초록 ▼

A static mixer comprises a mixing chamber with an inlet mixing module, fluids to be mixed being fed into the module to undergo swirling and jet collision, at least one intermediate mixing module connected to the inlet mixing module and provided with means for splitting liquid flow into a plurality o

A static mixer comprises a mixing chamber with an inlet mixing module, fluids to be mixed being fed into the module to undergo swirling and jet collision, at least one intermediate mixing module connected to the inlet mixing module and provided with means for splitting liquid flow into a plurality of jet flows with subsequent recombination of said jets and mixing action of vortices formed around the jet flows, and an outlet mixing module connected to the intermediate mixing module and provided with means for further swirling premixed fluids.

대표청구항 ▼

A static mixer comprises a mixing chamber with an inlet mixing module, fluids to be mixed being fed into the module to undergo swirling and jet collision, at least one intermediate mixing module connected to the inlet mixing module and provided with means for splitting liquid flow into a plurality o

A static mixer comprises a mixing chamber with an inlet mixing module, fluids to be mixed being fed into the module to undergo swirling and jet collision, at least one intermediate mixing module connected to the inlet mixing module and provided with means for splitting liquid flow into a plurality of jet flows with subsequent recombination of said jets and mixing action of vortices formed around the jet flows, and an outlet mixing module connected to the intermediate mixing module and provided with means for further swirling premixed fluids. ge opening. 5. The melting device according to claim 4, wherein the means comprises a slot. 6. The melting device according to claim 5, wherein the slot is disposed in a helical form. 7. The melting device according to claim 1, wherein the melting chamber has an apex angle of less than 60°. 8. The melting device according to claim 7, wherein the apex angle is equal to or less than 40°. 9. The melting device according to claim 8, wherein the apex angle is equal to or greater than 5° and is equal to or less than 25°. 10. The melting device according to claim 9, wherein the apex angle is equal to or greater than 12° and is equal to or less than 17°. 11. The melting device according to claim 1, wherein the melting chamber is conical. 12. An inkjet printer containing at least one print head, said printhead being provided with a combination of a solid ink unit and a melting device for melting the ink unit, said melting device comprising a melting chamber provided with a wide end for dispensing the ink unit to the melting chamber and a narrow end, such that during melting, the ink unit moves in a direction from the wide end to the narrow end, wherein dimensions of the ink unit are adapted to the dimensions of the melting chamber such that the ink unit, when dispensed in the melting chamber, is laterally grasped, with respect to the said direction, by one or more walls of the melting chamber, without being supported by a wall of the melting chamber in a plane substantially perpendicular to said direction, whereby, during the melting of the said ink unit, each of said one or more walls is heated to a temperature where the ink is a liquid. body, for engaging the holes in the brackets and for guiding the close-off into alignment over the open region. 2. The close-off of claim 1 wherein the mounting hardware and the plurality of features are integrated with the planar body. 3. The close-off of claim 1 wherein the planar body includes at least one embossed region formed in the planar body. 4. The close-off of claim 3 wherein the embossed region extends substantially longitudinally along the planar body. 5. The close-off of claim 1 wherein the catch of the mounting hardware engages the portions of the brackets when the features projecting from the planar body are in engagement with the holes in the brackets. 6. The close-off of claim 5 wherein the catch of the mounting hardware is prevented from engaging the brackets when the features projecting from the planar body are out of engagement with the holes in the brackets. 7. The close-off of claim 1 wherein the mounting hardware is a spring-mounted sliding latch. 8. The close-off of claim 1 wherein the mounting hardware is an opposing pair of latches extending through a pair of openings formed in the planar body, and wherein the latches includes catches for engaging an opposing pair of the brackets. 9. The close-off of claim 8 wherein the catches each have a frame-engaging surface which is separated from the planar body by a space which substantially corresponds to the bracket engaged by the latch. 10. The close-off of claim 1 wherein the features projecting from the planar body include an opposing pair of guide pins sized to slidingly engage the holes in the brackets. 11. The close-off of claim 10 wherein the guide pins are fixed to the planar body. 12. The close-off of claim 10 wherein the planar body has a longitudinally oriented center line, and wherein the opposing pair of guide pins are positioned along the center line of the planar body. 13. The close-off of claim 1 wherein the features projecting from the planar body include an opposing pair of locators extending from the planar body. 14. The close-off of claim 13 wherein the locators are embossed in the planar body. 15. The close-off of claim 13 wherein the locators are sized to engage the holes in the brackets. 16. The close-off of claim 13 wherein the planar body has a longitudinally oriented center line, and wherein the opposing pair of locators are positioned on opposing sides of the center line of the planar body. 17. The close-off of claim 16 wherein the locators are symmetrically positioned on the opposing sides of the center line of the planar body. 18. The close-off of claim 16 wherein the features projecting from the planar body additionally include an opposing pair of guide pins sized to slidingly engage the holes in the brackets, and wherein the locators are spaced from the guide pins by a distance corresponding to spacing of the holes in the brackets. 19. The close-off of claim 18 wherein the planar body has a longitudinally oriented center line, and wherein the opposing pair of guide pins are positioned along the center line of the planar body. 20. The close-off of claim 1 wherein the features projecting from the planar body are located on the planar body at positions corresponding to an the hole pattern specified in the Electronic Industries Association standard (EIA-31-0C). 21. The close-off of claim 1 wherein the plurality of bracket-engaging features project from the planar body and toward the holes in the brackets. 22. A close-off for covering an open region of an enclosure, wherein the enclosure includes a plurality of brackets for developing the enclosure, wherein each of the brackets has a series of holes for mounting equipment within the enclosure, and wherein the close-off comprises: a generally planar body having a shape which substantially corresponds to the open region of the enclosure; mounting hardware received in and extending through at least one opening formed in the planar body, wherein the mounting hardware includes a c