A filter manifold is provided for filtering particulates in fluid and gas streams. The filter manifold seals the inlet and outlet valves in a closed position until a filter capsule is loaded into a carriage assembly. The inlet and outlet valves are opened only when a filter capsule is properly loade
A filter manifold is provided for filtering particulates in fluid and gas streams. The filter manifold seals the inlet and outlet valves in a closed position until a filter capsule is loaded into a carriage assembly. The inlet and outlet valves are opened only when a filter capsule is properly loaded into the carriage assembly.
대표청구항▼
1. A filter manifold system comprising: a housing;a filter capsule, the filter capsule disposed in the housing;a first valve and a second valve, the first valve and the second valve each defining a valve passage and each comprising a plurality of movable pinch arms, the movable pinch arms movable ov
1. A filter manifold system comprising: a housing;a filter capsule, the filter capsule disposed in the housing;a first valve and a second valve, the first valve and the second valve each defining a valve passage and each comprising a plurality of movable pinch arms, the movable pinch arms movable over a range of travel between an open valve position in which the respective valve passage is in fluid communication with the filter capsule to permit a stream to pass through the valve passage and a closed valve position in which the respective valve passage is occluded to substantially prevent the stream from passing through the respective valve passage;a carriage assembly, the carriage assembly disposed in the housing, the carriage assembly comprising a filter tray, a lifting arm, and a valve actuator, the filter tray receiving and holding the filter capsule, the lifting arm operatively engaged with the filter tray for moving the carriage assembly between an initial loading position and a final position, and the valve actuator operatively attached to the filter tray for activating the first valve and the second valve, and wherein the valve actuator is operatively attached to the filter tray such that the valve actuator moves, in response to insertion of the filter capsule into the filter tray, from an inactive position in which the valve actuator is disengaged from the first valve and the second valve when the carriage assembly is in the final position to an activated position in which the valve actuator is engaged with the first valve and the second valve such that the respective movable pinch arms are disposed in the open valve position when the carriage assembly is in the final position;a lifting assembly, the lifting assembly comprising a handle, the handle rotatably mounted on the housing to move over a range of travel between a first lift position and a second lift position, and the handle being operatively connected to the lifting arm so that, when the handle is in the first lift position, the carriage assembly is disposed in the initial loading position, and, in response to movement of the handle from the first lift position to the second lift position, the carriage assembly moves from the initial loading position to the final position. 2. The filter manifold system as set forth in claim 1, wherein the valve actuator comprises a base, an actuator spring, and a pin, the actuator spring being configured to bias the valve actuator toward the inactive position, and the pin attached to the base such that the pin engages the filter capsule when the filter capsule is inserted into the filter tray to thereby move the valve actuator to the activated position. 3. The filter manifold system as set forth in claim 2, wherein the valve actuator comprises a plurality of upstanding legs attached to the base and disposed so that at least one of the legs engages the first valve and at least one other of the legs engages the second valve to cause the respective pinch arms to move to the open position when the valve actuator is in the activated position and the carriage assembly is in the final position, and so that the legs do not engage the first valve or the second valve and the first valve and the second valve remain in the closed position when the valve actuator is in the inactive position and the carriage assembly is in the final position. 4. The filter manifold system as set forth in claim 1, wherein each of the first valve and the second valve comprises a wedge sleeve, each wedge sleeve being movable over a range of travel between a first wedge position and a second wedge position, each wedge sleeve including a tapered wall slidably engaged with the pinch arms of the first valve and the second valve, respectively such that the tapered wall causes the pinch arms of the first valve and the second valve, respectively, to move to the closed position when the associated wedge sleeve is in the second wedge position and such that the tapered wall permits the pinch arms of the first valve and the second valve, respectively, to move to the open position when the associated wedge sleeve is in the first wedge position. 5. The filter manifold system as set forth in claim 4, wherein each of the first valve and the second valve comprises a spring operatively engaging the wedge sleeve of the first valve and the second valve, respectively, to bias the engaged wedge sleeve toward the second wedge position. 6. The filter manifold system as set forth in claim 5, wherein the valve actuator comprises a base, an actuator spring, and a pin, the actuator spring being configured to bias the valve actuator toward the inactive position, and the pin attached to the base such that the pin engages the filter capsule when the filter capsule is inserted into the filter tray to thereby move the valve actuator to the activated position. 7. The filter manifold system as set forth in claim 6, wherein the valve actuator comprises a plurality of upstanding legs attached to the base and disposed so that at least one of the legs engages the wedge sleeve of the first valve and at least one other of the legs engages the wedge valve of the second valve to move both of the wedge sleeves to the open position when the valve actuator is in the activated position and the carriage assembly is in the final position, and so that the legs do not engage the wedge sleeve of either the first valve or the second valve and the wedge sleeves remain in the closed position when the valve actuator is in the inactive position and the carriage assembly is in the final position. 8. The filter manifold system as set forth in claim 1, wherein each of the first valve and the second valve comprises a flexible sealing tube, each flexible sealing tube defining, at least in part, the valve passage of the first valve and the second valve, respectively, each flexible sealing tube disposed between the respective pinch arms of the first valve and the second valve so that the flexible sealing tube is open when the respective pinch arms are in the open valve position and the pinch arms compress the flexible sealing tube so that the flexible sealing tube is occluded when the respective pinch arms are in the closed position. 9. The filter manifold system as set forth in claim 1, wherein the lifting assembly comprises a crank link, the crank link having a first end and a second end, wherein the first end of the crank link is operatively attached to the handle and the second end is operatively attached to the carriage assembly so that rotation of the handle from the first lift position to the second lift position causes the second end of the crank link to move the carriage assembly from the initial loading position to the final position. 10. The filter manifold system as set forth in claim 9, wherein the housing defines a generally vertical slot disposed between the lifting arm and the crank link and configured to permit the lifting arm to operatively attach to the second end of the crank link so that rotational movement of the handle translates into vertical movement of the carriage assembly. 11. A filter manifold system comprising: a housing;a filter capsule, the filter capsule disposed in the housing;a valve, the valve defining a valve passage and comprising a plurality of movable pinch arms, the movable pinch arms movable over a range of travel between an open valve position in which the valve passage is in fluid communication with the filter capsule to permit a stream to pass through the valve passage and a closed valve position in which the valve passage is occluded to substantially prevent the stream from passing through the valve passage;a carriage assembly, the carriage assembly disposed in the housing, the carriage assembly comprising a filter tray, a lifting arm, and a valve actuator, the filter tray receiving and holding the filter capsule, the lifting arm operatively engaging the filter tray for moving the filter tray between an initial loading position and a final position, and the valve actuator operatively engaging the filter tray for activating the valve, and wherein the valve actuator is operatively attached to the filter tray such that the valve actuator moves, in response to insertion of the filter capsule into the filter tray, from an inactive position in which the valve actuator is disengaged from the valve when the carriage assembly is in the final position to an activated position in which the valve actuator is engaged with the valve such that the movable pinch arms are disposed in the open valve position when the carriage assembly is in the final position;a lifting assembly, the lifting assembly comprising a handle, the handle rotatably mounted on the housing to move over a range of travel between a first lift position and a second lift position, and the handle being operatively connected to the lifting arm so that, when the handle is in the first lift position, the carriage assembly is disposed in the initial loading position, and, in response to movement of the handle from the first lift position to the second lift position, the carriage assembly moves from the initial loading position to the final position. 12. The filter manifold system as set forth in claim 11, wherein the valve actuator comprises a base, an actuator spring, and a pin, the actuator spring being configured to bias the valve actuator toward the inactive position, and the pin attached to the base such that the pin engages the filter capsule when the filter capsule is inserted into the filter tray to thereby move the valve actuator to the activated position. 13. The filter manifold system as set forth in claim 12, wherein the valve actuator comprises at least one upstanding leg attached to the base and disposed so that said at least one leg engages the valve to cause the pinch arms to move to the open position when the valve actuator is in the activated position and the carriage assembly is in the final position, and so that said at least one leg does not engage the valve and the valve remains in the closed position when the valve actuator is in the inactive position and the carriage assembly is in the final position. 14. The filter manifold system as set forth in claim 11, wherein the valve comprises a wedge sleeve, the wedge sleeve being movable over a range of travel between a first wedge position and a second wedge position, the wedge sleeve including a tapered wall slidably engaged with the pinch arms such that the tapered wall causes the pinch arms to move to the closed position when the wedge sleeve is in the second wedge position and such that the tapered wall permits the pinch arms to move to the open position when the wedge sleeve is in the first wedge position. 15. The filter manifold system as set forth in claim 14, wherein the valve comprises a spring operatively engaging the wedge sleeve to bias the wedge sleeve toward the second wedge position. 16. The filter manifold system as set forth in claim 15, wherein the valve actuator comprises a base, an actuator spring, and a pin, the actuator spring being configured to bias the valve actuator toward the inactive position, and the pin attached to the base such that the pin engages the filter capsule when the filter capsule is inserted into the filter tray to thereby move the valve actuator to the activated position. 17. The filter manifold system as set forth in claim 16, wherein the valve actuator comprises a leg, the leg attached to the base so that the leg engages the wedge sleeve to move the wedge sleeve to the open position when the valve actuator is in the activated position and the carriage assembly is in the final position, and so that the leg does not engage the wedge sleeve and the wedge sleeve remains in the closed position when the valve actuator is in the inactive position and the carriage assembly is in the final position. 18. The filter manifold system as set forth in claim 11, wherein the valve comprises a flexible sealing tube, the flexible sealing tube disposed between the pinch arms so that the flexible sealing tube is open when the pinch arms are in the open valve position and the pinch arms compress the flexible sealing tube so that the flexible sealing tube is occluded when the pinch arms are in the closed position. 19. The filter manifold system as set forth in claim 11, wherein the lifting assembly comprises a crank link, the crank link having a first end and a second end, wherein the first end of the crank link is operatively attached to the handle and the second end is operatively attached to the carriage assembly so that rotation of the handle from the first lift position to the second lift position causes the second end of the crank link to move the carriage assembly from the initial loading position to the final position. 20. The filter manifold system as set forth in claim 19, wherein the housing defines a generally vertical slot disposed between the lifting arm and the crank link and configured to permit the lifting arm to operatively attach to the second end of the crank link so that rotational movement of the handle translates into vertical movement of the carriage assembly. 21. A filter manifold for receiving and holding a filter capsule, the manifold comprising: a housing;a valve, the valve defining a valve passage and comprising a plurality of movable pinch arms, the movable pinch arms movable over a range of travel between an open valve position in which the valve passage is open to permit a stream to pass through the valve passage and a closed valve position in which the valve passage is occluded to substantially prevent the stream from passing through the valve passage;a carriage assembly, the carriage assembly disposed in the housing, the carriage assembly comprising a filter tray, a lifting arm, and a valve actuator, the filter tray for receiving and holding the filter capsule, the lifting arm operatively engaging the filter tray for moving the filter tray between an initial loading position and a final position, and the valve actuator operatively engaging the filter tray for activating the valve, and wherein the valve actuator is operatively attached to the filter tray such that the valve actuator moves, in response to insertion of the filter capsule into the filter tray, from an inactive position in which the valve actuator is disengaged from the valve when the carriage assembly is in the final position to an activated position in which the valve actuator is engaged with the valve such that the movable pinch arms are disposed in the open valve position when the carriage assembly is in the final position;a lifting assembly, the lifting assembly comprising a handle, the handle rotatably mounted on the housing to move over a range of travel between a first lift position and a second lift position, and the handle being operatively connected to the lifting arm so that, when the handle is in the first lift position, the carriage assembly is disposed in the initial loading position, and, in response to movement of the handle from the first lift position to the second lift position, the carriage assembly moves from the initial loading position to the final position. 22. The filter manifold as set forth in claim 21, wherein the valve actuator comprises a base, an actuator spring, and a pin, the actuator spring being configured to bias the valve actuator toward the inactive position, and the pin attached to the base such that the pin engages the filter capsule when the filter capsule is inserted into the filter tray to thereby move the valve actuator to the activated position. 23. The filter manifold as set forth in claim 22, wherein the valve actuator comprises at least one upstanding leg attached to the base and disposed so that said at least one leg engages the valve to cause the pinch arms to move to the open position when the valve actuator is in the activated position and the carriage assembly is in the final position, and so that said at least one leg does not engage the valve and the valve remains in the closed position when the valve actuator is in the inactive position and the carriage assembly is in the final position. 24. The filter manifold as set forth in claim 21, wherein the valve comprises a wedge sleeve, the wedge sleeve being movable over a range of travel between a first wedge position and a second wedge position, the wedge sleeve including a tapered wall slidably engaged with the pinch arms such that the tapered wall causes the pinch arms to move to the closed position when the wedge sleeve is in the second wedge position and such that the tapered wall permits the pinch arms to move to the open position when the wedge sleeve is in the first wedge position. 25. The filter manifold as set forth in claim 24, wherein the valve comprises a spring operatively engaging the wedge sleeve to bias the wedge sleeve toward the second wedge position. 26. The filter manifold as set forth in claim 25, wherein the valve actuator comprises a base, an actuator spring, and a pin, the actuator spring being configured to bias the valve actuator toward the inactive position, and the pin attached to the base such that the pin engages the filter capsule when the filter capsule is inserted into the filter tray to thereby move the valve actuator to the activated position. 27. The filter manifold as set forth in claim 26, wherein the valve actuator comprises a leg, the leg attached to the base so that the leg engages the wedge sleeve to move the wedge sleeve to the open position when the valve actuator is in the activated position and the carriage assembly is in the final position, and so that the leg does not engage the wedge sleeve and the wedge sleeve remains in the closed position when the valve actuator is in the inactive position and the carriage assembly is in the final position. 28. The filter manifold as set forth in claim 21, wherein the valve comprises a flexible sealing tube, the flexible sealing tube disposed between the pinch arms so that the flexible sealing tube is open when the pinch arms are in the open valve position and the pinch arms compress the flexible sealing tube so that the flexible sealing tube is occluded when the pinch arms are in the closed position. 29. The filter manifold as set forth in claim 21, wherein the lifting assembly comprises a crank link, the crank link having a first end and a second end, wherein the first end of the crank link is operatively attached to the handle and the second end is operatively attached to the carriage assembly so that rotation of the handle from the first lift position to the second lift position causes the second end of the crank link to move the carriage assembly from the initial loading position to the final position. 30. The filter manifold as set forth in claim 29, wherein the housing defines a generally vertical slot disposed between the lifting arm and the crank link and configured to permit the lifting arm to operatively attach to the second end of the crank link so that rotational movement of the handle translates into vertical movement of the carriage assembly.
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