| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 137565230 | Vacuum pump | 31 |
| 20080236684 | Piping System of the Air Supply to a Several Calm Hair Dryer for the Beauty Parlor Shop - The present invention is related to a silent hair dryer for supplying a warm current of air, and to a pipe system for using in beauty shop. The pipe system supplies an air of constant pressure and fixed quantity. | 10-02-2008 |
| 20090032125 | VACUUM GENERATING UNIT - An ejector functioning as a vacuum generating mechanism is disposed in a main body constituting a vacuum generating unit, and an atmospheric air introducing valve is disposed between the ejector and a vacuum port. The atmospheric air introducing valve is brought into a valve closed state at times when a negative pressure is generated by the ejector under a condition in which a workpiece is held by the negative pressure generated by the ejector, whereby communication between the vacuum port and the atmosphere is blocked. On the other hand, at times when the vacuum is broken, in which the negative pressure state of the vacuum port is released, the atmospheric air introducing valve is brought into a valve open state, whereby the vacuum port communicates with the atmosphere. | 02-05-2009 |
| 20090032126 | Pneumatic System for Residential Use - The present invention relates to a Pneumatic System that can be employed within the residential environment. The system includes both a section mode and a pressure mode. Both of these modes, in turn, have both a low and a high pressure range. A variety of applications are disclosed for use in conjunction with the various modes of the system. These various applications are described in greater detail hereinafter. | 02-05-2009 |
| 20090032127 | DECOMPRESSION APPARATUS AND INORGANIC POROUS BODY - A decompression apparatus has an exhaust mechanism for decompressing a vacuum chamber. The exhaust mechanism has a main exhaust passage one end of which is connected to the vacuum chamber and the other end of which is connected to a vacuum pump, a first valve disposed in the main exhaust passage; a slow exhaust passage one end of which is connected to the vacuum chamber directly or via part of the main exhaust passage and the other end of which is connected to the vacuum pump directly or via part of the main exhaust passage, a cylindrical inorganic porous body disposed in the slow exhaust passage so that a gap is formed between the inorganic porous body and the inner surface of the slow exhaust passage, and a second valve disposed in the slow exhaust passage. | 02-05-2009 |
| 20090095360 | Vacuum With Multiple Exhaust Points - A vacuum is provided with multiple exhaust points which provide for quieter, lower velocity discharge of the air from the vacuum source. The multiple exhaust points are supplied from a radially extending chamber that is defined between upper and lower panels. The radially extending chamber has both vertical and radial sections that operate to slow the velocity of the exhaust air to reduce the noise generated by the vacuum. | 04-16-2009 |
| 20090145500 | Water recovery systems and control valves - A valve assembly ( | 06-11-2009 |
| 20090211653 | Vacuum Pumping Arrangement - A vacuum pumping arrangement for evacuating an enclosure is provided. The arrangement comprises a turbomolecular vacuum pump having an inlet which is connectable using fixing members to an outlet of an enclosure to be evacuated. Each of the fixing members passes through a first aperture in the inlet and through a second aperture in the outlet. An elongate, circumferentially extending cavity is provided extending from or adjacent to one of these apertures to accommodate a crushable insert. Energy transmitted to the fixing members by the turbomolecular vacuum pump during a failure thereof is thus absorbed by the deformation of the inserts. By absorbing a proportion of the energy in this way separation of the inlet from the outlet is thus inhibited. | 08-27-2009 |
| 20100126605 | APPARATUS FOR CONVEYING A WASTE STREAM - Apparatus for conveying waste streams exhausted from first and second chambers is provided. The apparatus comprises first conduit means comprising an inlet for receiving a waste stream exhausted from the first chamber, and an outlet, and a second conduit means comprising an inlet for receiving a waste stream exhausted from a second chamber, and an outlet. The outlets of the first and second conduit means are connected together. The first conduit means comprises means for generating sonic choking of gas being conveyed towards the outlet of the first conduit means in order to inhibit migration of a component of the waste stream exhausted from the second chamber towards the first chamber. | 05-27-2010 |
| 20100218835 | Sprayer Pump Primed By Using Venturi - An agricultural sprayer includes a centrifugal pump used for transferring fluid from a nurse tank to fill the sprayer tank. It is sometimes required that the centrifugal pump be primed in order to perform the transfer of fluid and this priming is done by creating a vacuum in a priming line that is connected to a suction line extending between an inlet of the pump and to a discharge line of the nurse tank, with the vacuum being caused by routing a flow of compressed air through a venturi having its throat coupled to the priming line. | 09-02-2010 |
| 20100326549 | Vacuum Pump Suction Filter Meant for Collecting Impurities from Function - The invention relates to method and systems wherein the fluid stream from an object to be evacuated is filtered before it enters into vacuum pump with the maximum purity to the level of 99% and up to the particle size of 0.3 microns with Minimum pressure difference thereby improving the life cycle of pump and process performance of system | 12-30-2010 |
| 20110000562 | Controllable vacuum source - The present invention relates to a vacuum source for providing vacuum to at least a first vacuum drain through conduits, comprising at least a first and a second vacuum pump. The vacuum source comprises a control system adapted to detect the consumed airflow, and to control the operation of each of the first and second vacuum pump based on the detected airflow. | 01-06-2011 |
| 20110259455 | VACUUM PROCESSING APPARATUS - The present invention relates to an apparatus ( | 10-27-2011 |
| 20110265899 | SYSTEM AND METHOD FOR CALIBRATING PRESSURE GAUGES IN A SUBSTRATE PROCESSING SYSTEM - Systems and methods for calibrating pressure gauges in one or more process chambers coupled to a transfer chamber having a transfer volume is disclosed herein. The method includes providing a first pressure in the transfer volume and in a first inner volume of a first process chamber coupled to the transfer chamber, wherein the transfer volume and the first inner volume are fluidly coupled, injecting a calibration gas into the transfer volume to raise a pressure in the transfer volume and in the first inner volume to a second pressure, measuring the second pressure using each of a reference pressure gauge coupled to the transfer chamber and a first pressure gauge coupled to the first process chamber while the transfer volume and the first inner volume are fluidly coupled, and calibrating the first pressure gauge based on a difference in the measured second pressure between the reference pressure gauge and the first pressure gauge. | 11-03-2011 |
| 20120090709 | APPARATUS FOR TRANSFERRING INCOHERENT OR LIQUID MATERIAL - Apparatus ( | 04-19-2012 |
| 20120298230 | Liquid Disposal System For Kitchen Safety - A liquid disposal system comprises a nozzle configured to suck liquid from a kitchen container, wherein the nozzle is configured to be manipulated by a user's hand. The system comprises a pipe coupled to the nozzle, wherein the pipe is configured to direct liquid from the nozzle to a disposal means. The system comprises a suction pump coupled to the nozzle and to the pipe, wherein the suction pump is configured to suck liquid through the nozzle and pipe when the suction pump is activated. | 11-29-2012 |
| 20130056102 | Vacuum Sizing Tank with Electro-Mechanical Controlled Water Flows - A vacuum sizing tank configured to provide controlled fluid flow. A fluid control system and a vacuum sizing tank utilizing electronic controls to create and maintain controllable fluid flow within the tank. Flow meters may measure the flow in and out of the tank to maintain consistency. Temperature meters may measure the temperatures for each of the flows to maintain consistency. An electronic circuit may compare the values with preset values. Any difference between the values may trigger change by varying the voltage applied to a variable speed water pump. | 03-07-2013 |
| 20130098483 | RESIDUAL RADIOACTIVE SLUDGE LIQUID SUCTION APPARATUS - There is provided a residual radioactive sludge liquid suction apparatus capable of safely and surely sucking radioactive sludge liquid remaining in a sludge storage tank with no fear of being exposed to radiation at a time when a small amount of sludge liquid remaining in the sludge storage tank is transferred to another tank. The suction apparatus is a residual radioactive sludge liquid suction apparatus used for sucking residual radioactive sludge liquid (L) at a time when the residual sludge liquid (L) remaining in a sludge storage tank T | 04-25-2013 |
| 20130105012 | DELIVERY DEVICE | 05-02-2013 |
| 20130213505 | MULTI-FLUID PRECISION CALIBRATION PRESSURE SOURCE - A pressure calibration device can include certain features that allow it to be used with a variety of hydraulic and pneumatic systems. A pressure calibration device can be configured to provide pressure or vacuum, and can have a mode selector for selecting to provide pressure or vacuum. A pressure calibration device can have a volume adjuster configured to modify pressures for hydraulic or pneumatic systems. A pressure calibration device can have a pressure release valve and a bleed valve for adjusting pressure values. | 08-22-2013 |
| 20130340868 | REFRIGERATOR HAVING AIR PRESSURE ADJUSTING APPARATUS FOR STORAGE CONTAINER - The present disclosure relates to a refrigerator having an air pressure adjusting apparatus for a storage container, and more particularly, a refrigerator having an air pressure adjusting apparatus for a storage container, capable of uniformly maintaining internal air pressure of the storage container by increasing the internal air pressure by way of an introduction of external air when the internal air pressure is excessively lowered and also preventing damages of the storage container. The refrigerator includes a storage container having an inner accommodating space and installed to be drawn out of and inserted into the refrigerator, and an air pressure adjusting apparatus to allow external air to be introduced into the storage container based on internal air pressure of the storage container, so as to increase the internal air pressure. | 12-26-2013 |
| 20140124069 | LOAD LOCK DEVICE - Provided is a load lock device which includes: a container with an opening formed therein and configured to be selectively maintained at an atmospheric environment and a vacuum atmosphere; a holding unit arranged within the container and configured to hold objects to be processed; an elevation mechanism configured to vertically move the holding unit; and a pressure regulating mechanism configured to vacuum-evacuate the container through the opening of the container. The elevation mechanism includes at least two vertically-extended elevation shaft members connected to the holding unit; and a drive unit configured to vertically move the elevation shaft members. The elevation shaft members are arranged opposite each other with the opening interposed therebetween. | 05-08-2014 |
| 20140130913 | SMALL AUTOMATIC POLISHING LIQUID CLEANING DEVICE FOR RIGID GAS PERMEABLE CONTACT LENS - A small automatic polishing liquid cleaning device for rigid gas permeable contact lens includes a container; a containing chamber is provided inside the container; an exhaust pipe, and a liquid suction pipe which communicates with the containing chamber disposed on the container; an outlet end of the exhaust pipe communicates with a vacuum orifice of a vacuum generator via a connector, a gas inlet of the vacuum generator communicates with a pipeline for a compressed gas, and a liquid inlet of the liquid suction pipe is disposed at the bottom of a waste liquid trough. | 05-15-2014 |
| 20140137963 | Integrated Design Fluid End Suction Manifold - A fluid end assembly comprising a housing, valve bodies, seals, seats, springs, and other associated parts, paired with a suction manifold that facilitates bi-directional fluid flow. The suction manifold of this invention is designed to preserve fluid energy that will ensure complete filling of the cylinder in extreme pumping conditions. The suction manifold utilizes a chamber design positioned immediately below the suction valves, eliminating all connecting ducts. Alternate embodiments of this invention include a suction manifold with an integral fluid dampeners or stabilizers. | 05-22-2014 |
| 20140174573 | APPARATUS FOR SUPPRESSING FUEL EVAPORATIVE GAS EMISSION - A purge solenoid valve is opened to introduce an atmospheric pressure into a fuel tank, the purge solenoid valve is closed to operate a negative pressure pump, and set an internal pressure of the tank to a reference pressure Pb. Then, a changeover valve is closed, and the purge solenoid valve is opened to cause a canister to communicate with an intake passage. Further, the changeover valve is opened, and the purge solenoid valve is closed. Then, a first tank internal pressure Po is detected and subtracted from the reference pressure Pb. If a calculated first pressure deviation ΔPo is larger than a first threshold ΔP | 06-26-2014 |
| 20140196805 | SURGICAL SUCTION FLOOR MAT - A surgical suction mat for collecting and evacuating surgical fluids, the mat including a foam body having a surrounding border; a series of grooves defined on a first portion of the foam body and located interior of the border and defined substantially across the foam body, the grooves uniformly increasing in depth from adjacent a first side of the border of the foam body to a location adjacent an opposite second side of the border of the foam body, the grooves each being closed at a first end proximate the first side of the foam body and open an opposite second end; a plurality of spaced apart upper surfaces in-between the grooves and being of substantially uniform elevation to permit a relatively uniform and level upper mat surface on which a user can stand; a collection channel defined on a second portion of the foam body, the channel extending substantially perpendicular across the grooves, the collection channel being closed at each end and along one side of its length and the other side of the channel being open to and in flow communication with the grooves; and a suction fitting in fluid communication with the channel and placeable in flow communication with a source of suction to evacuate fluids from the channel through the suction fitting. | 07-17-2014 |
| 20140216579 | SYSTEM FOR EMULSION ASPIRATION - System, including apparatus and methods, for aspirating at least a portion of an emulsion from a well using a tip. In some embodiments, the tip may have a flat end and an inlet surrounded by the flat end. The well may have a floor with one or more surface features that prevent uninterrupted circumferential contact of the flat end of the tip with any region of the floor. In some embodiments, the tip may not have a flat end. In some embodiments, the well may have a port that guides the tip to the floor with the tip slanted with respect to the floor. Methods of making a device that includes the well are also disclosed. | 08-07-2014 |
| 20140261802 | VACUUM ISOLATION DEVICE - A vacuum isolation device includes: a frame seat, at least one gas hole portion being formed thereon; a seal band set, configured on one side of the frame seat; a door plate element, mounted on the seal band set; and a vacuum generating device, connected with the gas hole portion, where a gas passageway is formed between seal bands, and the gas hole portion is in communication with the gas passageway. A vacuum state is formed in the gas passageway through the gas hole portion when the vacuum generating device is operated through the above structure, causing the door plate element to be attached onto the seal band set by means of vacuum operation while the vacuum generating device is operated. Thereupon, gas will be drawn out via the gas hole portion when it leaks from the inside or outside, thereby achieving the prevention of gas leak. | 09-18-2014 |
| 20140360603 | SYSTEMS AND METHODS FOR A VACUUM INSULATED PANEL - A vacuum insulated panel is disclosed herein. According to an embodiment, the vacuum insulated panel may include a frame having a first side and a second side. The vacuum insulated panel also may include a first convex sheet positioned about the first side of the frame and a second convex sheet positioned about the second side of the frame. Moreover, the vacuum insulated panel may include a cavity formed between the first convex sheet and the second convex sheet. Further, the vacuum insulated panel may include a vacuum formed within the cavity. The vacuum may be configured to at least partially flatten the first convex sheet and the second convex sheet into a substantially parallel planar configuration. | 12-11-2014 |
| 20150053286 | SUCTION STRUCTURE HAVING PLURALITY OF SUCTION ASSEMBLIES - A suction structure includes a connection member and at least one suction assembly coupled to the connection member. The at least one suction assembly includes a base, a suction member, at least one first buffering member, at least one second buffering member, and at least one pushing member. The at least one suction assembly is assembled on the base. The at least one first buffering member is at least partially housed in the base. The at least one second buffering member forms a sleeve around at least a portion of the base. The at least one pushing member cooperates with the base and has a first end coupled to the at least one first buffering member and a second end at least partially exposed from with the suction member. | 02-26-2015 |
| 20150346734 | CONTROLLER FOR VACUUM SEWAGE SYSTEM - A controller for a vacuum sewage system includes a housing having multiple chambers. Certain chambers are maintained under atmospheric pressure or vacuum prior to activation of the controller. Ports, valves, orifices and air flow paths located in the housing control the rate of air flow between groups of the chambers during activation of the controller. | 12-03-2015 |
| 20160107746 | PERFORATED SURFACE FOR SUCTION-TYPE LAMINAR FLOW CONTROL - An apparatus is provided for promoting laminar flow. The apparatus includes a panel extending between an interior surface and an exterior air flow surface. The panel includes a plurality of macro apertures and a plurality of micro apertures. A first one of the macro apertures extends into the panel from the interior surface. A first one of the micro apertures extends into the panel from the exterior air flow surface and is fluidly coupled with the first one of the macro apertures. | 04-21-2016 |
