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    • 1. 发明授权
    • Sequential cleaning device for a loom
    • 织机连续清洁装置
    • US4543999A
    • 1985-10-01
    • US541668
    • 1983-10-13
    • Albert H. DebordeGilles Grandvallet
    • Albert H. DebordeGilles Grandvallet
    • D01H11/00D03J1/00D03D49/00D03D47/30
    • D01H11/005D03J1/002
    • A sequential cleaning device for a loom ensures sequential cleaning by blowing compressed air or possibly by suction, at various points of a loom. The device comprises, upstream of a utilization circuit leading to various points to be cleaned, a pneumatic control circuit connected to a compressed air inlet. The circuit comprises, in a main pneumatic line a first distributor which is normally closed, and controlled mechanically and a second distributor which is normally open and controlled pneumatically. Controlling the opening of the first distributor may be effected by a rotary member forming a cam of the loom. Controlling the closure of the second distributor is ensured by a branch supply line in which pneumatic delay means are incorporated.
    • 用于织机的连续清洁装置通过在织机的各个点吹送压缩空气或可能通过抽吸来确保连续的清洁。 该装置包括通向各个待清洁点的利用回路的上游,连接到压缩空气入口的气动控制回路。 该电路在主气动管线中包括常闭的第一分配器和机械控制的第一分配器以及气动地通常打开和控制的第二分配器。 控制第一分配器的开口可以通过形成织机的凸轮的旋转构件来实现。 通过并入气动延迟装置的分支供应管线来确保控制第二分配器的关闭。
    • 3. 发明授权
    • Thread clamp, particularly for jet looms
    • 螺纹夹,特别适用于喷气织机
    • US4494579A
    • 1985-01-22
    • US549930
    • 1983-11-08
    • Gilles GrandvalletAlbert H. Deborde
    • Gilles GrandvalletAlbert H. Deborde
    • D03D47/34D03D49/50D03D47/00
    • D03D49/50D03D47/34
    • A thread clamp, designed for periodically retaining a weft yarn in a loom of the shuttleless type, comprises a housing with a stationary insert having front and rear recesses spanned by respective membranes defining therewith two chambers of variable volume, the membranes being interconnected by a stem passing with clearance through a passage in the insert. One end of the stem, projecting beyond the front membrane, carries a movable jaw normally held against a confronting fixed jaw by a biasing spring disposed in the front compartment. The rear chamber, whose membrane is of larger effective diameter than that of the front chamber, can be expanded by the admission of air under pressure through one or more passages in the insert, the difference in membrane area being sufficient to let the resulting pressure differential in the two chambers overcome the force of the biasing spring to separate the movable jaw from the fixed jaw.
    • 设计用于将纬纱定时保持在无梭型织机中的线夹包括具有固定插入件的壳体,其具有由限定有两个可变体积的室的相应膜跨过的前后凹部,所述膜由杆 通过间隙通过插入物中的通道。 杆的一端突出超过前膜,通过设置在前隔室中的偏置弹簧携带通常保持抵靠面对的固定夹爪的可动夹爪。 其膜的有效直径比前室大的后室可以通过在压力下通过插入件中的一个或多个通道进入空气而膨胀,膜面积的差异足以使得到的压力差 在两个室中克服了偏置弹簧的力以将可动夹爪与固定夹爪分开。
    • 4. 发明授权
    • System for detecting and correcting weft misfeeds
    • 误进纸检测和纠正系统
    • US5016676A
    • 1991-05-21
    • US477359
    • 1990-02-07
    • Roger FourneauxGilles Grandvallet
    • Roger FourneauxGilles Grandvallet
    • D03D47/34D03D51/00D03D51/34
    • D03D51/34
    • In a loom a weft filament is fed from a supply and inserted in a weft direction through a warp so as to project from a downstream edge of the warp and the presence of the filament is detected by a sensor at the downstream edge. If no presence is detected, a deweaving device is operated that in a deweaving step strips the filament from the warp and ejects it therefrom past the sensor. A controller is connected to the sensor and loom for shutting down the loom when the sensor detects that no filament is ejected by the deweaver during and immediately after the deweaving step, shutting down the loom when the sensor detects a filament immediately after the deweaving step, and restarting the loom when the sensor detects a filament during but not immediately after the deweaving step.
    • 在织机中,纬纱从供应源进给并沿着纬向穿过经线,以便从经线的下游边缘突出,并且纤维的存在由下游边缘处的传感器检测。 如果没有检测到存在,则操作一种脱毛装置,在脱毛步骤中,将丝线从经线剥离并将其从其上经过传感器排出。 传感器和传感器连接到传感器和织机上,当传感器检测到在脱毛步骤期间和之后没有绒毛被弹出时,当传感器在脱毛步骤后立即检测到细丝时关闭织机, 并且当传感器在脱毛步骤期间检测到细丝而不是在脱毛步骤之后立即重新启动织机。
    • 6. 发明授权
    • Compressed air supply device for a weaving machine with pneumatic
picking of at least two weft threads
    • 用于具有至少两根纬纱的气动采摘的织造机的压缩空气供应装置
    • US4651785A
    • 1987-03-24
    • US676731
    • 1984-11-30
    • Michel VollandRoger FourneauxGilles Grandvallet
    • Michel VollandRoger FourneauxGilles Grandvallet
    • D03D47/30D03D47/38
    • D03D47/3053D03D47/3046
    • This pneumatic supply device is designed for shuttle-free weaving machines with the picking of one or more weft threads (1, 2) by elements such as picking nozzles (5, 6) and nozzle relays (10), supplied with compressed air in accordance with predetermined sequences. A robot (25) connected to a picking sequence program support (26) drives, on one hand, electrovalves (12, 16) disposed in the compressed air inlets (13, 17) to the picking elements (5, 6, 10) and, on the other hand, switching members (20, 21) enabling these picking elements (5, 6, 10) to be supplied at at least two different pressures (P1, P2; p1, p2) selected as a function of the characteristics of the weft threads (1, 2) to be inserted. The switching members (20, 21) are, for example, proportional pressure reducers enabling the control of the air pressure in a tank (18, 22).
    • 该气动供应装置设计用于无梭织机,其中采用一些或多个纬纱(1,2),通过诸如采摘喷嘴(5,6)和喷嘴继电器(10)的元件,按照 具有预定的序列。 连接到拾取顺序程序支撑件(26)的机器人(25)一方面将设置在压缩空气入口(13,17)中的电动阀(12,16)驱动到拾取元件(5,6)和 另一方面,使得能够以至少两个不同的压力(P1,P2; p1,p2)供应这些拾取元件(5,6,10)的切换构件(20,21)作为 要插入的纬纱(1,2)。 切换构件(20,21)例如是能够控制油箱(18,22)中的空气压力的比例减压器。
    • 7. 发明授权
    • Pneumatic removal of defective weft filament
    • 气动去除有缺陷的纬丝
    • US5005609A
    • 1991-04-09
    • US357560
    • 1989-05-25
    • Michel VollandGilles GrandvalletRoger Fourneaux
    • Michel VollandGilles GrandvalletRoger Fourneaux
    • D03D51/00D03D47/30D03D51/08
    • D03D51/085D03D47/3086
    • A weft filament is inserted as a pick in a weft direction into a shed formed between groups of warp filaments extending and generally traveling in a warp direction, and is beaten into the warp filaments by a comb to form a woven textile. A defective pick is removed from the warp filaments by a system comprising at least one stripping nozzle directed generally upstream in the warp direction and connected to a supply that feeds compressed gas to the nozzle so the gas is expelled therefrom as a jet directed generally upstream in the warp direction over the defective pick to dislodge same from the warp filaments. The defective pick is then withdrawn in the weft direction from the shed after it is dislodged from the warp filaments by the nozzle.
    • 将纬丝以纬纱方式插入到沿经向延伸并通常沿经向行进的经丝组之间形成的梭口中,并通过梳子打入经丝以形成机织织物。 通过包括至少一个在经向方向上游定向的抽吸喷嘴的系统从经纱中除去有缺陷的标签,并将其连接到将压缩气体供给到喷嘴的供应源,以便将气体作为大致上游喷射 翘曲方向超过有缺陷的接头以从经丝脱离相同的。 然后,有缺陷的捡拾头在通过喷嘴从经丝脱离之后从纬纱方向从梭子中取出。
    • 8. 发明授权
    • Weft catching aspirator with mechanical brake
    • 带机械制动器的纬纱吸引器
    • US4936353A
    • 1990-06-26
    • US349626
    • 1989-05-10
    • Michel VollandGilles GrandvalletJean-Pierre Valero
    • Michel VollandGilles GrandvalletJean-Pierre Valero
    • D03D47/28D03D47/30
    • D03D47/308
    • In a shuttleless loom a weft filament is inserted pneumatically in a weft direction through a warp shed by a nozzle on one side of the shed and is caught by a pneumatic aspirator aligned in the direction on the other side of the shed from the nozzle. A mechanical brake aligned in the direction on the other side of the loom with the aspirator, either immediately upstream or downstream therefrom, mechanically engages and holds the yarn after same has been caught by the aspirator. This brake can be formed by a tube with an internal brake element defining a nonstraight passage or can be a pinch brake to one side of a guide arrangement that pushes the filament laterally into the pinch brake once the filament is all the way through the aspirator and some tension is applied upstream in the filament.
    • 在无梭织机中,纬纱沿纬纱方向气动地穿过通过梭口一侧的喷嘴的经纱,并且被气动吸气器捕获,该气动吸气器沿着从喷嘴的另一侧的方向排列。 在与织机的另一侧上的方向上的机械式制动器在吸气器的上游或下游处于机械接合并保持纱线被吸入器吸收。 该制动器可以由具有限定非直线通道的内部制动元件的管形成,或者可以是在导丝装置的一侧上的夹紧制动器,一旦丝线一直通过抽吸器,将导丝器横向推入夹紧制动器中, 长丝上游施加一些张力。