Process synchronization utilizing semaphores
    2.
    发明授权
    Process synchronization utilizing semaphores 失效
    使用信号量的过程同步

    公开(公告)号:US4395757A

    公开(公告)日:1983-07-26

    申请号:US254184

    申请日:1981-04-14

    CPC classification number: G06F9/52

    Abstract: An information structure called a semaphore serves as a signalling mechanism in process synchronization. The semaphore is used to relate a process and an event which do not appear simultaneously. In accomplishing this, the semaphore is capable of storing the presence of events or resources waiting for processes or, alternatively, the presence of processes waiting for events or resources via a queue.

    Abstract translation: 称为信号量的信息结构在过程同步中充当信号机制。 信号量用于将进程和不同时出现的事件相关联。 在实现这一点时,信号量能够存储等待进程的事件或资源的存在,或者替代地,存在通过队列等待事件或资源的进程。

    Heavy-duty radial tire with ply of oblique elastic cords radially inward
of the carcass
    3.
    发明授权
    Heavy-duty radial tire with ply of oblique elastic cords radially inward of the carcass 失效
    重型子午线轮胎,其具有沿胎体径向向内的倾斜弹性帘线层

    公开(公告)号:US4186789A

    公开(公告)日:1980-02-05

    申请号:US798372

    申请日:1977-05-19

    Applicant: Henri Verdier

    Inventor: Henri Verdier

    CPC classification number: B60C9/28 B60C9/09 B60C9/20 Y10T152/10864

    Abstract: A heavy-duty pneumatic tire having a continuous radial carcass extending from one bead to the other and a tread reinforcement of slightly curved meridian profile restraining the carcass on the outer side thereof is characterized by at least one ply of oblique elastic cords which form an angle of at most 30.degree. with the radial cords of the carcass. This ply is arranged radially inward of the carcass, extends in the transverse direction of the tire over a width greater than the maximum width of the tread reinforcement, and has its two edges located beyond the edges of the tread reinforcement.

    Abstract translation: 具有从一个胎圈延伸到另一个胎圈的连续径向胎体的胎面加强筋和在其外侧限制胎体的略微弯曲的子午线轮廓的重型充气轮胎的特征在于至少一层形成角度的倾斜弹性帘线 与胎体的径向帘线最多30度。 该帘布层沿着胎体的径向内侧布置,在轮胎的横向方向上延伸大于胎面增强件的最大宽度的宽度,并且其两个边缘位于胎面增强件的边缘之外。

    Method of and system using P and V instructions on semaphores for
transferring data among processes in a multiprocessing system
    4.
    发明授权
    Method of and system using P and V instructions on semaphores for transferring data among processes in a multiprocessing system 失效
    用于在多处理系统中的处理之间传送数据的信号量上使用P和V指令的方法和系统

    公开(公告)号:US4374409A

    公开(公告)日:1983-02-15

    申请号:US957442

    申请日:1978-11-03

    CPC classification number: G06F9/52

    Abstract: Synchronization of processes in a multiprogramming/multiprocessing system is provided by P and V instructions that are executed during execution of processes and operate on data structures known as semaphores which represent processes and events. A process that performs P instruction requests data. The P instruction addresses a semaphore data structure stored in memory. If the semaphore indicates that the data is available, the process continues execution of its next instruction; otherwise, the process is stopped and placed into a wait state until the data become available. A process that performs a V instruction, on the other hand, delivers data to another process. The V instruction addresses a semaphore to determine whether another process is awaiting the data and data are transferred to an awaiting process. If no process is available, the V instruction enables one of the processes in the wait state tied to the same addressed semaphore to be transferred to the ready state. P and V instructions are provided for semaphore structures without messages as well as semaphore structures with messages. Each of the P and V instructions includes test instructions that enable a process to continue in the running state in the event that the test P or V instruction is unable to be executed.

    Abstract translation: 多程序/多处理系统中进程的同步由P和V指令提供,这些指令在执行进程期间执行,并对称为进程和事件的称为信号量的数据结构进行操作。 执行P指令请求数据的进程。 P指令解决存储在存储器中的信号量数据结构。 如果信号量表示数据可用,则该过程继续执行其下一条指令; 否则,进程停止并置于等待状态,直到数据变得可用。 另一方面,执行V指令的过程将数据传送到另一个进程。 V指令解决一个信号量,以确定另一个进程是否正在等待数据,并将数据传输到等待进程。 如果没有进程可用,则V指令使等待状态中的某个进程处于与所寻址的信号量相关联的状态,将其转移到就绪状态。 P和V指令用于没有消息的信号量结构以及带消息的信号量结构。 P和V指令中的每一个包括测试指令,使测试P或V指令无法执行的过程能够继续处于运行状态。

    Pneumatic tire with emerging tread reinforcement
    6.
    发明授权
    Pneumatic tire with emerging tread reinforcement 失效
    具有新兴胎面增强的气动轮胎

    公开(公告)号:US4079768A

    公开(公告)日:1978-03-21

    申请号:US600124

    申请日:1975-07-29

    Applicant: Henri Verdier

    Inventor: Henri Verdier

    Abstract: A pneumatic tire has a tread reinforcement formed of at least two plies of cords which are parallel in each ply and crisscross from one ply to the other, and a tread of which the surface intended to make contact with the ground is narrower than the tread reinforcement. The plies of the tread reinforcement have cords arranged at angles of an absolute value at most equal to 45.degree. with respect to the longitudinal direction of the tire, at least in the zones farthest from the equatorial plane of the tire. On at least one side of the equatorial plane, the tread reinforcement emerges laterally from the portion of the tread not in contact with the ground, by an axial length at most equal to 50 percent of the axial half-width of the tread, measured at the place where the tread reinforcement emerges from the tread. Rubber surrounds the emerging portion of the tread reinforcement on all sides, the surface of the rubber covering the radially outer face of the emerging portion, as seen in radial section, being located at a distance from the axis of rotation of the tire less than the distance from the axis of rotation to the surface of the tread intended to make contact with the ground.

    Abstract translation: 充气轮胎具有由至少两层帘线形成的胎面加强筋,帘线帘布层从每个帘布层平行并且从一个帘布层彼此平行,并且与地面接触的表面的胎面比胎面增强件窄 。 胎面加强筋的帘布层至少在离轮胎赤道平面最远的区域中相对于轮胎的纵向绝对值至多等于45°的角度排列。 在赤道平面的至少一侧,胎面增强件从不与地面接触的胎面部分侧向露出,轴向长度最多等于胎面轴向半宽度的50% 胎面增强件从胎面出现的地方。 橡胶围绕胎面增强件的所有侧面的新出现的部分,覆盖出现部分的径向外表面的橡胶的表面(如径向截面所示)位于与轮胎的旋转轴线小于 从旋转轴线到旨在与地面接触的胎面表面的距离。

    Tire with tread blocks having identical, circular ellipses of inertia
    7.
    发明授权
    Tire with tread blocks having identical, circular ellipses of inertia 失效
    轮胎胎面花纹块具有相同的圆形惯性椭圆

    公开(公告)号:US3998256A

    公开(公告)日:1976-12-21

    申请号:US483643

    申请日:1974-06-27

    Applicant: Henri Verdier

    Inventor: Henri Verdier

    CPC classification number: B60C11/032 B60C11/11 Y10S152/902

    Abstract: The tread of a pneumatic tire is formed with relief blocks and with grooves that delimit the relief blocks and that open onto the edges of the tread. The relief blocks have sections parallel to their surface of contact with the ground which have central ellipses of inertia which are substantially circular and identical. At least some of the relief blocks are formed with a recess and with a straight connecting groove communicating with the recess and with the closest delimiting groove. The delimiting groove provide paths for the removal of water during travel of the tire on a wet road that extend obliquely forward in the direction of travel and facilitate discharge of water at the edges of the tread.

    Abstract translation: 充气轮胎的胎面形成有浮雕块和具有限定浮雕块并且开放到胎面边缘的凹槽。 浮雕块具有与其与地面接触的表面平行的部分,其具有基本上圆形且相同的中心惯性椭圆。 至少一些浮雕块形成有凹部,并且具有与凹部连通的直线连接槽和最接近的分隔槽。 分隔槽提供了在轮胎行进期间沿着行进方向倾斜向前延伸的湿路上移动水的路径,并且便于在胎面边缘排出水。

    Pneumatic tire
    8.
    发明授权
    Pneumatic tire 失效
    气动轮胎

    公开(公告)号:US4076066A

    公开(公告)日:1978-02-28

    申请号:US600125

    申请日:1975-07-29

    Applicant: Henri Verdier

    Inventor: Henri Verdier

    CPC classification number: B60C9/26 B60C3/04 Y10T152/10855

    Abstract: In a pneumatic tire wherein the aspect ratio is at most 0.6, the carcass reinforcement, seen in meridian section, follows its natural equilibrium profile between the zone of contact of the side walls with the tread reinforcement and the zone of contact of the side walls with the respective bead rings. The profile is tangent to the bead rings, and the bead rings themselves have a reinforced torsional rigidity.

    Abstract translation: 在长径比至多为0.6的充气轮胎中,在子午线部分中看到的胎体增强件遵循其侧壁与胎面加强件的接触区域之间的自然平衡分布,并且侧壁与 相应的珠圈。 轮廓与胎圈环相切,胎圈环本身具有增强的扭转刚度。

    Pneumatic tire tread
    9.
    发明授权
    Pneumatic tire tread 失效
    气动轮胎胎面

    公开(公告)号:US4031938A

    公开(公告)日:1977-06-28

    申请号:US661800

    申请日:1976-02-26

    Applicant: Henri Verdier

    Inventor: Henri Verdier

    Abstract: Tire treads are made more resistant to "groove wear" without reducing adherence of the tread to wet or moist roads by providing specially located recesses and incisions in the critical zones formed by the salient angles and the reentrant angles of the broken-line circumferential ribs.

    Abstract translation: 通过在由突出的圆周肋的突出角度和折入角度形成的临界区域中提供特别定位的凹部和切口,使轮胎胎面更耐“槽磨损”,而不会降低胎面对湿润或潮湿道路的粘附。

    Tire
    10.
    外观设计
    Tire 失效

    公开(公告)号:USD243942S

    公开(公告)日:1977-04-05

    申请号:US637738

    申请日:1975-12-04

    Applicant: Henri Verdier

    Designer: Henri Verdier

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