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135results about How to "Remove air" patented technology

Enclosure for preserving perishable goods

InactiveUS20050259895A1Facilitate tight sealMaintain vacuumBagsSacksEngineering
An enclosure 10 for preserving perishable goods 14 includes an inner portion 12 for removably receiving perishable goods 14, an outer portion 16 that removably receives a vacuum device 18 such as a vacuum cleaner which removes air from the enclosure 10 after the goods 14 have been inserted into the inner portion 12, a sealable outer seal 20 that provides an air tight boundary between the enclosure 10 and an end portion 22 of the vacuum device 18 to promote the removal of air from the enclosure 10, and a sealable inner seal 24 that provides an air tight boundary for the inner portion 12 and the goods 14 therein after the removal of air from the enclosure 10 and while the vacuum device 18 remains engaged with the outer seal 20; the vacuum device 18 being separated from the outer seal 20 after the removal of air from the inner portion 12 and the air tight sealing of the inner seal 24 whereby the perishable goods 14 are encased in a vacuum sealed inner portion 12 of the enclosure 10 to preserve the perishable goods 14 after the goods 14 are frozen.
An alternative enclosure 200 includes an opening 222, a first locking seal 202 disposed relatively close and substantially parallel to the opening 222, a second locking seal 204 disposed adjacent and parallel to the first locking seal 202, a third locking seal 206 disposed adjacent and parallel to the second locking seal 204, and an aperture 210 disposed in a first side portion 212 of the enclosure 200 adjacent to the second locking seal 204 to enable an air evacuation tube to snugly insert through the first side portion 212 of the enclosure 200.
Owner:KOZAK BURTON

Full-automatic stone-like brick making machine and brick making method

The invention relates to a full-automatic stone-like brick making machine and a brick making method. The stone-like brick making machine comprises a center seat and a rotary disc, a plurality of moldpositions are uniformly distributed on the rotary disc in the circumferential direction, a vibration box body is fixedly mounted at each mold position through a rubber cushion block, a vibration motoris mounted on the bottom of each vibration box body and is hidden in the vibration box body, lifting oil cylinders are respectively mounted on two symmetrical sides of each vibration box body, and apiston rod of each lifting oil cylinder is connected with a connecting block; and a fabric distributing machine, a vibrating press, a prepressing machine, a main press unit and a demolding and brick discharging unit are sequentially arranged at each mold position correspondingly in the rotating direction of the rotary disc, and 0-2 transition positions are reserved between the vibrating press andthe prepressing machine. According to the invention, brick making processes are innovatively separated and arranged into an annular layout, the occupied area is small, the various processes can act simultaneously, the production period is shortened, the surface of a surface layer is compact, the requirement on raw materials is reduced, produced bricks can be maintained in a maintenance kiln or ina manner of standing and drying in the shade, the production period can be greatly shortened, and the energy consumption is reduced.
Owner:QUANGONG MACHINERY

Isolation type non-woven fabric textile winding machine and application method

ActiveCN107804733ARemove airAchieve flat windingWebs handlingWinding machineEngineering
The invention discloses an isolation type non-woven fabric textile winding machine which belongs to the technical field of textile winding. A cooling fan is arranged at the top of a fixed bracket; anupper flattening roller and a lower flattening roller are arranged at the top of a first bracket in sequence from top to bottom; a tensioning roller is arranged at the top of a third bracket; the tensioning roller is connected onto the third bracket through a second connecting shaft; a second through hole is formed in the top of a side wall of a second bracket; a second fixed block is arranged atthe top of the second through hole; a second rigid spring is arranged at the bottom of the second fixed block; a third connecting shaft is provided with a tracking roller; six groups of winding rollers with the same structure are arranged below the tracking roller; the winding rollers are connected with a connecting frame through a fourth connecting shaft; a ratchet wheel mechanism which is matched with a mounting groove is arranged at the left end of a fifth connecting shaft. The winding machine disclosed by the invention is reasonable in structural design and high in automation degree; simple and convenient textile winding work can be ensured and the winding effect of the fabric is remarkable.
Owner:宁夏中恒创越新材料科技有限公司

Hydraulic control flow valve

The invention discloses a hydraulic control flow valve, which comprises a main valve core and a main valve body, wherein the main valve core is arranged in a main valve sleeve; the main valve sleeve is arranged in a main valve body stepped hole; an oil outlet sleeve is arranged in the main valve body stepped hole below the main valve sleeve; seal rings are arranged between the oil outlet sleeve and the main valve sleeve as well as between the oil outlet sleeve and the main valve body; a sealing member is also arranged between the main valve core and the main valve sleeve; an overflow valve insert and a pressure compensation insert are assembled on the main valve body through threads in a matching way; a cover plate is arranged above the main valve sleeve and is provided with a pressure gauge and an exhaust valve; and seal rings are arranged between the cover plate and the main valve sleeve and at the junction of the cover plate and a main valve body control oil path hole. The hydraulic control flow valve has the advantages of simple structure, convenience in processing, repair and replacement, stable and reliable speed adjustment, good sealing property, simple pipeline connection,small occupied space, convenience in observation and control of pressure and flow, small squeal during work and small jitter of the main valve core. The hydraulic control flow valve is mainly appliedto a drainage system of a liquid cargo ship and the like.
Owner:SHANGHAI LIXIN HYDRAULIC

Processing method for large-scale foaming decorating part

The invention discloses a processing method for a large-scale foaming decorating part. The method comprises the following steps: the material in a mixing and batching system is conveyed to a robot casting system via a foaming system; the material is continuously cast into lower molds of a combined mold vehicle through the robot system; according to program instructions, the upper mold set of the combined mold vehicle automatically complete the actions of turning over molds, closing molds and locking molds of the upper mold set; after the polyurethane product in the mold cavity is subjected to precuring operation, according to the program control instructions, the upper mold set automatically opens the molds, and at least completes exhaust action once; after the exhaust time controlled by the program is over, the upper mold set automatically closes and locks the molds, and locks the molds according to the program until the product is completely cured. The processing method for the large-scale foaming decorating part has the advantages that the exhaust working procedure is realized, the traveling and positioning of the mold vehicle are accurate, the void fraction of the formed product is low, the manufacturing precision of the formed product is high, the foaming density fluctuation of the product is low, and the physical index is high.
Owner:湖南亚太实业有限公司
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