Dec. 10, 1946. Q_ w_ GREENE ETAL 2,412,506 MEANS FOR BLENDING FIBERS Filed May 1, 1945 _ XS , as > -~ 'u «4 ï z N o '7 Sheets-Sheet l s ‘q 2 2 2 \\\\\»\\\ , \\\/lll/A I. Qi i c3 " \\\\\\\\\" äl ' |3\ E d' á »o o a "è am# ì È ‘d L_) ï. 1» N o 5 zm g _ jv ‘l’ -| à. ‘2% ag ‘59° ï no u 'N Én o n. u \ ` â N í‘ a „ä v 1 b1 D¢¢- l0, 1946- o. w. GREENE ETAL 2,412,506 MEANS FOR BLENDING FIBERS Filed May l, 1945 7 Sheets-Sheet 2 gmx/MM5: Opf/v N GREENE , Dec. 10, 1946. o. w. GREENE ETAL 2,412,506 MEANS FOR BLENDING FIBERS Filed May l, 1945 7 Sheets-Sheet 3 //4 Mm Dec. l0, 1946. o, w_ GREENE ETAL 2,412,506 MEANS FOR BLENDING FIBERS Filed May 1, 1945 '7 Sheets-Sheet 4 l zo zz , f 30 2’ /24 Swag DCC- 10, 1946- o. w. GREENE ET AL 2,412,506 MEANS FOR BLENDING FIBERS Filed May l, 1945 7 Sheets-Sheet 5 Élu/ventana: ORE/u N GPEENE , Dec. 10, 1946. Q_ W_ GREENE ET AL 2,412,506 MEANS FOR BLENDING FIBERS Filed May l, 1945 Y 67N '7 Sheets-Sheet 6 Í, ' l__1 O 60] Q 99 lxl] @MMM Decf 10, 1946- O. w. GREENE ET AL 2,412,506 MEANS FOR BLENDING FIBERS Filed May l, 1945 î m 7 Sheets-Sheet ’7 d 3 »WMI/£0001 025A/ WA Ence-NE, Patented Dec. 10, 1946 ‘2,412,506 ` >,UNITED STATES PATENT OFFICE MEANS FOR BLENDING FIBERS Oren W. Greene, Robert W. Twitty, and Therman L. Richie, Marion, N. C., assignors to Marion Manufacturing Company, Marion, N. C., a cor poration of North Carolina - 1 Application May 1, 1945, Serial No. 591,384 7 Claims. (Cl. 19-69) This invention relates to a method and appa ratus for the blending of fibers and more espe cially to a plurality of fiber preparation machines adapted to deliver certain quantities of iibers into a common conveyor with means for auto matically stopping each machine when a lprede termined quantity of fibers has been processed and holding the fibers ready for delivery position and continuing operating the other vmachines 2 means for automatically removing from the con tainers all of the retained fibers therein, when the last of a plurality of interconnected machines have processed its predetermined amount of fi , bers, so that all of the various batches of ñbers held in the various containers will be delivered simultaneously to a suitable fiber processing ma chine for mixing the various batches of fibers to ` gether to form a blended batch of fibers. until each of the «machines has processed a given 10 Some of the objects of the invention having amount of iibers, at which time all of the iibers been stated, other objects will appear as the de processed by the various machines are dumped simultaneously into a suitable conveyor` to be conveyed to another processing machine for mix scription vproceeds when taken in connection with the accompanying drawings in which: Figure 1 is a front elevation of a plurality of 15 feeders equipped with the invention and show It is an object of this invention to provide in ing a common conveyor for receiving the fibers ing and blending the various fibers delivered. apparatus for processing fibers such as a vplural processed bythe 'plurality of feeders and con ity of feeders, means for catching the fibers veying the same to another machine; processed by each of the feeders and holding the Figure 2 is a front elevation of one of the ma fibers and stopping the particular machine when 20 chines and the portion of the conveyor as shown a. predetermined quantity of iibers has been proc in Figure 1; essed by the machine, and continuing the opera Figure 3 is an end elevation looking at the right tions of the other machines until a predeter Vhand end of Figure 2; mined amount of fibers has been processed there Figure 4 is a view looking at the left hand side by, all of the machines being equipped with of one of the feeders in Figure 1 and showing the means for catching and holding the fibers until other end of the invention from that shown in all of the machinesl have processed a predeter Figure 3; mined quantity of fibers, then said means being Figure 5 is a top `plan view of a portion of a automatically operable to dump all of the fibers, feeder and showing the invention attached there which have previously been `processed by the 30 to; > machines, into a suitable conveyor to convey Figure 6 is a View similar to the right hand por the combined ñbers into a suitable blending ma tion of Figure 4 and showing the iiber receiving chine for mixing the same to thereby blend a container in tilted and open position; plurality of different fibers into one common lot Figure 7 is a view of the other end of the ñber of iibers. y receiving container as shown in Figure 6;“ It is another object of this invention to provide Figure 8 is a detail view of the lower portion means associated withl a fiber preparation ma of Figure 7 and looking from along the line 8--8 chine for catchingand retaining the processed ñbers and means governed by the weight of the in Figure '7; ñbers processed for automatically stopping the 40 Figure 9 is a view on an enlarged scale of the iiber receiving container as shown in the lower machines when a predetermined number of portion of Figure 3; pounds of the ñbers have been processed. Figure 10 is a View similar to Figure 9 but show It is another object of this invention to provide ing the bottom members of the fiber receiving a plurality of feeders for processing fibers and associating with the discharge end of each of 45 container in opened position; Figure 11 is an enlarged detail of the gradu the feeders a container for catching the proc ated end of the weight lever associated with thel essed fibers, with means controlled by the weight apparatus. . . of the ñbers within the container for automati Figure l2 is a vertical sectional view taken cally stopping the machine when a predetermined poundage has been collected in the container, to 50 along the line (l 2-I2 in Figure 11; Figure 13 is a sectional plan view taken along gether with a plurality of other feeders, each equipped with a container and being adapted to the line I 3--I3 in Figure 12; be stopped in operation when. a predetermined Figure 14 is a modiñed view of the apparatus poundage of fibers has passed through the feeder using a normally de-energized solenoid; and delivered into itscontainer, together With 55 Figure 15 is a view similar to Figure 14 but 2,412,506 3 . 4 showing the solenoid energized to open the bot- l v member 36 >has a hooked weight member 31 ‘ adapted to be’hooked in the ring 36 and one or Figure 16 is an elevation of -a type of mercury switch employed in the `solenoid circuit when us- _' more weights'38 may be placed thereon to cause it to hold a proper amount of poundage within Figure 17 is an elevation of the type of mer the ñber container to4 be presently described. The stops 24 and 25, as previously described,lare -tom doors of the ñber receiving container; t ing anormally de-energized solenoid; receiving containers as shown in Figures 2, 4, engaged by the ymember 30 in its up and down movement to limit swinging movement of the and 6; member 3U; cury switch employed on both ends- of the fiber ' " “ _ l ' ' ' Figure 18 is a wiring diagram of the apparatus 10 Pivotally secured to the leg portions 32 and 33 of U-shaped member 3|) are downwardly depend showing the same whenthe solenoids which ac tuate the bottom closure members of the iiber ing links .40 and 4| which have their lower ends receiving containers are normally energized; rigidly secured to a container 42. This container Figure 19 is a wiring diagram of the apparatus 42 is balanced on pivot 28 by the addition of when the solenoids for actuating the bottom clo' sure members of the fiber receiving containers are normally de-energized. Referring more specifically to the drawings, the reference characters A, B, C, and D represent a suitable weights to the stem of member 31 so that it will take a predetermined number of pounds and ounces of fibers in the container 42 to swing the U-shaped member 30 on its pivot against the weight applied to _the member36. plurality of fiber preparation machines such as 20 The upper end of the container 42 is open and is adapted to receive fibers falling from the feed what are commonly known as feeders which dis discharge opening I1 of the feeder. , The lower integrate the fibers after they have passed end of the container is‘closed by a pair of swíng- „ through the bale breakers and the like. These ing doors 45 and 46 whose upper ends are curled feeders usually further disintegrate the ñbers be fore they are passed to a blending machine or .25 around and fixed to rods 41 and 48 respectively, which are pivotally mounted in brackets 59 and a superior cleaner or other iiber preparation ma 5| and 52 and 53 respectively. > y chine to [be delivered to the pickers in the pick At the end of the container 42, which has the ingl room. These feeders are identical to each weight lever 34 associated therewith, are secured other and a brief description of one will suffice for the other. 30 short arms 55V and 56, connected to the ends of rods 41 and 48, in which vpins 51 and v58 are Each of the feeders has an electric motor |0 mounted and to these pins are pivotally connected for driving the same. each feeder having a plu short links- 59 and 60 to which the ends ofa ten rality of pulleys ||, Ha, l2, |2a, and I3, con nected together by belts I4, |5 and |6, which drive conventional fiber handling mechanism disposed 35 sion spring 6| are connected. _ The spring 6| is very weak and normally has a tendency to pull the bottom closures 45 and Within the feeder housing and also drive con 46 to closed positions at all times.' but a very ventional elevating mechanism for elevating the small quantity of fibers tends to overcome the disintegrated ñbers and dropping them down force of this spring and pushes the bottom clo through the discharge opening i1 of the feeder to suitable conveying apparatus. 40 sures 45 and 46 open when the electromagnet or solenoid, to be later described, exerting a Instead of permitting the fibers to fall directly pulling force to hold the bottom members 45 into a suitable conveying apparatus, this inven tion proposes to hold and weigh these fibers so « and 46 in closed position, is de-energized, as'it will be observed that even in open position as that a predetermined weight of fibers can be collected into a. suitable ñber receiving container 45 shown in Figure 6, the spring is still exerting a pressure to move the bottom members 45 and and held there and when a predetermined pound 4B to closed position. » age has been received, the feeder will automati Pivoted to the U-shaped member 3U is the lowerl cally be stopped but the other feeders will con end of a link A65 which is pivoted at its upper tinue operation until all of the fiber receiving containers disposed below the discharge openings 50 end to an arm 66 on which is mounted a con ` of the feeders have fbeen filled, at which time the 'ventional mercury switch bulb 51, _arm 66 being pivoted in a conventional housing 68 as at 69. This bulb 61 has a pair of contacts 10 and 1| disposed on the interior of the bulb adapted to the ñber receiving containers into a suitable con veying mechanism to convey the ñbers for further 55 be surrounded by a quantity of mercury 12 when bottoms of the fiber receiving containers will be opened to discharge all of the contents of all of processing. ‘ the lever is in the position shown in Figure 17. Rigidly secured to the ends of the outer'side walls of the` discharge portion of each feeder are the legs 20 and 2| of U-shaped member 22, these Connected to the contacts 10 and 1| are Wires 13 and 14 which lead to a conventional box 15 and from this box wires 16 and 11 extend. When the container 42 receives a predeter being riveted to a suitable bar 23 which in turn mined amount of poundage of ñbers it will be is riveted to the side walls of the feeder. This U-shaped member 22 has outwardly projecting moved downwardly from the position shown in Figure 4 to the position shown in Figure 6 and stops 24 and‘25 secured thereto for purposes to be presently described. will thus break the circuit to the motor ||J due To the legs 2B and 2| are secured downwardly 65 to the fact that the mercury will not be in con and outwardly projecting members 26 and 21 tact with the contacts 10 and 1| in the bulb which project downwardly and outwardly and 61. The motor circuit will be later explained. - have pivotally secured as at 28 and 29 respec tively on the brackets 26 and 21, legs 32 and 33 On the other end of the container 42 from the end which has just been described, there is of a second U-shaped member 30. 70 mounted an electrical solenoid 8u whichhas a Fixedly secured to leg 32 is a weight lever 34 core 8| depending therefrom, to which is piv which is graduated in pounds and ounces as at 35 and is adapted to receive a ring member 36 having a knife edge adapted to fit into the notches 39 in the upper edge of the weight lever 34. The oted a pair of links 82 and 83 which are oon nected to arms B4 and 85 and fixedly secured on the ‘other ends of the rods 41 and 48 previ ously described. While the solenoid 80 is ener 2,412,508 gized it holds the bottom members 45 and 46 in closed position as shown in Figure 3, but when de-energized, the Weight of the fibers therein will move the bottom members 45 and 4B to the position shown in Figure 10 against the ten sion of spring 6|. The solenoid 80 has leading therefrom, wires 81 and 88. amount of iibers. For example, the container associated with feeder A might be setto tilt at , four pounds while that at container B would tilt at six pounds and the container associated with feeder C would tilt at eight pounds and the container associated with feeder D would tilt , at ten pounds. Wheny such tilting took place, the A mercury switch housing 9| is mounted on a motor would be stoppedïfor the feeder when the bracket 90 on member'22, which mercury switch predetermined amount of ñbers have been depos is identical to the mercury switch previously de 10 ited in its receiving container but the solenoid scribed and shown in Figure 17 and which is associated with discharging the contents from normally occupying the position shown in Figure the container, or allowing opening of the bot 17. Switch housing 9| vhas wires 92 and 93 lead tom members 45 and 46, would not function for ing therefrom.V The type of switch shown in Fig the reason that this will not take place until ure 16 is for use with the modified `form of the invention shown in Figures 14 and 15. When all of the containers have been charged to the predetermined amount of ñbers to be placed used with the present form being described, the therein according to weight. mercury switch on arm 94 willbe identical to the Any suitable means may be provided for con switch shown in Figure 17. veyíng the discharged fibers 42 to another fiber The mercury switch bulb such as described with 20 treating apparatus and in the drawings I have relation to Figure 17 is mounted on a lever 94 and shown an elongated continuous conveyor. This has a link 95 connected thereto which is piv comprises an elongated trough having side-wallsotally connected as at 96 to the leg 33 of U-shaped 99 and |02 with slats ||2 and Ii 3 disposed near member 30. Also mounted on leg 33 is a con the bottom inner side portions thereof. The Walls ventional dash-pot 91 to which is connected a 25 99 and |02 are supported by legs H9. The side link 98 which in turn is connected to the leg 2| walls 99 .and |02 have a plurality of brackets ||4 of member 22 which‘is nxedly secured to the and ||5 in which upper rollers ||5 are mounted discharge portion of the feeder. This dash-pot and also lower rollers ||1. The upper rollers are is of conventional structure and merely slows designed to support the upper portion of an end down the swinging movement-of the member 38 less belt ||8 and the lower rollers ||1 are de and associated parts. , signed to support the return portion of .this belt The above described mechanism is schemati H8. This belt, at its ends, is mounted on rollers cally illustrated in Figure 18. In another form |20 and |21 and roller |2| is driven by a suit of this invention where a normally de-energized able belt |22 driven by a motor |23 to discharge solenoid is adapted to be used for emptying the 35 the dumped ñbers into a liber preparation ma container 42, such a normally deenergized sole chine |24 which may be a superior cleaner or any noid, as shown in Figures 14 and 15, would be other suitable fiber treating apparatus. This employed in the wiring diagram shown in Figure fiber treating apparatus |24 is operated on call 19. Here like references will apply and only dii-, - from picker room and likewise the feeders are ferences will be noted. operated on call from the liber preparation ma In the form of the invention shown in Figures > chine |24 Ito supply the necessary amount of iibers 14 and 15, the arms 84 and 85, instead of hav to the Dicker room. ling links 82 and 83 connected thereto, have ver- `_ In all"forms of the invention except in the tically disposed links |00 and |0| pivotally con modiñed form shown in Figures 14, 15 and 19, nected thereto, which at their upper ends are 45 the switches broadly designated by reference connected to a cross-bar |03. This cross-bar characters 68 and 9| which indicate their hous |03 is pivotally connected to core |04 of sole ings, While the containers are receiving ñbers, noid |05 which has wires |05 and |01 leading therefrom. These wires lead through a mercury are in closed position and as previously described, wires 16 and 11 extend from the switch in hous switch |08 disposed in housing 9| which, instead 50 ing 68 and Wires 92 and 93 extend from the sole of being of the form shown in Figure 17, is of the noid controlling .the switch in housing 9|, Wire form shown in Figure 16 but like reference char 11, which leads to one side of switch in housing 68, acters will indicate corresponding parts except is connected to a master wire |26 which leads to that it is to be noted that the contacts ||0 and a source of electrical energy |21. A wire |28 leads | | l are normally out of contact with the mercury 55 from the other side of this source of electrical |09 disposed within‘the mercury tube |08 when energy and this wire |28 has branch wires |29 the parts are in the position as shown in Figure which lead to the motors I0. Wire 16 is connected 14, for example. When the predetermined to the other side of motors |0. The wires 81 amount of ñbers has been deposited into a con Which lead from solenoids 88 are connected to a tainer and it is tilted on its pivot and the con Wire |30. This wire |30 is connected to wire 93 60 tainer 42 tends to move downwardly, the lever which leads .to one of the contacts of mercury 94 will be raised upwardly to therefore energize switch in housing 9|. Wire |30 has no other con the solenoid |05 to forceably open the bottom nections. Wires 92 leading from .the other side members 45 and 46 to dump the contents from lof mercury switches in housings 9| are connected the container 42. 65 'to a wire |3| connected to one side of a source of However, in all of the previous description when electrical energy |32. Leading from .the other 'it is stated that the solenoid will be de-energized side of the source of electrical energy |32 is a to allow the bottom to swing to open position wire |33 which is connected to the wires 88 lead under the Weight of the fibers therein or the ing to the other side of the so-lenoids 80. solenoid ywill be energized to forceably open the 70 When a container 42 has received its given bottom'members to allow the fibers to fall from charge of fibers and is swung on its pivot to the the container 42, this is all predicated upon the position shown in Figure 6, the switch 61 in hous fact that this does not immediately happen but ing 68 Will be moved to open position to stop the only happens when all of the containers in a motor. Also the similar switch in housing 9| con series have been `iilled with the predetermined 75 trolling the solenoid 80 for that machine will be 2,412,506 8 opened _but current will still fiow .through all of the solenoids, through wires |33, |30, and through any unopened switches in housings 9|, back to handling machines, fiber receiving means asso ciated with each of the fiber handling machines for receiving and holding ñbers discharged from When the last of the plurali-ty of machines has >delivered its charge to its container and this con tainer is moved downwardly,.it then opens the last of the switches in housings 9| which de each machine, means operable by the weight of the fibers in the receiving means for stopping the machine associated with the receiving means when a predetermined amount of fibers has been collected in the fiber receiving means, and means ’ , energizes all of the solenoids 80 and allows the automatically operable for discharging the fibers .the source of current |32 through wire IS l. fibers in all of the containers d2 to be simulta 10 from all of the fiber receiving means when all of neously dumped into the conveyor. When the the receiving means have been charged with their weight of the contents have been relieved from predetermined weights of fibers. 2. Fiber` blending apparatus comprising a plu the swinging bottoms d5 and at of a iiber re ceiving container, the tension spring 6| will move rality of fiber preparation machines, each hav these bottoms to closed position which will auto ing individual means for driving the same and matically close mercury switches in housings @t each having a discharge opening, a fiber receiv ing container disposed below each of the discharge and 9| and all machines will be started again. openings for receiving the fibers discharged from . In that form of invention shown in'Figures 14, the machines, means operable by the weight of 15«and 19, where the solenoids |05 remain de energized during the filling of the containers, 20 the fibers in each container associated with each the housing el would have a mercury bulb .there machine for stopping the machine with which a container is associated when a predetermined in, similar to that shown at |08 in Figure 16 and the spring 6| would be much stronger to cause it weight of fibers is received into the container, and means automatically operable when al1 of to positively hold the bottoms ¿l5 and ¿lâ in closed position. 25 the containers have received their predetermined The wiring diagram in Figure 19, as to the weight of fibers therein for automatically dis charging the fibers from the containers. motors it, would be the same as described in Fig 3. Apparatus for conditioning fibers compris ure 18, but in this case, by referring to Figure ing a plurality of fiber preparation machines, 19, it will be seen that with switch |08 open there would be no current going to any of the solenoids 30 each machine having a discharge opening, a con tainer disposed below each of the openings and Wire HB6 from each of the solenoids |05 adapted to receive fibers passing through the leads to a wire |35 which is connected t0 one side machine, means operable by the weight of the of a source of_ electrical energy |36. A wire |37 fibers in a container when a predetermined weight and branch wires |01 lead .to the other side of all of the solenoids |05. This wire |31 leads to one 35 of fibers is deposited into the container for auto matically stopping the machine associated with a side of switch |68 ori-machine A, and a wire^|3d particular container, and means automatically leads from the other side of switch |03 on ma operable when all of the containers are charged chine A to one side of the switch |08 on machine with predetermined amounts of fibers for auto B, and wire |39 leads from the other side of switch |08 on machine B to one side of the 4.0 matically discharging all of the fibers from all of the containers and for again activating all of switch Hi8 on machine C, and wire |40 leads from the machines for the- reception of additional the other side of switch |08 on machine C Ito one side of switch |08 on machine D, and a wire batches of fibers. 4. Fiber preparation machinery comprising a |4| leads from the other side- of switch |08 on plurality of fiber processing machine, each hav machine D to the other side of the source of elec « ing a discharge opening from whence the fibers trical energy |3t. are discharged, each opening having a container Now let us assume that containers ¿l2 as disposed therebelow and each container being sociated with one or all- of‘ machines A, B provided with a swingable bottom member, means and C have moved downwardly to close switches Hi8. Still no current can get to wire |4l| 50 automatically operable when a predetermined poundage of fibers has been deposited in a con until .the lastl machine, which let us say, will tainer for stopping the machine associated with be in machine D, has filled its container to Ithe that container and means automatically opera predetermined poundage and caused it to swing ble when all of the containers'have been filled downwardly. This will close switch |08 on ma with a predetermined poundage for automatically , chine D and thus establish a circuit through all moving al1 of the swingable bottoms and dis of the switches |08 to energize all of the solenoids charging the fibers simultaneously from al1 of |05 to forceably push the doors 45 and 46 open the containers and means automatically operable to discharge the contents. Being relieved of the after the fibers have been discharged from all of weight of the fibers in the containers, the con tainers will swing back to normal position which 60 the containers for closing the bottoms of the containers ready for the reception of additional will open all switches |08 to de-energize -the sole batches of fibers, and means operable automati noids |05 and spring 6l would then close all cally when the fibers are dumped for starting all of the doors 45 and d6. This return of the con of the machines. tainers to normal position will close all of the 5. In fiber preparation machinery comprising switches in housings 68 in the motor circuits and 65 a plurality of machines for processing fibers, each start all of the machines in operation. machine having a discharge opening, a container ‘ In the drawings and specification, there has disposed below the discharge opening and piv been set forth a preferred embodiment of the in oted for Vertical swinging movement, Weighted vention, and although’ specific terms are employed, they are used in a generic and descriptive sense 70 means for restraining the container against piv otal movement until a predetermined amount of only and not for purposes of limitation, the scope fibers are deposited therein, said container hav of the invention being defined in the claims. , ing a movable bottom adapted to be moved to open to allow fibers to fall from the container, 1. Means for blending a plurality of difier ent fibers together comprising a plurality of fiber 75 a switch mounted on the machine and connected We claim: " » ' Y 2,412,506 to the pivoted container, an electric motor for driving the machine, a circuit for said electrical motor passing through the switch, downward plurality of ñber processing machines, each hav ing a discharge outlet, a containel` disposed be low4 each of the discharge outlets for catching movement of the container upon receiving a pre determined poundage of fibers serving to open Cil and retaining the fibers passing through each machine, means controlled by the weight of fibers the switch and stop the motor for that par~ in a container for stopping the machine with ticular machine, a solenoid mounted on each con which the container is associated when a pre tainer and connected to the bottom member for determined weight of fibers is deposited` in its operating the same, a switch associated with each container, and means automatically operable solenoid member, a second electrical circuit con 10 when all of the containers have their predeter nected to al1 of said second named solenoids, a mined weight of ñbers deposited therein, for au connection between the container and the said tomatically and simultaneously discharging the second switches whereby upon downward move fibers from the containers. ment of a container upon receiving a predeter 7. Apparatus for blending .dbers comprising a mined poundage of ñbers the switch associated plurality of fiber processing machines, each hav with the second solenoid on a machine will be ing a discharge outlet, a container disposed be broken, the downward movement of the last of low each of the discharge outlets for catching a plurality of containers serving to open the cir and retaining the fibers passing through each cuit through all of the second solenoids to there ~ by allow the Weight of the fibers to open the bot 20 machine, means controlled by the weight of fibers in a container for stopping the machine with tom members and fall simultaneously from all of Y the containers, the containers then automatically swinging to normal position on their pivot and also moving the two switches associated there withn to closed position to activate the motors of all the machines and to activate the solenoids associated with the containers for forcibly mov ing the bottoms of the containers to closed po sition. 6. Apparatus for blending fibers comprising a 30 which the container is associated when a prede termined Weight of fibers is deposited in its con tainer, and means automatically operable when all of the containers have their predetermined weight of fibers deposited therein, for automati cally discharging the fibers from the containers. OREN W. GREENE. ROBER'" W. TWITTY. THERMAN L. RICHIE.