Patents by Inventor Hiroshi Ishidoshiro
Hiroshi Ishidoshiro 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: 4571962Abstract: An apparatus for continuous liquid treatment of a cloth comprising a treating solution soaking tank (A) provided at a position adjacent to a cloth inlet of a steamer body (B), through which a cloth 2 to be treated is continuously transported for wet-heat treatment, said treating solution soaking tank (A) including:a fixed tank 5 fitted with a cloth guide roll 7;a movable tank 4 having a wall surface adjacent to the wall surface of the fixed tank 5 for forming a cloth passage 6 of a cloth to be treated therebetween;a cylinder 13 for turning the movable tank 4;treating solution supply pipes 8 for supplying a treating solution successively to the cloth passage 6; andwashing showers 12 for jetting washing water to the cloth passage 6. The exchange of a treating solution in the treating solution soaking tank can be done speedily and effectively with no need of interrupting the transportation of the cloth prior to the wet-heat treatment of the cloth in the steamer body.Type: GrantFiled: June 13, 1984Date of Patent: February 25, 1986Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Hiroshi Ishidoshiro
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Patent number: 4557006Abstract: A method for setting and pretreating a cloth by a continuous process which comprises supplying a long cloth soaked with a treating solution continuously into a steamer body by piling up several sheets one on top of the other, separating these sheets, and then steaming each cloth while applying a high temperature treating solution thereto and widening the sheets for setting the cloth. Then the cloth is steamed by piling up the sheets once again during application of the high temperature treating solution still further thereto for pretreatment of the cloth. Then with the use of washing water, the cloth is washed and then finally taken out of the steamer body. A long cloth can effectively and economically be set and pretreated while sparing heat energy and water resource.Type: GrantFiled: September 14, 1984Date of Patent: December 10, 1985Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Hiroshi Ishidoshiro
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Patent number: 4550578Abstract: An apparatus for low-temperature plasma treatment of a textile product such as a cloth comprising transporting a textile product to be treated through a reaction chamber, in which low-temperature plasma is produced in situ by applying high frequency electric wave to electrodes provided in the chamber uniformly without stay, for subjecting the textile product to low-temperature plasma treatment uniformly.Type: GrantFiled: February 23, 1984Date of Patent: November 5, 1985Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Tokuju Goto, Itsuo Tanaka, Hiroshi Ishidoshiro, Matsuo Minakata
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Patent number: 4533147Abstract: An automatic pressure control apparatus for an end-face seal plate in a seal mechanism of a high pressure steamer for wet-heat treatment of a textile product comprising; a seal mechanism having a pair of seal rubber rolls located above a hole in the high pressure steamer body, through which the cloth is passed for the purpose of sealing said hole, a seal block for supporting the seal rubber rolls which are freely rotatable, an end-face seal plate supported by the seal block, in pressure contact with the seal rubber rolls and the end face of the seal block so as to be freely slidable in the axial direction of the seal rubber rolls, an end-face seal plate support fitting for support of the end-face seal plate, a pressure control screw supported by means of a support fitting fixed to the seal block so as to be freely slidable in the axial direction of the seal rubber rolls, and a press-down plate movable in the axial direction of the seal rubber rolls by means of the pressure control screw, a pressure detector pType: GrantFiled: July 24, 1984Date of Patent: August 6, 1985Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Hiroshi Ishidoshiro
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Patent number: 4529128Abstract: A high temperature hot liquid jet nozzle comprising a cylindrical liquid supply tube having a slit along its generating line and a steam jet pipe provided coaxially within the liquid supply tube forming a narrow gap therebetween to serve as a liquid passage and having a steam jet opening positioned in the slit. By supplying high temperature and pressure steam into the steam jet pipe, a treating liquid in the liquid supply tube is heated nearly to the temperature of the steam and thus heated treating liquid in the liquid supply tube is blown through the slit of the liquid supply tube together with steam jetted through the steam jet opening of the steam jet pipe to a cloth to be treated.Type: GrantFiled: July 14, 1983Date of Patent: July 16, 1985Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Hiroshi Ishidoshiro
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Patent number: 4528708Abstract: A method for continuous wet-heat treatment of a cloth comprising transporting a cloth continuously through a wet-heat treatment chamber under the ordinary pressure heating the cloth with the use of a heating fluid passing through a plurality of heating pipes provided closely along the cloth passage while applying to the cloth a high temperature treating liquid oozed or squeezed out of a plurality of liquid apply pipes in contact with the cloth; and an apparatus therefor.Type: GrantFiled: October 19, 1983Date of Patent: July 16, 1985Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Hiroshi Ishidoshiro
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Patent number: 4517818Abstract: A high pressure steamer for continuous wet-heat treatment of a cloth has an inlet and an outlet for taking a cloth continuously in and out of the steamer body. The cloth inlet has an inlet side seal mechanism provided with a liquid seal tank and the cloth outlet has an outlet side seal mechanism provided with a slow cooling tank. A plurality of liquid application tanks and prewashing tanks are provided in the steamer for boiling the cloth passing through the steamer intermittently and repeatedly. A filter is provided for cleansing waste water exhausted from the slow cooling tank. A heat exchanger is provided for heating cleansed water by the use of high temperature waste liquor from the prewashing tank, and conduits supply the heated water to the liquid application tanks and prewashing tanks.Type: GrantFiled: August 9, 1983Date of Patent: May 21, 1985Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Hiroshi Ishidoshiro
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Patent number: 4507539Abstract: A method for the continuous treatment of a cloth using a low-temperature plasma, wherein a cloth is dried by heating the cloth in a reduced pressure chamber, and the cloth is then transported through a low-temperature plasma atmosphere in a low-temperature plasma treating chamber without exposing the cloth to the atmosphere under ordinary pressure. An apparatus for carrying out the process is also disclosed. The cloth can further be subjected to the low-temperature plasma polymerization treatment in another reduced pressure chamber.Type: GrantFiled: December 28, 1982Date of Patent: March 26, 1985Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Tokuju Goto, Itsuo Tanaka, Hiroshi Ishidoshiro, Matsuo Minakata
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Patent number: 4500318Abstract: A method for desizing, scouring and bleaching a textile product, in which a natural cellulose-type textile product is soaked with a neutral aqueous hydrogen peroxide solution, steamed in a saturated water vapor atmosphere at 120.degree. C. to 160.degree. C., soaked immediately with a hot caustic soda solution without cooling and washing under the same saturated water vapor, and steamed again in a saturated water vapor atmosphere at 120.degree. C. to 160.degree. C.Type: GrantFiled: August 9, 1983Date of Patent: February 19, 1985Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Eiichi Nakano, Hiroshi Ishidoshiro
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Patent number: 4495783Abstract: A method for continuous wet-heat treatment of a cloth, comprising applying a treating liquid such as a treating solution and/or water superheated to a temperature higher than 100.degree. C., which is oozing out of a plurality of liquid applying rollers, to a cloth running continuously through a non-tightly sealed wet-heat treating chamber for soaking the cloth with the treating liquid up to the core part thereof with the use of a limited amount of the liquid, the said liquid applying rollers being provided with numerous irregular, curved and bent communicating pores all over its periphery; and an apparatus therefor.Type: GrantFiled: September 7, 1983Date of Patent: January 29, 1985Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Hiroshi Ishidoshiro
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Patent number: 4484460Abstract: An apparatus for wet-heat treating a cloth continuously, comprising a high temperature liquid generating chamber maintained at a constant high temperature and pressure by supplying high temperature and pressure steam therein and provided with a treating solution heating pipe and a water heating pipe, and a wet-heat chamber provided with a plurality of guide rollers for transporting a cloth to be treated zigzag forming snaky undulations through the chamber and a plurality of nozzle pairs respectively arranged adjacent to both sides of the cloth and communicating to the treating solution heating pipe and/or the water heating pipe.Type: GrantFiled: July 14, 1983Date of Patent: November 27, 1984Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Hiroshi Ishidoshiro
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Patent number: 4480448Abstract: An apparatus for wet-heat treating a cloth in a high pressure steamer provided with an inlet side seal mechanism having a liquid seal tank and an outlet side seal mechanism having a slow cooling tank, comprising a plurality of liquid apply tanks provided along a cloth passage for transporting a cloth continuously in the steamer body, in such a manner that either a treating solution or hot water is applied to the cloth selectively and repeatedly from the liquid seal tank or the slow cooling tank with the aid of liquid apply pipes having a valve respectively. Treatment of a long cloth such as pretreatment including desizing, bleaching and scouring as well as dyeing can be done speedily, effectively and eminently.Type: GrantFiled: March 7, 1983Date of Patent: November 6, 1984Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Hiroshi Ishidoshiro
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Patent number: 4479369Abstract: An apparatus for treating a textile product with the use of low-temperature plasma includes a reactor, and an arrangement for transporting a textile product to be treated, located within the reactor and arranged to move the textile product between taking-up shafts. The textile product is passed through a passage in the reactor formed between a pair of electrode plates. A mechanism maintains a vacuum in the interior of the reactor, and gas is supplied into the reactor between the electrode plates. The electrode plates are connected to produce a low-temperature plasma therebetween. The textile product such as a cloth, string or yarn can be treated effectively using only small amounts of heat energy and water resource.Type: GrantFiled: April 4, 1983Date of Patent: October 30, 1984Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Hiroshi Ishidoshiro, Matsuo Minakata, Tokuju Goto
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Patent number: 4472950Abstract: An apparatus for wet heat treating a cloth continuously in a high pressure steamer provided with a plurality of guide rolls alternately disposed in upper and lower positions for transporting a cloth to be treated in a zigzag path through the steamer body, comprising providing a liquid seal tank in an inlet side seal mechanism of the steamer body for applying a treating solution to the cloth initially and a plurality of treating solution applying tanks having different heights positioned below the liquid seal tank and immersing respectively one of the lower guide rolls therein for applying the treating solution to the cloth after the initial application, and repeatedly while the cloth is wet heat treated. The bottoms of the liquid seal tank and the treating solution applying tanks are connected to the lower tanks by means of liquid pipes, and a slow cooling tank is provided in an outlet side seal mechanism of the steamer body for cooling the cloth slowly with water.Type: GrantFiled: February 3, 1983Date of Patent: September 25, 1984Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Hiroshi Ishidoshiro
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Patent number: 4466258Abstract: A method for low-temperature plasma treatment of a textile product such as a cloth comprising transporting a textile product to be treated through a reaction chamber, in which low-temperature plasma is produced in situ by applying high frequency electric wave to electrodes provided in the chamber uniformly without stay, for subjecting the textile product to low-temperature plasma treatment uniformly, and an apparatus therefor.Type: GrantFiled: December 22, 1982Date of Patent: August 21, 1984Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Tokuju Goto, Itsuo Tanaka, Hiroshi Ishidoshiro, Matsuo Minakata
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Patent number: 4457145Abstract: An apparatus for treating a textile product continuously with the use of low-temperature plasma comprising; a reactor provided with a seal mechanism for maintaining vacuum therein while allowing a textile product to pass therethrough continuously into and out of the reactor, a plurality of guide rolls provided in the reactor for forming a passage for transporting the textile product in zigzag forming snaky undulations therethrough, and a plurality of pairs of electrode plates spacedly provided in the reactor with the textile product passage located therebetween, a plurality of gas nozzles for supplying a gas for producing low-temperature plasma to the gaps between the electrode plates, a vacuum mechanism for producing vacuum in the interior of the reactor, and means for supplying a high frequency electric wave to the electrode plates to produce low-temperature plasma therebetween.Type: GrantFiled: March 29, 1983Date of Patent: July 3, 1984Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Hiroshi Ishidoshiro, Matsuo Minakata, Tokuju Goto
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Patent number: 4437200Abstract: An apparatus for continuous dehydration of a cloth comprising two pairs of rubber rolls with the rolls of each pair pressed against one another, a cylindrical seal plate which is positioned between the two pairs of the rubber rolls in pressure contact with each of the rubber rolls and provided with a pair of axially extending slits opening in the direction toward each of the contact surfaces of the pairs of the rubber rolls, and an end plane seal plate blocking the both end openings of the seal plate and contact with the end plane of each of the rubber rolls so as to form a closed chamber intercepting the interior of the cylindrical seal plate from the exterior thereof.Type: GrantFiled: February 11, 1982Date of Patent: March 20, 1984Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Hiroshi Ishidoshiro
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Patent number: 4437324Abstract: An apparatus for treating a cloth continuously with the use of low-temperature plasma comprising a reactor provided with seal mechanisms, a plurality of cloth guide rolls provided up and down in the reactor for transporting a cloth zigzag forming snaky undulations, a plurality of partition walls provided up and down alternately in the reactor for forming zigzag cloth passages to transport the cloth therebetween, a gas supply opening provided in the vicinity of the cloth outlet for jetting a gas to the zigzag cloth passages, a pair of electrode plates provided in adjacent to the gas supply opening for producing low-temperature plasma with the combined use of high frequency electric wave applied thereto and the gas jetted from the gas supply opening, and a vacuum duct provided in the vicinity of the cloth inlet of the reactor. It is preferable further to provide a plurality of electrode pairs in the reactor by putting the zigzag cloth passages therebetween.Type: GrantFiled: December 27, 1982Date of Patent: March 20, 1984Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Tokuju Goto, Itsuo Tanaka, Hiroshi Ishidoshiro, Matsuo Minakata
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Patent number: 4426746Abstract: A method of and device for sealing a high pressure steamer for the continuous wet heat treatment of a cloth utilizes a steamer body provided with a seal mechanism consisting of a pair of seal rubber rolls located at the cloth inlet and the cloth outlet thereof, and includes filling a gas having a density heavier than air in a cloth passage into and out of the steamer body and providing a gas body between each of the cloth inlet and the cloth outlet and the cloth passages into the steamer body with the seal rubber rolls under the same pressure as in the steamer body. A gas having a density heavier than air to be filled in the gas bodies may be replaced with air. The leakage of high temperature and high pressure steam in the steamer body through the inlet side and outlet side seal mechanisms can completely be prevented, and consequently, the seal mechanisms can be operated at the ordinary temperature without damaging the seal rubber rolls constituting the seal mechanisms.Type: GrantFiled: July 21, 1981Date of Patent: January 24, 1984Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Susumu Niwa, Hiroshi Ishidoshiro
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Patent number: 4419869Abstract: An apparatus for treating a cloth with the use of low-temperature plasma comprising a pair of closed cloth taking-up cases provided respectively with a slit-type cloth taking-in and out opening and a cloth taking-up shaft, a cloth passage tube connecting to the two cloth taking-up cases for transporting the cloth therethrough, one or more pairs of electrode plates provided at the outer circumference of the cloth passage tube, a gas supply pipe connected to the cloth passage tube, and a gas evacuating pipe provided in the vicinity of the cloth taking-in and out opening.Type: GrantFiled: January 18, 1983Date of Patent: December 13, 1983Assignee: Sando Iron Works Co., Ltd.Inventors: Yoshikazu Sando, Tokuju Goto, Itsuo Tanaka, Hiroshi Ishidoshiro, Matsuo Minakata