EP1058009A1 - Improvements to ultracompact air extractors for bathrooms - Google Patents

Improvements to ultracompact air extractors for bathrooms Download PDF

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Publication number
EP1058009A1
EP1058009A1 EP99922194A EP99922194A EP1058009A1 EP 1058009 A1 EP1058009 A1 EP 1058009A1 EP 99922194 A EP99922194 A EP 99922194A EP 99922194 A EP99922194 A EP 99922194A EP 1058009 A1 EP1058009 A1 EP 1058009A1
Authority
EP
European Patent Office
Prior art keywords
extractor fan
per
bathrooms
fan
support
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
Application number
EP99922194A
Other languages
German (de)
French (fr)
Other versions
EP1058009B1 (en
Inventor
Jordi Brull Mir
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Soler and Palau SA
Original Assignee
Soler and Palau SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Soler and Palau SA filed Critical Soler and Palau SA
Publication of EP1058009A1 publication Critical patent/EP1058009A1/en
Application granted granted Critical
Publication of EP1058009B1 publication Critical patent/EP1058009B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/12—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures
    • F04D25/14—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures and having shutters, e.g. automatically closed when not in use
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/12—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/64—Mounting; Assembling; Disassembling of axial pumps
    • F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid pumps
    • F04D29/646—Mounting or removal of fans

Definitions

  • the invention refers to a modification in essential portions of extractor fans of those used mainly at the bathrooms for the extraction of steams and humidities and as a consequence of it s final destination must comprise a series of specific elements which, on the one hand prevent the damages produced by such humidity and steams and on the other hand do not allow the air entering from the outside to the inside of the room or bathroom where such are installed when said extractor fans are in an idle situation.
  • the improved extractor fan incorporates as a system for shutting the tunnel a shutter to the exit of the air of the extractor fan installed in the interior of the room, which in grace to the material out of which it s manufactured and to the attachment system of same allows that in the working position lets a free passage to the air extracted whilst when the extractor fan remains idle said shutter fully stops the entry of air from the outside through the tunnel, avoiding in such a way that the installation of same have an effect on the conditioning of the room or bathroom itself where the extractor fan has been installed when it is not in use.
  • the proposed extractor fan concentrates all the electric installation in a printed circuit board, and in order to avoid to same the undesired effects of the humidities or steam it is protected with the corresponding lid, further achieving a centralization of all the functions of the extractor fan in said printed circuit board.
  • the extractor fan (10) is formed with a front lid (13) of a noticeably quadrangular shape in which central portion is provided a window (12), which in turn is provided with flaps (13) horizontal and parallel among themselves.
  • the support (14) presents a body of a noticeably prismatic configuration, in which front face is incorporated as above described the front lid (13) whilst at the rear face extends as per a discharge tube (14.1)
  • the electric motor (19) duly attached to the central portion of the support by the suitable screws the shaft of the motor (19) is coupled to the fan (20) of paddles (21) and interior brackets (28) remaining same inside the tube (14.1), being situated over it s outside circular perimeter the diffussor (25), provided with the direction paddles (27), formed by the emerging zone (27.1)) and the depressed zone (27.2)), over wich is mounted the shutter (29) with the help of the hinge (30).
  • the hooks (18), as can be seen in Figures 1, 2 and 3, show three different zones, a retention zone (18.1), a spring zone (18.2) an a honk zone (18.3).
  • the hook (18) is attached to the support (14) by the spring zone (18.2) which, since it has a cylindrical interior is coupled to a cylindrical pin (35), in such a way that the hook zone (18.3) remains retained in the fringe (36) and lodged in the channels (34), whilst the retention zone rests on the recess (37) provided in the rear face of the support (14).
  • Aa further object of the present improvements remains in the front and centered position of all the connection electric and electronic elements in the front portion of the support (14), through the electronic circuit board (22), whose reduced dimensions allows it S setting in the outer portion of the support (14), see Figure 2, keeping it safe from the undesired actions of steams, liquids and condensations having foreseen that same is protected by means of the protector (23), see Figure 1, in which has been designed the availability of a sight (24) corresponding with the brackets (28) that is in the lower portion of the front lid (13), not causing therefore any hindrance said protector (23) design and the protection of the circuit in order that the control pilot light, not shown in the Figures, may be seen from the outside through the protector (23) and the front lid (13).
  • Another further object of the present invention is the presence of the shutter (29) of a noticeably circular configuration provided at the diametral zone with the notches(29.1) which allow in the operating position of the extractor fan (10) and because of the pressure generated by the movement of the fan (20) and the paddles (21) that the shutter (29) bends at the notches (29.1) allowing the passage of the air extracted from the room or bathroom where the extractor fan (10) is fitted and not offering any kind of resistance to it, being provided it s construction with plastic materials or the like whose resistance to torque is minimal.
  • the own inertia of the material in which has been constructed the shutter (29) allows that same returns to its original position shutting the circular opening of the discharge tube (14.1) and preventing in this way that the temperatures difference between the outside and the interior of the room where the extractor fan has been installed to be the cause for the air, water, steams and other undesired elements to penetrate from the outside towards the interior.
  • a further object of the present invention is the working action of the hooks (18), which, when in the idle situation, occupy the above described position and represented in Figures 2 and 3, whilst in the working position and when the installer adjusts the discharge tube (14.1) to the opening provided at the wall, the hook (18.3) will be practically perpendicular to the plane of the support (14), pressing strongly in the counter-clockwise sense at an angle of aproximately 90° till snap fitting the retainer (18.1) into the fringe (36) in Such a way that the retainer (18.1) exerts a retention strength on the side walls of the opening made for the assembly of the extractor fan (10).
  • Another further object of the present invention consists in the improvements introduced in the disposition of the paddles (21) in the fan (20) in which, in grace to the proposed improvements are planed asymetrically, see Figure 1, by which are avoided the noises and vibrations over the levels acceptable for the user, all that in combination with the design of the direction paddles (27) above described.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Devices For Medical Bathing And Washing (AREA)
  • Containers, Films, And Cooling For Superconductive Devices (AREA)
  • Other Air-Conditioning Systems (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The improvements are basically made in the systems for shutting the extractor fan s tunnel when same is in an idle position and which object is that of avoiding, as a consequence of the temeprature s differential between the outside and the interior, the raising of air draughts, as well as to the protection of certain electric and electronic elements, as well as to the attachment system of the extractor fan to the vertical faces or any other support element used in the room where it is installed.

Description

  • The invention refers to a modification in essential portions of extractor fans of those used mainly at the bathrooms for the extraction of steams and humidities and as a consequence of it s final destination must comprise a series of specific elements which, on the one hand prevent the damages produced by such humidity and steams and on the other hand do not allow the air entering from the outside to the inside of the room or bathroom where such are installed when said extractor fans are in an idle situation.
  • Furthermore and as a consequence of the design of such extractor fan being made for bathrooms, it s another object of the present invention the reduction of certain common elements in the extractor fans, such as the connection S connector, the centralization of functions and general electric circuitry of the extractor fan.
  • The improvements deal basically in the systems for closing the extractor fan s tunnel, when same is in the idle position, which object is that of avoiding, as a consequence of the difference of temperatures between the outside and the interior, to give place to air draughts, as well as the protection of certain electric and electronic elements, also as well to the attachment system of the extractor fan to the vertical faces or any other support element which is used in said room where it is installed.
  • The improved extractor fan incorporates as a system for shutting the tunnel a shutter to the exit of the air of the extractor fan installed in the interior of the room, which in grace to the material out of which it s manufactured and to the attachment system of same allows that in the working position lets a free passage to the air extracted whilst when the extractor fan remains idle said shutter fully stops the entry of air from the outside through the tunnel, avoiding in such a way that the installation of same have an effect on the conditioning of the room or bathroom itself where the extractor fan has been installed when it is not in use.
  • In a parallel way there heve also been modified the anchoring systems of the extractor fan to the vertical face or walls since it incorporates retention means which may be activated from the inside of the extractor fan and which avoid any type of displacement or vibration of the proposed extractor fan, being added said retention means to the conventional screws with which the extractor fans that may be considered of the state of the art are provided in the corners of the extractor fan s support for binding same to said wall or vertical face.
  • Finally, the proposed extractor fan concentrates all the electric installation in a printed circuit board, and in order to avoid to same the undesired effects of the humidities or steam it is protected with the corresponding lid, further achieving a centralization of all the functions of the extractor fan in said printed circuit board.
  • Further details and features of the present Patent of Invention application will be manifest at the description that follows in which, in a rather schematic way, reference is made to the figures which in this description represent the preferred details. These details are given as an example, with reference to a possible practical embodiment, but it s not limited to the details explained herewith; therefore this description must be considered from an illustrative point of view and with no restrictions whatsoever.
  • There follows a report of the several elements numbered in the drawings joined to the present description; (10) extractor fan, (11) front lid, (12) window, (13) flaps, (14) support, (14.1) discharge tube, (15) corners, (16) holes, (17) screw, (18) hooks, (19) motor, (20) fan, (21) paddles, (22) electronic circuit board, (23) protector, (24) sight, (25) diffusor, (26) passages, (27) directing paddles, (27.1) emerging zone, (27.2) depressed zone, (28) brackets, (29) shutter, (29.1) notches, (30) hinge, (31) connector, (32) screws, (33) wire, (34) channels, (35) pin, (36) fringe, (37) recess.
  • Figure 1 is an explosion perspective view of the essential elements and portions of the extractor fan (10).
  • Figure 2 is an elevation front view of the support (14) and of the elements installed on same.
  • Figure 3 is an elevation front view of the rear portion of the support (14).
  • Figure 4 es an upper plant view of the shutter (29).
  • In one of the preferred embodiments of what is the object of the present application and as can be seen in Figure 1, the extractor fan (10) is formed with a front lid (13) of a noticeably quadrangular shape in which central portion is provided a window (12), which in turn is provided with flaps (13) horizontal and parallel among themselves.
  • Said front lid (13) is attached with the help of the screw (17) on the support (14). The support (14) presents a body of a noticeably prismatic configuration, in which front face is incorporated as above described the front lid (13) whilst at the rear face extends as per a discharge tube (14.1)
  • In the interior of the tunnel (14.1) is fitted the electric motor (19) duly attached to the central portion of the support by the suitable screws the shaft of the motor (19) is coupled to the fan (20) of paddles (21) and interior brackets (28) remaining same inside the tube (14.1), being situated over it s outside circular perimeter the diffussor (25), provided with the direction paddles (27), formed by the emerging zone (27.1)) and the depressed zone (27.2)), over wich is mounted the shutter (29) with the help of the hinge (30).
  • The proposed improvements bear in the first place in the system of attachment of the extractor fan (10) to the face, wall or the like on which is coupled, which is done with the help of the hooks (18), see Figure 1, and once fixed to the opening provided in the corresponding wall it is finished fixing the support (14) with the help of the corresponding screws positioned at the corners (15), see Figure 1.
  • The hooks (18), as can be seen in Figures 1, 2 and 3, show three different zones, a retention zone (18.1), a spring zone (18.2) an a honk zone (18.3). The hook (18) is attached to the support (14) by the spring zone (18.2) which, since it has a cylindrical interior is coupled to a cylindrical pin (35), in such a way that the hook zone (18.3) remains retained in the fringe (36) and lodged in the channels (34), whilst the retention zone rests on the recess (37) provided in the rear face of the support (14).
  • Aa further object of the present improvements remains in the front and centered position of all the connection electric and electronic elements in the front portion of the support (14), through the electronic circuit board (22), whose reduced dimensions allows it S setting in the outer portion of the support (14), see Figure 2, keeping it safe from the undesired actions of steams, liquids and condensations having foreseen that same is protected by means of the protector (23), see Figure 1, in which has been designed the availability of a sight (24) corresponding with the brackets (28) that is in the lower portion of the front lid (13), not causing therefore any hindrance said protector (23) design and the protection of the circuit in order that the control pilot light, not shown in the Figures, may be seen from the outside through the protector (23) and the front lid (13).
  • Furthermore, other of the improvements foreseen in the present invention consist in the design of a small connector (31) which centralizes the electric wires (33) which relate to the hooks (18) as well as the hooks (18) and the electronic circuit board (22), see Figure 1.
  • Another further object of the present invention is the presence of the shutter (29) of a noticeably circular configuration provided at the diametral zone with the notches(29.1) which allow in the operating position of the extractor fan (10) and because of the pressure generated by the movement of the fan (20) and the paddles (21) that the shutter (29) bends at the notches (29.1) allowing the passage of the air extracted from the room or bathroom where the extractor fan (10) is fitted and not offering any kind of resistance to it, being provided it s construction with plastic materials or the like whose resistance to torque is minimal.
  • When the extractor fan (10) goes to the idle position, the own inertia of the material in which has been constructed the shutter (29) allows that same returns to its original position shutting the circular opening of the discharge tube (14.1) and preventing in this way that the temperatures difference between the outside and the interior of the room where the extractor fan has been installed to be the cause for the air, water, steams and other undesired elements to penetrate from the outside towards the interior.
  • A further object of the present invention is the working action of the hooks (18), which, when in the idle situation, occupy the above described position and represented in Figures 2 and 3, whilst in the working position and when the installer adjusts the discharge tube (14.1) to the opening provided at the wall, the hook (18.3) will be practically perpendicular to the plane of the support (14), pressing strongly in the counter-clockwise sense at an angle of aproximately 90° till snap fitting the retainer (18.1) into the fringe (36) in Such a way that the retainer (18.1) exerts a retention strength on the side walls of the opening made for the assembly of the extractor fan (10).
  • Another further object of the present invention consists in the improvements introduced in the disposition of the paddles (21) in the fan (20) in which, in grace to the proposed improvements are planed asymetrically, see Figure 1, by which are avoided the noises and vibrations over the levels acceptable for the user, all that in combination with the design of the direction paddles (27) above described.
  • Enough described in what the present Patent of Invention consists, it s understood that in same may be introduced whatever detail modifications deemed convenient always provided that the variations introduced do not alter the essence of the Patent which is summarized in the following Claims

Claims (7)

  1. "IMPROVEMENTS INTRODUCED IN THE ULTRA-COMPACT EXTRACTOR FAN FOR BATHROOMS" of those formed with a front lid (13) in which is provided a window (12) which outer face is provided with flaps (13), occupying said front lid (13) the outer face of a support (14) of a noticeably quadrangular configuration, which rear face extends as per a discharge tube (14.1), being fitted the support (14) to its installation place by the corresponding screws (17) entering the holes (16) provided at the corners (15) of the support (14), incorporating said support (14) means for attaching an electric motor (19) which is supported at its central portion with the help of screws (32), being attached to the electric motor (19) shaft the corresponding fan (20) having paddles (21) and a diffussor (25), having the corresponding direction paddles (27), characterized in that in the lower portion of the corners (15) and annexed to one of its lower corners is incorporated in a centralized way an electronic circuit board (22) protected by means of a protector (23) in which a sight (24) is provided which perimeter is coincident with the hole provided (38) at the front lid (13), being also provided in said support (14) the attachment means of the extractor fan (10) to a vertical fare as well as incorporating to the fan (20) the means for the regulation of the flow generated because of the movement of the fan (20) and incorporating the covering means of the opening of the discharge tube (14.1).
  2. "IMPROVEMENTS INTRODUCED IN THE ULTRA-COMPACT EXTRACTOR FAN FOR BATHROOMS" as per the 1st. Claim characterized in that the means for securing the extractor fan (10) to the vertical face and to the opening provided in same for its installation are formed by hooks (18) attached by its central zone or spring (18.2) to a cylindric pin (35) provided at the central portion of the support (14).
  3. "IMPROVEMENTS INTRODUCED IN THE ULTRA-COMPACT EXTRACTOR FAN FOR BATHROOMS" as per the 1st. Claim characterized in that the distribution of the paddles (21) of the fan (20) is totally asymmetrical.
  4. "IMPROVEMENTS INTRODUCED IN THE ULTRA-COMPACT EXTRACTOR FAN FOR BATHROOMS" as per the above Claims characterized in that the hooks (18) is formed with a properly named retention portion (18.1) in the shape of an U which extends as per a cylindric spring (18.2) wich extends as per its only hook in the shape of a four (18.3).
  5. "IMPROVEMFNTS INTRODUCED IN THE ULTRA-COMPACT EXTRACTOR FAN FOR BATHROOMS" as per the 1st. Claim characterized in that the cover means for the discharge tube (14.1) are formed with a shutter (29) which shows a noticeably circular configuration, being manufactured with a flexible material such as a plastic or the like, being incorporated to the diffussor (25) with the help of a hinge (30) which is fitted in the diametral plane of the diffussor (25) and being found at the shutter (29) in the notches (29.1) in a diametral situation.
  6. "IMPROVEMFNTS INTRODUCED IN THE ULTRA-COMPACT EXTRACTOR FAN FOR BATHROOMS" as per the above Claims characterized in that in the working position the hooks (18) press by one of its ends (18.1) on the interior face of the opening provided at the wall where the extractor fan is installed, whilst there is pressed itself by the end opposed to the honk (18.3) immobilized with the help of the fringe (36) provided in the support (14) and lodged into the channels (34).
  7. "IMPROVEMENTS INTRODUCED IN THE ULTRA-COMPACT EXTRACTOR FAN FOR BATHROOMS" as per the 1st. Claim characterized in that the electronic circuit board (22) is connected by means of the wire (33) to the connector (31).
EP99922194A 1998-12-16 1999-06-01 Improvements to ultracompact air extractors for bathrooms Expired - Lifetime EP1058009B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ES009802610A ES2155362B1 (en) 1998-12-16 1998-12-16 IMPROVEMENTS INTRODUCED IN ULTRACOMPACT EXTRACTORS FOR BATHROOMS.
ES9802610 1998-12-16
PCT/ES1999/000158 WO2000036304A1 (en) 1998-12-16 1999-06-01 Improvements to ultracompact air extractors for bathrooms

Publications (2)

Publication Number Publication Date
EP1058009A1 true EP1058009A1 (en) 2000-12-06
EP1058009B1 EP1058009B1 (en) 2004-12-01

Family

ID=8306102

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99922194A Expired - Lifetime EP1058009B1 (en) 1998-12-16 1999-06-01 Improvements to ultracompact air extractors for bathrooms

Country Status (9)

Country Link
EP (1) EP1058009B1 (en)
AR (1) AR019652A1 (en)
AU (1) AU756033B2 (en)
BR (1) BR9907245A (en)
DE (1) DE69922349T2 (en)
ES (1) ES2155362B1 (en)
PT (1) PT1058009E (en)
UY (1) UY25532A1 (en)
WO (1) WO2000036304A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1526287A1 (en) * 2003-10-21 2005-04-27 ebm-papst St. Georgen GmbH & Co. KG Fan with fastening element and method to its assembly
CN103573662A (en) * 2012-08-02 2014-02-12 曼特斯意大利股份有限公司 Axial electric fan unit

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202012103921U1 (en) 2012-10-12 2014-01-16 Ebm-Papst St. Georgen Gmbh & Co. Kg Mounting element for mounting a fan housing and fan housing

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Publication number Priority date Publication date Assignee Title
GB2079372B (en) * 1980-07-09 1984-03-14 Tokyo Shibaura Electric Co Axial flow fans
SE8601748L (en) * 1986-04-17 1987-10-18 Pax Electro Prod Ab FLEKT
EP0242432A1 (en) * 1986-04-22 1987-10-28 The B.F. GOODRICH Company Tire tread rubber composition
US5050831A (en) * 1990-02-28 1991-09-24 Joyal Marc R Fan mounting clamp apparatus
ES2026375A6 (en) * 1990-10-24 1992-04-16 Soler & Palau Centrifugal extractor
JPH07174379A (en) * 1993-12-20 1995-07-14 Hitachi Ltd Ventilating fan
DE4421855B4 (en) * 1994-06-22 2007-03-08 Acc Germany Gmbh Compact blower unit for motor vehicles
JPH09318113A (en) * 1996-05-28 1997-12-12 Hitachi Ltd Ventilator
JP3471532B2 (en) * 1996-08-21 2003-12-02 松下エコシステムズ株式会社 Ventilation fan
ES1038510Y (en) * 1997-10-27 1999-01-01 Electromecanica Cata S A BUILT-IN AIR EXTRACTOR.

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO0036304A1 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1526287A1 (en) * 2003-10-21 2005-04-27 ebm-papst St. Georgen GmbH & Co. KG Fan with fastening element and method to its assembly
CN103573662A (en) * 2012-08-02 2014-02-12 曼特斯意大利股份有限公司 Axial electric fan unit
CN103573662B (en) * 2012-08-02 2017-10-27 曼特斯意大利股份有限公司 fan unit

Also Published As

Publication number Publication date
ES2155362A1 (en) 2001-05-01
WO2000036304A1 (en) 2000-06-22
BR9907245A (en) 2000-10-17
AR019652A1 (en) 2002-03-13
ES2155362B1 (en) 2002-03-16
AU3933199A (en) 2000-07-03
UY25532A1 (en) 1999-12-13
DE69922349D1 (en) 2005-01-05
DE69922349T2 (en) 2005-12-15
PT1058009E (en) 2005-03-31
AU756033B2 (en) 2003-01-02
EP1058009B1 (en) 2004-12-01

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