WO2000065177A1 - Tente autodepliable gonflable - Google Patents
Tente autodepliable gonflable Download PDFInfo
- Publication number
- WO2000065177A1 WO2000065177A1 PCT/CA2000/000428 CA0000428W WO0065177A1 WO 2000065177 A1 WO2000065177 A1 WO 2000065177A1 CA 0000428 W CA0000428 W CA 0000428W WO 0065177 A1 WO0065177 A1 WO 0065177A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- tent
- tubes
- inflatable
- tube
- profiles
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H15/00—Tents or canopies, in general
- E04H15/20—Tents or canopies, in general inflatable, e.g. shaped, strengthened or supported by fluid pressure
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H15/00—Tents or canopies, in general
- E04H15/20—Tents or canopies, in general inflatable, e.g. shaped, strengthened or supported by fluid pressure
- E04H2015/201—Tents or canopies, in general inflatable, e.g. shaped, strengthened or supported by fluid pressure with inflatable tubular framework, with or without tent cover
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H15/00—Tents or canopies, in general
- E04H15/20—Tents or canopies, in general inflatable, e.g. shaped, strengthened or supported by fluid pressure
- E04H2015/206—Details of inflation devices, e.g. valves, connections to fluid pressure source
Definitions
- This invention relates to inflatable tent supports for erecting and supporting light weight shelters such as awnings and tents or other lightweight portable structures.
- Tents commonly utilize a semi-rigid, segmented pole. Segmented fibreglass or aluminium poles are commonly used to support, for example, dome tents.
- the inflatable tent supports of the present invention overcome several difficulties associated with commonly utilized tent supporting structures. For example, they require no assembly prior to use. They are not normally subject to loss by being misplaced. They are easily used by those persons unfamiliar with the erecting of tents or those persons lacking sufficient strength or manual dexterity for such an undertaking and may be rapidly and easily used during inclement weather or at night.
- inflatable tents As opposed to most other prior art involving inflatable tents, there are no manifolds at the apex, or apexes. Instead inflatable tubes criss-cross one another to provide for uplifting self-erecting of the tent, and, once erected, to provide structural integrity to the tent.
- one or more inflatable tubes are used to support a self-erecting tent. If two or more tubes are used, they may have at least one cross over criss-crossed at each juncture in the manner of conventional domed tent poles.
- the tube or tubes are secured or releasably secured to the tent so that the tent is self-erecting as the tube or tubes are inflated.
- the tubes are pneumatically connected by an auxiliary tube so that forcing pressurized air into one tube results in all tubes inflating simultaneously.
- the ends of the tubes are self-sealing so as to accommodate relatively high air pressure within the tube, in the order of 20-30 pounds per square inch inflated pressure, thereby providing a significantly rigid structure from which the tent is suspended.
- the auxiliary tube extends between the two criss-crossing tubes in airflow communication therebetween at approximately the apex of the dome shape defined by the tubes.
- the ends of the tubes and along the length of the tubes are attached or mounted to the tent, advantageously along corresponding seams between tent panels.
- the tubes may, in one embodiment, be releasably mounted onto the tent by means of releasable fasteners such as zippers. The end result is that, once the tent of the present invention has been erected, it does not need to be held up by auxiliary structures such as guy wires as is the case in the Heim teaching.
- the tubes comprise outer non-resilient sleeves containing inner resilient bladders, for example, rubber inner-tubes.
- inner resilient bladders for example, rubber inner-tubes.
- the ends of the inner rubber bladder coincide with the ends of the non-resilient sleeves and are self-sealing by means of the ends of the inner-tubes being folded over onto themselves within the sleeve so that inflation of the inner-tube sandwiches the folded over end between the inflated inner-tube and the inner non-resilient surface of the sleeve.
- Folding over the end of inner bladder combined with the use of conventional adhesives to seal the open ends of the bladder provides for an airtight seal even at high inflated pressure.
- the ends of the tubes therefore have no rigid parts which may become crushed or distorted in use as in the case of the Heim device.
- the rubber bladder is sewn into the sleeve so as to trap the folded over portion of the bladder within the ends of the sleeve.
- Increasing the air pressure within the inner-tube merely forms a stronger airtight seal at the ends of the bladder by increasing the compressive force applied to the folded over end sandwiched between the inflated bladder and the sleeve.
- the tubes may be unzipped from the tent in the case of puncture of the bladder within a tube.
- the tubes may be unfastened at their ends from the bottom corners of the tent, for example by undoing snaps or other releasable fasteners holding the ends of the tubes securely fastened to the bottom corners of the tent.
- a punctured tube may thus be replaced with an identical spare tube. This may be quickly accomplished. Since all tubes used to support the tent are identical, only one spare tube need be carried.
- first and second criss-crossing inflatable tubes are mounted or mountable to corresponding criss-crossing first and second circumferential profiles wherein the first and second circumferential profiles may correspond to the seams between tent panels making up the tent.
- the first and second circumferential profiles are differently shaped when view in cross-section in first and second corresponding planes containing correspondingly the first and second circumferential profiles, the first circumferential profile having a shorter circumferential distance than the second circumferential profile.
- the first tube forms an arch at the apex of the tent which extends a higher vertical distance above the tent apex than does the corresponding portion of the second tube. The first tube therefore crosses over the second tube at the apex of the tent by reason of its higher arched profile.
- the inflatable self-erecting tent of the present invention includes, when erect, substantially vertical circumferential first and second profiles intersecting, at corresponding first and second vertices thereof, a common vertical axis.
- the first and second profiles are radially spaced apart about the common vertical axis.
- a first inflatable tube is mounted or mountable to the first profile.
- a second inflatable tube is mounted or mountable to the second profile.
- the first and second profiles extend circumferentially over the fabric panels of the tent from opposite ground engaging edges of the tent.
- the first and second profiles have corresponding circumferential first and second distances.
- the first and second distances are substantially the same.
- the first and second inflatable tubes are of substantially the same length when mounted to the first and second profiles.
- the corresponding first and second tubes do not intersect each other.
- the first vertex, that is, the vertex of the first profile is above the second vertex, that is, the vertex of the second profile.
- the first and second inflatable tubes are, when mounted to the tent's panels along the first and second profiles, pneumatically interconnected by a flexible air conduit extending between the tubes.
- the first and second inflatable tubes are resilient tubes
- the first and second profiles include corresponding non-resilient sleeves.
- the sleeves extend circumferentially along the profiles for sliding mounting of the inflatable tubes in journalled relation through the sleeves.
- first and second tubes are self-sealing by self-sealing ends of the tubes.
- the ends are folded over onto themselves and mounted within the non- resilient sleeves.
- the ends of the sleeves may form corresponding flap hinges when the ends of the sleeves are mounted to the tent panels.
- first profile is an arch and the second profile approximates a semi-circle.
- the first and second profiles may be mountable to the seams between panels of the tent or circumferentially over any arc of the tent canopy.
- the inflatable tent of the present invention may also be described as an inflatable, pegged, self-erecting tent which includes an inflatable tube mounted to a canopy of the tent along a ridge-line thereof.
- the canopy has circumferential ground-engaging edges adapted for pegged anchoring of the edges to a ground surface.
- the ridge-line extends over the canopy from one of the edges to an opposite edge.
- Each end of the tube may have a flexible flap hinge mounted thereto oriented so that a lower flap of the flap hinge is mounted to the canopy, disposed below and adjacent each end of the tube.
- the flap hinge is directed inwardly towards a center of the tent. Inflation of the tube urges rotation of each end of the tube upwardly about the flap hinge relative to the lower flap.
- Figure 1 is, in perspective view, one embodiment of the inflatable tent of the present invention.
- Figure la is, in perspective view, a single tube embodiment of the present invention.
- Figure lb is, in elevation view, the embodiment of Figure 1 showing arched tube profiles overlaid.
- Figure 2 is a partially cut-away enlarged view of a portion of Figure 1.
- Figure 3 is a cross-sectional view along line 3-3 in Figure 1, additionally showing a ply-sheet mounted over the tube structure.
- Figure 4 is a partially cut-away cross-sectional view along an end of a resilient tube bladder according to the present invention.
- Figure 5 is, in partially cut-away cross-sectional view, an end of the non- resilient tube sleeve of the present invention.
- Figure 6 is, in partially cut-away cross-sectional view, an enlarged portion of the view of Figure 1.
- Figure 6a is the view of Figure 6 showing the upward pivoting of the tube as the tube is inflated.
- Figure 7 is a partially cut-away cross-sectional view along line 7-7 in Figure 6.
- Figure 8 is, in side elevation view, an alternative use of an inflatable tube according to the present invention for suspending a tent fly above a tent.
- Figure 9 is a cross-sectional view along line 9-9 in Figure 8.
- Figure 10 is, in perspective view, an alternative embodiment wherein a vestibule tube supports a tent vestibule.
- Figure 1 is a perspective view of a typical dome-style tent incorporating the present invention, with the tent's fly removed for clarity.
- Figure la is a perspective view of an inflatable self-erecting tent according to the present invention wherein only one inflatable tube is used, the result being a modified "pup" tent.
- the pup tent is self-erecting, once the ground edges or comers are pegged to the ground, by inflating the single tube which extends from opposite edges.
- Inflatable tent supports are illustrated in use with both dome-type tent 10 and the pup tent.
- the inflatable tent supports comprise identical elongate inflatable tubes 12 and 14.
- One such tube is used in the pup tent embodiment of Figure la.
- the tubes are sealed at their ends and each is enclosed within a non-resilient fabric sleeve 16 as better seen in Figures 2 and 3.
- Each sleeve 16 is also closed at its terminal ends as better seen in Figures 4 and 6.
- Sleeve 16 may in one embodiment be formed as an integral part of the tent fabric during manufacture of the tent.
- a projecting flexible flange or seam 18 is left on one side of the sleeve so that it may be sewn or releasably mounted, for example by zippers 19, to a corresponding flexible flange or seam 20 on the side of the tent.
- the inflatable tubes cross at the apex 22 of the tent.
- a pneumatic airway connection is provided between both tubes by a flexible connecting tube 24.
- Tube 24 may be of smaller diameter than tubes 12 and 14.
- Stem 28 is advantageously located near a comer of tent 10 or near the access door 26, or any other easily accessible location.
- Stem 28 contains a one-way valve 30 and projects from each inflatable tube through the fabric of sleeve 16 for inflation of the tubes.
- the inner core of a second valve stem for example valve stem 28a, is removed so that by removing the valve stem cap, air is allowed to escape through valve stem 28a thereby releasing the air pressure and deflating the tubes when taking down the tent.
- Tubes 12 and 14 are advantageously identical so that only a single replacement or spare tube need be carried.
- Tubes 12 and 14, once mounted onto the tent, may be inflated through the one-way valve 30.
- the tubes are inflated by way of a hand pump, or compressed air (for example from a portable tank), or compressor or CO cartridges or the like.
- the tent is self-erecting, that is, may be erected without additional effort other than inflation of the tubes.
- the tubes attempt to straighten out. They are constrained by the shape of their corresponding profiles as better seen in Figure lb, the profiles themselves defined by the corresponding tensioned shape of the tent or tent panels along seam 20.
- profiles 32 and 34 correspond respectively to tubes 12 and 14.
- profile 34 which corresponds to tube 14
- profile 34 may for example approximate a semi-circle having constant radius Rl .
- profile 32 is not of constant radius but rather has side profile distances Dl (measured from common centroid 36) which are less than radius Rl so that tube 12 is forced upwardly into an arch having a vertical distance D2 above centroid 36 at apex 22.
- the criss-crossed tubes support one another and constrain the direction of bowing of the tubes to a direction generally along centroidal axis A.
- Tent 10 is thus self-erecting and self-stabilizing as it is erected.
- Apex 22 is elevated upwardly along axis A urged by the uplifting forces resultant of the criss-crossed tubes being inflated and the uplifting urging resultant of the design of the ends of the tubes as better described below.
- sleeves 16 which are non-resilient, advantageously made of fabric or the like, contain snugly therein resilient tubes 38.
- Resilient tubes 38 may be made of rubber.
- the ends of resilient tubes 38 have a folded section 40 folded over and laid back against the adjacent portion of the resilient tube and secured thereto by adhesive layer 42.
- An adhesive layer 44 adheres the sides of the tube forming folded section 40 together. Cavity 46 within resilient tubes 38 thus extends along side folded section 40 and terminates at fold line 48.
- resilient tubes 38 are positioned within corresponding ends of sleeves 16, one of which is better depicted in Figure 6.
- a resilient cylindrical boot 52 is used to encapsulate the end of resilient tube 38 and folded section 40 within tubular cavity 54.
- the end of resilient tube 38 adjacent folded section 40, and folded section 40 are secured within tubular cavity 54 by adhesive layer 56, where it is understood that adhesive layers 42, 44 and 56 are of an appropriate adhesive which remains resilient when cured.
- Resilient boot 52 may have extending from an end thereof a resilient flange 58.
- Flange 58 serves to anchor resilient boot 52 within the end of sleeve 16 by sandwiching resilient flange 58 between the sides of the stitched closed end 16a of sleeve 16 as better seen in Figure 6.
- the end 16a of sleeve 16 may be stitched closed and folded over so that it may be releasably secured to a comer of the material of tent floor 10a by means of releasable fasteners such as the button snap 60 illustrated.
- the above-described inflatable supports may thus exhibit an important characteristic, namely, that when inflation begins, as air flow reaches the ends of the supports, the result is an uplifting. Since the ends are sealed and air pressure is introduced, and since the bottom part of the sleeve is secured to the tent floor at the very end and with the tent floor advantageously pegged down, the sleeve, as it begins to inflate, begins to push against the tent floor as seen in Figure 6a. By so pushing, the inflatable support is urged so as to pivot about sleeve end 16a upwardly. Sleeve end 16a functions as a flap hinge. This assists in self- erecting of the tent. The more air pressure is added, the more the resultant force "F" helps the tent to self-erect.
- the greater the maximum air pressure the greater the rigidity of the tent structure. Since the design of the rubber bladder is made so that the end of the supports become stronger with more pressure, the uppermost limit of the air pressure that the inflatable support will sustain is primarily only limited by the tensile strength of the sleeve material, rather than the pressure at which the sealed ends of the inflatable tube will fail.
- FIGs 8 and 9 illustrate how an inflatable tent fly 62 may be suspended over tubes 12 and 14 and tent 10.
- a single inflatable ridge pole tube 64 (shown in dotted outline in Figure 8), identical in construction to tubes 12 and 14 is fastened at about its mid-length to fly 62 or to tube 12 at apex 22. When inflated, tube 64 rises at both ends to form a ridge pole. Tube 64 thus elevates fly 62 facilitating entry into the tent while providing an air space which, in turn, allows a free flow of air between the tent wall and the fly, just as a fly does with conventional rigid tent poles.
- the comers of the fly may be attached to the tent comers, just as they are with conventional rigid tent poles, or otherwise secured to the ground by lines or pegs.
- fly 62 may be modified to provide a vestibule or extension 66.
- Vestibule 66 may be supported by an inflatable auxiliary vestibule tube 68 shown in dotted outline.
- Vestibule tube 68 extends around a vestibule doorway 70.
- Vestibule tube 68 may be maintained upright by means of mounting tube 68 to a ridge pole tube 64 or the like or by means of a conventional pegged guy wire 72.
- each resilient tube 38 is an elongate unitary resilient tube.
- resilient tubes 38 may be bicycle inner tubes such as readily available 28 inch diameter by 2.125 inch cross section bicycle inner tubes. These inner tubes are cut so as to form an elongated length when straightened. A plurality of such tubes may be joined end to end by resilient adhesive. Thus may be formed tubes 12 and 14 having no rigid components. In a typical 7 foot by 7 foot or other conventionally sized tent structure, using two inflatable supports, at least five bicycle tubes will be required to form the two tubes 12 and 14, that is, at least 2 1/2 bicycle tubes per inflatable support.
- the inner tubes In forming the tubes using the bicycle inner tubes, the inner tubes, once cut and straightened, are overlapped at their ends and glued by using an inner form or block (not shown) slid snugly into the ends of the inner tubes.
- the form or block which may be advantageously cylindrical in shape, provides a bearing surface against which the inner tube material presses until the adhesive sets so as to form a seal around the ends of the adjacent bicycle inner tube.
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Tents Or Canopies (AREA)
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00918642A EP1177358A1 (fr) | 1999-04-22 | 2000-04-20 | Tente autodepliable gonflable |
JP2000613901A JP2002543309A (ja) | 1999-04-22 | 2000-04-20 | 膨張可能な自己起立式テント |
AU39530/00A AU774781B2 (en) | 1999-04-22 | 2000-04-20 | Inflatable self-erecting tent |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13054999P | 1999-04-22 | 1999-04-22 | |
US60/130,549 | 1999-04-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000065177A1 true WO2000065177A1 (fr) | 2000-11-02 |
Family
ID=22445207
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CA2000/000428 WO2000065177A1 (fr) | 1999-04-22 | 2000-04-20 | Tente autodepliable gonflable |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1177358A1 (fr) |
JP (1) | JP2002543309A (fr) |
AU (1) | AU774781B2 (fr) |
WO (1) | WO2000065177A1 (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005028783A1 (fr) * | 2003-09-19 | 2005-03-31 | Nv Bekaert Sa | Textile architectural |
GB2447857A (en) * | 2007-03-27 | 2008-10-01 | Bryn John Conway Jones | Inflatable tent |
WO2016159890A1 (fr) * | 2015-04-02 | 2016-10-06 | Zepelin, S.R.O. | Liaison pneumatique de poutres gonflables pour structures gonflables |
FR3044339A1 (fr) * | 2015-12-01 | 2017-06-02 | Siempre Cosa | Structure gonflable de tente ou autre abri provisoire similaire, et procede de fabrication de cette structure |
DE102018106711A1 (de) * | 2018-03-21 | 2019-09-26 | X GLOO GmbH & Co. KG | Tragstruktur mit aufblasbaren trägern |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2657910T3 (es) * | 2008-01-16 | 2018-03-07 | Bdz Holdings Ltd | Elemento tubular |
DE102010050485B4 (de) | 2010-11-08 | 2012-10-04 | Stefan Clauss | Modulares aufblasbares Zelt |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB358094A (en) * | 1930-07-03 | 1931-10-05 | Henry Secretan Dixon | Improvements in and relating to tents, awnings and like portable structures |
GB448129A (en) * | 1934-12-01 | 1936-06-02 | Henry Secretan Dixon | Improvements in and relating to tents, awnings and other light collapsible structures |
FR1104920A (fr) * | 1954-05-18 | 1955-11-25 | Armature tubulaire pneumatique perfectionnée pour tentes de camping et autres applications | |
WO1990015208A1 (fr) * | 1989-06-01 | 1990-12-13 | Stewkie Limited | Structure gonflable |
US5122400A (en) * | 1987-11-20 | 1992-06-16 | Stewkie Limited | Inflatable articles and method of creating inflatable products |
US5205086A (en) | 1990-12-24 | 1993-04-27 | Heim Daniel G | Inflatable tent |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB837094A (en) | 1957-11-13 | 1960-06-09 | Frankenstein & Sons Manchester | Improvements in or relating to inflatable structures |
JPS4963706U (fr) * | 1972-09-14 | 1974-06-04 | ||
JPS59103634U (ja) * | 1982-12-28 | 1984-07-12 | サン・ロンジチユ−ド・コ−ポレ−シヨン | チユ−ブ式空気充填テント |
US4538311A (en) | 1983-03-11 | 1985-09-03 | Monterey Manufacturing Co. | Self-sealing puncturable article |
-
2000
- 2000-04-20 EP EP00918642A patent/EP1177358A1/fr not_active Withdrawn
- 2000-04-20 JP JP2000613901A patent/JP2002543309A/ja active Pending
- 2000-04-20 AU AU39530/00A patent/AU774781B2/en not_active Ceased
- 2000-04-20 WO PCT/CA2000/000428 patent/WO2000065177A1/fr not_active Application Discontinuation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB358094A (en) * | 1930-07-03 | 1931-10-05 | Henry Secretan Dixon | Improvements in and relating to tents, awnings and like portable structures |
GB448129A (en) * | 1934-12-01 | 1936-06-02 | Henry Secretan Dixon | Improvements in and relating to tents, awnings and other light collapsible structures |
FR1104920A (fr) * | 1954-05-18 | 1955-11-25 | Armature tubulaire pneumatique perfectionnée pour tentes de camping et autres applications | |
US5122400A (en) * | 1987-11-20 | 1992-06-16 | Stewkie Limited | Inflatable articles and method of creating inflatable products |
WO1990015208A1 (fr) * | 1989-06-01 | 1990-12-13 | Stewkie Limited | Structure gonflable |
US5205086A (en) | 1990-12-24 | 1993-04-27 | Heim Daniel G | Inflatable tent |
Non-Patent Citations (1)
Title |
---|
See also references of EP1177358A1 * |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005028783A1 (fr) * | 2003-09-19 | 2005-03-31 | Nv Bekaert Sa | Textile architectural |
CN100419196C (zh) * | 2003-09-19 | 2008-09-17 | 贝卡尔特股份有限公司 | 建筑用织物 |
GB2447857A (en) * | 2007-03-27 | 2008-10-01 | Bryn John Conway Jones | Inflatable tent |
WO2016159890A1 (fr) * | 2015-04-02 | 2016-10-06 | Zepelin, S.R.O. | Liaison pneumatique de poutres gonflables pour structures gonflables |
FR3044339A1 (fr) * | 2015-12-01 | 2017-06-02 | Siempre Cosa | Structure gonflable de tente ou autre abri provisoire similaire, et procede de fabrication de cette structure |
EP3179013A1 (fr) * | 2015-12-01 | 2017-06-14 | SIEMPRE COSA Sarl | Structure gonflable de tente ou autre abri provisoire similaire, et procédé de fabrication de cette structure |
DE102018106711A1 (de) * | 2018-03-21 | 2019-09-26 | X GLOO GmbH & Co. KG | Tragstruktur mit aufblasbaren trägern |
DE102018106711B4 (de) * | 2018-03-21 | 2020-10-22 | X GLOO GmbH & Co. KG | Tragstruktur mit aufblasbaren trägern |
Also Published As
Publication number | Publication date |
---|---|
AU774781B2 (en) | 2004-07-08 |
JP2002543309A (ja) | 2002-12-17 |
AU3953000A (en) | 2000-11-10 |
EP1177358A1 (fr) | 2002-02-06 |
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