41results about How to "Unimpeded flow" patented technology

A beverage dispense valve comprising (i) a valve body; (ii) a female taper member inside the valve body the internal diameter increasing in a downstream direction away from the beverage inlet port; (iii) a male taper member, the external diameter of the taper portion increasing in a downstream direction so as to be at least partially complementary to the female taper member, and having a hollow outlet portion downstream of the taper portion, one taper member being slidable relative to the other forming a flow regulator; (iv) one or more apertures penetrating through the male taper member to allow beverage to pass into the interior of the outlet portion, (v) a valve closure arrangement for sealing flow between the beverage inlet port and the beverage outlet port; and (vi) an actuating mechanism outside the valve body to operate both the flow regulator and the valve closure arrangement. The beverage dispense valve described allows simultaneous control of the flow rate of beverage through the valve in unison with the opening and closing of the valve.

A railroad hopper car discharge gate is assembled from unitary stacked frames that provide unimpeded flow of lading during discharge. A low-wear glide system minimizes friction between the gate panels and other components of the apparatus, and an improved sealing system protects lading from contaminants such as rain, dust and insect infestation and provides enhanced vacuum sealing for greater efficiency during vacuum discharge.

Dish washing machine that includes a steam generator, which supplies steam during a washing operation, to aid in the washing of dishes and other items in the dish washing machine. The dish washing machine further including one or more dish washing racks that effectively orient the dishes, and other items to be washed, in such a way so as to avoid inhibiting the steam from being evenly distributed around each of the dishes and other items to be washed. The dish washing machine also including a steam zone indicator to aid in effectively positioning the dishes and other items to be washed by visually distinguishing the region or zone within the dish washing machine that corresponds with high-intensity steam.

The invention discloses a proton exchange membrane water electrolyser structure and an anode plate. The proton exchange membrane water electrolyser structure comprises the anode plate, an anode diffusion layer, a CCM membrane electrode, a cathode diffusion layer and a cathode plate. The anode plate comprises a fluid distribution area, an arc flow channel reaction area and a dotted flow field reaction area; and an anode plate fluid distribution area is an arc-shaped stepped flow field area which is gradually reduced from two sides to the circle center, an ellipse-like distribution structure is arranged in the middle of the area, the part, close to a water inlet, of the anode plate is an arc-shaped flow channel reaction area, and a flow field tail end area is a dot-shaped flow field reaction area. According to the invention, uniform diffusion of reaction water in each flow channel after entering a flow field is ensured by arranging the ellipse-like distribution structure in a fluid distribution area; the flow resistance of reaction water is reduced through an arc-shaped flow channel of the arc-shaped flow field, and the transmission efficiency of the reaction water is improved; and through the dot-matrix type structure of the dot-shaped flow field, formation of bubble plugs is reduced, the mass transfer capacity of reaction water is enhanced, and then the performance of the electrolytic cell is improved.

The invention relates to the manufacture of injection needle, which is aimed to simply obtain an injection needle which dispenses with jointing treatment when a cylindrical shape with a small diameter is made, and enables the smooth flow of a liquid to be ensured without polishing treatment of an inner wall surface. Firstly, a master for the injection needle is made (S1); secondly, a master retaining holder is fitted with the master for the injection needle (S2); subsequently, an electroformed metal adheres to the master for the injection needle by electroforming treatment (S3); and finally, the master for the injection needle is pulled up from an electroforming tank along with the master retaining holder, so that an electroformed body as an injection needle body can be released from the master for the injection needle (S4). In the manufactured injection needle, an outside diameter of a leading end for a puncture is set on the order of 0.12 mm; and a tapered part, the outside and inside diameters of which are reduced toward the leading end, is arranged between a proximal end part and the distal end part for the puncture. The invention simplifies the manufacture of injection needle, and enables the smooth flow of a liquid in the injection needle, further, greatly reduces the pain in puncture.

The invention provides an inclined hole tray for distillation. The inclined hole tray comprises a liquid holding plate, wherein an overflow weir is arranged on the liquid holding plate; a plurality of tongue holes are formed in the liquid holding plate; a tongue plate is respectively arranged on one side of each tongue hole; the tongue plate on one side of each tongue hole comprises an inclined tongue plate and a horizontal tongue plate; one end of each inclined tongue plate is connected with the liquid holding plate; the other side of each inclined tongue plate is connected with each horizontal tongue plate; each horizontal tongue plate is in parallel with the liquid holding plate; the included angle alpha of each inclined tongue plate and the liquid holding plate is 15 to 30 degrees; the tongue holes are formed in the liquid holding plate in rows, each row is in parallel with the length direction of the overflow weir respectively; the row number of the tongue holes in the liquid holding plate is an integral multiple of 3. The inclined hole tray can effectively improve the contact efficiency of gas phase and liquid phase, reduces the time when the gas phase and the liquid phase are balanced, and enables the airflow resistance to keep in a relatively lower level.

The invention discloses a high-strength MgB2 wire manufacturing method. The method includes: 1, manufacturing primary composite wires; 2 assembling secondary composite tubes; 3, drawing the secondary composite tubes for three times at 20%-25% pass processing rate, and then drawing at 10%-15% pass processing rate to obtain wires with required dimensions; 4, performing phase-formation heat treatment on the wires under the protection of argon atmosphere to obtain high-strength MgB2 wires with strength between 220MPa-280MPa. According to the method, CuAg alloy bars are used as reinforcement cores, manufactured multi-core super-conducting wires are transformed evenly, and inner parts are combined tightly, so that the manufactured multi-core super-conducting wires have good plasticity. According to the method, flow of powder in the drawing process is smooth. The method is particularly suitable for processing of MgB two-kilometer long wires and can meet requirements for practical application of super-conducting magnets, especially super-conducting nuclear magnetic resonance spectrometer and the like.

A system component ( 1 ), such as, for example a knitting machine needle ( 2 ), intended for a loop-forming machine has in its foot ( 8 ) at least one cutout ( 14 ) that is set up to accommodate a section of a holder ( 17 ). This holder can be clipped into the cutout in order to hold several such system components in a pre-specified sequence and at a lateral distance and in alignment with respect to each other. The systems components, which are thus temporarily connected to each other, can be handled as a unit and, in this manner, can be removed from the bed ( 5 ), can be treated, for example be cleaned, and can be replaced in the same sequence and alignment in the bed ( 5 ).

The invention provides a plunger type oil spraying pump achieving variable oil supply under multiple working conditions. The plunger type oil spraying pump mainly comprises a plunger and barrel assembly, an oil adjusting device composed of a rack, a gear and a rotating shaft, a driving selecting device composed of a driving frame, a top plate and a top plate stirring rod, an auxiliary driving device composed of a guide plate, a wheel frame and a wheel, and a double-speed-cam driving device composed of a driving shaft, a low-speed cam and a high-speed cam. The plunger type oil spraying pump achieving variable oil supply under the multiple working conditions is characterized in that variable oil supply under the multiple working conditions is achieved through three kinds of chutes, the high-speed cam and the low-speed cam. Multi-working condition adjustment on the effective stroke of a plunger is achieved through the three kinds of chutes in the side face of the plunger, in other words, fine adjustment and buffered oil spraying are achieved through the double-curve type chute, convenient linear adjustment and accurate control are achieved through the linear chute, and rapid emergency adjustment is achieved through the fast-opened chute. Positioning of the three kinds of chutes is achieved through a magnetic block at the position of a notch of the gear and a magnetic strip on a plunger sleeve. The oil pumping frequency is adjusted through the high-speed cam and the low-speed cam on the driving shaft, and variable oil supplying under the multiple working conditions is achieved.

The invention is applicable to the technical field of chemical equipment, and provides a sulfur-containing gas emptying and desulfurizing device, which comprises a separator for removing liquid dropsentrained in emptying gas, a storage device for containing a desulfurizing agent and a plurality of desulfurizing areas for desulfurizing the emptying gas, which are sequentially arranged from bottomto top, and gas distributors are arranged in the storage device and the desulfurizing areas. Therefore, hydrogen sulfide in the emptying gas can be fully absorbed, the desulfurization effect of the emptying gas is improved, and the quality of the surrounding environment of an oil field is improved; the whole device is of a skid-mounted structure, the equipment manufacturing cost is low, emptying gas flows smoothly in the device, the safety is high, the desulfurizing agent is recycled, and the production cost is reduced.

The invention relates to a metering element (10) for flowable and bulk materials, in a deformable, in particular elastic basic body, having a round inlet opening (11) and a slot-shaped outlet (21). On the side which lies opposite the inlet opening (11), an oval face (20) is provided, in which the slot-shaped outlet (21) is oriented in the longitudinal axis of the oval face (20). The outlet (21) can be widened in a variable manner by lateral pressure on circumferential points (12) in the region of the longitudinal axis of the oval face (20). The metering element (10) is preferably attached as a frustoconical connecting sleeve between containers and/or lines, in particular hoses.

A system for moving particles suspended in a first fluid, and for infusing them into the stream of a second fluid, includes a catheter with a multi-lumen distal separator. The separator is formed with a plurality of parallel lumens, wherein each lumen has a predetermined diameter to reduce particle flocculation. An inflatable balloon, affixed to the outside of the catheter, can be provided to regulate flow of the second fluid and thereby facilitate entry of the particles into the stream of the second fluid. A reinforcing member is employed to strengthen the catheter wall under the inflatable balloon. With this arrangement, the catheter does not kink or collapse due to the pressure exerted on the catheter wall when the balloon is inflated. In one embodiment, the reinforcing member includes an annular shaped ring. In another embodiment, the separator is positioned under the balloon and acts as the reinforcing member.

The invention provides an ear canal drying and cleaning device, and belongs to the technical field of articles of daily use. The problem that water enters an existing ear canal is solved. The air canal drying and cleaning device comprises a machine shell, an inner air pipe, an outer air pipe and a flexible sleeve, the inner air pipe and the outer air pipe are in butt joint and communicate with each other to form an air channel used for air circulation, a fan used for generating airflow in the air channel and a heating device used for heating the airflow in the air channel are arranged in the machine shell, a battery is further arranged in the machine shell, and a charging port is further formed in the machine shell. The flexible sleeve is detachably arranged on the outer air pipe in a sleeving mode, and air holes are formed in the flexible sleeve. The ear canal drying and cleaning device has the advantages that the ear canal can be dried and cleaned by hot air, the drying effect is good, and safety, convenience and comfort are achieved.

The invention relates to a slag cooler for cooling slag of a circulating fluidized bed boiler of a power plant, mainly designed to solve the problems of poor cooling effect and easy burnout of the traditional slag cooler. The slag cooler comprises an inner cylinder wall, an outer cylinder wall, a cooling water interlayer, a slag guide sheet, a slag inlet, a slag outlet end, a track, a track supporting wheel, a large sprocket, a water inlet pump and a water pumping pump, wherein a partition wall is arranged between the inner cylinder wall and the outer cylinder wall, a small support upright column is respectively arranged between the partition wall and the inner cylinder wall as well as between the partition wall and the outer cylinder wall, an inner sealing head and an outer sealing head are also arranged between the partition wall and the inner cylinder wall as well as between the partition wall and the outer cylinder wall, a pipeline is arranged on the water inlet pump and is connected with an inner ring of a water separator, the inner ring is provided with a water outlet and is connected with an outer ring in a sliding and sealing mode, a water outlet pipe is arranged on the outer ring and is connected with the inner sealing head, a pipeline is arranged on the water pumping pump and is connected with an inner ring of a water collector, a water inlet is arranged on the inner ring of the water collector, the external of the inner ring of the water collector is connected with the outer ring of the water collector in the sliding and sealing mode, and a water inlet pipe is arranged on the outer ring and is connected with the outer sealing head. The invention has the advantages of good cooling effect and long service life.