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    • 4. 发明申请
    • TWO SCREW EXTRUDER WITH CONICAL NON/PARALLEL CONVERGING SCREWS
    • WO2003009982A3
    • 2003-02-06
    • PCT/US2002/017224
    • 2002-05-31
    • WENGER MANUFACTURING, INC.HAUCK, Bobbie, W.WENGER, Lavon, G.
    • HAUCK, Bobbie, W.WENGER, Lavon, G.
    • B29B7/20
    • An improved twin screw extruder device (14) is provided which is capable of producing a wide variety of high quality extrudates having greatly varying final properties, without the need for extensive machine. The extruder (14) includes a barrel (16) together with a corotating twin screw assembly (22). The assembly (22) is made of a pair of srews (50,52) having central, tapered shafts (54,56) equipped with outwardly extending helical flighting (58,60); the srews (50,52) are non-parallel and are positioned so that the flighting (58,60) thereof is intercalated along the length of the srews (50,52). The flighting is of specialized configuration and tapers along the length of screws (50,52) preferably at an angle of taper different than that of the shafts (54,56); moreover, the width of the outer flighting surfaces (70,72) increases along the length of the shafts (54,56). This screw geometry defines a series of alternating upper and lower close-clearance high-pressure nip areas (78) defined by the flighting (58,60) which serves to propel an extrudable forwardly towards the outlet end (20) of the barrel (16). However, passageways (80) and kneading zones (82) are also defined between the screws (50,52), which assures full mixing, shearing and cooking of the material. The extruder device (14) is capable of producing high density sinking aquatic feeds as well as expanted, low density products merely by changing the rotational speed of the screws (50,52) together with appropriate temperature control. In another embodiment, fluid extraction extruder (138) is provide having a specialized extruder head (140) including an outer shell (144) and an inner, elongated, slotted sleeve (152).
    • 7. 发明申请
    • COOKING EXTRUDER WITH ENHANCED STEAM INJECTION PROPERTIES
    • 具有增强蒸汽喷射性能的烹饪挤出机
    • WO2008115623A1
    • 2008-09-25
    • PCT/US2008/052794
    • 2008-02-01
    • WENGER MANUFACTURING, INC.WENGER, LaVonROKEY, Galen, J.SPELLMEIER, Allan
    • WENGER, LaVonROKEY, Galen, J.SPELLMEIER, Allan
    • A23P1/12
    • A23K40/20A23K40/25A23L5/13A23N17/005A23P30/20A23P30/25B30B11/243
    • An improved extruder (10) is provided which permits successful introduction of very high quantities of injected steam into material being processed, on the order of 6-8 % or more by weight steam. The extruder (10) includes an elongated extruder barrel (12) having at least one elongated, axially rotatable, helically flighted extrusion screw (16, 18) therein. The barrel (12) is equipped with obliquely oriented steam injection ports (44, 46) along the length thereof, housing steam injectors (48, 50). The barrel (12) includes relatively high free volume steam injection heads (32 and 38, 40) having therein screw sections (78, 82) of relatively long pitch length, together with steam restriction heads (30, 34, and 42) on opposite sides of the injection heads (32, and 38, 40) having therein relatively short pitch length screw sections (76, 80, 84).
    • 提供了一种改进的挤出机(10),其允许将非常大量的注入蒸汽成功地引入被处理的材料中,其重量大约为6-8%或更多。 挤出机(10)包括在其中具有至少一个细长的,可轴向旋转的螺旋排出的挤压螺杆(16,18)的细长挤出机筒(12)。 枪管(12)沿着其长度配备倾斜定向的蒸气喷射口(44,46),容纳蒸汽喷射器(48,50)。 桶(12)包括相对高的自由体积的蒸汽注入头(32和38,40),其中具有相对长的节距长度的螺旋部分(78,82),以及相对的蒸汽限制头(30,34和42) 注射头(32和38,40)的侧面具有相对短的螺距长度的螺丝部分(76,80,84)。
    • 8. 发明申请
    • EXTRUDER MID-BARREL ADJUSTABLE VALVE ASSEMBLY
    • 挤出机中巴可调节阀组件
    • WO2007121176A2
    • 2007-10-25
    • PCT/US2007/066327
    • 2007-04-10
    • WENGER MANUFACTURING, INC.WILTZ, Philip B.ROKEY, Galen J.
    • WILTZ, Philip B.ROKEY, Galen J.
    • B29C47/74
    • B29C47/38B29C47/0023B29C47/0813B29C47/0871B29C47/40B29C47/6025B29C47/668
    • Flow restriction assemblies (10, 10a, 10b) adapted to be mounted on single or twin screw extruders (16, 16b, 32) in order to allow selective adjustment of material flow through the extruders (16, 16b, 32), with consequent alteration in back pressure, shear and mechanical energy imparted to the material being processed. The assemblies (10, 10a, l0b) each have shearlock(s) (12, 12a, 12b) mounted on the extruder drive shaft(s) (30, 30a, 30b), together with restriction units (14, 14a, 14b). The units (14, 14a, 14b) have opposed flow restriction components (48, 50, 48a, 50a, 48b, 50b) supported on opposite sides of the corresponding shearlocks ( 12, 12a, 12b) and mounted for a substantially aligned and rectilinear back and forth sliding movement. In this fashion, the clearance between the inner surfaces (54, 54a, 54b) of the components (48, 50, 48a, 50a, 48b, 50b) and the shearlocks (12, 12a, 12b) can be selectively adjusted. The assemblies ( 10, 10a, 10b) are small in size and can be located at various points along the length of extruders (16, 32). Preferably, the restriction components (48, 50, 48a, 50a, 48b, 50b) are moveable such that the inner surfaces (54, 54a, 54b) thereof may be located inboard of the outer surfaces (29, 29a, 29b) of the screw flighting.
    • 适于安装在单螺杆或双螺杆挤出机(16,16b,32)上的流量限制组件(10,10a,10b),以便允许选择性地调节通过挤压机(16,16b,32)的材料流动,从而改变 在被加工材料赋予背压,剪切和机械能。 组件(10,10a,10b)与限制单元(14,14a,14b)一起分别具有安装在挤出机驱动轴(30,30a,30b)上的剪切块(12,12a,12b) 。 单元(14,14a,14b)具有支撑在对应的剪切锁(12,12a,12b)的相对侧上的相对的流动限制部件(48,50,48a,50a,48b,50b),并且被安装成基本对齐且直线 前后滑动运动。 以这种方式,可以选择性地调节部件(48,50,48a,50a,48b,50b)的内表面(54,54a,54b)与剪切锁(12,12a,12b)之间的间隙。 组件(10,10a,10b)的尺寸小,并且可以位于沿着挤出机(16,32)长度的各个点处。 优选地,限制部件(48,50,48a,50a,48b,50b)可移动,使得其内表面(54,54a,54b)可位于外表面(29,29a,29b)的内侧 螺旋飞行
    • 9. 发明申请
    • METHOD AND APPARATUS FOR THE SIMULTANEOUS PRODUCTION OF DIFFERENTLY CHARACTERIZED EXTRUDATES
    • 同时生产不同特征的切片的方法和装置
    • WO2003106007A1
    • 2003-12-24
    • PCT/US2003/014812
    • 2003-05-12
    • WENGER MANUFACTURING, INC.TEDMAN, PaulHAUCK, Bobbie, W.
    • TEDMAN, PaulHAUCK, Bobbie, W.
    • B01F7/08
    • B01F7/086B01F5/0473B01F15/0251B01F2215/0024
    • Material processing apparatus (10) is provided for the simultaneous production of different characterized final products using a single, initially processed product stream. The apparatus (10) includes a barrel assembly (12) having an elongated, tubular barrel (16) with a flighted, axially rotatable screw (26) within the barrel, and an additive incorporation assembly (14) coupled with the barrel (16) and having a plurality of individual mixing chambers (34, 36) configured to receive and process individual, separate streams of product from the barrel assembly (12). Individual additive injectors (52, 54) are also provided for injection of additives such as colorants or the like into the respective product streams for mixing with the chambers (34, 36). Preferably, the assembly (14) includes a flow divider (32) having plural separate passageways (46, 48), which are in communication with the corresponding mixing chambers (34, 36). Each mixing chamber includes a tubular housing (56,72) together with an internal, axially rotatable mixing member (104,106). The mixing members are mounted on a common shaft (96), the latter being connected to screw (26).
    • 提供材料处理设备(10),用于使用单个最初处理的产品流同时生产不同的特征最终产品。 该装置(10)包括具有细长管状筒体(16)的筒体组件(12),该管状筒体(16)在筒体内具有带螺旋形的可轴向旋转的螺杆(26),以及与筒体(16)联接的添加剂结合组件(14) 并且具有多个单独的混合室(34,36),其构造成从所述筒组件(12)接收并处理单独的单独的产品流。 还提供了各种添加剂注射器(52,54),用于将诸如着色剂等的添加剂注入相应的产品流中,以与室(34,36)混合。 优选地,组件(14)包括具有多个分离通道(46,48)的分流器(32),其与相应的混合室(34,36)连通。 每个混合室包括管状壳体(56,72)以及内部可轴向旋转的混合构件(104,106)。 混合构件安装在公共轴(96)上,共同轴(96)连接到螺钉(26)。