Air-cargo container, a refrigerator unit for an air-cargo container and a manufacturing method of an air-cargo container
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F25D-003/12
F25D-017/04
출원번호
US-0203473
(2001-02-02)
우선권정보
SE-0000442 (2000-02-11)
국제출원번호
PCT/SE01/00197
(2002-12-16)
§371/§102 date
20021216
(20021216)
국제공개번호
WO01/58788
(2001-08-16)
발명자
/ 주소
Norelius, Stefan
Westerholm, Goran
Westerholm, Thomas
출원인 / 주소
Envirotainer Engineering AB
대리인 / 주소
Young &
인용정보
피인용 횟수 :
9인용 특허 :
2
초록▼
An air-cargo container is equipped with a modular refrigerating unit, which is attachable into the container shell in substantially one piece. Preferably, a control unit for the modular refrigerating unit is also provided as one single module. The refrigerating unit comprises the entire enclosure of
An air-cargo container is equipped with a modular refrigerating unit, which is attachable into the container shell in substantially one piece. Preferably, a control unit for the modular refrigerating unit is also provided as one single module. The refrigerating unit comprises the entire enclosure of an airflow path around an icebox, and is preferably mounted at a small distance from the wall and ceiling of the container. Simple positioning elements facilitate the actual positioning and mounting procedure. The refrigerating unit preferably comprises sealing flanges which during mounting by the positioning elements automatically are fitted into elements at the container wall. A manufacturing method is also disclosed, which comprises mounting of modular units into a shell of an air-cargo container. The mounting is preferably performed by using positioning elements, which guides the modular units into the proper positions.
대표청구항▼
1. An air-cargo container or other unit load device, comprising:a container shell, having a floor, ceiling, side walls and end walls; a first end wall of said end walls being provided with a wall opening; a refrigerator unit, having an ice box and providing cooled air to the interior of said contain
1. An air-cargo container or other unit load device, comprising:a container shell, having a floor, ceiling, side walls and end walls; a first end wall of said end walls being provided with a wall opening; a refrigerator unit, having an ice box and providing cooled air to the interior of said container shell, said refrigerator unit being attached against said first end wall and said ceiling said refrigerator unit being provided as a modular unit; said refrigerator unit comprising an ice box opening for access to the interior of said ice box, said ice box opening facing said first end wall and being in alignment with said wall opening; a control unit, controlling said refrigerator unit; and an icebox lid unit, provided at said first end wall in alignment with said wall opening; said refrigerator unit comprises an enclosure, defining an interior air flow path surrounding said ice box; said interior air flow path having a section between said ice box and said first end wall. 2. The air-cargo container according to claim 1, characterised by attachment means, allowing an easy removal of said modular unit in one piece.3. The air-cargo container according to claim 1, characterised by positioning elements, separating said enclosure from said container shell by a distance.4. The air-cargo container according to claim 3, characterised in thatat least a first of said positioning elements is a profile element protruding outwards in the vicinity of a lower edge of said refrigerator unit facing said first end wall, and at least a second of said positioning elements is a profiled strip attached substantially horizontally at said first end wall, said profiled strip forming a cavity with an upwards directed opening, in which the protruding part of said profile element can be rotatably positioned, whereby said profiled strip prohibits motion of said profile element downwards along said first end wall. 5. The air-cargo container according to claim 4, characterised in that at least a third of said positioning elements is a shoulder element attached on the upper part of said refrigerator unit, facing a ceiling of said container shell, said shoulder element defining the distance between said refrigerator unit and said container ceiling.6. The air-cargo container according to claim 1, characterised in thatsaid interior air flow path has an inlet opening, directed substantially upwards, said inlet opening is provided with a back stream valve formed by a sheet of a flexible material covering said inlet opening, whereby the gravity force keeps said inlet opening closed, when no inwards directed flow is present through the inlet opening. 7. The air-cargo container according to claim 1,wherein said refrigerator unit further comprises a sealing profile encircling said ice box opening, wherein said first end wall is provided with a sealing profile encircling said wall opening, conformed with the sealing profile of said refrigerator unit, a first one of said sealing profiles exhibits a protruding flange in a direction of a second one of said sealing profiles, and wherein said second one of said sealing profiles exhibits a cavity, conformed with said protruding flange and filled with sealing material, whereby said protruding flange protrudes into said cavity in contact with said sealing material, forming a sealing. 8. A refrigerator unit for an air-cargo container or other unit load device, said refrigerator unit comprising:an ice box; an ice box opening at a first side of said ice box for access to an interior of said ice box; means for providing cooled air into the surroundings; said means for providing cooled air in turn comprising an enclosure, defining an interior air flow path, surrounding said ice box; said interior air flow path having a section covering at least a part of said first side of said ice box; said refrigerator unit being provided as a modular unit. 9. The refrigerator unit to claim 8, characterised by attachment means, allowing an easy removal of said modular unit in one piece.10. The refrigerator unit according to claim 8, characterised by positioning elements, separating said enclosure from adjacent surfaces by a distance.11. The refrigerator unit according to claim 10, characterised in that at least a first of said positioning elements is a profile element protruding outwards in the vicinity of a lower edge of said refrigerator unit.12. The refrigerator unit according to claim 11, characterised in that at least a second of said positioning elements is a shoulder element attached on the upper part of said refrigerator unit, facing upwards, said shoulder element defining the distance between said refrigerator unit and any surface above.13. The refrigerator unit according to claim 8, characterised in thatsaid interior air flow path has an inlet opening, directed substantially upwards, said inlet opening is provided with a back stream valve formed by a sheet of a flexible material covering said inlet opening, whereby the gravity force keeps said inlet opening closed, when no inwards directed flow is present through the inlet opening. 14. The refrigerator unit according to claim 8, further comprising a sealing profile encircling said ice box opening, said sealing profile exhibiting a protruding flange directed outwards from said refrigerator unit.15. The refrigerator unit according to claim 8, further comprising a sealing profile encircling said ice box opening, said sealing profile exhibiting a cavity filled with sealing material.16. Manufacturing method of an air-cargo container or other unit load device, comprising the steps of:assembling a container shell, having a floor, ceiling, side walls and end walls; providing a wall opening in a first end wall of said end walls; and providing a modular refrigerator unit, having an ice box and an ice box opening for access to the interior of said ice box, in turn comprising the steps of: providing said modular refrigerator unit with an enclosure defining an interior air flow path surrounding said ice box; attaching said modular refrigerator unit to said first end wall, so that said ice box opening is in alignment with said wall opening, and a section of said interior air flow path being situated between said ice box and said first end wall; positioning said modular refrigerator unit with a distance between said enclosure and said container shell; and fixing said modular refrigerator unit to said container shell, said manufacturing method comprising the further steps of: providing an ice-box lid unit in alignment with said wall opening; and providing a control unit, controlling said refrigerator unit. 17. The manufacturing method according to claim 16, characterised in that said step of providing a control unit comprises the step of attaching a modular control unit to a wall of said container shell.18. The manufacturing method according to claim 16, characterised in that said step of positioning in turn comprises the step of:inserting a profile element, attached in the vicinity of a lower edge of said refrigerator unit and protruding outwards from said refrigerator unit, into a cavity, form by a profile strip attached substantially horizontally at said first end wall, and tilting said refrigerator unit around said profile element into the requested position. 19. The manufacturing method according to claim 18, characterised in that said step of tilting comprises tilting of said refrigerator unit until a shoulder element attached on the upper part of said refrigerator unit comes into mechanical contact with the said container ceiling.20. The manufacturing method according to claim 16, wherein said step of providing a modular refrigerator unit comprises the further steps of:providing said modular refrigerator unit with a sealing profile encircling said ice box opening, providing said first end wall with a sealing profile encircling said wall opening, conformed with the sealing profile of said modular refrigerator unit, filling sealing material into a cavity in one of said sealing profiles, and inserting said sealing profiles into each other, so that said sealing material forms a sealing.
Modler Peter R. (Los Angeles CA) Dittmer Harold E. (San Francisco CA) Rose Richard L. (Newark CA) Stafsnes John A. (San Anselmo CA), Refrigerated air cargo container.
Owens, Byron Craig; Cox, Jeffrey Neal; Horwath, Peter Franz; Sawafta, Reyad I., Thermal energy storage systems including a shipping container, a heat exchange apparatus, and a phase change material.
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