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    • 34. 发明授权
    • Starter apparatus with planetary speed reduction gear
    • 带行星减速装置的起动装置
    • US5157978A
    • 1992-10-27
    • US892628
    • 1992-06-02
    • Akira MorishitaToshinori TanakaKyoichi Okamoto
    • Akira MorishitaToshinori TanakaKyoichi Okamoto
    • F02N15/02F02N15/04
    • F02N15/046Y10S74/10Y10T74/131Y10T74/137
    • An engine starter apparatus comprises a housing (9), a d.c. electric motor (2), an output rotary shaft (3) with a pinion (7), and a planetary speed reduction gear (5). The planetary speed reduction gear (5) comprises a sun gear (11), an internal gear (20), a plurality of planetary gears (12) disposed between the sun gear (11) and the internal gear (20), and a planetary gear carrier (10) connected to the output rotary shaft (3) for rotatably supporting the planetary gears (12). The internal gear (20) comprises a ring-shaped internal gear member (20a), and elastic reinforcing ring member (21,22; 24) for elastically supporting the internal gear member (20a), thereby to increase rigidity of the internal gear member (20a). The reinforcing ring member may comprise a thin-wall cylindrical member (22) concentrically disposed around the internal gear member (20a) with an annulus defined therebetween, and a plurality of ribs (21) radially and axially extending through the annulus for integrally connecting them together. The reinforcing ring member may be a solid elastic ring (24). The reinforcing ring member (21,22; 24) may have formed therein an axial groove (23) for allowing a through bolt for connecting the housing and the d.c. motor to pass therethrough.
    • 发动机起动装置包括壳体(9),直流 电动机(2),具有小齿轮(7)的输出旋转轴(3)和行星减速齿轮(5)。 行星减速齿轮(5)包括太阳齿轮(11),内齿轮(20),设置在太阳轮(11)和内齿轮(20)之间的多个行星齿轮(12) 连接到输出旋转轴(3)的用于可旋转地支撑行星齿轮(12)的齿轮架(10)。 内齿轮(20)包括环形内齿轮构件(20a)和用于弹性地支撑内齿轮构件(20a)的弹性加强环构件(21,22; 24),从而增加内齿轮构件 (20a)。 加强环构件可以包括同心地设置在内齿轮构件(20a)周围的环形空间的薄壁圆筒构件(22),并且多个肋(21)径向和轴向地延伸穿过环形空间,以便将它们整体连接 一起。 加强环构件可以是固体弹性环(24)。 加强环构件(21,22; 24)可以在其中形成有轴向凹槽(23),用于允许用于连接壳体和直流的通孔。 电机通过。
    • 37. 发明授权
    • Coaxial engine starter with spaced output shaft bearings
    • 同轴发动机起动器与间隔输出轴轴承
    • US4987786A
    • 1991-01-29
    • US430540
    • 1989-11-02
    • Akira MorishitaShuzoo Isozumi
    • Akira MorishitaShuzoo Isozumi
    • F02N15/06
    • F02N15/066Y10T74/132Y10T74/134Y10T74/137
    • An output rotary shaft 12 of a coaxial engine starter has at one end thereof a pinion 19 engageable with an engine ring gear and is inserted at the other end into a tubular armature rotary shaft 11a of a motor. A clutch inner member 15b of a unidirectional clutch having helical splines formed in its inner circumference is engaged with a helical spline portion 12a formed on the armature rotary shaft. The engine starter further comprises a bearing surface 21a; 26 on the clutch inner member and a bearing 13 fitted within the inner circumferential surface of the tublar armature rotary shaft, and the output rotary shaft is supported by the bearing surface of the clutch inner member and the bearing. The output rotary shaft may have an enlarged-diameter portion 12b at the position inserted within the armature rotary shaft, which axially extends substantially between the helical spline portion and the bearing and defines a small annular clearance 24 between it and the inner circumferential surface of the armature rotary shaft.
    • 同轴发动机起动器的输出旋转轴12的一端具有可与发动机环形齿轮接合的小齿轮19,并且在另一端插入电动机的管状电枢旋转轴11a中。 具有在其内周形成的螺旋花键的单向离合器的离合器内部构件15b与形成在电枢旋转轴上的螺旋花键部12a接合。 发动机起动器还包括轴承面21a; 26和离合器内侧构件的内周面上嵌合的轴承13,输出旋转轴由离合器内侧构件和轴承的支承面支承。 输出旋转轴可以在插入电枢旋转轴内的位置处具有扩大直径部分12b,该直径部分12b基本上在螺旋花键部分和轴承之间轴向延伸,并且在其与内周面之间限定小的环形间隙24 电枢旋转轴。
    • 38. 发明授权
    • Dray torque relationship of a undirectional clutch in an engine stater
motor
    • 发动机电动机中的一个无向离合器的Dray扭矩关系
    • US4986140A
    • 1991-01-22
    • US444264
    • 1989-12-01
    • Akira MorishitaShuzoo Isozumi
    • Akira MorishitaShuzoo Isozumi
    • F02N15/02
    • F02N15/023Y10T74/132Y10T74/134Y10T74/137
    • An engine starter motor comprising an electric motor, a unidirectional clutch connected to the motor and having an output shaft, the unidirectional clutch exhibiting a drag torque appearing when the unidirectional clutch is being rotated in an idle direction, a speed reduction unit connected to the unidirectional clutch, and a pinion shaft having a pinion gear for engaging and driving an engine ring gear and connected to the speed reduction unit through helical splines. The drag torque T of the unidirectional clutch is determined to be equal to or smaller than a drag torque To, at which a return force F on the pinion shaft with an over-running clutch mounted thereon does not exceed an operating force on the pinion shaft by a solenoid, divided by a speed reduction ratio g between the over-running clutch and the pinion shaft.
    • 一种发动机起动电动机,包括电动机,连接到所述电动机并具有输出轴的单向离合器,所述单向离合器在所述单向离合器在空转方向上转动时出现拖曳转矩;减速单元,连接到所述单向 离合器和小齿轮轴,其具有小齿轮,用于接合和驱动发动机环形齿轮,并通过螺旋花键连接到减速单元。 单向离合器的阻力矩T被确定为等于或小于其上安装有超行驶离合器的小齿轮轴上的返回力F不超过小齿轮轴上的操作力的拖曳扭矩To 通过螺线管除以过载离合器和小齿轮轴之间的减速比g。
    • 40. 发明授权
    • Engine starter
    • 发动机起动器
    • US4899604A
    • 1990-02-13
    • US299380
    • 1989-01-23
    • Akira MorishitaHiroyuki MorikaneYoshiaki Kittaka
    • Akira MorishitaHiroyuki MorikaneYoshiaki Kittaka
    • F02N15/02F02N11/00F02N15/06
    • F02N15/063F02N15/023Y10T74/132Y10T74/134Y10T74/137
    • A starter motor comprising a housing, an electric motor having an output rotary shaft and mounted within the housing, an over-running clutch axially slidably mounted on the output rotary shaft, a solenoid switch for shifting the over-running clutch, and a pinion shifter assembly. The pinion shifter assembly comprises a hollow cylindrical shifter main body placed between the output rotary shaft and the housing in a slidable and rotatable engagement therewith a pinion mounted on one end of the shifter main body for rotation therewith. The shifter main body is connected at the other end thereof to the over-running clutch, and the pinion is a member assembled on the one end of the shifter main body. The pinion may be connected to the shifter main body by splines and a compression spring may be disposed between the pinion and the shifter main body for allowing an axial movement of the pinion relative to the shifter main body.
    • 一种起动电动机,包括壳体,具有输出旋转轴并安装在壳体内的电动马达,轴向可滑动地安装在输出旋转轴上的超行驶离合器,用于移动超行驶离合器的电磁开关,以及小齿轮换档器 部件。 小齿轮换档器组件包括一个中空的圆柱形换档器主体,该中空圆柱形换档器主体以可滑动和可旋转的方式与输出旋转轴和壳体之间放置,该小齿轮安装在换档器主体的一端上以与其一起旋转。 换档器主体的另一端连接到超行驶离合器,小齿轮是组装在换档器主体一端的构件。 小齿轮可以通过花键连接到换档器主体,并且压缩弹簧可以设置在小齿轮和换档器主体之间,以允许小齿轮相对于换档器主体的轴向运动。