AES ENGINEERING LTD Patent applications |
Patent application number | Title | Published |
20160131261 | MECHANICAL SEAL SUPPORT SYSTEM - A seal support system, for use in combination with a mechanical seal installed on a piece of rotating equipment, includes a pressure vessel, one or more fluid inlets and connecting pipework between the one or more fluid inlets and the mechanical seal. A device is included to alter the fluid flow, so that a portion of the seal support system may be isolated for various purposes, such as, for example, cleaning or repurposing. | 05-12-2016 |
20160116069 | MECHANICAL SEAL SUPPORT SYSTEM - A seal support system for use with a sealing device employed to seal a piece of industrial equipment. The seal support system includes a system vessel for containing barrier fluid, a closed loop pipe work to connect the seal support system vessel to a sealing device, such as a mechanical seal, and drain and filling device for removing and adding barrier fluid to the system vessel. The vessel, containing a fluid, and being connected to a sealing device in a closed loop system, is circumferentially split into two or more sections which are detachably attached so that they may retain pressure when in assembled state and includes, but is not limited to, any permutation of cleaned-in-place assembly, heating element and cooling element of which all or any of may or may not be controlled externally. | 04-28-2016 |
20160032977 | BEARING LUBRICATION SYSTEM - A bearing lubrication apparatus for use with a piece of rotating equipment includes a lubrication device having a bearing chamber with bearings located in the bearing chamber, a mist generating unit positioned below the bearing chamber and being in fluid communication with the bearing chamber, at least one mist inlet directed into the bearing chamber and being in fluid communication with the mist generating unit, and a coalescing unit adjacent the bearing chamber. | 02-04-2016 |
20160018005 | REPLACEABLE GLAND INSERT FOR INCREASED LIFE - A mechanical seal component of a mechanical seal is substantially annular and includes a plurality of axially adjacent retaining recesses along its surface with each recess being adapted to accept a sealing member. | 01-21-2016 |
20160003668 | MONITORING DEVICE - A condition monitor device monitors at least one of vibration and temperature of a piece of equipment, the condition monitor device preferably includes an enclosure within which is located at least one vibration sensor and at least one temperature sensor. A processor is located in the enclosure and is connected to at least one of the sensors for analyzing signals produced therefrom. A storage device is located in the enclosure for storing of the analyzed signals. The monitor may be mounted on the piece of equipment and the condition monitor is able to be connected, either wireless or wired, to a secondary device. | 01-07-2016 |
20150377359 | MECHANICAL SEAL CONTROL APPARATUS - A mechanical seal control apparatus includes a thermally responsive element for reducing or negating face contact pressure upon at least one seal face of a mechanical seal when heat is generated within the mechanical seal above a pre-determined temperature. The thermally responsive element preferably includes, or is, a shape-memory material sensitive to thermal changes to increase or decrease in size, or change in shape, when subjected to changes of temperature of the mechanical seal and is, preferably, a bimetal, such as, for example, nitinol. Upon cooling of the mechanical seal, the shape-memory material substantially, or entirety, reverts to its original size or original shape to increase the face contact pressure for retaining the integrity of the mechanical seal. | 12-31-2015 |
20150330512 | MECHANICAL SEALS - A mechanical seal has, at least a portion of, its outmost stationary components provided with a device for indicating the presence or change of the fluid composition, the temperature, or both, of the mechanical seal. | 11-19-2015 |
20150300500 | A SEAL - A mechanical seal for providing a fluid-tight seal between relatively rotatable elements includes a stationary part for securing to a housing, which has a stationary seal face, a rotary part for securing to a shaft, which includes a rotary seal face, a spring urging the rotary seal face into engagement with the stationary seal face and a toroidal sealing member between the rotary component and the shaft. The toroidal sealing member is accommodated within a recess of the rotary part, and the recess is defined by two members of which the first rotary part member includes the seal face and a second rotary part member is positioned between the first rotary part member and the spring. | 10-22-2015 |
20150247576 | SUPPORT SYSTEMS FOR MECHANICAL SEALS - A seal support system for a mechanical seal includes a system vessel for containing barrier fluid. Closed loop pipe work connects the vessel to a mechanical seal with a device provided for feeding barrier fluid to the system vessel. A further vessel is provided that is able to be in fluid communication with the system vessel. The further vessel may be provided with an elastomeric membrane, which may be filled with a gas under pressure to an extent required to allow for the effect of the highest anticipated temperature which might occur in a particular application. | 09-03-2015 |
20150179030 | MONITORING DEVICE - A condition monitoring device for attachment to a machine and for monitoring the condition thereof includes at least one sensor for monitoring at least one parameter of the machine, and a processor connected to the one or more sensors for analyzing the signals produced therefrom. A wireless transmitter and a wireless receiver is connected to the processor and permits external communication therewith. The condition monitoring device further includes at least one visual indicator of the status of the monitored machine based upon the sensed parameter. | 06-25-2015 |
20150159760 | MECHANICAL SEALS - A mechanical seal face component having a base material with a high ductility or tensile strength and being substantially covered with a coating for providing a sealing surface. The base material preferably includes carbon or stainless steel. The coating preferably includes hard metal alloy, for example, a tungsten-based alloy, and preferably has a thickness no greater than 1.5 mm, which may be applied by vapor deposition. | 06-11-2015 |
20150130141 | COMPONENT SEAL - A mechanical seal includes an elastomeric member, a spring biasing device, a longitudinally floating first member having a seal face, a longitudinally non-floating second member and a longitudinally floating third member. The elastomeric member is in sealing engagement with the first member, second member and third member and the spring biasing device is longitudinally positioned between the first member and the second member. One of either the first member or the second member is provided with at least one protruding male portion and the other member of either the first member or the second member is provided with corresponding female portion into which the male portion locates. | 05-14-2015 |
20150123349 | HYGIENIC SEAL SYSTEM - A modular mechanical seal assembly for use in hygienic and aseptic application having few, if any, cavities in which bacteria and pathogens could grow, includes a longitudinally floating first seal face member, a longitudinally static second seal face member, a biasing device for urging the first seal face member to contact with the second seal face member, a longitudinally static shaft location member, a first sealing member and a second sealing member. The second sealing member is formed as an elastomeric member positioned between the static seal face and the equipment housing and the first sealing member is formed as an elastomeric member and positioned between an item of rotating equipment and the shaft location member, in which the elastomeric members substantially seal off at least one cavity of the seal assembly. | 05-07-2015 |
20150059889 | BLADDER ACCUMULATOR VOLUME INDICATING DEVICE - A mechanical seal support system includes a bladder accumulator with a first connection to the top of the bladder accumulator and a second connection to the bottom of the bladder accumulator with a device that is responsive to the pressures at each of the first and second connections of the bladder accumulator for providing an output determined by the difference between the pressures. The mechanical seal support system further includes a display for displaying the output in a manner indicative of the volume of the fluid in the bladder accumulator relative to a predetermined volume. | 03-05-2015 |
20140325791 | ANNULAR SEAL CAVITY THROAT BUSHING - An annular seal cavity throat bushing includes an inner annular surface having a substantially latitudinal channel with the channel being provided with at least one orifice to allow fluid communication between the inside of the bushing and the outside of the bushing. The bushing is further provided with at least one groove extending substantially longitudinally from one end of the bushing to the channel. The groove has at least one tapered edge which increases the width of the groove along its length. | 11-06-2014 |
20140265143 | MECHANICAL SEAL SUPPORT SYSTEM - A mechanical seal support system includes a pre-pressurized bladder accumulator containing a barrier fluid and a gas under pressure. A cooling circuit includes a mechanical seal for feeding the barrier fluid from the accumulator to the cooling circuit with a pressure regulating device located between the accumulator and the cooling device. A device, responsive to the pressure in the cooling circuit, for indicating when an actual pressure is below a predetermined pressure level is included. | 09-18-2014 |
20080309013 | Mechanical Seal With a Central Component - A mechanical seal assembly includes a rotary component having a rotary seal face, a stationary component having a stationary seal face and a central component arranged between the rotary component and the stationary component, which has a first seal face arranged adjacent the rotary seal face and a second seal face arranged adjacent the stationary seal face. The central component is configured so that, when seal face rotation of the rotary seal face or the stationary seal face, or both, occurs, the first seal face is configured to form a seal with the rotary seal face and the second seal face is configured to form a seal with the stationary seal face. The central component is arranged so that the first and second seal faces are aligned substantially parallel to the rotary and stationary seal faces, respectively. The central component is configured so that contact seals, or non-contact seals, form between the adjacent seal faces. | 12-18-2008 |