25results about "Reducing moisture" patented technology

A magnetic disk device according to an embodiment includes a housing in which a base, an inner cover provided with a first through-hole, and an outer cover are combined in this order and hermetically sealed, a magnetic disk that is stored in the housing, a first desiccant unit that is provided at the inner cover to face the base at a position away from the base, and a second desiccant unit that is provided at the outer cover and inserted into an internal space of the housing through the first through-hole provided in the inner cover to face the base at a position away from the base.

According to one embodiment, a disk device includes a magnetic disk, a housing, a first filter unit, and a second filter unit. The housing is provided with an internal space and is provided with a first through hole. The first filter unit includes a first case with a first accommodation space which is in communication with the first through hole, a first adsorbent in the first accommodation space, and a first filter. The first accommodation space is in communication with the internal space through the first filter. The second filter unit includes a second case with a second accommodation space which is separated from the first accommodation space, a second adsorbent in the second accommodation space, and a second filter. The second accommodation space is in communication with the internal space through the second filter.

A magnetic disk device according to an embodiment includes a housing in which a base, an inner cover provided with a first through-hole, and an outer cover are combined in this order and hermetically sealed, a magnetic disk that is stored in the housing, a first desiccant unit that is provided at the inner cover to face the base at a position away from the base, and a second desiccant unit that is provided at the outer cover and inserted into an internal space of the housing through the first through-hole provided in the inner cover to face the base at a position away from the base.

Provided are devices, and methods for use with devices, that generate oxygen from residual humidity within a sealed enclosure that is filled primarily with an inert gas. A PEM electrolyzer that is configured to generate oxygen from residual humidity is situated within the sealed enclosure. The PEM electrolyzer includes a PE membrane disposed between an anode and a cathode, and further includes a hydrogen getter. The hydrogen getter helps the PEM electrolyzer to be a net producer of oxygen. Exemplary sealed enclosure devices include hard disk drives such as HAMR hard drives filled primarily with helium.

A data storage device may include a sealed inner enclosure, wherein a gaseous environment inside the sealed inner enclosure differs from a standard air environment; an outer cover arranged over and coupled to at least one section of the sealed inner enclosure; and an environment-controlling substance located between the sealed inner enclosure and the outer cover. The sealed inner enclosure has at least one membrane to allow the environment-controlling substance to influence the gaseous environment inside the sealed inner enclosure.A method for manufacturing a data storage device may include: sealing an inner enclosure of the data storage device; attaching an outer cover to the data storage device; enclosing an environment-regulating substance between the inner enclosure and the outer cover; and creating a non-standard air environment inside the inner enclosure of the data storage device.

To provide a disk device capable of suppressing oxygen consumption inside the device and improving reliability.SOLUTION: According to one embodiment, a disk device comprises a housing in which a low-density gas containing oxygen and having a density lower than that of air is sealed, a disk-shaped recording medium rotatably provided in the housing, a spindle motor provided in the housing and supporting and rotating the recording medium, and a magnetic head including a thermal assist element for heating the recording medium. The surface of the magnet of the spindle motor is covered with a shielding film for shielding oxygen permeation.SELECTED DRAWING: Figure 3

An oxygenating system for treating an atmosphere of a magnetic storage device can include an oxygenating material inside a sealed casing of the magnetic storage device and comprising an oxygenated salen of formula (I):where M can be a metal selected from Co, Ni, Mn, Fe or Cu, and R1, R2, R3, R4, R5, R6, R7 and R8 are independently substitutions on aromatic and ethylene diamine portions such as, but not limited to, H, F, Cl, Br, I, carbonyl, carboxyl, hydroxyl, alkyl, aryl, amine, amide, nitro, or other typical electron withdrawing groups or electron donating groups.

Disclosed are sealed-enclosure disk drives that utilize diffusion barriers to prevent volatile organic contaminants (VOCs) from migrating or flowing through interstitial spaces between covers of the disk drives, and thereby reaching the interior space where components reside that may be susceptible to VOCs. Accordingly, a diffusion barrier is disposed between the top cover and the process cover of the hard drive and positioned to reside in a migration path of VOCs to the interior space. The VOCs are primarily produced by a source of VOCs located in interstitial spaces between the covers, for example an adhesive that bonds the covers, a vibration dampener material, or the like. The diffusion barrier may include activated carbon selected to absorb and / or sequester VOCs.

Data storage devices including sorbent compositions and related articles, systems, and methods are disclosed. The present disclosure provides a data storage device that includes one or more articles of manufacture. An article includes a sorbent composition having one or more molecular sieves for adsorbing one or more organic compounds, and a binder component including at least one cured rubber. Related methods of making articles.

To seal a desiccant in which hygroscopicity is maintained.SOLUTION: According to an embodiment, a magnetic disk device includes a housing in which a base, an inner cover provided with a first through-hole, and an outer cover are combined in this order and airtightly closed, a magnetic disk accommodated in the housing, a first desiccant unit provided in the inner cover so as to be separated from and face the base, and a second desiccant unit provided in the outer cover and inserted into an internal space of the housing via the first through-hole provided in the inner cover so as to be separated from and face the base.SELECTED DRAWING: Figure 2

The invention discloses storage equipment based on network security, and relates to the technical field of network storage equipment.The storage equipment comprises a mounting cabinet, a storage cabinet is fixedly connected to the upper side of the mounting cabinet, a water cooling assembly is fixedly connected to the upper side of the storage cabinet, and an air inlet is formed in the left side of the mounting cabinet; an air inlet pipe is fixedly connected to the inner wall of the air inlet hole, the end, away from the mounting cabinet, of the air inlet pipe penetrates through the inner wall of the left side of the storage cabinet, a storage equipment body is fixedly connected to the inner bottom wall of the storage cabinet, and an air exchange hole is formed in the rear side of the storage cabinet. By arranging the air-cooling heat dissipation mechanism and utilizing the circulating air pump as a power source, air in the storage cabinet is extracted out and injected into the drying box filled with a drying agent, water vapor in the air is removed, then the air is injected into the storage cabinet again, it is ensured that the storage cabinet is always kept dry, and the situation that the body breaks down due to water drops generated when the plum rain section gets damp is avoided; and normal operation of the storage equipment is ensured.

The embodiment of the invention relates to a magnetic disk device. A magnetic disk device according to an embodiment includes: a housing in which a base, an inner cover provided with a first through-hole, and an outer cover are combined in this order and hermetically sealed; the magnetic disk is accommodated in the shell; a first desiccant unit provided in the inner cover so as to be separated from and face the base; and a second desiccant unit provided on the outer cover and inserted into the inner space of the housing through a first through hole provided in the inner cover so as to be separated from and face the base.

The embodiment of the invention relates to a disk device. According to one embodiment, the disk device includes: a housing in which a low-density gas containing oxygen and having a lower density than air is sealed; a disc-shaped recording medium provided in the case so as to be rotatable; a spindle motor which is provided in the housing, supports the recording medium, and rotates the recording medium; and a magnetic head including a thermal assist element that heats the recording medium. The surface of the magnet of the spindle motor is covered by a shielding film which blocks the transmission of oxygen.

An oxygenating system for treating an atmosphere of a magnetic storage device can include an oxygenating material inside a sealed casing of the magnetic storage device and comprising an oxygenated salen of formula (I):where M can be a metal selected from Co, Ni, Mn, Fe or Cu, and R1, R2, R3, R4, R5, R6, R7 and R8 are independently substitutions on aromatic and ethylene diamine portions such as, but not limited to, H, F, Cl, Br, I, carbonyl, carboxyl, hydroxyl, alkyl, aryl, amine, amide, nitro, or other typical electron withdrawing groups or electron donating groups.

The object of the present invention is to provide a magnetic disk drive that has excellent performance in removing gas molecules having a predetermined effective diameter. [Solution] The magnetic disk device of the embodiment has a housing, a rotatable disk provided inside the housing, a head provided inside the housing that can write and read information to the disk, a voice coil motor provided inside the housing that drives the head, and a filter structure provided inside the housing that has a porous body including a first porous body having an average pore diameter of 0.4 nm or more and 1.0 nm or less.

According to one embodiment, a disk device includes a housing filled with a low density gas containing oxygen and having a density lower than a density of air, a disk-shaped recording medium provided in the housing to be rotatable, a spindle motor provided in the housing and supporting and rotating the recording medium, and a magnetic head including a heat assist element which heats the recording medium. A surface of magnet of the spindle motor is covered with a shielding film blocking oxygen permeation.

The embodiment of the invention relates to a magnetic recording device and a manufacturing method of the magnetic recording device. According to one embodiment, a magnetic recording device includes a housing having an internal dew point of 5 DEG C or less, a disc-shaped recording medium provided inside the housing, and a magnetic head provided inside the housing and performing information processing on the recording medium.

The filter assembly has a housing. The housing has an inner body and an outer body surrounding at least a part of the inner body. The inner body has a laterally extending base and a first side wall extending axially outward from the base by an axial length. The inner body defines a cavity. The first side wall defines a peripheral surface around the cavity. The first filter medium extends across the peripheral surface and across the cavity. The adsorbent is disposed within the cavity. The outer body includes a second side wall extending laterally outward from the first side wall and surrounding the first side wall. The second side wall extends at least 50% of the axial length of the first side wall. The outer body has a first axial end and a second axial end and a retainer portion extending laterally inward from the first axial end. The retainer portion is located axially outward from the first filter medium.

A magnetic disk device of an embodiment includes: a housing in which a base and a cover are combined and airtightly closed; a magnetic disk housed in the housing; a needle protruding upward in an internal space of the housing; and a desiccant assembly provided on the cover so as to face the base away from the base by a predetermined distance, in which the desiccant assembly includes: a case including an opening on a surface facing the base, a sealing film provided at the opening, a division filter that divides space of the case into a first chamber and a second chamber, the second chamber including the opening, and a desiccant filled in the first chamber, and the second chamber communicates with the internal space of the housing by the needle penetrating the sealing film.

A data storage device may include a sealed inner enclosure, wherein a gaseous environment inside of the sealed inner enclosure differs from a standard air environment; an outer cover situated over and coupled to at least a portion of the sealed inner enclosure; and an environment-controlling substance situated between the sealed inner enclosure and the outer cover. The sealed inner enclosure comprises at least one membrane to allow the environment-controlling substance to affect the gaseous environment inside of the sealed inner enclosure. A method of manufacturing a data storage device may comprise sealing an inner enclosure of the data storage device; applying an outer cover to the data storage device; including an environment-controlling substance between the inner enclosure and the outer cover; and creating a non-standard air environment within the inner enclosure of the data storage device.

The objective is to provide a magnetic recording device and a method for manufacturing the same that can suppress the deterioration of the head and recording medium and maintain constant performance over a long period of time. [Solution] According to the embodiment, the magnetic recording device comprises a housing with an internal dew point of 5°C or less, a disk-shaped recording medium provided inside the housing, and a magnetic head provided inside the housing for performing information processing on the recording medium.

A data storage device may include an enclosure and a metal organic framework (MOF) container situated within an enclosure interior. The MOF container contains a MOF configured to store captive molecular units and to release the captive molecular units in gaseous form into the enclosure interior. A method of manufacturing the data storage device may include charging the MOF, attaching the MOF container to the enclosure interior, and sealing the enclosure after attaching the MOF container to the interior of the enclosure. A method of adjusting an amount of gas in a sealed data storage device may comprise including a MOF container within an interior of the sealed data storage device, the MOF container containing a MOF, charging the MOF, and, after the sealed data storage device has been placed into service, the MOF releasing captive molecular units into the interior of the sealed data storage device.

According to one embodiment, a magnetic recording device includes a housing having an internal dew point of 5° C. or less, a disk-shaped recording medium provided inside the housing, and a magnetic head provided inside the housing and performing information processing with respect to the recording medium.