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    • 4. 发明授权
    • Combustion chamber of an internal combustion engine with an accumulation
chamber
    • 具有积聚室的内燃机的燃烧室
    • US4442809A
    • 1984-04-17
    • US241610
    • 1981-03-09
    • Hidetaka NohiraSumio ItoHisashi Oki
    • Hidetaka NohiraSumio ItoHisashi Oki
    • F02B23/00F02B1/04F02B21/00F02B31/00F02D15/04
    • F02B21/00F02B31/00F02B1/04F02B2275/20Y02T10/146
    • An internal combustion engine comprises a cylinder block and a cylinder head. A combustion chamber is formed in the cylinder block and the cylinder head. An accumulation chamber is formed within the cylinder head and communicated with the combustion chamber via an operating valve. The accumulation chamber is disposed adjacent to an exhaust port of the engine and is heat exchangeable with the exhaust port. The operating valve is opened approximately at the time the compression stroke is commenced and is closed approximately at the time the compression stroke is completed. A cap is disposed at the entrance of the accumulation chamber and has a plurality of jets formed thereon. The compressed combustible gas mixture is accumulated within the accumulation chamber, heated by the heat transmitted from the exhaust port and spouted out into the combustion chamber, so that approximately uniform turbulences are generated in the combustion chamber and the flame speed is increased.
    • 内燃机包括气缸体和气缸盖。 在气缸体和气缸盖中形成燃烧室。 在气缸盖内形成蓄积室,并经由操作阀与燃烧室连通。 蓄积室邻近发动机的排气口设置并与排气口热交换。 操作阀大致在压缩冲程开始时打开,大致在压缩冲程完成时闭合。 盖子设置在积聚室的入口处,并且在其上形成有多个喷嘴。 压缩的可燃气体混合物积聚在积聚室内,被从排气口传递的热量加热并喷出到燃烧室中,从而在燃烧室中产生大致均匀的湍流,并且火焰速度增加。
    • 6. 发明专利
    • Manufacture of feed roller
    • 进料滚筒的制造
    • JPS58215228A
    • 1983-12-14
    • JP9778082
    • 1982-06-09
    • Masanobu NakamuraHisashi Oki
    • NAKAMURA MASANOBUOOKI HISASHI
    • B21D39/04B21D51/16
    • B21D26/051
    • PURPOSE:To stick surface material firmly on the outer face of a core cylinder by a simple process by expanding the metallic core cylinder covered with a cylinder of surface material at an important position by bulging. CONSTITUTION:The body 1a of a core cylinder 1 is covered with a cylinder 2 of surface material made of properly vulcanized rubber etc. having proper hardness and coefficient of friction. The core cylinder 1 covered with the cylinder 2 of surface material is inserted to forming holes 3a, 4a of a bulging device. When pressure oil is sent into the feeding hole 6a of a plug 6, the body 1a of the core cylinder is expanded and the cylinder 2 of surface material adheres firmly to the body 1a. After completion of bulging, the core cylinder is taken out, and the surface of the cylinder 2 of the surface material is ground to form a feed roller having a necessary diameter.
    • 目的:通过简单的工艺将表面材料牢固地粘在芯筒的外表面上,通过膨胀在重要位置的表面材料圆筒覆盖的金属芯圆筒。 构成:芯筒1的主体1a被具有适当硬度和摩擦系数的适当硫化橡胶等制成的表面材料的圆筒2覆盖。 覆盖有表面材料的圆筒2的芯筒1被插入到凸出装置的形成孔3a,4a中。 当压力油被送入插头6的供给孔6a时,芯筒的主体1a膨胀,并且表面材料的圆筒2牢固地粘附到主体1a上。 在完成膨胀之后,取出芯筒,将表面材料的圆筒2的表面研磨成具有必要直径的进料辊。
    • 7. 发明专利
    • Forming method of large pipe on lower end of metallic pipe
    • 大管在金属管下端的成形方法
    • JPS5741831A
    • 1982-03-09
    • JP11671880
    • 1980-08-25
    • Yasuhiro KatoHisashi Oki
    • KATOU YASUHIROOOKI HISASHI
    • B21D26/033B21D26/043
    • PURPOSE: To simply and cheaply form a large size pipe at the under part of a metallic pipe end, by holding the upper end of said pipe with a holding die in order to add a hydraulic pressure in said pipe by simultaneously lowering said holding die.
      CONSTITUTION: A sudden hydraulic pressure 2 is added into a metallic pipe 1 of which an under part is fitted loosely into a vertical die 3 and an upper part is fitted closely into a holding hole 4 of a holding die 5. A part of the pipe 1, except the upper end of the pipe 1 held by the holding die 5, expands by the hydraulic pressure 2 causing the increase of its dia. and the decrease of its length. At this time, when the die 5, holding the upper end of the pipe 1, is lowered to press the upper end of the pipe 1 with the top of the holding hole 4 of the die 5, the lower outer peripheral part of the pipe 1 is made to fit closely to the inner peripheral surface of the die 3 so as to form a expanded pipe 6. Simultaneously, a stepped or tapered pipe-part 8 is formed between the expanded pipe 6 and the small dia. pipe 7 at the upper end of the pipe 1 held by the holding die 5.
      COPYRIGHT: (C)1982,JPO&Japio
    • 目的:为了在金属管端的下部简单且廉价地形成大尺寸管,通过用保持模保持所述管的上端,以通过同时降低所述保持模而在所述管中增加液压。 构成:在金属管1中加入突然的液压2,其金属管1的下部松散地装配到垂直模3中,上部紧密地装配到保持模5的保持孔4中。管的一部分 如图1所示,除了由保持模具5保持的管1的上端之外,液压2扩大,导致其直径增大。 并减小其长度。 此时,当保持管1的上端的模具5下降以将管1的上端与模具5的保持孔4的顶部按压时,管的下部外周部 使其与模具3的内周面紧密配合,形成扩径管6.同时,在扩管6与小直径面之间形成阶梯状或锥形的管部8。 在管1的上端由保持模5保持的管7。
    • 9. 发明授权
    • Internal combustion engine with exhaust gas accumulation chamber
    • 内燃机配有废气积聚室
    • US4282845A
    • 1981-08-11
    • US22490
    • 1979-03-21
    • Hidetaka NohiraSumio ItoHisashi Oki
    • Hidetaka NohiraSumio ItoHisashi Oki
    • F02B21/00F02B31/00F02D21/08F02M25/06
    • F02D21/08F02B21/00F02B31/00F02M26/37F02M26/40Y02T10/146
    • An internal combustion engine with an exhaust gas accumulation chamber, a valve for controlling the flow of the exhaust gas into and from the exhaust gas accumulation chamber and a communicating passage for communicating the cylinder bore of the combustion chamber with the exhaust gas accumulation chamber, along which cylinder bore the piston is reciprocated. The valve is open from a first time in the compression stroke to a second time in the succeeding expansion stroke. Due to the combined operation of the valve and the movement of the piston, the exhaust gas is accumulated within the accumulation chamber only near the end of the expansion stroke and is spouted from the accumulation chamber only in the beginning of the compression stroke. The communicating passage is so arranged that the exhaust gas spouted from the accumulation chamber into the combustion chamber generates a swirl motion in the combustible gas mixture.
    • 具有排气积存室的内燃机,用于控制排气进出排气积蓄室的流量的阀,以及用于使燃烧室的气缸孔与排气积聚室连通的连通通路 活塞的气缸往复运动。 阀在压缩行程中第一次打开,在随后的膨胀冲程中第二次打开。 由于阀的组合操作和活塞的移动,废气仅在膨胀冲程结束时积聚在积聚室内,并且仅在压缩冲程开始时从累积室喷出。 连通通道被布置成使得从积聚室喷射到燃烧室中的废气在可燃气体混合物中产生旋流运动。
    • 10. 发明专利
    • Manufacture of steering shaft
    • 转向轴的制造
    • JPS6114035A
    • 1986-01-22
    • JP13205084
    • 1984-06-28
    • Hisashi Oki
    • OOKI HISASHI
    • B21C37/15B21D53/86B21D53/88
    • B21D53/88
    • PURPOSE:To obtain a thickness having a sufficient strength even if a groove is worked in the outside periphery of a small diameter part by forming the small diameter part by a diameter reducing so that it becomes a sufficient thickness, and thereafter, executing a thickness changing to a shaft part, when manufacturing a steering shaft of an automobile. CONSTITUTION:A tubular stock is brought to drawing so that a thickness of a correct strength is obtained as a small diameter part 2 for executing a grooving such as a serration, etc. to the outside periphery, and the small diameter part 2 and a screw shaft part 3 are formed. In this case, when a tubular stock having 4mm. thickness is used, a thickness of the small diameter part 2 and the screw shaft part 3 becomes about 5mm. and about 5.5mm., respectively. Subsequently a mandrel 4 is inserted into a shaft part 1, the shaft part 1 is made to pass through a die 5, it is moved relatively in the axial direction, and a thickness of the shaft part 1 is elongated in the axial direction by a thickness changing, and worked to a prescribed thickness. In this way, the small diameter part 2 having a sufficient strength even if a grooving is performed is provided, and the shaft part 1 is thin to the necessary minimum limit, and a durable work-hardened steering shaft is obtained without increasing weight.
    • 目的:为了获得具有足够强度的厚度,即使通过直径减小形成小直径部分,使其成为足够的厚度,在小直径部分的外周加工槽,然后执行厚度变化 当制造汽车的转向轴时,到轴部。 构成:将管状原料拉伸到具有适当强度的厚度,作为用于对外周进行锯齿等的切槽的小直径部2,小直径部2和螺丝 轴部3形成。 在这种情况下,当具有4mm的管状原料时。 使用厚度,小直径部分2和螺杆轴部分3的厚度变成约5mm。 和约5.5mm。 随后将心轴4插入到轴部1中,使轴部1通过模具5,使其沿轴向相对移动,并且轴部1的厚度在轴向方向上延长一个 厚度变化,并达到规定的厚度。 以这种方式,即使进行切槽也具有足够的强度的小直径部分2,并且轴部1薄到所需的最小极限,并且在不增加重量的情况下获得耐用的加工硬化的转向轴。