Patents Assigned to Maricap Oy
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Patent number: 11939174Abstract: A method and system for conveying material in a pneumatic material conveying system includes a material input point, a material conveying pipe connectable with a feed-in container, the system being configured to provide a pressure difference in the material conveying pipe that includes a partial-vacuum generator, and a separator device in which the transported material is separated from the transport air at an outlet end of the material conveying system. The material is conveyed in a first stage from the input point to a conveying pipe, into a container space of an intermediate container arranged between the input point and the separator device by a suction/pressure difference provided by the partial vacuum generator in a first time period, and the material conveyed into the container space of the intermediate container is conveyed by a suction/pressure difference provided by the partial-vacuum generator to the separator device.Type: GrantFiled: November 16, 2020Date of Patent: March 26, 2024Assignee: Maricap OyInventor: Göran Sundholm
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Patent number: 11577912Abstract: An apparatus and method for feeding and conveying material in a sorted manner in a pneumatic material conveying system, in which at least two material fractions re fed from a feed aperture and conveyed in a channel space further to a delivery end of a material conveying channel by gravity and/or suction Material is fed from at least one feed aperture of at least one input point and a first material fraction is conducted to the channel space and stored temporarily in the channel space or conducted to the outside of the channel space, and material is fed into a feed-in container, in which a second material fraction fed therein is held in temporary storage by a stopper means.Type: GrantFiled: January 13, 2020Date of Patent: February 14, 2023Assignee: MARICAP OYInventor: Göran Sundholm
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Publication number: 20230044045Abstract: A method for conveying material in a pneumatic material conveying system, such as a waste conveying system, which material conveying system comprises at least one material, specifically waste material, input point (60), a material conveying pipe (100) which is connectable into medium communication with a feed-in container of the input point (60), means for providing a pressure difference and/or transport air flow in the material conveying pipe at least for the time of transport of the material, which means for providing the pressure difference and/or transport air flow comprise at least one partial-vacuum generator (125A, 125B), and which material conveying system further comprises at least one separator device (90A, 90B), in which the transported material is separated from the transport air at an outlet end of the material conveying system.Type: ApplicationFiled: November 16, 2020Publication date: February 9, 2023Applicant: Maricap OyInventor: Göran SUNDHOLM
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Patent number: 11498756Abstract: A method for handling material and conveying air in a pneumatic conveying system for material, which conveying system comprises at least one input point (1) for material, a material conveying pipe (100), which is connectable to an input point (1), and at least two separating devices (10A, 10B), in which the material being conveyed is separated from the conveying air, and also means for bringing about a pressure difference and/or a transporting air flow in the conveying pipe (100) at least during the conveyance of material, which means comprise at least one partial-vacuum source (21). In the method, material is conveyed in a transporting air flow in a material conveying pipe from an input point in a selected manner into one of at least two separating devices (10A, 10B), and that at least one of the aforementioned separating devices (10A, 10B) is configured to function as the standby separating device of a second separating device.Type: GrantFiled: October 11, 2019Date of Patent: November 15, 2022Assignee: Maricap OyInventor: Göran Sundholm
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Patent number: 11352206Abstract: An apparatus for processing material in connection with a pneumatic material conveying system includes a waste container/separating device, into which material is configured to be conducted from a conveying pipe of the pneumatic material conveying system via an inlet aperture and which is configured to be connected to a partial vacuum generator. The apparatus further includes a press device/compactor device, which is arranged to act on the material (w) conducted into the waste container/separating device, via at least one aperture formed in the container, and that at least one wall that is transverse with respect to the input direction of the material is arranged in the container space of the waste container/separating device, which wall is configured to guide the material into the operating range in the container space of the compressor of the press device/compactor device.Type: GrantFiled: August 20, 2019Date of Patent: June 7, 2022Assignee: MARICAP OYInventor: Göran Sundholm
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Publication number: 20220081206Abstract: An apparatus and method for feeding and conveying material in a sorted manner in a pneumatic material conveying system, in which at least two material fractions re fed from a feed aperture and conveyed in a channel space further to a delivery end of a material conveying channel by gravity and/or suction Material is fed from at least one feed aperture of at least one input point and a first material fraction is conducted to the channel space and stored temporarily in the channel space or conducted to the outside of the channel space, and material is fed into a feed-in container, in which a second material fraction fed therein is held in temporary storage by a stopper means.Type: ApplicationFiled: January 13, 2020Publication date: March 17, 2022Applicant: MARICAP OYInventor: Göran SUNDHOLM
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Publication number: 20210387802Abstract: A method for handling material and conveying air in a pneumatic conveying system for material, which conveying system comprises at least one input point (1) for material, a material conveying pipe (100), which is connectable to an input point (1), and at least two separating devices (10A, 10B), in which the material being conveyed is separated from the conveying air, and also means for bringing about a pressure difference and/or a transporting air flow in the conveying pipe (100) at least during the conveyance of material, which means comprise at least one partial-vacuum source (21). In the method, material is conveyed in a transporting air flow in a material conveying pipe from an input point in a selected manner into one of at least two separating devices (10A, 10B), and that at least one of the aforementioned separating devices (10A, 10B) is configured to function as the standby separating device of a second separating device.Type: ApplicationFiled: October 11, 2019Publication date: December 16, 2021Applicant: Maricap OyInventor: Göran SUNDHOLM
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Patent number: 11180315Abstract: In a method for guiding and/or instructing in a feed-in station of a material conveying system, the feed-in station includes at least one first input point and at least one second input point, which input points each include at least one input aperture and a shut-off part of the input aperture, which shut-off part is movable between a first position in which the input aperture is at least partly closed, in which case material is not intended to be fed from the input aperture to inside the input point, and a second position in which the input aperture is open, in which second position material can be fed from the input aperture to inside the input point. The first input point and/or the second input point is adapted to include an indicator and/or signal, with which in the method a user is guided and/or instructed to feed in material from the input aperture of the second input point of the feed-in station, when the first input point is in a state in which it cannot receive material.Type: GrantFiled: April 8, 2019Date of Patent: November 23, 2021Assignee: MARICAP OYInventor: Göran Sundholm
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Publication number: 20210114804Abstract: In a method for guiding and/or instructing in a feed-in station of a material conveying system, the feed-in station includes at least one first input point and at least one second input point, which input points each include at least one input aperture and a shut-off part of the input aperture, which shut-off part is movable between a first position in which the input aperture is at least partly closed, in which case material is not intended to be fed from the input aperture to inside the input point, and a second position in which the input aperture is open, in which second position material can be fed from the input aperture to inside the input point. The first input point and/or the second input point is adapted to include an indicator and/or signal, with which in the method a user is guided and/or instructed to feed in material from the input aperture of the second input point of the feed-in station, when the first input point is in a state in which it cannot receive material.Type: ApplicationFiled: April 8, 2019Publication date: April 22, 2021Applicant: MARICAP OYInventor: Göran SUNDHOLM
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Patent number: 10773886Abstract: Method for feeding in and for handling waste material in the channel section of a pneumatic wastes conveying system, in which method waste material or recycleable material is fed into a feed-in container from the input aperture of an input point of a pneumatic pipe transport system for material and onwards into the channel section between the feed-in container and the material conveying pipe, from where the material is conveyed along with the transporting air via the material conveying pipe to the delivery end of the pneumatic material conveying system, where the material is separated from the transporting air.Type: GrantFiled: July 29, 2014Date of Patent: September 15, 2020Assignee: MARICAP OYInventor: Göran Sundholm
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Patent number: 10689192Abstract: Method for conveying and handling waste material in the channel section of a pneumatic wastes conveying system, in which method solid waste material or recycleable material fed into a conveying pipe is conveyed in the conveying pipe of the pneumatic pipe transport system for material along with the transporting air flow to the delivery end of the material conveying system, where the material is separated from the transporting air.Type: GrantFiled: January 2, 2017Date of Patent: June 23, 2020Assignee: MARICAP OYInventor: Göran Sundholm
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Patent number: 10625936Abstract: Method for compensating a change in volume caused by a pressure difference of the intermediate container of an input point of a pneumatic pipe collection system for material and/or for preventing undesired material displacement from the intermediate container. In the method a bypass channel is arranged in the channel section formed by the intermediate container of an input point for compensating a change in volume resulting from the pressure difference of the pressures of different magnitudes possibly acting on different sides of the material and/or for preventing undesired material displacement from the channel section into the material conveying pipe. The invention also relates to an apparatus and to a wastes conveying system.Type: GrantFiled: March 8, 2016Date of Patent: April 21, 2020Assignee: MARICAP OYInventor: Göran Sundholm
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Publication number: 20190367271Abstract: An apparatus for processing material in connection with a pneumatic material conveying system includes a waste container/separating device, into which material is configured to be conducted from a conveying pipe of the pneumatic material conveying system via an inlet aperture and which is configured to be connected to means for achieving a partial vacuum. The apparatus further includes a press device/compactor device, which is arranged to act on the material (w) conducted into the waste container/separating device, via at least one aperture formed in the container, and that at least one wall that is transverse with respect to the input direction of the material is arranged in the container space of the waste container/separating device, which wall is configured to guide the material into the operating range in the container space of the compressor of the press device/compactor device.Type: ApplicationFiled: August 20, 2019Publication date: December 5, 2019Applicant: MARICAP OYInventor: Göran SUNDHOLM
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Patent number: 10442620Abstract: Apparatus for processing material in a pneumatic material conveying system, which apparatus includes a waste container/separating device, into which material is configured to be conducted from a conveying pipe of the pneumatic material conveying system via an inlet aperture and which is configured to be connected to a device for achieving a partial vacuum. The apparatus further includes a press device/compactor device, which is arranged to act on the material (w) conducted into the waste container/separating device, via at least one aperture formed in the container, and that at least one wall that is transverse with respect to the input direction of the material is arranged in the container space of the waste container/separating device, which wall is configured to guide the material into the operating range in the container space of the compression device of the press device/compactor device. A waste container/separating device is provided.Type: GrantFiled: September 2, 2013Date of Patent: October 15, 2019Assignee: MARICAP OYInventor: Göran Sundholm
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Patent number: 10435239Abstract: Apparatus for handling material in connection with a pneumatic material conveying system, which apparatus comprises a waste container/separating device (50), into which material is adapted to be conducted from a conveying pipe (100) of the pneumatic material conveying system via an input aperture (55) and which is adapted to be connected to means for achieving a partial vacuum.Type: GrantFiled: December 2, 2014Date of Patent: October 8, 2019Assignee: MARICAP OYInventor: Göran Sundholm
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Patent number: 10399799Abstract: Method for feeding in and for handling waste material in the channel section of a pneumatic wastes conveying system, in which method waste material or recycleable material is fed into a feed-in container (10) from the input aperture (2) of at least two input points (1) of a pneumatic pipe transport system for material and onwards into the channel section (20, 21, 22) between the feed-in container and the material conveying pipe (100), from where the material is conveyed along with the transporting air via the material conveying pipe (100) to the delivery end of the pneumatic material conveying system, where the material is separated from the transporting air. In the method the channel section (20(II), 20(III), 20(IV) . . .Type: GrantFiled: July 29, 2014Date of Patent: September 3, 2019Assignee: MARICAP OYInventor: Göran Sundholm
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Patent number: 10234063Abstract: Pipe joint, which is formed from the end portions of pipe sections to be joined together with the portions including a collar, and from flange parts which, as seen from the junction, are placed on different sides of the collars and tightened with applicable fixing members, such as with screws and nuts. The collar of the pipe section is formed from the wall of the end of the pipe section by shaping with a shaping member. The joint surface of the collar of at least one of the pipe sections to be joined is arranged to be divergent by the amount of an angle ?, ? from the plane perpendicular to the longitudinal axis of the pipe section. A method and to a flange part arrangement are disclosed.Type: GrantFiled: April 29, 2014Date of Patent: March 19, 2019Assignee: MARICAP OYInventor: Göran Sundholm
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Publication number: 20190016532Abstract: Method for conveying and handling waste material in the channel section of a pneumatic wastes conveying system, in which method solid waste material or recycleable material fed into a conveying pipe is conveyed in the conveying pipe of the pneumatic pipe transport system for material along with the transporting air flow to the delivery end of the material conveying system, where the material is separated from the transporting air.Type: ApplicationFiled: January 2, 2017Publication date: January 17, 2019Applicant: MARICAP OYInventor: Göran SUNDHOLM
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Patent number: 10065809Abstract: A method for feeding in and transporting material in a pneumatic conveying system includes at least one input point, a material conveying pipe, and a material container. A partial-vacuum source produces a partial vacuum/a pressure difference and a transporting air current in the conveying pipe. A shut-off element, arranged on an opposite side of an input aperture with respect to a feeder channel, is movable by suction from a first position, in which the shut-off element does not make a pathway through an input aperture into the feeder channel smaller, into a second position, in which the shut-off element does make the pathway through the input aperture into the feeder channel smaller, when the pressure on a first side, on the feeder channel side, of the shut-off element is smaller than on a second side, on an opposite side with respect to the feeder channel, of the shut-off element.Type: GrantFiled: February 12, 2015Date of Patent: September 4, 2018Assignee: MARICAP OYInventor: Göran Sundholm
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Publication number: 20180237219Abstract: Method for compensating a change in volume caused by a pressure difference of the intermediate container of an input point of a pneumatic pipe collection system for material and/or for preventing undesired material displacement from the intermediate container. In the method a bypass channel is arranged in the channel section formed by the intermediate container of an input point for compensating a change in volume resulting from the pressure difference of the pressures of different magnitudes possibly acting on different sides of the material and/or for preventing undesired material displacement from the channel section into the material conveying pipe. The invention also relates to an apparatus and to a wastes conveying system.Type: ApplicationFiled: March 8, 2016Publication date: August 23, 2018Applicant: MARICAP OYInventor: Göran SUNDHOLM