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    • 1. 发明专利
    • Rotation-linear motion converting mechanism
    • 旋转线性运动转换机制
    • JP2008002587A
    • 2008-01-10
    • JP2006173197
    • 2006-06-22
    • Denso CorpToyota Motor Corpトヨタ自動車株式会社株式会社デンソー
    • HORI KOHEIHASHIMOTO HIROMICHIKINOSHITA YASUAKINAKAMURA KIYOJITSUZUKI MOTOHIROSATO OSAMU
    • F16H25/20
    • F16H25/2252Y10T74/18056Y10T74/18664
    • PROBLEM TO BE SOLVED: To provide a rotation-linear motion converting mechanism for suppressing the inclination of planetary shafts resulting from the mesh of gears of the planetary shafts with a gear of at least one of a ring shaft and a sun shaft. SOLUTION: This rotation-linear motion converting mechanism 1 comprises the ring shaft 2 having a space and the sun shaft 3 arranged in the ring shaft 2, and a plurality of the planetary shafts 4 combined therewith and arranged around the sun shaft 3. By the planetary motion of the planetary shafts 4 accompanied by the rotation of one of the ring shaft 2 and the sun shaft 3, linear motion is given to the other. In this case, the planetary shafts 4 in the rotation-linear motion converting mechanism 1 permit relative rotation between a front face planetary gear 42 and a back face planetary gear 43. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种旋转直线运动转换机构,用于抑制由行星轴的齿轮啮合产生的行星轴与环形轴和太阳轴中的至少一个的齿轮的倾斜。 解决方案:该旋转线性运动转换机构1包括具有空间的环形轴2和布置在环形轴2中的太阳轴3以及与太阳轴3相配合的多个行星轴4 通过伴随着环形轴2和太阳轴3中的一个的旋转的行星轴4的行星运动,对另一个进行线性运动。 在这种情况下,旋转直线运动转换机构1中的行星轴4允许前表面行星齿轮42和后表面行星齿轮43之间的相对旋转。(C)2008,JPO&INPIT
    • 8. 发明专利
    • Mecanismo para convertir el movimiento giratorio en movimiento lineal
    • ES2388698T3
    • 2012-10-17
    • ES07767418
    • 2007-06-22
    • TOYOTA MOTOR CO LTDDENSO CORP
    • HORI KOHEIHASHIMOTO HIROMICHIKINOSHITA YASUONAKAMURA KIYOHARUTSUZUKI MOTOHIROSATOH OSAMU
    • F16H25/22
    • Un mecanismo de conversión de movimiento giratorio/lineal (1) que comprende:Un eje anular (2) provisto de un espacio que se extiende en una dirección axial, incluyendo el eje anular (2)un tramo interiormente roscado (24) y primero y segundo engranajes 5 anulares (22, 23), siendo los engranajesanulares (22, 23) engranajes internos (22, 23);Un eje solar (3) dispuesto dentro del eje anular (2), incluyendo el eje solar (3) un tramo exteriormenteroscado (34) y primero y segundo engranajes solares (32, 33), siendo los engranajes solares (32, 33) engranajesexternos (32, 33);y una pluralidad de ejes planetarios (4) dispuestos alrededor del eje solar (3), incluyendo cada eje planetario(4) un tramo exteriormente roscado (44) y un primer y segundo engranajes planetarios (42, 43), siendo losengranajes planetarios (42, 43) engranajes externos (42, 43),en el que el tramo exteriormente roscado (44) de cada eje planetario (4) está acoplado con el tramointeriormente roscado (24) del eje anular (2) y con el tramo exteriormente roscado (34) del eje solar (3), cada primerengranaje planetario (42) está acoplado con el primer engranaje anular (22) y con el primer engranaje solar (32),cada segundo engranaje planetario (43) está acoplado con el segundo engranaje anular (23) y con el segundoengranaje solar (33), y en el que el mecanismo de conversión (1) convierte el movimiento giratorio de uno del ejeanular (2) y el eje solar (3) en movimiento lineal del otro del eje anular (2) y el eje solar (3) a lo largo de la direcciónaxial a través del movimiento sol-planeta de los ejes planetarios (4), yen el que los ejes planetarios (4) están configurados para permitir el giro relativo entre el primer engranajeplanetario (42) y el segundo engranaje planetario (43).
    • 9. 发明专利
    • BACKLASH ADJUSTING METHOD FOR GEAR DRIVING TYPE BALANCER
    • JPH04347032A
    • 1992-12-02
    • JP14663891
    • 1991-05-23
    • TOYOTA MOTOR CORP
    • KUBO TADAYUKIHORI KOHEISAGA HIROHIDE
    • F16F15/26F02B77/00F16H55/18F16H57/12
    • PURPOSE:To lower rattling sound by measuring backlash at two places for the point of lowest speed and another two places closest to the point of unbalanced mass every one revolution of a crank shaft in a four cylinder engine, setting backlash at the point where the minimum backlash is indicated, as a target value, and thereby determining a shim to be used for adjusting the distance between axial centers. CONSTITUTION:A balancer assembly is fitted onto a cylinder block 2. Backlash between a crank gear 20 and a balancer gear 22 is measured at two places for the point of lowest speed at the crank angles of 30 deg. and 210 deg., and also at another two places closest to the point of unbalanced mass at the crank angles of 100 deg. and 280 deg., that is, at four places in total. When the width of dispersion for the measured backlash values is within an allowable range, a target shim is so determined that the backlash value at the point indicating the minimum value is made to be a target value. When the width of dispersion is equal to or more than the allowable value, a balancer has to be replaced, and it is then affirmed whether or not backlash is within the allowable range.
    • 10. 发明专利
    • WORKING FLUID SUPPLY SYSTEM FOR VARIABLE VALVE TIMING MECHANISM
    • JP2000328908A
    • 2000-11-28
    • JP13776799
    • 1999-05-18
    • TOYOTA MOTOR CORP
    • MATSUDAIRA JUNICHIHORI KOHEIENDO KUNIHIKO
    • F01L1/34F01L1/04
    • PROBLEM TO BE SOLVED: To pressurize and fit a cam bearing having a recess portion in a part into a bearing portion of a journal portion of a camshaft and insert a head bolt into the recess portion by providing a flange at least on a side having the recess portion. SOLUTION: A recess portion 6, in which a head bolt 7 connecting a cylinder head 8 and a cylinder block 9 is inserted, is provided on a part of a bearing portion 5 of the cylinder head 8. Consequently, the cylinder head can be shortened only by the length equivalent to a diameter of a bolt head of the head bolt 7 or that of a washer below the bolt head. Therefore, degree of freedom in design can be increased and the engine weight can be reduced. Also, on a cam bearing 4 that is to be inserted between the outer periphery of a journal portion 3a and the bearing portion 5 of the cylinder head 8, a flange 4a is provided on the recess portion 6 side 13 and a flange 4b on the opposite side. As a result, rigidity of the cam bearing 4 is increased and deformation is lessened, thus preventing leakage of working fluid and reducing deterioration of response speed of a variable valve timing mechanism, etc.