Patents by Inventor Isamu Matsui
Isamu Matsui 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: 6484470Abstract: The present invention enables a member to be accurately fixed to a floor. With tapped holes 5 in a member mounting section 2 accurately aligned with marks formed in a grating 20 so as to correspond to through-holes 9, a bolt 14 is screwed in an internal thread cylinder 23 (fixed in a vent hole 21 in the grating 20) through a through-hole 13 in a presser plate 12 that can have its position changed relative to the member mounting plate 2, and the presser plate 12 is used to fix the member mounting plate 2 to the grating 20.Type: GrantFiled: November 27, 2000Date of Patent: November 26, 2002Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Takashi Nakao, Isao Fukuda
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Patent number: 6374748Abstract: A guide rail 2 having cables for non-contact power feeding is laid on a floor 22 in a clean room, and the guide rail 2 serves to guide each of guide rollers 60 of a tracking cart 4, and the cable serves to feed electrical power to a pickup coil of a tracking cart 4. This construction gives a tracking cart system that is easy to construct and easy to alter a layout thereof and is structurally compact and intrinsically clean.Type: GrantFiled: October 26, 2000Date of Patent: April 23, 2002Assignee: Murata Kikai Kabushiki KaishaInventors: Tamotsu Shiwaku, Isamu Matsui, Takashi Nakao
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Patent number: 5445334Abstract: An unwinding assisting device for an automatic winder. The automatic winder has a winding position at which a cop of yarn is unwound from a take-up tube supported on a tray. A lifting mechanism raises the tray at the winding position as the cop of yarn is unwound from the take-up tube. A tubular member receives the take-up tube therein. The tubular member has an inside diameter that is smaller than the outside diameter of the cop and larger than the outside diameter of the take-up tube.Type: GrantFiled: January 5, 1994Date of Patent: August 29, 1995Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Yoshiyasu Maeda, Yuji Todo, Masaharu Kiriake, Takashi Nakao
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Patent number: 5377923Abstract: A yarn unwinding assisting device for an automatic winder comprising a first defining member having an inner diameter defining portion covered over a yarn feed bobbin to define a lower balloon, and a second defining member having a defining member located above the yarn feed bobbin to define a yarn running area and defining an upper balloon, wherein said first defining member is separated from said second defining member to enable following the unwinding of the yarn feed bobbin.Type: GrantFiled: June 29, 1992Date of Patent: January 3, 1995Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Yoshiyasu Maeda, Yuji Todo
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Patent number: 5374000Abstract: A cop changing mechanism for a winding unit, for transferring a tray supporting a cop in an upright position from a waiting position to a winding position and removing a tray supporting an empty bobbin away from the winding position is provided with a tray holder for pressing down the tray located at the winding position.Type: GrantFiled: January 21, 1993Date of Patent: December 20, 1994Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Yoshiyasu Maeda, Yuji Todo, Masaharu Kiriake, Takashi Nakao
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Patent number: 5174102Abstract: A twist number setting device for a two-for-one twister constituted such that an output power shaft of a drive motor is connected to a drive pulley which is connected to a spindle and provides a turning force to the spindle and also connected to a rotary shaft of a drum which contacts with a winding package and provides a turning force to the package, and a speed change mechanism is interposed between the output power shaft of the drive motor and the rotary shaft of the drum.Type: GrantFiled: June 4, 1991Date of Patent: December 29, 1992Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Yutaka Ueda
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Patent number: 5172734Abstract: A weft breaks monitoring system in a loom which examines the trend of the weft break, and comprises a device for measuring a winding diameter of a weft feed package and a tension meter for detecting a weft break, wherein the winding diameter is divided into plural sections and the number of times of weft break detections from the tension meter is counted every section. A yarn release device for the weft feed package which provides an adequate tension in response to a variation of a release tension resulting from a change in the winding diameter is also provided.Type: GrantFiled: September 6, 1991Date of Patent: December 22, 1992Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Yasuo Akiyama
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Patent number: 5142857Abstract: In a system for producing yarns comprising a spinning apparatus having a plurality of spinning units, each unit being provided with a winding device, and a twisting machine directly connected to said spinning apparatus to twist a package from the spinning apparatus, a method comprises feeding packages of different kinds of yarns doffed from a group of units obtained by dividing units of the spinning apparatus to the twisting machine at different timing, and supplying them onto trays discriminated by kinds in the twisting machine.Type: GrantFiled: February 27, 1990Date of Patent: September 1, 1992Assignee: Murata Kikai Kabushiki KaishaInventor: Isamu Matsui
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Patent number: 5052172Abstract: A method of untwisting sized yarn in a yarn splicing device, which comprises applying a solution to the ends of sized yarn to dissolve a size to thereby untwist the yarn at the ends thereof when they are joined together by a whirling stream of air.Type: GrantFiled: June 20, 1990Date of Patent: October 1, 1991Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Hiroshige Maruki
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Patent number: 5030461Abstract: Shoyu, a liquid seasoning, has a blackish purple or blackish brown color, however, such color peculiar to the conventional shoyu is decolored and the shoyu is colored various colors such as red, blue, yellow, green, etc., whereby the conventional shoyu can be improved into one which is available in a variety of colors while maintaining the taste, aroma and flavor peculiar to the conventional shoyu.Type: GrantFiled: September 1, 1989Date of Patent: July 9, 1991Assignee: Frontier Tochigi Co-operativeInventors: Hiroshi Tokita, Isamu Matsui, Hiroyuki Hasegawa, Susumu Taima, Kensuke Ohyoshi, Hisao Sugita, Shigeru Tsuchida
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Patent number: 4998407Abstract: Method and Apparatus for forming a package including a steps of drafting and twisting a raw sliver to form a spun yarn, taking up at least two spun yarns in a paralleled state into the same package, and supplying the thus wound package directly to a two-for-one twister disposed in continuity with the spinning device. The spinning device and the two-for-one twister are connected to each other by a conveyor for feeding the packages from the spinning device and by a yarn supply package replacing device.Type: GrantFiled: July 11, 1989Date of Patent: March 12, 1991Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Masao Uehara, Shoji Sakai, Koshi Noda, Yasuhiko Kubota
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Patent number: 4984749Abstract: Various conditions for operation, in a machine frame which is constituted from a plurality of yarn processing units, of the individual yarn processing units are set by means of a memory card reading device which is electrically connected to the individual processing units over a bus line, and only by setting a memory card in which conditions suitable for a yarn to be processed are written in position into the memory card reading device, operating conditions of the individual processing units are set collectively.Type: GrantFiled: April 28, 1989Date of Patent: January 15, 1991Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Shoichi Tone
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Patent number: 4936084Abstract: A yarn untwisting device in a pneumatic yarn splicing apparatus which includes an untwisting nozzle for guiding an end of cut yarn; a gas feed device for feeding a gas stream into the nozzle; a liquid feed device for spraying liquid to the yarn end which has been sucked into the nozzle; and a liquid recovering device connected to the nozzle.Type: GrantFiled: April 5, 1989Date of Patent: June 26, 1990Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Hiroshige Maruki
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Patent number: 4928475Abstract: A method for winding a fixed length of yarn on a yarn-supply package in an apparatus connecting an automatic winder or an innovation spinning machine having a winder with a two-for-one twister. The method comprises dividing a single yarn-supply package transferred from a winder side to form a plurality of twist-yarn packages on the two-for-one twister side.Type: GrantFiled: August 16, 1989Date of Patent: May 29, 1990Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Masao Uehara, Shinji Noshi, Tsukasa Kawarabashi
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Patent number: 4922703Abstract: A twist number setting device for a two-for-one twister constituted such that an output power shaft of a drive motor is connected to a drive pulley which is connected to a spindle and provides a turning force to the spindle and also connected to a rotary shaft of a drum which contacts with a winding package and provides a turning force to the package, and a speed change means is interposed between the output power shaft of the drive motor and the rotary shaft of the drum.Type: GrantFiled: May 5, 1988Date of Patent: May 8, 1990Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Yutaka Ueda
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Patent number: 4880176Abstract: A yarn end finding device for releasing a bunch winding wound around an end of a spinning bobbin to find a yarn end and supplying the yarn-end found spinning bobbin to an automatic winder, the yarn end finding device comprising rotary rollers 15 and 16 adapted to press against a take-up tube 11 at a bunch winding position of the spinning bobbin, the rotary rollers having rotary axes C1 and C2 inclined in a direction different from an axis C3 of the take-up tube 11.Type: GrantFiled: June 5, 1987Date of Patent: November 14, 1989Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Hiroshi Uchida, Hirao Otojima, Yoshihiro Kino
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Patent number: 4877194Abstract: In a yarn splicing process comprising steps of allowing a yarn from a bobbin and a yarn leading to a package to intersect with each other in a yarn splicing device; cutting off yarn end portions extending from the yarn splicing device; splicing the cut yarn ends; and re-starting the winding operation for winding up a yarn on a package from a bobbin, the process further includes steps of clamping the superfluous yarn branching off from the spliced joint before starting a drum to wind a yarn on a package to prevent a defective splicing.Type: GrantFiled: April 20, 1988Date of Patent: October 31, 1989Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Kenji Ohashi, Koji Deno
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Patent number: 4846618Abstract: A yarn-conveying system in the route consisting of a fine spinning process, a rewinding process. A first closed loop is provided between a fine spinning machine and a winder for conveying cops or empty bobbins and a second closed loop is formed between the winder and a weaving machine for conveying packages and empty paper spools.Type: GrantFiled: November 3, 1986Date of Patent: July 11, 1989Assignee: Murata Kikai Kabushiki KaishaInventor: Isamu Matsui
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Patent number: 4798348Abstract: A yarn end finding device for a spinning bobbin produced in a spinning frame. A bobbin rotating and driving device and a bobbin discriminating device are provided on a bobbin processing station in a yarn end finding device, and the rotating direction of the bobbin rotating and driving device is switched by a signal for detecting a kind of bobbins according to the discriminating device.Type: GrantFiled: September 19, 1986Date of Patent: January 17, 1989Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Noboru Sekitani
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Patent number: 4723720Abstract: A yarn end finding device in which a yarn end suction opening part of a suction mouth for leading out a yarn end on a surface of a yarn layer on a spinning bobbin by an action of a suction air flow can be moved on the basis of the difference in the yarn layer diameter of the spinning bobbins to be treated.Type: GrantFiled: May 16, 1986Date of Patent: February 9, 1988Assignee: Murata Kikai Kabushiki KaishaInventors: Isamu Matsui, Shuzo Kawamura