot escape as there is always air through the Work or intervention opening 4 sucked and the polluted Air e.g. is converted into a catalyst 13. This will provide technicians and other operators Diseases protected and the relevant safety regulations are adhered to. Basically this is one Fume cupboard also for storing the treated or processed fabrics very suitable. Light-curing plastics e.g. can also be cured here if a UV lamp is integrated.
- the fume cupboard is not, however, specified on the Areas of application limited, but can be used anywhere there Advantage to be used where hazardous substances are handled, must be worked or processed.
- the electronics or software of the control is preferred Fail-safe at first, i.e. that in the event of a complete failure of the Electronics and / or software continue to improve user safety is guaranteed.
- a software failure for example one that cannot be acknowledged and one that can be acknowledged acoustic alarm can be triggered.
- a Ventilation malfunction e.g. power failure, fan failure, etc.
- the control contains, preferably in Form an electronics, a reader, so that the fume cupboard only by authorized persons with access authorization can be used. This is an access (also accidentally) to contaminated areas or parts excluded.
- the access control preferably differentiates at least between Users, cleaning personnel, service personnel and system administrators, the latter, for example, instead of the Test equipment for access control or other workbench integrated Input devices via a particularly standard PC interface to the controller, the documentation etc. can access.
- the fan system should be in standby mode run especially at reduced power, so a constant air circulation and flow through filters guaranteed is. This fact ensures a very short one Preparation time before starting work on a suction or Safety workbench according to the invention.
- the access authorization can be the name, possibly personnel number and the social security number, as well as the eligibility group of the owner included, so that a flawless Assignment to a person is possible. This can also personal protection needs (such as pregnancy) are taken into account will.
- the data can be accessed via a suitable Interface e.g. can be read out by PC.
- a suitable Interface e.g. can be read out by PC.
- Data that are older than a year are automatically updated with new data overwritten, possibly before or on Request a printout or a backup copy as a protocol or operating book can be created. Reading the data can, for example, every six months as part of a maintenance be performed.
- the performance of the fan system should preferably be regulated that a low-turbulence displacement flow e.g. according to DIN 12980 / 09.96 is guaranteed at all times. With time increasing pressure difference of the filters should be compensated. Standby operation of the fan system is advantageous.
- a garbage disposal system with automatic sealing in plastic film in connection with the work area of the fume cupboard can be provided.
- the waste disposal system is preferably such that in contrast to conventional systems, the air volume, that is in the film, reduced as much as possible. It is important to ensure that the plastic film escaping air cannot leave the work area.
- the Garbage disposal system is to be designed so that it is also already installed fume cupboards with the least effort can be retrofitted.
- Extraction workbenches according to the invention can be of various widths are offered, which is why a modular structure of the housing is to be preferred.
- a possible standard width is e.g. 120 cm (working surface).
- the side windows can be constructed so that various Special accessories (such as gas connections, cable bushings, Garbage disposal etc.) can be integrated.
- the side windows should therefore be exchanged with the least effort to let.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
- Earth Drilling (AREA)
- Glass Compositions (AREA)
- Supports For Pipes And Cables (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29620101U | 1996-11-20 | ||
DE29620101 | 1996-11-20 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0844030A2 true EP0844030A2 (fr) | 1998-05-27 |
EP0844030A3 EP0844030A3 (fr) | 1999-05-12 |
EP0844030B1 EP0844030B1 (fr) | 2003-08-06 |
Family
ID=8032151
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97120375A Expired - Lifetime EP0844030B1 (fr) | 1996-11-20 | 1997-11-20 | Etabli à aspiration et son procédé d'exploitation |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0844030B1 (fr) |
AT (1) | ATE246556T1 (fr) |
DE (1) | DE59710538D1 (fr) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1356873A2 (fr) * | 2002-04-22 | 2003-10-29 | KENDRO Laboratory Products GmbH | Etabli de sécurité avec système de surveillance de sécurité |
DE10217100A1 (de) * | 2002-04-17 | 2003-11-13 | Kendro Lab Prod Gmbh | Fernbedienbare Sicherheitswerkbank |
EP1609541A3 (fr) * | 2004-06-24 | 2008-05-21 | Thermo Electron LED GmbH | Établi de sécurité |
WO2011006843A1 (fr) | 2009-07-14 | 2011-01-20 | Alfred Kärcher Gmbh & Co. Kg | Dispositif de nettoyage et procédé de contrôle de l'accès à un dispositif de nettoyage |
WO2013050175A1 (fr) | 2011-10-06 | 2013-04-11 | Thermo Electron Led Gmbh | Hotte de laboratoire et en particulier poste de sécurité microbiologique comprenant un éclairage à diodes électroluminescentes |
US8957758B2 (en) | 2010-07-26 | 2015-02-17 | Alfred Kärcher Gmbh & Co. Kg | Cleaning appliance |
US9016291B2 (en) | 2008-02-06 | 2015-04-28 | Alfred Kaercher Gmbh & Co. Kg | System for storing and dispensing liquid cleaning additive for a high-pressure cleaning appliance |
US9220388B2 (en) | 2010-10-12 | 2015-12-29 | Alfred Kaercher Gmbh & Co. Kg | Method for operating a cleaning appliance and cleaning appliance for implementing the method |
US9367044B2 (en) | 2010-07-26 | 2016-06-14 | Alfred Kärcher Gmbh & Co. Kg | Cleaning appliance in which access is granted based on an authorization carrier and authorization profile |
WO2021151762A1 (fr) * | 2020-01-29 | 2021-08-05 | Michael Keil | Établi écoénergétique, en particulier établi ultra-propre, et procédé de fonctionnement d'un établi de ce type |
WO2022017607A1 (fr) * | 2020-07-23 | 2022-01-27 | Georg Silvano | Agencement de table |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19609246A1 (de) * | 1996-03-09 | 1996-10-10 | Avermann Maschinenfabrik Gmbh | Dosiereinrichtung |
DE19517106A1 (de) * | 1995-05-10 | 1996-11-14 | Doerfert Hans Joachim | Sicherheitssystem für mit gefährlichen Stoffen kontaminierte Luft für einen Aufenthalts- und/oder Arbeitsraum für Menschen |
-
1997
- 1997-11-20 DE DE59710538T patent/DE59710538D1/de not_active Expired - Fee Related
- 1997-11-20 AT AT97120375T patent/ATE246556T1/de not_active IP Right Cessation
- 1997-11-20 EP EP97120375A patent/EP0844030B1/fr not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19517106A1 (de) * | 1995-05-10 | 1996-11-14 | Doerfert Hans Joachim | Sicherheitssystem für mit gefährlichen Stoffen kontaminierte Luft für einen Aufenthalts- und/oder Arbeitsraum für Menschen |
DE19609246A1 (de) * | 1996-03-09 | 1996-10-10 | Avermann Maschinenfabrik Gmbh | Dosiereinrichtung |
Cited By (16)
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DE10217100A1 (de) * | 2002-04-17 | 2003-11-13 | Kendro Lab Prod Gmbh | Fernbedienbare Sicherheitswerkbank |
DE10217100B4 (de) * | 2002-04-17 | 2007-07-19 | Thermo Electron Led Gmbh | Fernbedienbare Sicherheitswerkbank |
EP1356873A2 (fr) * | 2002-04-22 | 2003-10-29 | KENDRO Laboratory Products GmbH | Etabli de sécurité avec système de surveillance de sécurité |
EP1356873A3 (fr) * | 2002-04-22 | 2006-04-12 | Kendro Laboratory Products GmbH | Etabli de sécurité avec système de surveillance de sécurité |
EP1609541A3 (fr) * | 2004-06-24 | 2008-05-21 | Thermo Electron LED GmbH | Établi de sécurité |
US9016291B2 (en) | 2008-02-06 | 2015-04-28 | Alfred Kaercher Gmbh & Co. Kg | System for storing and dispensing liquid cleaning additive for a high-pressure cleaning appliance |
US8823487B2 (en) | 2009-07-14 | 2014-09-02 | Alfred Kaercher Gmbh & Co. Kg | Cleaning apparatus and method for controlling access to a cleaning apparatus |
RU2532947C2 (ru) * | 2009-07-14 | 2014-11-20 | Альфред Кэрхер Гмбх & Ко. Кг | Уборочный аппарат, а также способ контроля доступа к уборочному аппарату |
WO2011006843A1 (fr) | 2009-07-14 | 2011-01-20 | Alfred Kärcher Gmbh & Co. Kg | Dispositif de nettoyage et procédé de contrôle de l'accès à un dispositif de nettoyage |
US8957758B2 (en) | 2010-07-26 | 2015-02-17 | Alfred Kärcher Gmbh & Co. Kg | Cleaning appliance |
US9367044B2 (en) | 2010-07-26 | 2016-06-14 | Alfred Kärcher Gmbh & Co. Kg | Cleaning appliance in which access is granted based on an authorization carrier and authorization profile |
US9220388B2 (en) | 2010-10-12 | 2015-12-29 | Alfred Kaercher Gmbh & Co. Kg | Method for operating a cleaning appliance and cleaning appliance for implementing the method |
DE102011114993A1 (de) * | 2011-10-06 | 2013-04-11 | Thermo Electron Led Gmbh | Laborabzug und insbesondere Sicherheitswerkbank mit LED-Beleuchtung |
WO2013050175A1 (fr) | 2011-10-06 | 2013-04-11 | Thermo Electron Led Gmbh | Hotte de laboratoire et en particulier poste de sécurité microbiologique comprenant un éclairage à diodes électroluminescentes |
WO2021151762A1 (fr) * | 2020-01-29 | 2021-08-05 | Michael Keil | Établi écoénergétique, en particulier établi ultra-propre, et procédé de fonctionnement d'un établi de ce type |
WO2022017607A1 (fr) * | 2020-07-23 | 2022-01-27 | Georg Silvano | Agencement de table |
Also Published As
Publication number | Publication date |
---|---|
EP0844030A3 (fr) | 1999-05-12 |
ATE246556T1 (de) | 2003-08-15 |
EP0844030B1 (fr) | 2003-08-06 |
DE59710538D1 (de) | 2003-09-11 |
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