DE19627595A1 - filter - Google Patents
filterInfo
- Publication number
- DE19627595A1 DE19627595A1 DE19627595A DE19627595A DE19627595A1 DE 19627595 A1 DE19627595 A1 DE 19627595A1 DE 19627595 A DE19627595 A DE 19627595A DE 19627595 A DE19627595 A DE 19627595A DE 19627595 A1 DE19627595 A1 DE 19627595A1
- Authority
- DE
- Germany
- Prior art keywords
- filter
- information
- memory
- sequence
- memory device
- 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.)
- Withdrawn
Links
- 238000012544 monitoring process Methods 0.000 claims description 6
- 230000003068 static effect Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 206010010774 Constipation Diseases 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 101150049168 Nisch gene Proteins 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- -1 antibodies Proteins 0.000 description 1
- 239000000427 antigen Substances 0.000 description 1
- 102000036639 antigens Human genes 0.000 description 1
- 108091007433 antigens Proteins 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000011022 operating instruction Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
- B01D35/143—Filter condition indicators
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/50—General characteristics of the apparatus with microprocessors or computers
- A61M2205/52—General characteristics of the apparatus with microprocessors or computers with memories providing a history of measured variating parameters of apparatus or patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/60—General characteristics of the apparatus with identification means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/70—General characteristics of the apparatus with testing or calibration facilities
- A61M2205/707—Testing of filters for clogging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/52—Filter identification means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/54—Computerised or programmable systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/56—Wireless systems for monitoring the filter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/58—Power supply means for regenerating the filter
Abstract
Description
Die Erfindung betrifft ein Filter.The invention relates to a filter.
Filter werden in der Mehrzahl der Fälle für spezifische An wendungen ausgelegt. So gibt es zum Beispiel Filter, die zum Gebrauch in speziellen medizinischen Anwendungen bestimmt sind, wie z. B. Blutfilter oder Wärme- und Feuchtigkeits- Austauschfilter, und es gibt Filter, die für spezifische in dustrielle Anwendungen konstruiert sind, wie z. B. zur Fil trierung von Schmiermitteln oder zur Filtrierung von Geträn ken. In allen Fällen ist es wichtig, daß für eine spezielle Anwendung das richtige Filter benutzt wird. In einigen Fällen können Filter, die eine sehr ähnliche Ausgestaltung aufwei sen, aber unterschiedliche Eigenschaften haben, Seite an Sei te benutzt werden. Obwohl die Filter in Verpackungen mit den die Eigenschaften der jeweiligen Filter betreffenden Angaben verpackt sein können, kann es, wenn die Filter einmal ausge packt sind, schwierig sein festzustellen, ob ein Filter be nutzt wird, das für die gewünschte Anwendung geeignet ist.Filters are used for specific types in the majority of cases designed. For example, there are filters for Intended for use in special medical applications are, such as B. blood filter or heat and moisture Replacement filter, and there are filters that are specific for in industrial applications are constructed such as B. Fil lubricants or to filter beverages ken. In all cases it is important that for a special The correct filter is used. In some cases can filters that have a very similar design sen, but have different properties, side by side te can be used. Although the filters in packaging with the information relating to the properties of the respective filters can be packed, if the filter is out once packed, be difficult to determine if a filter be is used that is suitable for the desired application.
Es ist bereits vorgeschlagen worden, Filtereinheiten bereit zustellen, die eine Filterpatrone innerhalb eines Gehäuses umfassen, bei denen das Gehäuse einen Sensor aufweist, der die Arbeitsweise des Filters überwacht. So wird z. B. in der US-A-4,626,344 ein Gehäuse beschrieben, das einen Sensor trägt, um festzustellen, wenn nur noch eine beschränkte Menge an Maschinenöl vorhanden und ein Auswechseln erforderlich ist. Die US-A-4,006,083 offenbart einen Schalter in dem Ge häuse zur Feststellung, wenn die Filterpatrone verstopft ist. Die US-A-4,578,186 beschreibt einen druckempfindlichen Schal ter in einer Filtereingangsöffnung des Gehäuses, um eine Druckerhöhung festzustellen. Die GB-A-983750 offenbart ein Kraftstoffeinspritzsystem, das eine Filterpatrone und einen Schalter in einem Eingangsdurchgang des Gehäuses umfaßt, um eine Verstopfung zu erfassen. Die US-A-5,061,364 offenbart ein Teil, das eine Filterpatrone umgibt und ein alternieren des elektromagnetisches Feld quer über der Filterpatrone er zeugt. Ein Wirbelstromdetektor erfaßt Veränderungen des Fel des, die durch Teilchen auf der Filterpatrone verursacht wer den. Die US-A-3,936,284 offenbart auf dem Gehäuse befestigte Anzeigegeräte, um Veränderungen des Druckes in Einlaß- und Auslaßkammern des Gehäuses zu überwachen. Die US-A-5,192,424 offenbart eine Filterpatrone, die einen Anhänger mit einer Kennungsmarke trägt.It has already been proposed to have filter units ready to deliver a filter cartridge within a housing comprise, in which the housing has a sensor which monitors the operation of the filter. So z. B. in the US-A-4,626,344 describes a housing containing a sensor contributes to determine if only a limited amount machine oil is present and must be replaced is. US-A-4,006,083 discloses a switch in the Ge housing to determine if the filter cartridge is clogged. US-A-4,578,186 describes a pressure sensitive scarf ter in a filter inlet opening of the housing to a Determine pressure increase. GB-A-983750 discloses a Fuel injection system that includes a filter cartridge and one Switch included in an input passage of the housing detect constipation. US-A-5,061,364 discloses a part that surrounds a filter cartridge and an alternate of the electromagnetic field across the filter cartridge testifies. An eddy current detector detects changes in the field that caused by particles on the filter cartridge the. US-A-3,936,284 discloses mounted on the housing Indicators to detect changes in inlet and pressure Monitor outlet chambers of the housing. US-A-5,192,424 discloses a filter cartridge that has a trailer with a Identity mark carries.
Aufgabe der vorliegenden Erfindung ist es, ein Filter derart auszugestalten, daß während seines Gebrauches festgestellt werden kann, ob es für die gewünschte Anwendung geeignet ist. Diese Aufgabe wird erfindungsgemäß dadurch gelöst, daß ein Filter bereitgestellt wird mit einer Filterpatrone, die eine Speichereinrichtung umfaßt, welche eine Folge von elektro nisch lesbarer Information enthält.The object of the present invention is to provide a filter of this type design that found during its use can determine whether it is suitable for the desired application. This object is achieved in that a Filter is provided with a filter cartridge that has a Includes memory device, which is a sequence of electro nisch readable information contains.
Ein Gesichtspunkt der vorliegenden Erfindung ist darin zu se hen, daß die Folge von Information Angaben darstellen kann, die die Eigenschaften des Filters betreffen, so daß elektro nisch festgestellt werden kann, ob z. B. das richtige Filter für eine spezielle Anwendung verwendet wird.One aspect of the present invention is therein hen that the sequence of information can represent information, that affect the properties of the filter, so that electro nich can be determined whether z. B. the right filter is used for a special application.
Hinzu kommt, daß Filter so konstruiert sind, daß sie in spe ziellen Umgebungen arbeiten können, und sie sind so ausge legt, daß sie nicht eine unbegrenzte Zeit halten. Wenn sich die Umgebung ändert oder das Filter einen Zustand erreicht, in dem es nicht länger wirksam ist, muß das Filter entfernt und ersetzt werden. Im allgemeinen wird dies durch Überwa chung der Betriebsbedingungen des Filters festgestellt sowie dadurch, daß man auf den am Filter erfolgenden Druckabfall achtet. Dies kann jedoch nur einen ungefähren Anhaltspunkt über die Betriebsbedingungen des Filters geben.In addition, filters are designed so that they are in spe can work in their surroundings and they are so great that they don't last indefinitely. If the environment changes or the filter reaches a state in which it is no longer effective, the filter must be removed and be replaced. In general, this is monitored the operating conditions of the filter and by looking at the pressure drop across the filter respect. However, this is only an approximate guide give about the operating conditions of the filter.
Vorzugsweise ist deshalb die Speichereinrichtung mit einer Eingabeeinrichtung verbunden, die dem Speicher eine Folge von Information zuführt, die vom Speicher elektronisch gelesen werden kann.The storage device is therefore preferably equipped with a Input device connected to the memory a sequence of Feeds information that is read electronically from memory can be.
Die Eingabeeinrichtung kann feststellen, wenn z. B. das Filter in einem Temperaturbereich arbeitet, für den es nicht ausge legt ist und/oder kann feststellen, wenn das Filter allmäh lich verstopft wird. Das Lesen der Information im Speicher kann es deshalb ermöglichen, das Filter zu einem geeigneten Zeitpunkt auszuwechseln.The input device can determine if, for. B. the filter works in a temperature range for which it is not working attaches and / or can determine if the filter is gradual is clogged. Reading the information in memory can therefore allow the filter to be suitable Change time.
Nachfolgend wird beispielhaft unter Bezugnahme auf die bei liegende Zeichnung eine Ausführungsform der Erfindung näher beschrieben. Es zeigen:The following is an example with reference to the at lying drawing an embodiment of the invention closer described. Show it:
Fig. 1 einen Querschnitt einer Filterpatrone; Fig. 1 a cross section of a filter cartridge;
Fig. 2 eine schematische Ansicht einer ersten Spei chereinrichtung zum Gebrauch mit der Patrone aus Fig. 1 und Fig. 2 is a schematic view of a first Spei chereinrichtung for use with the cartridge of Fig. 1 and
Fig. 3 eine schematische Ansicht einer zweiten Spei chereinrichtung zum Gebrauch mit der Patrone aus Fig. 1. Fig. 3 is a schematic view of a second Spe I chereinrichtung for use with the cartridge in FIG. 1.
Wie aus Fig. 1 ersichtlich ist, umfaßt die Filterpatrone ein Filtermedium 10 aus einem Polymermaterial und ist mit zwei Endkappen 11 versehen. Jede Endkappe 11 ist aus einem Kunst stoffmaterial ausgebildet. Jede Endkappe 11 nimmt jeweils ein Ende des Polymer-Filtermediums 10 auf. Die Endkappen 11 er möglichen es, die Filterpatrone in einem Gehäuse (nicht dar gestellt) zu befestigen.As can be seen from Fig. 1, the filter cartridge comprises a filter medium 10 made of a polymer material and is provided with two end caps 11 . Each end cap 11 is formed from a plastic material. Each end cap 11 receives one end of the polymer filter medium 10 . The end caps 11 make it possible to attach the filter cartridge in a housing (not shown).
Eine Endkappe 11 nimmt eine Speichereinrichtung 12 auf, die eine Folge elektronisch lesbarer Information enthält.An end cap 11 receives a storage device 12 which contains a sequence of electronically readable information.
Bei einer Ausführungsform, dargestellt in Fig. 2, ist der Speicher 12 als elektronischer Festwertspeicher ausgestaltet, der Angaben enthält, die die Eigenschaften des Filters be treffen. Dies könnten die körperlichen Abmessungen des Fil ters sein und/oder seine Betriebsdaten und/oder andere Anga ben, wie z. B. ein Geschäftszeichen, nähere Einzelheiten be züglich seiner Fertigung, Grenzwerte der Betriebstemperatur, Sicherheitsangaben oder Betriebshinweise. Der Speicher ist mit einem Sender oder Antwortsender (Transponder) 13 verbun den, der diese Informationsfolge an ein geeignetes Lesegerät überträgt nach Empfang eines Abfragesignals vom Lesegerät.In one embodiment, shown in Fig. 2, the memory 12 is designed as an electronic read-only memory, which contains information relating to the properties of the filter. This could be the physical dimensions of the filter and / or its operating data and / or other information such as e.g. B. a business sign, further details regarding its manufacture, operating temperature limits, safety information or operating instructions. The memory is connected to a transmitter or responder (transponder) 13 which transmits this information sequence to a suitable reading device after receiving an interrogation signal from the reading device.
Alternativ kann der Speicher 12 mit einer Ausgabeeinrichtung verbunden sein, um eine körperliche elektrische Verbindung zwischen dem Lesegerät und dem Speicher zu ermöglichen. Die Verbindung kann als dauerhafte Drahtverbindung ausgestaltet sein. Alternativ könnte der Speicher mit einer Abdeckung ver sehen sein, die entfernt werden kann, um eine elektrische Verbindung zwischen dem Lesegerät und dem Speicher zu ermög lichen. Eine weitere Möglichkeit besteht darin, die Abdeckung für ein passendes Anschlußelement durchdringbar auszugestal ten, um eine elektrische Verbindung zwischen dem Anschlußele ment und dem Speicher zu ermöglichen.Alternatively, the memory 12 can be connected to an output device in order to enable a physical electrical connection between the reading device and the memory. The connection can be designed as a permanent wire connection. Alternatively, the memory could be provided with a cover that can be removed to enable an electrical connection between the reader and the memory. Another possibility is to design the cover for a suitable connection element so as to be penetrable in order to enable an electrical connection between the connection element and the memory.
Bei einer alternativen Anordnung, die in Fig. 3 dargestellt ist, ist der Speicher 12 mit einer Eingabeeinrichtung in Form einer elektrischen Überwachungseinheit 14 verbunden, um dem Speicher 12 eine Folge elektronischer Information zuzuführen, die vom Speicher elektronisch gelesen werden kann. Zum Bei spiel könnte die elektrische Überwachungseinheit 14 eine Ver stopfung des Filterelements 10 erfassen, oder es könnte die Temperatur oder den Druck oder irgendeinen anderen gewünsch ten veränderlichen Parameter Überwachen, der sich auf das Filter bezieht.In an alternative arrangement, which is shown in FIG. 3, the memory 12 is connected to an input device in the form of an electrical monitoring unit 14 in order to supply the memory 12 with a sequence of electronic information which can be read electronically from the memory. For example, the electrical monitoring unit 14 could detect clogging of the filter element 10 , or it could monitor the temperature or pressure or any other desired variable parameter related to the filter.
Eine weitere Möglichkeit besteht in der Einbeziehung eines elektrischen Sensors, der spezielle Biochemikalien erfaßt, wie z. B. Enzyme, Proteine, Antikörper, Antigene, Bakterien, Viren, und eine Folge elektrischer Information erzeugt, die sich auf die Biochemikalien bezieht. Diese Information kann verwendet werden, um das Vorliegen einer bestimmten Biochemi kalie oder bestimmter Biochemikalien festzustellen und/oder als Unversehrtheitsmessung und/oder zur Steuerung der Flüs sigkeitszuführung zum Filter oder zum Steuern der vom Filter abfließenden Flüssigkeit. Der elektronische Speicher 12 könn te eine Folge elektrischer Information von solch einer Über wachungseinheit 14 oder einem Sensor einfach empfangen, oder er könnte diese Information empfangen und unveränderliche, das Filter 10 betreffende Angaben der voranstehend unter Be zugnahme auf Fig. 1 beschriebenen Art miteinbeziehen. Eine weitere Möglichkeit besteht in der Einbeziehung eines elek tronischen Computers 17 zum Verarbeiten elektronischer Daten von der Überwachungseinheit 14 und Speichern der Ausgabedaten im Speicher 12. Another possibility is the inclusion of an electrical sensor that detects special biochemicals, such as. B. Enzymes, proteins, antibodies, antigens, bacteria, viruses, and a sequence of electrical information related to the biochemicals. This information can be used to determine the presence of a certain biochemical or certain biochemicals and / or as an integrity measurement and / or to control the liquid supply to the filter or to control the liquid flowing out of the filter. The electronic memory 12 could simply receive a sequence of electrical information from such a monitoring unit 14 or a sensor, or it could receive this information and include unchangeable information relating to the filter 10 of the type described above with reference to FIG. 1. Another possibility is to include an electronic computer 17 for processing electronic data from the monitoring unit 14 and storing the output data in the memory 12 .
Diese Information kann durch einen elektrischen Sender 13 ausgegeben werden, wie voranstehend beschrieben, oder durch eine elektrische Ausgabeeinrichtung 15, die körperlich mit einer Eingabeeinrichtung 16 eines Lesegeräts in irgendeiner der voranstehend unter Bezugnahme auf Fig. 2 beschriebenen Art und Weisen in Eingriff steht.This information may be output by an electrical transmitter 13 , as described above, or by an electrical output device 15 , which is physically engaged with an input device 16 of a reader in any of the ways described above with reference to FIG. 2.
Der Speicher 12 könnte programmiert werden, um ein elektroni sches Warnsignal zu senden, wenn ein speziell erfaßter Para meter einen vorbestimmten Grenzwert überschreitet.The memory 12 could be programmed to send an electronic warning signal when a specially sensed parameter exceeds a predetermined limit.
In jeder der voranstehend unter Bezugnahme auf die Zeichnung beschriebenen Ausführungsformen können der Speicher 12 und seine mit ihm verbundenen Teile (gegebenenfalls einschließ lich des Computers 17) auf einem einzelnen elektronischen Chip ausgebildet sein. Alternativ könnte der Speicher 12 fernbetätigt beschrieben werden von fernliegenden Sensoren oder von einer von Hand betätigten Eingabeeinrichtung. Eine von Hand betätigte Eingabeeinrichtung könnte z. B. verwendet werden, um dem Speicher 12 ein elektronisches Signal einzuge ben, das der Anzahl der Zyklen entspricht, die mit dem Filter 10 durchgeführt wurden. Der Speicher 12 kann mit seiner eige nen Stromquelle, wie z. B. einer Batterie, verbunden sein.In each of the embodiments described above with reference to the drawing, the memory 12 and its associated parts (optionally including the computer 17 ) may be formed on a single electronic chip. Alternatively, the memory 12 could be written remotely by remote sensors or by a manually operated input device. A manually operated input device could e.g. B. be used to enter the memory 12 an electronic signal ben, which corresponds to the number of cycles that have been performed with the filter 10 . The memory 12 can with its own NEN power source, such as. B. a battery.
Im allgemeinen wird die Information natürlich in binärer Form als eine Folge von Informationsbits gespeichert werden. Vor zugsweise werden dies mehr als 100 Informationsbits sein, und besonders bevorzugt mehr als 1000 Informationsbits.In general, of course, the information is in binary form are stored as a sequence of information bits. Before preferably this will be more than 100 bits of information, and particularly preferably more than 1000 information bits.
Jede der voranstehend beschriebenen Speichereinrichtungen könnte mit anderen Filterpatronen als der in Fig. 1 darge stellten Patrone verwendet werden, wobei das Filtermedium und die Endkappen aus jedem geeigneten Werkstoff ausgebildet sein könnten. Außerdem könnte die Speichereinrichtung in einem an deren Teil der Patrone als der Endkappe 11 eingebaut sein. Sie könnte in das Filtermedium eingebaut sein. Die Endausgabe muß nicht elektronisch erfolgen; die elektronisch lesbare In formation könnte in Sprache umgewandelt werden.Each of the storage devices described above could be used with filter cartridges other than the cartridge shown in FIG. 1, the filter media and end caps being made of any suitable material. In addition, the storage device could be installed in another part of the cartridge as the end cap 11 . It could be built into the filter medium. Final output does not have to be electronic; the electronically readable information could be converted into speech.
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9514089.3A GB9514089D0 (en) | 1995-07-11 | 1995-07-11 | Filters |
GBGB9516893.6A GB9516893D0 (en) | 1995-08-17 | 1995-08-17 | Filters |
Publications (1)
Publication Number | Publication Date |
---|---|
DE19627595A1 true DE19627595A1 (en) | 1997-01-16 |
Family
ID=26307366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19627595A Withdrawn DE19627595A1 (en) | 1995-07-11 | 1996-07-09 | filter |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPH0924209A (en) |
CA (1) | CA2180488A1 (en) |
DE (1) | DE19627595A1 (en) |
FR (1) | FR2736560A1 (en) |
GB (1) | GB2303082A (en) |
Cited By (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001052185A2 (en) * | 2000-01-10 | 2001-07-19 | Filterwerk Mann + Hummel Gmbh | Method and device for monitoring service-intensive consumable parts in a unit |
FR2823136A1 (en) * | 2001-04-05 | 2002-10-11 | Fleetguard Inc | REPLACEABLE CARTRIDGE FILTER HAVING DATA TRANSMISSION PROPERTY |
DE10151271A1 (en) * | 2001-10-17 | 2003-05-08 | Sartorius Gmbh | Device, method and computer program product for performing integrity of filter elements |
WO2003037483A1 (en) * | 2001-10-17 | 2003-05-08 | Sartorius Ag | Device and method for monitoring the integrity of filtering installations |
DE10151270A1 (en) * | 2001-10-17 | 2003-05-08 | Sartorius Gmbh | System for monitoring integrity of filter element used in sterile filtration processes comprises filter element with integrated storage element, filtering device into which filter element is inserted, and control unit |
WO2003045529A1 (en) * | 2001-11-27 | 2003-06-05 | Sartorius Ag | Device method and computer programme product for a carrying out a process for the filtration of fluids |
WO2003076342A1 (en) | 2002-03-08 | 2003-09-18 | Otv Sa | Water filter and treatment system and component |
EP1394711A1 (en) * | 2001-06-08 | 2004-03-03 | Mitsubishi Heavy Industries, Ltd. | Filter control method, and filter controlled by the method |
NL1023037C2 (en) * | 2003-03-28 | 2004-09-30 | Parker Filtration B V | System comprising a filter with a replaceable filter element, filter element for use in such a system and method for determining a technical condition of such a replaceable filter element. |
WO2006050934A1 (en) * | 2004-11-10 | 2006-05-18 | Hydac Filtertechnik Gmbh | Filter element and associated data transmission device |
EP1693560A2 (en) * | 2005-02-15 | 2006-08-23 | Mann+Hummel Gmbh | Device for monitoring wearing parts |
WO2006136409A1 (en) * | 2005-06-22 | 2006-12-28 | Aquis Wasser-Luft-Systeme Gmbh, Lindau Zweigniederlassung Rebstein | Filter cartridge |
EP1763395A2 (en) * | 2004-03-05 | 2007-03-21 | Hydranautics | Filtration devices with embedded radio frequency identification (rfid) tags |
FR2898964A1 (en) * | 2006-03-27 | 2007-09-28 | Philippe Bianic | Interchangeable gas/air filter`s usage time and parameter monitoring device for e.g. hood, has radio frequency transmitter/receivers integrated to clean chamber, and electronic card registering dates for changing/replacing filter |
EP1844838A2 (en) * | 2006-04-12 | 2007-10-17 | Millipore Corporation | Filter with memory, communication and temperature sensor |
WO2007132170A1 (en) * | 2006-05-12 | 2007-11-22 | Otv Sa | Water treatment system and component including data transfer |
US7584061B2 (en) | 2006-03-13 | 2009-09-01 | Hydranautics | Device for measuring permeate flow and permeate conductivity of individual reverse osmosis membrane elements |
EP2228116A1 (en) * | 2009-03-05 | 2010-09-15 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | System comprising an air preparation assembly allocated to a commercial vehicle and an air filter cartridge |
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GB2323310B (en) * | 1997-03-20 | 2001-04-18 | Pall Corp | Filter life measurement |
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US4685066A (en) * | 1984-12-18 | 1987-08-04 | Caterpillar Inc. | Contamination monitor and method |
US5192424A (en) * | 1991-12-05 | 1993-03-09 | Isp Investments Inc. | Filter identification device |
NL9300554A (en) * | 1993-03-29 | 1994-10-17 | Doctro A V V | Assembly of filter device and a replaceable filter; as well as filter device and filter for use therein. |
GB2299031A (en) * | 1995-03-21 | 1996-09-25 | Pall Corp | Filter elements |
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1996
- 1996-07-04 CA CA002180488A patent/CA2180488A1/en not_active Abandoned
- 1996-07-09 DE DE19627595A patent/DE19627595A1/en not_active Withdrawn
- 1996-07-09 GB GB9614405A patent/GB2303082A/en not_active Withdrawn
- 1996-07-11 JP JP8182046A patent/JPH0924209A/en active Pending
- 1996-07-11 FR FR9608676A patent/FR2736560A1/en active Pending
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Also Published As
Publication number | Publication date |
---|---|
GB9614405D0 (en) | 1996-09-04 |
JPH0924209A (en) | 1997-01-28 |
GB2303082A (en) | 1997-02-12 |
CA2180488A1 (en) | 1997-01-12 |
FR2736560A1 (en) | 1997-01-17 |
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