Plastic fan shroud and cone assembly and method
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F24F-007/10
F04D-025/08
F04D-029/54
F04D-029/52
F04D-025/14
출원번호
US-0215840
(2011-08-23)
등록번호
US-9157453
(2015-10-13)
발명자
/ 주소
Wenger, Curtis
Kraft, James R.
출원인 / 주소
CTB, Inc.
대리인 / 주소
Harness, Dickey
인용정보
피인용 횟수 :
0인용 특허 :
27
초록▼
A manufacturing method and assembly for providing ventilation to a selected structure is disclosed. The assembly may include various features such as flexible portions, rigid portions, and assembly portions. Further, various steps may be used to form the assembly to achieve selected results, such as
A manufacturing method and assembly for providing ventilation to a selected structure is disclosed. The assembly may include various features such as flexible portions, rigid portions, and assembly portions. Further, various steps may be used to form the assembly to achieve selected results, such as single piece formation, inclusion of various positioning members, and packaging or shipping considerations.
대표청구항▼
1. A method of manufacturing a housing assembly for a fan portion, comprising: forming a three dimensional shroud assembly as a single piece, comprising: a shroud having a face-wall that substantially defines a face-wall plane and an orifice wall extending from the face-wall in a first direction;a d
1. A method of manufacturing a housing assembly for a fan portion, comprising: forming a three dimensional shroud assembly as a single piece, comprising: a shroud having a face-wall that substantially defines a face-wall plane and an orifice wall extending from the face-wall in a first direction;a door configured to at least partially close a passage through the shroud defined at least by the orifice wall and formed to be separated from the shroud;a magnet pocket formed with one of the orifice wall or the door, wherein the magnetic pocket includes at least one open end to receive a magnetic assembly;a striker pocket on one of the door or the orifice wall, wherein the striker pocket is configured to contain a striker member;a plurality of spacers surrounding an exterior of the orifice wall and having a sidewall extending from the face-wall in the first direction, wherein the plurality of spacers are configured to space the formed three dimensional shroud assembly;forming the magnetic assembly to be fixed within the magnet pocket without additional fasteners;forming the striker member to be fixed within the striker pocket without additional fasteners;fixing the magnetic assembly in the magnetic pocket at least by passing a first j-shaped portion of a first side plate into the magnet pocket, engaging a top of the magnet pocket with a first t-shaped portion of the first side plate, passing a second j-shaped portion of a second side plate into the magnet pocket, engaging the top of the magnet pocket with a second t-shaped portion of the second side plate, positioning a magnet between the first side plate and the second side plate within the magnet pocket;providing a plurality of hinge pins to operably interconnect the door and the shroud to allow movement of the door relative to the face-wall; andproviding a plurality of substantially flat diffuser members, wherein each flat diffuser member includes a tab at a first edge and a slot formed near a second edge, wherein the provided plurality of substantially flat diffuser members are configured to be connected with the respective tab and slot to form a diffuser configured to be connected to the formed shroud;wherein the orifice wall and the magnet pocket on the orifice wall are formed together as one piece. 2. The method of claim 1, wherein the magnet pocket is formed on an interior of the orifice wall and the striker pocket is formed on the exterior of the door, and upon separating the door from the shroud, the doors are reversed to position an exterior of the door to the interior to locate the striker pocket adjacent the magnet pocket on the interior of the orifice wall. 3. The method of claim 2, further comprising: inserting a magnetic assembly into the magnetic assembly pocket;inserting a striker plate into the striker pocket; andretaining both the inserted magnetic assembly and the inserted striker plate with friction within the respective magnetic assembly pocket and the striker pocket. 4. The method of claim 3, wherein at least the magnetic assembly is moveable within the magnetic assembly pocket. 5. The method of claim 1, wherein the door is formed to include a first hinge pocket and a second hinge pocket; inserting a first hinge pin of the provided plurality of hinge pins in the first hinge pocket and inserting a second hinge pin of the provided plurality of hinge pins in the second pocket. 6. The method of claim 1, further comprising: forming a double D rib pattern in the door, wherein the door is formed of a material having a material thickness and the double D rib pattern in the door forms a door thickness greater than the material thickness. 7. The method of claim 1, wherein providing the plurality of substantially flat diffuser members, includes forming each diffuser member from plastic as a substantially flat member to include the tab formed with an undercut to include a first length greater than a length of the slot and a second length similar or slightly longer than the length of the slot. 8. The method of claim 1, further comprising: stacking a plurality of the shrouds with at least two of the doors between each of the plurality of shrouds in the stack. 9. The method of claim 1, further comprising: forming the provided plurality of substantially flat diffuser members;forming a diffuser by interconnecting in series at least a sub-plurality of the formed plurality of substantially flat diffuser members by passing at least one formed tab through at least one formed slot in the series of the sub-plurality of the formed plurality of substantially flat diffuser members. 10. A method of manufacturing a housing assembly for a fan portion, comprising: forming a three dimensional shroud assembly as a single piece, comprising: a shroud having a face-wall that substantially defines a face-wall plane and an orifice wall extending from the face-wall in a first direction;a door configured to at least partially close a passage through the shroud defined at least by the orifice wall and formed to be separated from the shroud;a magnet pocket formed with one of the orifice wall or the door, wherein the magnetic pocket includes at least one open end to receive a magnetic assembly;a striker pocket on one of the door or the orifice wall, wherein the striker pocket is configured to contain a striker member;a plurality of spacers surrounding an exterior of the orifice wall and having a sidewall extending from the face-wall in the first direction, wherein the plurality of spacers are configured to space the formed three dimensional shroud assembly;forming the magnetic assembly to be fixed within the magnet pocket without additional fasteners;forming the striker member to be fixed within the striker pocket without additional fasteners;providing a plurality of hinge pins to operably interconnect the door and the shroud to allow movement of the door relative to the face-wall;providing a plurality of substantially flat diffuser members, wherein each flat diffuser member includes a tab at a first edge and a slot formed near a second edge, wherein the provided plurality of substantially flat diffuser members are configured to be connected with the respective tab and slot to form a diffuser configured to be connected to the formed shroud;fixing the magnetic assembly in the pocket at least by pushing a first side plate into the magnet pocket to engage a first internal surface of the magnet pocket with a first serration formed at an outer edge of the first side plate, pushing a second side plate into the magnet pocket to engage a second internal surface of the magnet pocket with a second serration formed at an outer edge of the second side plate, and positioning a magnet between the first side plate and the second side plate within the magnet pocket;wherein the orifice wall and the magnet pocket on the orifice wall are formed together as one piece. 11. A housing assembly for a fan portion, comprising: a shroud having a face-wall portion configured to be mounted to a structure and an orifice wall extending from the face-wall portion, wherein a passage is formed by the orifice wall and a magnet pocket is formed with the shroud, wherein the magnet pocket includes an interior formed by at least a wall of the magnet pocket;a door member configured to selectively block at least a portion of the passage in a closed position, wherein the door member includes a striker pocket formed during formation of the door member at least as a depression including a first wall and a second opposed wall extending into the door member from a first surface of the door member;a striker member having a driving end configured to be pushed into the striker pocket and at least a first edge including a serration to fix the striker member within the striker pocket formed in the door member without additional fasteners; anda magnetic closure assembly fixable in the interior of the magnet pocket formed in the shroud, wherein the magnetic closure assembly includes, a first side plate,a second side plate, anda magnet positioned between the first side plate and the second side plate,wherein the first side plate, the second side plate, and the magnet are installed in the magnet pocket without additional tools;wherein the door member is configured to be held in the closed position by the striker member being magnetically held by the magnetic closure assembly. 12. The housing assembly of claim 11, wherein the first side plate includes a first cross end having a j-shape and a second cross end having a t-shape; wherein the second side plate includes a third cross end having a j-shape and a first cross end having a t-shape. 13. The housing assembly of claim 11, wherein the first side plate includes at least a first one of a serration, a finger, or a saw tooth to engage the interior of the magnet pocket; wherein the second side plate includes at least a second one of a serration, a finger, or a saw tooth to engage the interior of the magnet pocket. 14. The housing assembly of claim 11, wherein the door member includes a first door and a second door both moveable towards one another to open the passage. 15. The housing assembly of claim 14, wherein each of the first door and the second door is formed from a material having a substantially uniform material thickness, wherein each of the first door and the second door is shaped to have a ribbed configuration to define a door thickness, wherein the door thickness is a distance between a first peak of the ribbed configuration and a second peak of the ribbed configuration opposite the first peak so that the door thickness is greater than the material thickness; wherein the ribbed configuration includes a first raised rib portion and second raised rib portion and at least one valley between the first raised rib portion and the second raised rib portion, wherein the first raised rib portion, the second raised rib portion, and the at least one valley generally define a double D ribbed configuration having a first closed D smaller and within a second open D. 16. The housing assembly of claim 14, further comprising: at least four hinge pins;wherein each of the first door and the second door is molded to define at least two hinge pockets, one hinge pocket of the two hinge pockets being formed into each end of the respective first door and the second door; andwherein one hinge pin of the at least four hinge pins is positioned in each one hinge pocket. 17. The housing assembly of claim 11, further comprising: a diffuser defined by a plurality of diffuser members configured to be interconnected, wherein each of the plurality of diffuser members includes a plurality of slots on a first side and a plurality of tabs on a second side opposite the first side, wherein the diffuser is coupled to the shroud;wherein the each of the plurality of diffuser members is substantially flat across a first major surface and a second major surface, where both the first major surface and the second major surface extend between the first side that includes the plurality of slots and the second side that includes the plurality of tabs at least prior to being interconnected with another of the diffuser members. 18. The housing assembly of claim 17, further comprising: a grill member having an external geometry defined by an outer most annular member, wherein the outer most annular member is operable to contact an annular interior of the diffuser that is formed by interconnection of the plurality of diffuser members. 19. A housing assembly for a fan portion, comprising: a shroud having a face-wall portion to be mounted to a structure and an orifice wall extending from the face-wall portion, wherein an inner surface of the orifice wall forms a passage;a diffuser coupled to the shroud, wherein the diffuser is formed of a plurality of substantially flat sheet plastic diffuser members coupled together in series by a tab formed at a first edge of each substantially flat sheet plastic diffuser member received in a slot formed near an edge of a second edge of each substantially flat sheet plastic diffuser members; anda tubular support member coupled to and surrounding the orifice wall to maintain a circumference of the orifice wall;a door member molded to define at least two hinge pockets, one of the two hinge pockets being formed into each end of the door member;at least two hinge pins, wherein one hinge pin of the two hinge pins is positioned in each hinge pocket of the two hinge pockets formed into the door member;a first striker member positioned in a first striker pocket molded into the door member as a recess into the door between two surfaces of the first striker pocket and a striker pocket bridge over the recess, wherein the first striker member is pushed into the first striker pocket; anda first magnetic assembly having at least a side plate having at least one serration and a magnet member positioned in an interior of a first magnetic assembly pocket molded into the orifice wall;wherein each hinge pin is positioned in a respective bore formed in the orifice wall to allow movement of the door member relative to the face-wall between an open position and a closed position;wherein the tubular support member provides a clearance for movement of the door member into a volume at least partially encompassed by the diffuser when coupled to the shroud;wherein in the closed position the first striker member magnetically interacts with the first magnetic assembly to assist in maintaining the door member in the closed position;wherein the diffuser is mounted over the tubular support member to position the diffuser relative to the orifice wall. 20. The housing assembly of claim 19, further comprising: a grill coupled near an outlet of the diffuser having an outer most substantially rigid substantially circular member positioned to contact an interior circumferential surface of the diffuser to maintain the diffuser in a selected substantially circular shape by the outer most substantially rigid substantially circular member of the grill. 21. The housing assembly of claim 19, wherein the door member is formed from a material having a substantially uniform material thickness and shaped into a ribbed configuration to define a door thickness that has a distance between two opposing peaks of the ribbed configuration, wherein the door thickness is greater than the material thickness; wherein the ribbed configuration includes a first raised rib portion and second raised rib portion and at least one valley between the first raised rib portion and the second raised rib portion;wherein the first raised rib portion, the second raised rib portion, and the at least one valley generally define a double D ribbed configuration have a first closed D within a second open D;wherein the second open D has an edge at an edge of the door member. 22. A housing assembly for a fan portion, comprising: a shroud having a face-wall portion operable to be mounted to a support member of a structure, the face-wall portion generally defining a geometric shape having at least a side configured to be positioned near the support member, a corner adjacent to the side, and a passage formed through the shroud;an orifice wall extending at a non-zero angle from the face-wall portion around the passage and further defining the passage;a support member contacting and exterior surface and support the orifice wall;a diffuser contacting the support member and spaced from the orifice wall by the support member;a fixation member extending through the orifice wall between a first end and a second end;a first door having a hinge pocket;a hinge pin received in the hinge pocket and a bore formed through the orifice wall, wherein the first door is configured to move between and open position and a closed position;a second door, wherein the first door and the second door are operable to move between an open position and a closed position relative to the passage by rotating relative to the orifice wall via the respective a first pair of hinge pins and a second pair of hinge pins;a first striker member positioned in a first striker pocket molded into the first door and a second striker member positioned in a second striker pocket molded into the second door; anda first magnetic assembly having a side plate with a serration pushed into a first magnetic assembly pocket molded into the orifice wall and a second magnetic assembly positioned in a second magnetic assembly pocket molded into the orifice wall and spaced apart from the first magnetic assembly pocket;wherein in the closed position the first striker member magnetically interacts with the first magnetic assembly to assist in maintaining the first door in the closed position and the second striker member magnetically interacts with the second magnetic assembly to assist in maintaining the second door in the closed position;wherein a transition radius is formed from the face-wall portion to the orifice wall where the orifice wall extends from the face-wall portion, wherein the transition radius includes a first transition radius at the side and a second transition radius at the corner;wherein the first end of the fixation member is selectively coupled to the diffuser and wherein the second end of the fixation member is coupled to the first door a biasing member to bias the first door towards the shroud;wherein the first transition radius is smaller than the second transition radius. 23. The housing assembly of claim 22, wherein the first transition radius is about 0.25 millimeters (mm) (about 0.01 inches) to about 7.6 mm (about 0.3 inches) and the second transition radius is about 76 mm (about 3 inches) to about 101 mm (about 4 inches). 24. The housing assembly of claim 22, wherein the first transition radius is about 10 times larger than the second transition radius. 25. The housing assembly of claim 22, further comprising: a diffuser assembly including a plurality of diffuser members connected together with a tab and slot connection, wherein a first tab extending in planar alignment with a mating surface of a first diffuser member of the plurality of diffuser members is positioned through a cooperating slot in a second diffuser member of the plurality of diffuser members;wherein each of the plurality of diffuser members is connected at a first end and a second end to another of the plurality of diffuser members;wherein each of the plurality of diffuser members includes a substantially flat first major surface and opposed second major surface extending between the first side and the second side;wherein each of the diffuser panels is formed of a plastic.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (27)
Bucher, John C.; Wang, Shooupyng, Air exhausting apparatus with draining passage.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.