40results about How to "Leakage Minimization" patented technology

A hydraulic device in an internal combustion engine for adjusting a rotation angle of a camshaft in relation to a crankshaft includes a tubular stator and a rotor connected in fixed rotative engagement with the camshaft and having plural vanes in spaced apart relationship to define pressure chambers on both sides of the vanes. The stator is connected in fixed rotative engagement with a crankshaft-drive timing pulley and formed in single-piece construction with an end wall to thereby exhibit a pot-shaped structure. The pot is made without material removal from a sheet metal part and constructed to define with the rotor vanes the pressure chambers. Pressure medium is supplied to or purged from the pressure chambers to selectively adjust the position of the rotor in relation to the stator and thereby the position of the camshaft in relation to the crankshaft.

The invention provides a housing for a heat exchanger, a core assembly for a heat exchanger and a heat exchanger for a vehicle. The housing for a heat exchanger includes a first housing portion havingand a second housing portion. The first housing portion has a U-shaped cross-section. The second housing portion cooperates with the first housing portion to define a chamber. The chamber receives aheat exchange assembly. The second housing portion is configured as a plate.

The invention relates to a tobacco alkaloid patch (10; 41; 42; 43; 51; 52; 53; 54) for transdermal administration of a tobacco alkaloid, said patch comprising an impermeable backing (11) and a membrane (14) which defines a reservoir (12) there between, said membrane being permeable to and in contact with said tobacco alkaloid, said tobacco alkaloid being mixed with a viscous flowable gel, said impermeable backing and said membrane being at least partly joined by a sealing and wherein the amount of said tobacco alkaloid is above 10 mg.

The present disclosure relates to a pump which sends washing water and generates steam in order to wash the dishes or the cooking utensils, and a dishwasher including the same. The pump according to an embodiment of the present invention includes a housing; an impeller which is disposed inside the housing and flows washing water; and a heater which is coupled to a lower side of the housing and generates steam by heating the washing water in the housing, wherein the housing includes: a pump lower portion through which the washing water is introduced by rotation of the impeller; and a pump upperportion through which the washing water flows out by rotation of the impeller and the steam generated by the heater flows out, thereby generating steam.

A method for operation of a communication network reduces leakage of data to an adversary that can observe signals transmitted through the communication network. The method includes generating a ranking to order operation of a plurality of nodes that exchange data in a group cryptographic key exchange process based on a leakage map of the nodes. The ranking minimizes leakage of data through a shared communication medium during the group cryptographic key exchange process. The method includes transmitting the ranking to the plurality of nodes through the shared communication medium, and performing, with the plurality of nodes, the group cryptographic key exchange process in an order of operation specified in the ranking to enable the plurality of nodes to exchange a shared cryptographic keythrough the shared communication medium while minimizing leakage of data.

A method for deriving a proper cutting condition of a polarization plate according to an embodiment of the present invention may comprise the steps of: (a) preparing a polarization plate including anadhesive layer and having a cut surface which is cut and formed thereon according to a predetermined cutting condition; (b) providing the polarization plate to a guide part such that one end of the polarization plate comes into contact with the guide part; (c) moving the polarization plate on the guide part; (d) measuring frictional force applied between the polarization plate and the guide part while the polarization plate is moved; and (e) deriving a proper cutting condition of the polarization plate on the basis of a value of the measured frictional force and a reference for determination on whether the adhesive of the polarization plate leaks, wherein the reference has been informationalized in advance by using frictional force data.

A refrigerator comprises: a case having a cooling chamber; a machine room disposed on one side of the case, and configured to accommodate a compressor therein; a condenser disposed on an outer surface of the case; and a heat emission unit configured to guide external air of the case for heat emission of the compressor and the condenser. In the refrigerator, heat emission of the machine room and the condenser is sufficiently performed, and a compact configuration of the machine room is implemented.

The disclosure relates to a machine for thermal treatment of bulk material, comprising: a stationary furnace which presents a support structure, and a plurality of pallet cars traveling through the furnace, said plurality of pallet cars together defining, at a lateral side thereof, a common engagement surface which extends through the furnace, wherein a gap is defined between the support structure of the furnace and the common engagement surface, said gap having a gap length, the machine further comprising: a sealing system comprising a series of leaf members which are partially overlapping, wherein each leaf member of the series of leaf members is connected to the support structure at a first end thereof, and self-biased into engagement with the engagement surface at a second, opposite, end thereof such that the series of leaf members, together, cover the gap over at least part of the gap length.

A method of obtaining conditions for appropriately cutting a polarizing plate according to an exemplary embodiment of the present invention may include: (a) preparing a polarizing plate including an adhesive layer and having a polarizing plate formed by cutting based on any cutting conditions; cutting the surface; (b) setting the polarizing plate so that one end of the polarizing plate abuts the guide unit; (c) moving the polarizing plate on the guide unit; (d) measuring the force applied between the polarizing plate and the guide unit while moving the polarizing plate frictional force; and (e) obtaining conditions for properly cutting the polarizing plate based on the measured value of the frictional force and adhesive leakage measurement criteria preset as information on the frictional force data.

The invention provides an adjusting device for cold storage, comprising a housing equipped with a pair of chambers for forming setting space at the upper side and lower side; the part between the two chambers is formed with a clearing hole for the cooling air to pass through; a pair of rollers respectively arranged at inside of each chamber; a driving part for driving at least one of the two rollers; an opening and closing membrane for forming a communicating hole thereon and whose two ends are fixed on the two rollers, being selectively wound by any one roller when acts through the driving of the driving part to lock the clearing hole or selectively cause the communicating hole to be consistent with the clearing hole; a heating part arranged on at least any outside of the housing. The adjusting device of the invention is able to minimize the thickness of the whole adjusting devices, avoid the adjusting device from high-temperature damage, successfully prevent from icing and stably prevent the cooling air from leaking.

The present invention relates to a method for manufacturing a magnet module. A method for manufacturing a magnet module, according to an embodiment of the present invention, may comprise injection-molding a magnet module comprising a plurality of non-magnetized magnets arranged in a straight line and magnetizing the non-magnetized magnets mounted on the injection-molded magnet module. The injection-molding may comprise mounting non-magnetized magnets on a first portion of a mold consisting of at least two casts having inner portions molded to fit the outer appearance of a magnet module, the first portion forming a frame of the magnet module, injecting resin in a liquid state into the mold, and separating, when the resin is hardened, the mold from the hardened resin, thereby injection-molding the magnet module frame. In addition, before the resin in a liquid state is injected into the mold, a metal plate may be mounted on a second portion of the mold, the second portion forming the baseof the magnet module. Pins for fixing the non-magnetized magnets may protrude from the at least two casts. Accordingly, the manufacturing process of a magnet module is simplified, thereby increasingthe manufacturing efficiency.

The present invention relates to a heat exchanger and, more specifically, to a heat exchanger, which has a manifold coupled to a header tank, allowing easy attachment between a manifold and a header tank as well as avoidance of interference between the manifold and a support by forming a baffle-shaped fixed baffle on one length direction of the header tank to which the manifold is inserted and attached.

The invention relates to a pressure vessel. In order to improve sealing properties, the present invention provides a pressure vessel comprising: a boss part which is arranged in a cylindrical shape and has a through-hole formed in the center part thereof in the vertical direction, and a boss flange part; the boss flange part is integrally expanded towards the outer side of the radius direction along the circumferential direction at the lower part of the boss extension part, and extends the through hole in the vertical direction at the inner side of the radius direction; a liner part which is configured in a container type, has an accommodation space communicating with the through hole, accommodates a fluid therein, and has an upper part which is insert-molded along a lower surface of the boss flange part so as to be sealed and coupled to the lower surface of the boss flange part; and the sealing part is combined with a boundary area between the lower part of the boss flange part and the upper part of the lining part in a sealing manner so as to prevent the fluid accommodated in the accommodating space from leaking.

The invention relates to a gas pressure regulator (1) for regulating the pressure of a gaseous fuel, said gas pressure regulator having a housing (2) in which a gas piston (3) movable longitudinally is arranged ), the gas piston delimits a gas chamber (5) and delimits a pressure chamber (7) that can be filled with a working fluid, wherein the gas piston (3) has a first seal (24) surrounding its outer side, The gas piston (3) is guided sealingly on the housing (2) by means of the first seal and the first seal seals the gas chamber (5). The cooperation of the gas piston (3) and the valve seat (21) forms an overflow valve (20), via which gas can be led out of the gas chamber (5). A second circumferential seal (25) is formed on the outside of the gas piston (3), by means of which the gas piston (3) is likewise guided in a sealing manner in the housing (2) , wherein the gas piston (3) is at least partially surrounded by a low-pressure gas chamber (9), and the second seal (25) separates the low-pressure gas chamber (9) from the gas return chamber (10) , wherein the gas chamber (5) can be connected to the gas return chamber (10) through the overflow valve (20). The invention also relates to a system for supplying an internal combustion engine with gaseous fuel, the system having an intermediate tank (200) and such a gas pressure regulator (1). Furthermore, in a method for operating the system there is a return accumulator ( 300 ), the pressure of which is set between the pressure in the gas chamber ( 5 ) and the pressure in the gas tank ( 100 ).

Provided is a rotor for application in a drive motor that includes multiple cores of the rotor that define a plurality of slots into each of which a permanent magnet is inserted, in which the cores of the rotor include a first core in which fixation jaws for holding in place one surface of the permanent magnet and the other surface opposite to the one surface in a direction of extension of the permanent magnet are disposed, and a second core in which fixation jaws for holding in place one surface of the one surface of the permanent magnet and the other surface opposite to the one surface in the direction of the extension of the permanent magnet are disposed.

A scroll compressor includes a housing, a fixed scroll, and a movable scroll. A compression chamber is formed between the movable scroll and the fixed scroll. An opposing wall is located in and fixed to the housing. A back pressure region is formed between the opposing wall and the movable scroll, and a back pressure in the back pressure region urges the movable scroll toward the fixed scroll. An annular sealing member is arranged between the movable scroll and the opposing wall. The movable scroll includes a holding portion that holds the sealing member. The sealing member includes a rubber portion, which elastically deforms in the holding portion, and a resin portion, which is made of a material harder than the rubber portion. The resin portion at least partially projects out of the holding portion toward the opposing wall. The resin portion is in contact with the opposing wall.

A subassembly for a high pressure fuel injector control valve, comprising a control valve member and a sleeve attached to a stem of the control valve member, the sleeve extending along at least a partial axial length of the stem of the control valve member, and wherein a clearance, provided between the sleeve and the control valve member, is in fluid communication with the control chamber such that during use, pressure compensation occurs, as the sleeve is caused to expand and seal against the control valve bore, thereby preventing leakage of fuel within the control valve assembly.

The disclosure relates to a machine for thermal treatment of bulk material, comprising, a stationary furnace which presents a support structure, and a plurality of pallet cars traveling through the furnace, said plurality of pallet cars together defining, at a lateral side thereof, a common engagement surface which extends through the furnace, wherein a gap is defined between the support structure of the furnace and the common engagement surface, said gap having a gap length, the machine further comprising: a sealing system comprising: one or more drop bars, wherein each drop bar of the one or more drop bars includes a brush arranged on the drop bar such that the brush is configured to be in engagement with the common engagement surface such that the one or more drop bars covers the gap over at least parts of the gap length.