Patents by Inventor Masayoshi Nakajima
Masayoshi Nakajima 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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Publication number: 20100072952Abstract: To provide a structure to dissipate heat from an internal heating component efficiently for a miniaturized, thin portable electronic apparatus. The portable electronic apparatus comprises a housing 1, a circuit board 7 accommodated in the housing and mounted with an electronic component on a surface on one side of the circuit board, a thermally conductive member 6 arranged opposite to the surface on one side of the circuit board and having thermal conductive property, and a battery accommodated in a battery chamber 8 formed in the housing. The thermally conductive member 6 forms at least a part of the battery chamber 8.Type: ApplicationFiled: November 22, 2007Publication date: March 25, 2010Inventor: Masayoshi NAKAJIMA
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Patent number: 7633019Abstract: A combination weighing device is configured and arranged to efficiently perform processes from combination weighing to discharging. The combination weighing device includes a control unit configured to control a container arrangement mechanism so as to tilt the orientation of a container storing weighed articles selected based on the results of weighing to discharge a portion or all of the articles in the container into its adjacent container.Type: GrantFiled: August 28, 2006Date of Patent: December 15, 2009Assignee: Ishida Co., Ltd.Inventors: Masayoshi Nakajima, Shuji Murata, Fumitaka Tokuda, Ken Shimizu, Takashi Kimura
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Publication number: 20090277132Abstract: A combination weighing device is configured and arranged to efficiently perform processes from combination weighing to discharging. The combination weighing device includes a control unit configured to control a container arrangement mechanism so as to tilt the orientation of a container storing weighed articles selected based on the results of weighing to discharge a portion or all of the articles in the container into its adjacent container.Type: ApplicationFiled: August 28, 2006Publication date: November 12, 2009Inventors: Masayoshi Nakajima, Shuji Murata, Fumitaka Tokuda, Ken Shimizu, Takashi Kimura
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Publication number: 20090094796Abstract: A fastener including a pair of base members formed in the shape of a band and a claw unit formed between the pair of the base members, and the claw unit engages the base members with each other and seals a gap between the base members. The claw unit includes a sealing unit and an engaging unit. The sealing unit includes a male claw and a female claw that receives the male claw so as to make an area between the claws liquid-tight or air-tight. The engaging unit includes a pair of hooks. A side wall of the female claw of the sealing unit is formed as a restricting part that prevents a displacement of one hook of the engaging unit in a separation direction.Type: ApplicationFiled: December 29, 2006Publication date: April 16, 2009Applicant: C.I. KASEI COMPANY, LIMITEDInventor: Masayoshi Nakajima
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Patent number: 7390981Abstract: A weighing device includes a supply unit, a weighing unit, a stock unit, a discharge unit, a transfer unit, and a revolving mechanism. The supply unit supplies a target object to a container revolving in the weighing unit. The weighing unit weighs the container while revolving the same. The stock unit stocks a plurality of containers while holding the plurality of containers three-dimensionally and revolving them. The discharge unit discharges the target object from the container while revolving the container.Type: GrantFiled: September 16, 2004Date of Patent: June 24, 2008Assignee: Ishida Co., Ltd.Inventors: Yoshihiro Nakamura, Kazuhiro Suhara, Takashi Kimura, Masayoshi Nakajima, Shuji Murata, Yukio Wakasa, Fumitaka Tokuda
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Patent number: 7332680Abstract: A conveying device is disclosed that changes the order of containers during conveyance in order to speed up processes, such as a discharging process performed by a combination weighing device and a rank-order sorting process performed by a quality inspection device. With a combination weighing device, a plurality of containers placed on a rotary table are moved by rotatably driving the rotary table. While the containers are being moved, a container arrangement mechanism changes the sequential order of the containers that are specified by a control unit.Type: GrantFiled: May 23, 2006Date of Patent: February 19, 2008Assignee: Ishida Co., Ltd.Inventors: Masayoshi Nakajima, Fumitaka Tokuda
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Patent number: 7332679Abstract: A weighing section includes a plurality of weighing members and a power supply mechanism. The weighing members weigh an object while moving. The power supply mechanism includes a fixed section, a rotatable section moving along the movement of the weighing members, a primary coil provided on the fixed section, and a secondary coil provided on the rotatable section. The power supply mechanism supplies power to the primary coil, retrieves an induced electromotive force from the secondary coil, and supplies power to the weighing members.Type: GrantFiled: October 8, 2004Date of Patent: February 19, 2008Assignee: Ishida Co., Ltd.Inventors: Shuji Murata, Yukio Wakasa, Takashi Kimura, Masayoshi Nakajima
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Publication number: 20070119633Abstract: A weighing section includes a plurality of weighing members and a power supply mechanism. The weighing members weigh an object while moving. The power supply mechanism includes a fixed section, a rotatable section moving along the movement of the weighing members, a primary coil provided on the fixed section, and a secondary coil provided on the rotatable section. The power supply mechanism supplies power to the primary coil, retrieves an induced electromotive force from the secondary coil, and supplies power to the weighing members.Type: ApplicationFiled: October 10, 2004Publication date: May 31, 2007Applicant: ISHIDA CO., LTD.Inventors: Shuji Murata, Yukio Wakasa, Takashi Kimura, Masayoshi Nakajima
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Publication number: 20060292322Abstract: This engaging member includes a male part and a female part each of which is capable of engaging with each other, in which each of the male part and the female part has a welded part to a main body of a bag and a part other than the welded part, at least the welded part is formed by a resin composition including (A) a polypropylene type resin having a maximum melting peak temperature measured by a differential calorimeter of not more than 145° C., and a melt flow rate ranging from 0.5 g/10 min. to 20 g/10 min., and (B) a polybutene type resin having a maximum melting peak temperature measured by a differential calorimeter of not more than 130° C., and a melt flow rate ranging from 0.1 g/10 min. to 20 g/10 min.Type: ApplicationFiled: June 27, 2005Publication date: December 28, 2006Inventors: Masayoshi Nakajima, Naoki Hatakeyama
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Publication number: 20060289206Abstract: A weighing device includes a supply unit, a weighing unit, a stock unit, a discharge unit, a transfer unit, and a revolving mechanism. The supply unit supplies a target object to a container revolving in the weighing unit. The weighing unit weighs the container while revolving the same. The stock unit stocks a plurality of containers while holding the plurality of containers three-dimensionally and revolving them. The discharge unit discharges the target object from the container while revolving the container.Type: ApplicationFiled: September 16, 2004Publication date: December 28, 2006Applicant: ISHIDA CO., LTD.Inventors: Yoshihiro Nakamura, Kazuhiro Suhara, Takashi Kimura, Masayoshi Nakajima, Shuji Murata, Yukio Wakasa, Fumitaka Tokuda
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Publication number: 20060266560Abstract: A conveying device is disclosed that changes the order of containers during conveyance in order to speed up processes, such as a discharging process performed by a combination weighing device and a rank-order sorting process performed by a quality inspection device. With a combination weighing device, a plurality of containers placed on a rotary table are moved by rotatably driving the rotary table. While the containers are being moved, a container arrangement mechanism changes the sequential order of the containers that are specified by a control unit.Type: ApplicationFiled: May 23, 2006Publication date: November 30, 2006Applicant: Masayoshi NAKAJIMAInventors: Masayoshi NAKAJIMA, Fumitaka TOKUDA
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Patent number: 7015399Abstract: The invention provides a combination measuring device allows fast measurement without lowering a measurement accuracy. The combination measuring device accommodates objects in a plurality of containers, performs combination calculation by measuring weights of the objects accommodated in the containers, discharging and collecting the objects selected for an optimum combination from the containers, and thereby obtaining the weighed objects having a target weight. This combination measuring device includes a plurality of measuring units, and a control portion. Each of the measuring units has a measuring portion for measuring the weight of the object accommodated in the container, and a stock portion for stocking the containers accommodating the weighed objects. The control portion performs the combination calculation by using weight values of all the objects stocked by the stock portions of all of the measuring units, while selecting zero or at most one container from each of the measuring units.Type: GrantFiled: April 26, 2004Date of Patent: March 21, 2006Assignee: Ishida Co., Ltd.Inventors: Shuji Murata, Masayoshi Nakajima
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Publication number: 20050173159Abstract: The invention provides a combination measuring device allows fast measurement without lowering a measurement accuracy. The combination measuring device respectively accommodates objects (101) in a plurality of containers (102), performs combination calculation by measuring weights of the objects accommodated in the containers, discharges and collects the objects selected for an optimum combination from the containers, and thereby obtaining the weighed objects having a target weight. This combination measuring device includes a plurality of measuring units (1, 2, 3 and 4), and a control portion (50). Each of the measuring units (1, 2, 3 and 4) has a measuring portion (21) for measuring the weight of the object accommodated in the container, and a stock portion (22) for stocking the plurality of containers accommodating the weighed objects.Type: ApplicationFiled: April 26, 2004Publication date: August 11, 2005Applicant: Ishida Co., Ltd.Inventors: Shuji Murata, Masayoshi Nakajima
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Patent number: 6907128Abstract: A noise canceling apparatus (1) comprises an amplifier (10) for amplifying a measured signal (ms) outputted from a measuring device (3), an analog filter (11), an ADC (12), a digital filter (14), a coefficient control section (13), and a data input section (15). The digital filter (14) is a notch filter for attenuating a frequency component of a quantitative signal D(n) outputted from the ADC (12) at a plurality of notches (stop bands). A transfer function of the digital filter (14) is expressed by the product of a plurality of factors each having a root that corresponds to each one of the plurality of notches. The coefficient control section (13) changes a frequency component of a root corresponding to a notch selected from the plurality of notches, and thereafter, expands in a polynomial the transfer function of the reconstructed digital filter (14). On the basis of the polynomial thereby obtained, a new series of filter coefficients is calculated.Type: GrantFiled: May 13, 2003Date of Patent: June 14, 2005Assignee: Ishida Co., Ltd.Inventors: Takashi Kimura, Masayoshi Nakajima, Shuuji Murata, Yukio Wakasa, Kazuhiro Suhara
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Publication number: 20030215100Abstract: A noise canceling apparatus (1) comprises an amplifier (10) for amplifying a measured signal (ms) outputted from a measuring device (3), an analog filter (11), an ADC (12), a digital filter (14), a coefficient control section (13), and a data input section (15). The digital filter (14) is a notch filter for attenuating a frequency component of a quantitative signal D(n) outputted from the ADC (12) at a plurality of notches (stop bands). A transfer function of the digital filter (14) is expressed by the product of a plurality of factors each having a root that corresponds to each one of the plurality of notches. The coefficient control section (13) changes a frequency component of a root corresponding to a notch selected from the plurality of notches, and thereafter, expands in a polynomial the transfer function of the reconstructed digital filter (14). On the basis of the polynomial thereby obtained, a new series of filter coefficients is calculated.Type: ApplicationFiled: May 13, 2003Publication date: November 20, 2003Applicant: Ishida Co., Ltd.Inventors: Takashi Kimura, Masayoshi Nakajima, Shuuji Murata, Yukio Wakasa, Kazuhiro Suhara
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Publication number: 20020060174Abstract: A sorting device in which a nozzle (31) having a flat tip portion (31a) for blowing air to a predetermined article X transported by a pair of transport belts (23, 23) is covered with a nozzle cover (32) whose forward-oriented and rearward-oriented end portions in the direction of air blowing are open and whose forward opening (32a) is located forward of the tip portion (31a) of the nozzle (31). Then, by covering above the transport belts (23, 23) with an upper cover (8), as well as providing a sorting cover (33) whose upper forward and lower rear end portions are open at a position opposed to the nozzle cover (32) with these transport belts (23, 23) provided therebetween, a continuous air path from the nozzle cover (32) to the sorting cover(33) is formed.Type: ApplicationFiled: October 31, 2001Publication date: May 23, 2002Applicant: ISHIDA CO., LTD.Inventor: Masayoshi Nakajima
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Patent number: 5736685Abstract: A conveyor-mounted weighing apparatus is designed to eliminate any possible influence brought about by a rotational load, generated as a result of eccentric motion of at least one roller forming a part of a conveyor unit, on a weight measurement. The conveyor-mounted weighing apparatus includes a first load detector for detecting the weight of an article to be weighed then being transported by the conveyor unit and for outputting a first load signal, a second load detector for detecting a horizontally acting load imposed on the conveyor means and for outputting a second load signal, and a calculating unit for shifting a phase of the second load signal outputted from the second load detector and subtracting the phase-shifted second load signal from the first load signal outputted from the first load detector to thereby eliminate a noise component brought about by the conveyor unit.Type: GrantFiled: November 9, 1995Date of Patent: April 7, 1998Assignee: Ishida Co., Ltd.Inventor: Masayoshi Nakajima
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Patent number: 5670752Abstract: In a weighing conveyor, a driving roller includes an inner cylinder and an outer cylinder. The outer cylinder is rotatably supported on the inner cylinder. An endless belt is laid over the outer cylinder. An electric motor and a load cell are built in the inner cylinder. The motor drives the outer cylinder through a reduction gear mechanism.Type: GrantFiled: April 25, 1994Date of Patent: September 23, 1997Assignee: Ishida Co., Ltd.Inventor: Masayoshi Nakajima
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Patent number: 5484343Abstract: A power transmission belt having a belt body with a length, an inside, an outside and laterally spaced side surfaces and reinforcing fabric on at least one of the inside and outside of the body. The reinforcing fabric is formed from first yarns including a mixture of polymethaphenylene isophthalamide fibers and polyethylene terephthalate fibers.Type: GrantFiled: January 24, 1995Date of Patent: January 16, 1996Assignee: Mitsuboshi Belting Ltd.Inventors: Masayoshi Nakajima, Takashi Kinoshita, Arata Hasegawa, Yoshiaki Onaka
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Patent number: 5408007Abstract: A rubber composition permits good adhesion upon crosslinking to fiber materials and offers good adhesion after thermal aging. The rubber composition includes about 1/10 to about 1/1000 mol of an organic peroxide and either about 0.5 or about 10 parts by weight of an organic compound having two or more acrylate groups or methacrylate groups and one or more carboxyl groups in the molecular structure or about 1 to about 30 parts by weight of a carboxy-modified rubber per 100 parts by weight of a rubber crosslinkable with the organic peroxide.Type: GrantFiled: May 22, 1992Date of Patent: April 18, 1995Assignee: Mitsuboshi Belting Ltd.Inventors: Takahide Mizuno, Masayoshi Nakajima, Takashi Hamada, Nobutake Osako, Kasutoshi Ishida