IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
UP-0507222
(2003-03-10)
|
등록번호 |
US-7565862
(2009-08-05)
|
우선권정보 |
FR-02 03091(2002-03-08) |
국제출원번호 |
PCT/FR03/000755
(2003-03-10)
|
§371/§102 date |
20050325
(20050325)
|
국제공개번호 |
WO03/075724
(2003-09-18)
|
발명자
/ 주소 |
- Cartigny, Michel Pierre
- Chameroy, Eric
|
출원인 / 주소 |
|
대리인 / 주소 |
Thoman, Kayden, Horstemeyer and Risley, LLP
|
인용정보 |
피인용 횟수 :
2 인용 특허 :
6 |
초록
▼
Appliances for cooking food under pressure are disclosed herein. According to one embodiment, a cooking appliance comprises a vessel (1), a lid (2), at least one jaw (4) mounted to be moved by a driving device (5), and an opening/closing control device (6, 7, 8). The opening/closing control device
Appliances for cooking food under pressure are disclosed herein. According to one embodiment, a cooking appliance comprises a vessel (1), a lid (2), at least one jaw (4) mounted to be moved by a driving device (5), and an opening/closing control device (6, 7, 8). The opening/closing control device (6, 7, 8) includes an intermediate part (7), which comprises a maneuvering device (7A, 7B) and a clutch device (7C, 19). The intermediate part (7) is mounted to turn freely so that the maneuvering device (7A, 7B) co-operates with the driving device (5). The opening/closing control device also includes a main control member (6) comprising a transmission device (6C), the main control member (6) being positioned so that the transmission device (6C) co-operates with the clutch device (7C). The main control member (6) is mounted to move in translation. Other embodiments disclosed herein are also applicable to domestic appliances for cooking food under pressure.
대표청구항
▼
The invention claimed is: 1. An appliance for cooking food under pressure, the appliance comprising: a vessel (1) and a lid (2) for being fitted to and locked on said vessel (1) in order to form a leaktight cooking enclosure; at least one jaw (4) and corresponding drive means 5, said jaw mounted to
The invention claimed is: 1. An appliance for cooking food under pressure, the appliance comprising: a vessel (1) and a lid (2) for being fitted to and locked on said vessel (1) in order to form a leaktight cooking enclosure; at least one jaw (4) and corresponding drive means 5, said jaw mounted to move in translation between a position in which the lid (2) is locked relative to the vessel (1), and an unlocking position; and a control device (6, 7, 8) for controlling the movement of the at least one jaw (4), the control device comprising: an intermediate part (7) comprising maneuvering means (7A, 7B) and clutch means (7C, 19), and mounted to turn freely relative to the drive means (5) so that the maneuvering means (7A, 7B) co-operates with said drive means (5) so as to control the displacement thereof; and a main control member (6) comprising transmission means (6C, 18, 30, 31), said main control member (6) being positioned relative to the intermediate part (7) so that the transmission means (6C, 18, 30, 31) co-operates with the clutch means (7C, 19) so as to control turning of the intermediate part (7) when the main control member (6) is actuated; wherein the main control member (6) is mounted to move in translation relative to the lid (2). 2. The cooking appliance according to claim 1, wherein the main control member (6) is mounted to move in a direction that is substantially radial. 3. The cooking appliance according to claim 1, wherein the at least one jaw (4) is mounted to move in a direction that is substantially radial. 4. The cooking appliance according to claim 1 wherein the main control member (6) controls rotation of the intermediate part (7). 5. The cooking appliance according to claim 1 wherein the clutch means (7C, 19) comprises a pinion (19) mounted to be axially stationary on the intermediate part (7). 6. The cooking appliance according to claim 5, wherein the transmission means (6C, 18, 30, 31) comprises a rack (18) arranged on the main control member (6) to mesh laterally with the pinion (19). 7. The cooking appliance according to claim 5, wherein the transmission means (6C, 18, 30, 31) comprises: a worm screw (31) mounted stationary on the main control member (6) and extending in the translation direction thereof; and a gearwheel (30) mounted stationary relative to the lid (2) and meshing perpendicularly with the pinion (19), said gearwheel (30) having a central tapped hole co-operating with the worm screw (31) so that movement in translation thereof causes the gearwheel (30) to move in rotation. 8. The cooking appliance according to claim 1, wherein the clutch means (7C, 19) comprises a guide peg (7C) extending axially from the intermediate part (7). 9. The cooking appliance according to claim 8, wherein the transmission means (6C, 18, 30, 31) comprises at least one plane surface (32) extending obliquely relative to the radial direction, and arranged in such a manner that movement in translation of the main control member (6) causes the guide peg (7C) to be engaged by said at least one plane surface (32), which pushes against the guide peg (7C), thereby causing the intermediate part (7) to turn. 10. The cooking appliance according to claim 8, wherein the transmission means (6C, 18, 30, 31) comprises an oblong drive orifice (6C) extending obliquely and co-operating with the guide peg (7C) in such a manner that a movement in translation of the control member (6) leads to a movement in rotation of the intermediate part (7). 11. The cooking appliance according to claim 1, wherein the intermediate part (7) is mounted to turn resiliently relative to the lid (2) in such a manner that its resilient return position corresponds to said at least one jaw (4) being locked. 12. The cooking appliance according to claim 11, wherein the intermediate part (7) is mounted to turn resiliently against a compression spring (33). 13. The cooking appliance according to claim 1, wherein the drive means (5) includes at least one drive arm (5A, 5B) guided to move in translation relative to the lid (2), and presenting an outer end (24, 25) connected to the at least one jaw (4) and an inner end (22, 23) for co-operating with the maneuvering means (7A, 7B). 14. The cooking appliance according to claim 13, wherein the inner end (22, 23) is provided with an axial guide stud (12A, 12B). 15. The cooking appliance according to claim 14, wherein the maneuvering means (7A, 7B) comprises at least one ramp-forming surface (34, 35) extending obliquely relative to the radial direction, and arranged in such a manner that when the intermediate part (7) turns, the ramp-forming surface (34, 35) engages the corresponding axial guide stud (12A, 128) and pushes said guide stud thereby causing the drive means (5A, 5B) to move. 16. The cooking appliance according to claim 14, wherein the maneuvering means (7A, 7B) comprises at least one oblong maneuvering slot (7A, 7B) arranged in the thickness of the intermediate part (7) to engage the corresponding axial guide stud (12A, 12B) in such a manner that turning the intermediate part (7) causes the drive means (5A, 5B) to move. 17. The cooking appliance according to claim 16, wherein the intermediate part (7) is a control-wheel-forming plate having at least one lug (36, 37) and a corresponding number of said at least one jaw (4) and in which the oblong maneuvering slots (7A, 7B) are formed in said at least one lug. 18. The cooking appliance according to claim 1, wherein the maneuvering means (7A, 7B) comprise a link having one of its ends connected to the drive means (5) and having a second end connected to the intermediate part (7). 19. The cooking appliance according to claim 1, wherein the drive means (5) is mounted to slide resiliently relative to the lid (2) in such a manner that its resilient return position corresponds to the at least one jaw (4, 4') being locked. 20. The cooking appliance according to claim 16, wherein the main control member (6) is dynamically coupled with a secondary control member (8) mounted to move on the lid in a substantially axial direction, said secondary control member (8) being suitable for causing the drive means (5A, 5B) to move in the locking direction. 21. The cooking appliance according to claim 20, wherein the control device (6, 7, 8) for controlling movement of the at least one jaw includes reversible blocking means (9, 9', 9") for locking the drive means (5A, 5B) in the unlocking position, the secondary control member (8) including release means (8A) for causing the reversible blocking means (9, 9', 9") to be released. 22. The cooking appliance according to claim 21, wherein the oblong maneuvering slots (7A, 7B) are shaped so that each comprises a bend (38, 39) which forms the reversible blocking means (9, 9'). 23. The cooking appliance according to claim 1, further comprising closure/opening safety means (10) having a position that is sensitive to the pressure or the temperature that exists inside the cooking enclosure, said safety means (10) being mounted to move between two stable abutment positions, a low abutment position in which said safety means puts the inside of the enclosure into communication with the outside below a predetermined internal pressure P0, and a high position in which it closes off communication between the enclosure and the outside when the pressure P0 is reached, so as to allow the pressure inside the appliance to rise for cooking purposes. 24. The cooking appliance according to claim 23, wherein the closure/opening safety means (10) is a pressure-measuring rod. 25. The cooking appliance according to claim 23, wherein the intermediate part (7) is shaped in such a manner as to co-operate with the safety means so that the safety means prevents the intermediate part (7) from turning freely, and thus prevents the lid (2) from unlocking so long as the safety means is in the high position, said intermediate part (7) also being shaped so as to prevent the safety means (10) from reaching the high position so long as the intermediate part (7) is in a position other than that corresponding to the lid (2) being locked. 26. The cooking appliance according to claim 1, wherein the main control member (6) is an opening pusher suitable for being controlled by hand. 27. The cooking appliance according to claim 1, wherein a secondary control member (8) formed as a closure pusher suitable for being controlled by hand. 28. The cooking appliance according to claim 1, wherein the lid (2) comprises an inside face (2A) facing towards the inside of the cooking enclosure and an opposite, outside face (2B) having mounted thereon a mechanism plate (13), the mechanism plate comprising: a vertical assembly pin (14) about which the intermediate part (7) is mounted to turn freely, the oblong maneuvering slots (7A, 7B) thereof co-operating with respective corresponding rectilinear oblong slots (13A, 13B) formed radially in the mechanism plate (13) to define two engagement openings (15, 16) for each of said guide studs (12A, 12B), respectively; and an opening pusher (6); wherein the mechanism plate is arranged in such a manner that radial displacement of the opening pusher (6) leads to turning of the intermediate part (7), where such turning causes said at least one jaw (4) to move to the unlocking position. 29. The cooking appliance according to claim 28, wherein the mechanism plate (13) is suitable for being fitted and releasably secured to the lid (2).
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