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    PULLEY TENSIONER FOR AN OIL WET BELT DRIVE
    72.
    发明公开
    PULLEY TENSIONER FOR AN OIL WET BELT DRIVE 有权
    用于油湿传动带的皮带轮张紧器

    公开(公告)号：EP2162639A1

    公开(公告)日：2010-03-17

    申请号：EP07790126.2

    申请日：2007-06-05

    Applicant: DAYCO EUROPE S.r.l.

    Inventor： ROLANDO, Adriano ,  PANE, Gianluca

    IPC: F16H7/12 ,  F16H7/14

    CPC classification number: F16H7/1245 ,  F16H7/1281 ,  F16H2007/081

    Abstract: A tensioner (1) for a belt drive comprises a base(2, 3) defining an axis (A), a mobile element (4) hinged onto axis (A) and defining a guiding surface (22), an elastic helical element (18) having a square or rectangular cross section for actuating the mobile element (4) and an idle pulley (5) surrounding the guiding surface (22). The tensioner (1) further comprises a journal bearing (4, 29, 32, 33) for supporting the pulley (5) on the guiding surface (22).

    Abstract translation: 用于皮带传动装置的张紧器（1）包括限定轴线（A）的基部（2,3），铰接到轴线（A）上并限定引导表面（22）的可动元件（4），弹性螺旋元件 18）具有用于致动所述活动元件（4）的正方形或矩形横截面以及围绕所述引导表面（22）的惰轮（5）。 张紧器（1）还包括用于将滑轮（5）支承在引导表面（22）上的轴颈轴承（4,29,32,33）。

    DRIVE FOR AN INTERNAL COMBUSTION ENGINE COMPRISING A OIL WET TOOTHED BELT AND A TENSIONING SHOE
    73.
    发明公开
    DRIVE FOR AN INTERNAL COMBUSTION ENGINE COMPRISING A OIL WET TOOTHED BELT AND A TENSIONING SHOE 有权
    用于内燃机的驱动装置包括油湿皮带和张紧鞋

    公开(公告)号：EP2140170A1

    公开(公告)日：2010-01-06

    申请号：EP07736732.4

    申请日：2007-03-27

    Applicant: DAYCO EUROPE S.r.l.

    Inventor： ROLANDO, Adriano

    IPC: F16G1/28 ,  F16H7/18

    CPC classification number: F16H7/18 ,  F16H2007/0872

    Abstract: A drive (1) for an internal combustion engine having a predetermined take-up rate (TU) and comprisin a drive pulley (2), a driven pulley (3), a shoe (5) an an oil wet toothed belt (4) cooperating in contact wit a guiding surface (7) of the shoe (5), presenting a optimised winding angle (α) of the guiding surface (7) to decrease the power dissipated on the toothed bel (4).

    Abstract translation: 一种具有预定卷取速度（TU）并包括驱动皮带轮（2），从动皮带轮（3），瓦（5）和油湿齿皮带（4）的内燃机驱动装置（1） 与鞋（5）的引导表面（7）接触配合，呈现引导表面（7）的优化卷绕角度（α）以降低齿状皮带（4）上耗散的功率。

    BELT TENSIONER FOR AN ACCESSORY DRIVE
    74.
    发明授权
    BELT TENSIONER FOR AN ACCESSORY DRIVE 有权
    张力器额外的驱动器

    公开(公告)号：EP1948964B1

    公开(公告)日：2009-05-27

    申请号：EP05813687.0

    申请日：2005-11-02

    Applicant: Dayco Europe S.r.l. con Unico Socio

    Inventor： ORSO, Giuseppe

    IPC: F16H7/12

    CPC classification number: F16H7/1281 ,  F16H7/1218 ,  F16H2007/081

    Abstract: A tensioner (1) for a belt drive, comprising a base (2) adapted to being supported on a supporting wall fixed to an internal combustion engine, and comprising a pin (9) defining a first axis (A) , a tensioning arm (3) rotatably connected to the pin (9) and comprising a support portion (15) for an idle pulley (4) defining a second rotation axis (B) for the idle pulley (4), and an elastic element (27) cooperating with the base (2) and with the tensioning arm (3) for tensioning a drive belt. The tensioner (1) comprises a tapered bushing (32) fitted on the pin (9) and one between the tensioning arm (3) and the base (2) defining a tapered seat (25) accommodating the tapered bushing (32).

    A BELT DRIVE WITH A FRICTION WHEEL
    75.
    发明授权
    A BELT DRIVE WITH A FRICTION WHEEL 有权
    RIEMENANTRIEB与摩擦轮

    公开(公告)号：EP1819948B1

    公开(公告)日：2008-12-31

    申请号：EP05815753.8

    申请日：2005-11-10

    Applicant: DAYCO EUROPE S.r.l.

    Inventor： DI GIACOMO, Tommaso ,  CARICCIA, Gianluca

    IPC: F16H55/34 ,  F16H7/02 ,  F02B67/06

    CPC classification number: F16H7/02 ,  F02B2275/06 ,  F16H13/14 ,  F16H55/34

    Abstract: Belt drive (1) comprising a crankshaft pulley (4), an accessory pulley (6), a transmission belt (9) wound on the crankshaft pulley (4), an accessory pulley (6), a water pump friction pulley (14) and a friction wheel (17) having a friction surface (19) co-operating with the friction pulley (14) and a back (20) of the transmission belt (9) at a section of the belt (9) that is wound around the crankshaft pulley (4); the friction wheel (17) is made of metal and has a knurled friction surface (19), the friction pulley (14) comprises a soft friction annulus (25) with the friction surface (19) of the friction wheel (17).

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