Patents by Inventor Taketoshi Okamura
Taketoshi Okamura has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8093514Abstract: A mixing-weighing combination weigher of the present invention comprises a plurality of kind-based groups (G1-G8) each of which is made up of a plurality of combination hoppers (4, 5) fed with objects to be weighed, the kind-based groups being fed with different kinds of objects to be weighed; and a control means (11); and the control means (11) is configured to carry out a process in which combination calculation is performed to find combination weight values for each of the kind-based groups, and combination weight values of a selection number predetermined for each kind are selected from the combination weight values based on a predetermined kind-based combination selection condition; a process in which combination calculation is performed in such a manner that one combination weight value is selected for each kind from the combination weight values selected in this process and selected combination weight values are combined to find one all-kind combination total value within an allowable range; and a discType: GrantFiled: April 4, 2006Date of Patent: January 10, 2012Assignee: Yamato Scale Co., Ltd.Inventors: Hiroshi Higuchi, Taketoshi Okamura
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Patent number: 8035041Abstract: A combination weigher of the present invention comprises a plurality of base groups into which a plurality of combination hoppers (4) which are circularly arranged are divided; a plurality of collecting chutes (6A to 6D) which are respectively disposed to respectively correspond to the base groups, a plurality of collecting hoppers (7A to 7D) respectively provided at the outlets of the collecting chutes; and a control means (21) wherein the control means (21) is configured to perform: a combination process to determine p discharge groups each including one or more base groups and perform combination calculation for each of the discharge groups to select combination hoppers forming optimal combination, a process to cause the combination hoppers forming optimal combinations in all discharge groups to discharge the objects to be weighed simultaneously; and a process to sequentially select the discharge groups and to cause the collecting hoppers corresponding to the base groups including the combination hoppers fType: GrantFiled: November 8, 2005Date of Patent: October 11, 2011Inventors: Hiroshi Higuchi, Shozo Kawanishi, Taketoshi Okamura
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Patent number: 7667147Abstract: A combination weigher of the present invention comprises a plurality of weighing hoppers (4) each of which includes two weighing chambers (4a, 4b) and is capable of weighing objects to be weighed which have been fed to the two weighing chambers, the weighing chambers being capable of independently discharging the objects to be weighed; a plurality of feeding hoppers (3) which are disposed above the weighing hoppers to respectively correspond to the weighing hoppers, for selectively feeding the objects to be weighed to each of the two weighing chambers of the corresponding weighing hopper; and a control unit (10) which is configured to perform combination calculation based on weight of the objects to be weighed which have been fed into the weighing chambers of each of the weighing hoppers (4) to select weighing chambers (4a, 4b) forming a combination which have been fed with the objects to be weighed whose total weight falls within a predetermined weight range, and is configured to cause the selected weighingType: GrantFiled: November 10, 2005Date of Patent: February 23, 2010Assignee: Yamato Scale Co., Ltd.Inventors: Hiroshi Higuchi, Shozo Kawanishi, Taketoshi Okamura
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Patent number: 7579558Abstract: A combination weigher of the present invention has a relationship with the packaging machine in which, a bag accommodating time required to accommodate the objects to be weighed falling from the collecting hopper (4) into the bag in a case where the gate of the collecting hopper (4) is always kept open, is longer than a seal stopping time after completion of sealing a lower end of any one of the bags successively manufactured by the packaging machine (21) before start of sealing an upper end of the bag, wherein the control unit (10) causes the gate of the collecting hopper (4) to be closed immediately before any portion of the objects to be weighed discharged from the weighing hoppers (1) arrives at the collecting hopper (4) at the latest, and causes the gate of the collecting hopper (4) to be opened before all of the objects to be weighed arrive at the collecting hopper (4) and after a specified time that elapses from when the gate of the collecting hopper (4) is closed, such that by keeping the gate of theType: GrantFiled: November 9, 2005Date of Patent: August 25, 2009Assignee: Yamato Scale Co., Ltd.Inventors: Hiroshi Higuchi, Shozo Kawanishi, Taketoshi Okamura
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Publication number: 20090200087Abstract: A mixing-weighing combination weigher of the present invention comprises a plurality of kind-based groups (G1-G8) each of which is made up of a plurality of combination hoppers (4, 5) fed with objects to be weighed, the kind-based groups being fed with different kinds of objects to be weighed; and a control means (11); and the control means (11) is configured to carry out a process in which combination calculation is performed to find combination weight values for each of the kind-based groups, and combination weight values of a selection number predetermined for each kind are selected from the combination weight values based on a predetermined kind-based combination selection condition; a process in which combination calculation is performed in such a manner that one combination weight value is selected for each kind from the combination weight values selected in this process and selected combination weight values are combined to find one all-kind combination total value within an allowable range; and a discType: ApplicationFiled: April 4, 2006Publication date: August 13, 2009Applicant: YAMATO SCALE CO., LTD.Inventors: Hiroshi Higuchi, Taketoshi Okamura
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Patent number: 7572986Abstract: A combination weigher of the present invention comprises a center base body (9), a plurality of feeding hoppers (3), a plurality of weighing hoppers (4) each including two weighing chambers (4a, 4b), a plurality of memory hoppers (5) each including two accommodating chambers (5a, 5b), a collecting chute (7) configured to receive objects to be weighed discharged from the weighing chamber and the accommodating chamber and to discharge the objects to be weighed, and a control unit (10) configured to perform combination calculation based on measured values of the objects to be weighed inside the weighing chambers of each weighing hopper (4) and measured values of the objects to be weighed inside the accommodating chambers of each memory hopper (5) to select a combination of weighing chambers and/or accommodating chambers which will discharge the objects to be weighed, and to cause the selected chambers to discharge the objects to be weighed onto the collecting chute (7), the two weighing chambers of each weighingType: GrantFiled: November 10, 2005Date of Patent: August 11, 2009Inventors: Shozo Kawanishi, Hiroshi Higuchi, Taketoshi Okamura
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Patent number: 7566837Abstract: The combination weigher of the present invention comprises a plurality of groups of combination hoppers which are a plurality of hopper lines of arcuate sections composing a line of combination hoppers including a plurality of circularly arranged combination hoppers (4); a control means (21) for performing a combination calculation for each of the groups of combination hoppers, selecting combination hoppers so that the total weight of the objects to be weighed therein falls within a predetermined weight range, and discharging the objects to be weighed from the selected combination hoppers; a plurality of collecting chutes (6A-6D) disposed below the groups of combination hoppers to correspond to the groups of the combination hoppers, respectively; and a plurality of collecting hoppers (7A-7D) provided to correspond to the collecting chutes, respectively, for temporarily retaining the objects to be weighed discharged from the collecting chutes, and then discharging the objects into an inlet of the packaging macType: GrantFiled: September 16, 2005Date of Patent: July 28, 2009Assignee: Shozo KawanishiInventors: Shozo Kawanishi, Hiroshi Higuchi, Taketoshi Okamura
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Publication number: 20090152019Abstract: A combination weigher of the present invention comprises a plurality of base groups into which a plurality of combination hoppers (4) which are circularly arranged are divided; a plurality of collecting chutes (6A to 6D) which are respectively disposed to respectively correspond to the base groups, a plurality of collecting hoppers (7A to 7D) respectively provided at the outlets of the collecting chutes; and a control means (21) wherein the control means (21) is configured to perform: a combination process to determine p discharge groups each including one or more base groups and perform combination calculation for each of the discharge groups to select combination hoppers forming optimal combination, a process to cause the combination hoppers forming optimal combinations in all discharge groups to discharge the objects to be weighed simultaneously; and a process to sequentially select the discharge groups and to cause the collecting hoppers corresponding to the base groups including the combination hoppers fType: ApplicationFiled: November 8, 2005Publication date: June 18, 2009Applicant: Shozo KawanishiInventors: Hiroshi Higuchi, Shozo Kawanishi, Taketoshi Okamura
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Patent number: 7538280Abstract: A combination weigher of the present invention is configured such that a plurality of weighing hoppers (4) are divided into base groups (FG1, FG2) and adjustment groups (CG1, CG2) between them, collecting funnels (7A, 7B) are provided at a lower part of a collecting chute (6), and movable plates (10) are provided to selectively discharge the objects to weighed from each adjustment group (CG1, CG2) to one of the collecting funnels (7A, 7B).Type: GrantFiled: December 27, 2005Date of Patent: May 26, 2009Assignee: Yamato Scale Co., Ltd.Inventors: Hiroshi Higuchi, Shozo Kawanishi, Taketoshi Okamura
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Publication number: 20080302580Abstract: A combination weigher of the present invention comprises a plurality of discharge hoppers which hold objects to be weighed; weight detecting devices for detecting measured values of weights of the objects to be weighed which are held in or fed to the discharge hoppers; and a controller; wherein the controller is configured to select an optimal composite combination from composite combinations each of which chooses a plurality of combinations made up of the measured values such that elements of the measured values do not duplicate between the combinations (step S3 to S4). In such a configuration, in the combination weigher configured to simultaneously select a plurality of combinations each of which chooses a certain number of measured values from a plurality of measured values, weighing precision can be improved without changing number of ganged units, or the number of ganged units can be reduced while maintaining the weighing precision.Type: ApplicationFiled: November 21, 2005Publication date: December 11, 2008Applicant: Shozo KawanishiInventors: Shozo Kawanishi, Hiroshi Higuchi, Taketoshi Okamura
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Publication number: 20080245578Abstract: A combination weigher of the present invention comprises a center base body (9), a plurality of feeding hoppers (3), a plurality of weighing hoppers (4) each including two weighing chambers (4a, 4b), a plurality of memory hoppers (5) each including two accommodating chambers (5a, 5b), a collecting chute (7) configured to receive objects to be weighed discharged from the weighing chamber and the accommodating chamber and to discharge the objects to be weighed, and a control unit (10) configured to perform combination calculation based on measured values of the objects to be weighed inside the weighing chambers of each weighing hopper (4) and measured values of the objects to be weighed inside the accommodating chambers of each memory hopper (5) to select a combination of weighing chambers and/or accommodating chambers which will discharge the objects to be weighed, and to cause the selected chambers to discharge the objects to be weighed onto the collecting chute (7), the two weighing chambers of each weighingType: ApplicationFiled: November 10, 2005Publication date: October 9, 2008Applicant: Shozo KawanishiInventors: Shozo Kawanishi, Hiroshi Higuchi, Taketoshi Okamura
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Publication number: 20080190671Abstract: A combination weigher of the present invention comprises a plurality of weighing hoppers (4) each of which includes two weighing chambers (4a, 4b) and is capable of weighing objects to be weighed which have been fed to the two weighing chambers, the weighing chambers being capable of independently discharging the objects to be weighed; a plurality of feeding hoppers (3) which are disposed above the weighing hoppers to respectively correspond to the weighing hoppers, for selectively feeding the objects to be weighed to each of the two weighing chambers of the corresponding weighing hopper; and a control unit (10) which is configured to perform combination calculation based on weight of the objects to be weighed which have been fed into the weighing chambers of each of the weighing hoppers (4) to select weighing chambers (4a, 4b) forming a combination which have been fed with the objects to be weighed whose total weight falls within a predetermined weight range, and is configured to cause the selected weighingType: ApplicationFiled: November 10, 2005Publication date: August 14, 2008Applicant: YAMATO SCALE CO., LTD.Inventors: Hiroshi Higuchi, Shozo Kawanishi, Taketoshi Okamura
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Publication number: 20080121439Abstract: A combination weigher of the present invention has a relationship with the packaging machine in which, a bag accommodating time required to accommodate the objects to be weighed falling from the collecting hopper (4) into the bag in a case where the gate of the collecting hopper (4) is always kept open, is longer than a seal stopping time after completion of sealing a lower end of any one of the bags successively manufactured by the packaging machine (21) before start of sealing an upper end of the bag, wherein the control unit (10) causes the gate of the collecting hopper (4) to be closed immediately before any portion of the objects to be weighed discharged from the weighing hoppers (1) arrives at the collecting hopper (4) at the latest, and causes the gate of the collecting hopper (4) to be opened before all of the objects to be weighed arrive at the collecting hopper (4) and after a specified time that elapses from when the gate of the collecting hopper (4) is closed, such that by keeping the gate of theType: ApplicationFiled: November 9, 2005Publication date: May 29, 2008Applicant: YAMATO SCALE CO., LTD.Inventors: Hiroshi Higuchi, Shozo Kawanishi, Taketoshi Okamura
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Publication number: 20080093129Abstract: A combination weigher of the present invention is configured such that a plurality of weighing hoppers (4) are divided into base groups (FG1, FG2) and adjustment groups (CG1, CG2) between them, collecting funnels (7A, 7B) are provided at a lower part of a collecting chute (6), and movable plates (10) are provided to selectively discharge the objects to weighed from each adjustment group (CG1, CG2) to one of the collecting funnels (7A, 7B).Type: ApplicationFiled: December 27, 2005Publication date: April 24, 2008Applicant: YAMATO SCALE CO., LTD.Inventors: Hiroshi Higuchi, Shozo Kawanishi, Taketoshi Okamura
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Publication number: 20080047761Abstract: The combination weigher of the present invention comprises a plurality of groups of combination hoppers which are a plurality of hopper lines of arcuate sections composing a line of combination hoppers including a plurality of circularly arranged combination hoppers (4); a control means (21) for performing a combination calculation for each of the groups of combination hoppers, selecting combination hoppers so that the total weight of the objects to be weighed therein fails within a predetermined weight range, and discharging the objects to be weighed from the selected combination hoppers; a plurality of collecting chutes (6A-6D)) disposed below the groups of combination hoppers to correspond to the groups of the combination hoppers, respectively; and a plurality of collecting hoppers (7A-7D)) provided to correspond to the collecting chutes, respectively, for temporarily retaining the objects to be weighed discharged from the collecting chutes, and then discharging the objects into an inlet of the packaging mType: ApplicationFiled: September 16, 2005Publication date: February 28, 2008Applicant: Shozo KawanishiInventors: Shozo Kawanishi, Hiroshi Higuchi, Taketoshi Okamura