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    • 3. 发明专利
    • SLIDING BEARING
    • JPH1037962A
    • 1998-02-13
    • JP20782896
    • 1996-07-18
    • TAIHO KOGYO CO LTDTOYOTA MOTOR CORP
    • KANAYAMA HIROSHIKAWAKAMI SHINYAHARAGUCHI FUMIOMICHIOKA HIROBUMIFUWA YOSHIO
    • F16C33/10C10M103/06C10N40/02C10N50/08F16C33/12
    • PROBLEM TO BE SOLVED: To improve abrasion resistance by forming substantially whole hard particles in a coating layer, which contains a solid lubricant adhering to the surface of aluminum alloy or steel alloy, a resin-based binder, and a hard particles, into spherical particles. SOLUTION: For a spherical hard particle, a particle made of oxide such as SiO2 , Al2 O3 , CrO2 , carbide such as SiC, and nitride such as Si3 N4 can be used, and the particle is provided with higher hardness than a counterpart shaft, which is usually made of carbon steel or alloy steel, and desirable hardness is Hv200 or more. A mean particle diameter is 5μm or less, and all the particles are provided with spherical shapes desirably, however, mixture of a very small quantity of particles formed into shapes other than a sphere is allowable. The spherical hard particles are firmly connected together by means of a binder and hardly abraded and mildly lap the counterpart shaft. On the other hand, a solid lubricant is developed on the bearing surface so as to improve a friction property, so that abrasion loss of the bearing material as a whole is greatly reduced. As the abraded face of the bearing is not roughened, discontinuity of the lubricating oil is hardly caused while seizure is also hardly caused.
    • 5. 发明专利
    • Shock absorber
    • 减震器
    • JPS6152437A
    • 1986-03-15
    • JP17210784
    • 1984-08-18
    • Taiho Kogyo Co LtdToyota Motor Corp
    • SHIBATA MAKOTOSUGANUMA SHIGEMIKANAYAMA HIROSHIHANAI KIYOSHI
    • F16F9/32F16F9/36F16F9/52F16J1/02
    • F16F9/52F16F9/368
    • PURPOSE:To effectively prevent noise and vibration and to attain effective temperature compensating action by providing a synthetic resin layer on the outer peripheral surface of a piston, which comprises portions which are brought into sliding contact with the inner peripheral surface of a cylinder at the normal temperature and portions which are separated from the inner peripheral surface of the cylinder at the normal temperature. CONSTITUTION:The thickness (t) of a synthetic resin layer 5 disposed on the outer peripheral surface of a piston 3 is uniform, and the outer peripheral surface of the cylinder resin layer 5 is substantially quadrilateral. Four corners of the substantial quadrilateral are formed in a circular-arc to construct portions 5a brought into sliding contact with the inner peripheral surface of a cylinder 1, and the other portions thereof construct separate portions 5b separated from the inner peripheral surface of the cylinder 1. Thermal expansion is larger in the peripheral direction, and the thermal expansion is consumed by clearances at the separate portions 5b. Accordingly, at the sliding portions 5a, thermal expansion in direction of thickness (t) may be considered, so that the clearances can be reduced to reliably prevent vibration and noise.
    • 目的:为了有效地防止噪声和振动,并通过在活塞的外周面上设置合成树脂层来实现有效的温度补偿动作,其包括以正常方式与圆筒的内周面滑动接触的部分 温度和在常温下与圆筒的内周面分离的部分。 构成:设置在活塞3的外周面上的合成树脂层5的厚度(t)均匀,圆筒状树脂层5的外周面基本上为四边形。 大体四边形的四个角形成圆弧形,以构成与气缸1的内周面滑动接触的部分5a,其另一部分构成与汽缸1的内周面分离的分离部分5b 在圆周方向上的热膨胀较大,并且在分离部分5b处的间隙消耗热膨胀。 因此,在滑动部分5a处,可以考虑厚度方向(t)的热膨胀,从而可以减少间隙以可靠地防止振动和噪音。