1089 results about "Pressure cooking" patented technology

A pressure cooker with a handle with an operating element, wherein the operating element comprises a rotating shaft. Also, a pressure cooker with an operating element with which pressure from the pressure cooker can be relieved through an aperture, wherein means are provided with which the pressure can be relieved with at least two specified different pressure relief rates or with at least one specified pressure relief rate and with a pressure relief rate which can be set to greater values than the specified value. Also, a pressure cooker with an operating element for opening and closing an aperture of the pressure cooker, wherein a second operable aperture of the pressure cooker is provided, as well as a pressure cooker with a pressure acquisition device having a mechanical part with at least one part, movable by the pressure, and an electronic part, which can acquire the position of the movable part in order to determine the pressure.

The invention relates to a food-cooking utensil including:

• • locking/unlocking means; and
  • a control member (6) for controlling the movement of said locking/unlocking means;
  • the control member (6) and the locking/unlocking means co-operating so that the position of the locking/unlocking means varies as a function of the position of the control member (6) in a first relationship while the control member (6) is being moved from its locking position towards its unlocking position, and so that the position of the locking/unlocking means varies as a function of the position of the control member (6) in a second relationship while the control member (6) is being moved from its unlocking position towards its locking position. Food pressure cooking devices.

A chamber formed of a dielectric material is sealed with a lid for use in a microwave oven. The lid contains a pair of translating grip that engage the chamber rim to seal the vessel to contain pressure. The grips can be activated to release the lid by a centrally disposed button type actuator. The grips are coupled to a vent release means formed within the shell like construction of the lid.

The invention relates to a lid locking device for the safety of electric pressure cooking saucepan and a control method thereof, the lid locking device for the safety of electric pressure cooking saucepan comprises a switch button arranged on the lid, a clasp under the switch button hinged with the lid, a clasp head at the downward end of the clasp connected with the saucepan body, a exhaust hole arranged on the lid. The invention is characterized in that the exhaust hole is provided with a press piece for sealing, a push rod is arranged beside the press piece, one end of the push rod is near the press piece, and the other end of the push rod is hinged with one end of a connecting rod and extends under the switch button on the lid, the middle of the connecting rod is hinged on a hinge support, and the other end of the connecting rod is connected with a driving mechanism. The driving mechanism includes an electromagnetic valve arranged inside the lid, the other end of the connecting rod is hinged with a valve rod of the electromagnetic valve, the push rod is provided with a compressed spring and/or the connecting rod is provided with an offsetting spring, the electromagnetic valve is arranged on the lateral side of the push rod. The invention has the advantages of simple and reasonable structure, high safety degree, and flexible operation.

The invention discloses a control method and device of an electric pressure cooking saucepan. The method includes that according to the temperature changing information in the process of an electric pressure cooking saucepan working, the information of amount of rice which is waiting to be cooked in an electric pressure cooking saucepan is firstly judged. Then according to the result of the first judgment, the heating model is decided. An electric pressure cooking saucepan is controlled by the determined heating model to heat rice. The control method and device of an electric pressure cooking saucepan solve the problem that during the process that an electric pressure cooking saucepan is used for rice steaming with the prior art, more amount of rice may cause poor taste. The control method and device of an electric pressure cooking saucepan also avoid the situation that the rice is half cooked or over tender or scorched in part. Besides, the control method and device of an electric pressure cooking saucepan improve the taste of steamed rice of an electric pressure cooking saucepan and further improves the experience degree of users.

The present invention relates to an electric rice pressure cooker without a rubber packing, and more particularly, to an electric rice pressure cooker including a main body case having an open top, an inner pot installed inside the main body case, and a cover hinge-coupled to the main body case and disposed to cover the open top of the main body case, wherein the inner pot has a plurality of flange portions provided on a top portion thereof at certain intervals apart along a circumferential direction and has a tapered sloped surface formed on the top end thereof, and the cover comprises: a sealing member having a circular hole formed in the center thereof, being seated on the inner pot, and having a bottom surface that is seated on and contacts the inner pot and is formed to correspond to the top end of the inner pot; and an inner cover provided with a receiving space therein in which the sealing member can move vertically, the inner surface of the receiving space being configured to maintain a tight seal with the peripheral end portion of the sealing member. The sloped surface of the inner pot is tapered toward the inside, the sealing member is provided with a bent portion so as to contact the sloped surface of the inner pot and the inner surface of the inner cover, and a part of the bent portion contacting the sloped surface is formed as a sealing surface corresponding in shape to the sloped surface, so that steam generated during cooking passes through the circular hole and presses the sealing member downward to maintain a tight seal with the inner pot.

A pressure cooker (1) comprises: a pressure vessel (2) for containing items to be cooked; an inlet (3) in a wall of the pressure vessel (2) for receiving steam from a steam source; and a pump (4) for pumping the steam from the steam source into the pressure vessel (2) through the inlet (3), wherein the pump (4) produces a maximum pressure below a maximum safety pressure for the pressure vessel (2).

The invention relates to the technical field of electric pressure cookers, in particular to an electromagnetic heating electric pressure cooker. The electromagnetic heating electric pressure cooker structurally comprises a shell, an inner pot and an outer pot, wherein a pressure switch and a control device are arranged at the bottom of the outer pot; an annular heating disk component and a sensor component are arranged between the inner pot and the outer pot; a through hole is formed in the middle of the heating disk component; the sensor component is mounted in the through hole; the heating disk component comprises an electromagnetic heating outer disk, a radiating fan, an electromagnetic heating wire coil, an electromagnetic coil, a plurality of magnetic strips, an electromagnetic heating disk cover and an anti-magnetic disk; the sensor component comprises a fixed frame, a spring arranged on the fixed frame in a sleeving manner, a sensor cap and a thermistor; and the thermistor is electrically connected with the control device. Compared with the prior art, the electric pressure cooker has the advantages of simple structure, high radiating performance, capacity of precisely controlling pressure and temperature and long service life, truly realizes application of an electromagnetic heating technology to the electric pressure cooker, and has a wide market prospect.

The present invention provides a soup cooking method for a pressure cooker. The soup cooking method at least includes the following steps. In the heating stage, the control element controls the heating element to heat the inner pot with the first power to the first state, and the cooking cavity reaches the first set temperature T0; In the stage of high temperature and slow stewing, the control element controls the heating element to heat the inner pot with the second power, so that the temperature of the cooking cavity is maintained within the range of T0±2°C; in the step-up stage, the control element controls the heating element to heat the inner pot with the third power, When the float floats up, the cooking cavity reaches the first set pressure Pt; in the pressure maintaining stage, the control element controls the heating element to heat the inner pot with the fourth power, so that the pressure of the cooking cavity is maintained within the range of Pt±20Kpa. The pressure cooker soup cooking method provided by the invention can improve cooking quality. The invention also provides a pressure cooker using the soup cooking method.

The invention relates to a cooking vessel for cooking food under pressure, said vessel comprising:

• • a cooking bowl (2), a lid (3), and locking means (5); and
  • support means disposed between the lid (3) and the locking means (5); said cooking vessel being characterized in that:
  • firstly, the lid (3) and the bowl (2) are shaped so that the lid (3) penetrates into the bowl (2) so as to form an “internal-mount” lid; and
  • secondly, the support means subdivide the lid (3) into one or more fixed angular sectors (3F), and one or more free angular sectors, said support means and the lid (3) being dimensioned in a manner such as to enable the free sector(s) of the lid (3) to be deformed in controlled manner under the effect of the pressure prevailing in the bowl (2). A cooking vessel for cooking food under pressure.

The invention discloses a rapidly-cooling pressure cooking appliance, and belongs to the field of kitchen cooking electric appliances. The technical problem that an existing pressure cooking appliance can not be rapidly opened after cooking is completed is solved. A rapidly-cooling electric pressure cooker comprises a body, an inner cooker body, a cover and a cooling mechanism, wherein the body comprises an outer cooker body; the inner cooker body is contained in the outer cooker body; the body is covered with the cover, and the cover and the inner cooker body can form a pressure cooking cavity in a sealed mode; the cooling mechanism comprises a cooler, a driving device and a cooling medium container for storing cooling media, the cooling media can be led into the cooler through the cooling medium container, and the driving device drives the cooler to be in contact with the inner cooker body or separated from the inner cooker body. The embodiment of the rapidly-cooling pressure cooking appliance is applied to kitchen pressure cooking appliances such as electric pressure cooker products and pressure cooker products.

The invention relates to the technical field of pressure cookers, and provides an extraction fresh-keeping electric pressure cooker which comprises a cooker body, an outer pot, an inner pot, an outer cover and an inner cover, wherein a circumferential groove with an opening facing upwards is formed in the outer side of the opening of the inner pot; a seal ring is arranged between the inner cover and the inner pot, and comprises an upper lip and a lower lip; the upper lip is clung to the inner side of the inner cover; the lower lip is a vertical annular ring; when the inner cover is in a closed state, the lower lip extends into the circumferential groove; a hose is connected onto the inner cover; one end of the hose is communicated to the inner side of the inner cover in a sealed manner; a mini-type vacuum pump is arranged in the cooker body; the other end of the hose is communicated to the mini-type vacuum pump. The extraction fresh-keeping electric pressure cooker has the advantages that the problem of short fresh-keeping time of residual food in the conventional cooker is solved; the mini-type vacuum pump is started to extract residual air in the extraction fresh-keeping electric pressure cooker, so that pressure in the extraction fresh-keeping electric pressure cooker becomes lower, the lower lip is clung to the inner side wall of the circumferential groove, and external air cannot enter the extraction fresh-keeping electric pressure cooker, that is, the purpose of keeping the residual food fresh for a long time can be realized; as a user needs not to pour the residual food out of the extraction fresh-keeping electric pressure cooker for fresh-keeping in another container, the use is more convenient.

The steam releasing device of pressure cooker includes cooker cover inner plate with steam releasing outlet, valve with by-pass steam channel, releasing pipe communicated with by-pass steam channel of valve and steam releasing portion formed from steam cover with steam releasing hole, on the steam cover a condensate storage portion is set, and said condensate storage portion is equipped with condensate discharge outlet, and on the top cover of cooker cover positioned under the condensate discharge outlet a water discharge hole is set, and the upper portion of the pressure cooker is equipped with water-accumulating portion, and in the interior of cooker the lower portion of condensate storage portion is equipped with a condensate guide portion for guiding the condensate into the described water-accumulating portion.

The invention provides an improved pressure cooker, comprising an outer cooker, an inner cooker, a heating device, a sealing device, a safety device and a control circuit which controls the pressure cooker to work, the cooker bottom of the outer cooker is an elastic plate. Besides, the invention also comprises a capacitance sensor, wherein the capacitance sensor comprises a first polar plate and a second polar plate, the cooker bottom of the outer cooker is elastically deformed by the pressure to generate displacement, thus driving the first polar plate to move corresponding to the second polar plate and changing the distance between the two polar plates, then the signal of the capacitance change value is generated and inputted to the control circuit to detect and dispose, thus controlling the electric pressure cooker to work. The invention achieves the real-time detection and control of the pressure. As the pressure is continuous and adjustable, different pressure or working time can be chose according to the condition of different food during the process of cooking. The capacitance value extra generated due to the capacitance sensor being disturbed by the temperature and the electromagnetic is counteracted by the compensating capacitance greatly. The signal quantity is effectively enlarged by the lever device, thus improving the detecting accuracy and the sensibility of the capacitance sensor.

The invention discloses a clamp pressure cooker retractable structure. The problem that a clamp is prone to self-restoration exists in an existing clamp-type pressure cooker commonly, in addition, a cooker body and a cooker cover can be pressurized under the condition that the cooker body and the cooker cover are not fully buckled by the clamp, and danger exists when the existing clamp-type pressure cooker is used improperly. The clamp pressure cooker retractable structure is characterized in that a first connecting rod located beside an opening button is fixedly connected with a sliding block, a sliding block spring is arranged between the outer end of the sliding block and the end of a sliding groove, and an arc-shaped transmission piece is arranged between the inner end of the sliding block and the opening button; a second connecting rod located beside a closing button is fixedly connected with a stop pin base, and a stop pin capable of moving up and down and self-resetting is installed on the stop pin base; a locking portion used in cooperation with the bottom of the closing button is formed on the upper portion of the stop pin. By means of the clamp pressure cooker retractable structure, the self-reset of the clamp is avoided, the pressure cooker can not be pressurized under the condition that the cooker body and the cooker cover are not fully buckled by the clamp, and the safety when the pressure cooker is used is improved.