1. A microwave oven, comprising:
a cooking chamber;
a stirrer accommodating part disposed at one side of the cooking chamber;
a microwave radiating unit configured to radiate microwaves into the cooking chamber; and
a stirrer installed in the stirrer accommodating part and configured to vary a cavity geometry of the cooking chamber while the stirrer rotates.
2. The microwave oven of claim 1, further comprising:
a driving motor coupled to the stirrer and configured to rotate the stirrer.
3. The microwave oven of claim 1, wherein the stirrer vertically moves while rotating to vary the cavity volume of the cooking chamber.
4. The microwave oven of claim 3, further comprising:
a stirrer cover part coupled to the stirring accommodating part and configured to cover the stirrer; and
a ring-shaped height variable rail in an alternately inclined and declined configuration against a vertical orientation and disposed on one surface of the stirrer cover part and facing the stirrer,
wherein the stirrer comprises protrusion bars coupled to the ring-shaped height variable rail and configured to cause the stirrer to move vertically as the protrusion bars move on the height variable rail, wherein the protrusion bars face the stirrer cover part.
5. The microwave oven of claim 4, wherein each protrusion bar extends in a direction orthogonal to the height variable rail, and wherein further the protrusion bars are arranged along various radial directions relative a center of the height variable rail.
6. The microwave oven of claim 5, wherein the height variable rail is configured to contact a center of the protrusion bar.
7. The microwave oven of claim 1, wherein the stirrer is configured to be inclined with reference to a horizontal orientation and is operable to vary a cavity geometric shape of the cooking chamber when the stirrer rotates.
8. The microwave oven of claim 1, wherein the stirrer is disposed outside the cooking chamber.
9. The microwave oven of claim 1, wherein the stirrer cover part is formed of a non-conducting material.
10. A method of cooking using a microwave oven, the method comprising:
accessing a cooking time requested by a user;
radiating microwaves into the cooking chamber according to the cooking time; and
varying a cavity geometry of the cooking chamber during the radiating.
11. The cooking method of claim 10, wherein the varying the cavity volume comprises varying a cavity volume or a cavity geometric shape of the cooking chamber by moving a stirrer.
12. The cooking method of claim 11 further comprising simultaneously rotating the stirrer and moving the stirrer vertically to vary the cavity volume of the cooking chamber.
13. The cooking method of claim 11, wherein varying the cavity geometric shape comprises simultaneously rotate the stirrer that has an inclined angle with reference to a horizontal orientation.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. Method for producing molded bodies, in particular fibers and textile fabrics thereof, with thermo-regulation properties on the basis of network forming polymeric matrix materials dissolved in aqueous amino oxides, preferably in n-methylmorpholin-n-oxides, characterized in that
up to 200 weightpercent of a micro-encapsulated
phase change material, related to the network forming polymer, are inserted into a matrix network setup of polysaccharides andor globular proteins in such a way that either
a) the micro-encapsulated phase change material is given as a component directly into the suspension consisting of the polymer, the aqueous n-methylmorpholin-n-oxide solution and propylgallate as a stabilizer into a dissolving vessel with stirrer, or
b) in the case of the globular protein, used as polymer, after the pre-interlinking of the former the micro-encapsulated phase change material is given together with the aqueous n-methylmorpholin-n oxide solution and the propylgallate as a stabilizer, and, if necessary, with a further network forming polymer such as, for example, cellulose, into a jacket heated kneading machine, then the dissolving vessel and the kneading machine, respectively are evacuated, the suspension is heated, stirred, the water is evaporated and fibers are molded from the respectively achieved highly viscous spinning solution after a drywet-extrusion process or
c) the micro-encapsulated phase change material is mixed together with an aqueous n-methylmorpholin-n-oxide solution to a stock solution, and the latter is given to an already completed spinning solution consisting of an aqueous n-methylmorpholin-n oxide solution, polymer and propylgallate as stabilizer and, by intimately mixing both, the solutions are given into a mixer, and from the high viscous spinning solution achieved in this manner also fibers are molded after passing a drywet extrusion process.
2. Method as claimed in claim 1,
characterized in that polysaccharides andor polysaccharide derivatives are employed as network forming polymers, which are formed from hexoses with glycosidic 1,4-bonds and 1,6-bonds or at least partially from uronic acids.
3. Method as claimed in claim 1, characterized in that as the network forming polysaccharides are cellulose andor cellulose compounds.
4. Method as claimed in claim 1, characterized in that a water-soluble homopolysaccharide or a heteropolysaccharide or the derivates thereof are inserted as polysaccharides.
5. Method as claimed in claim 1, characterized in that the network forming polysaccharides are native globular proteins.
6. Method as claimed in claim 1, characterized in that natural globular proteins are, by aid of aldehydes such as, for example, glutaraldehyde, pre-interlinked via amino-groups andor amide groups andor imino-groups of the peptide bonds andor oxy-groups of the serine andor cysteine components.
7. Method as claimed in claim 1, characterized in that up to 99.5 weightpercent of polysaccharides and 0.5 to 100 weightpercent, preferably 60 to 90 weightpercent of globular proteins are inserted, related to the entire mass of the solved compounds.
8. Method as claimed in claim 1, characterized in that micro-encapsulated phase change materials such as Thermasorb\xae TY 83 of Outlast Technologies Inc., which have been screened before to a maximal grain size of 50 \u03bcm, or Lurapret\xae PMC 28 of BASF AG are employed.