Nov. 19, 1946. G_ ¢_ BEATRlCE 2,411,354 BOBBIN RECEIVER FOR WEFT REPLENISHING LOOMS Filed Dec. 22, 1945 2 Sheets-Sheet 1 INVENTOR GABREI‘ZBEAHWUE 61w. 4? ATTORNEY Nov._ 19, 1946- G. c. BEATRICE 2,411,354 BOBBIN RECEIVER FOR WEFT REPLENISHING LOOMS Filed Dec. 22, 1945 2 Sheets-Sheet 2 INVE NTQR GABRIEL 0. BEA TR/CE £41K”. ‘P* ATTORNEY, Patented Nov. 19, 1946 2,411,354 ' UNITED STATES PATENT OFFICE. 2,411,354 BOBBIN RECEIVER FOR WEFT REPLENISHING LOOMS ‘Gabriel 0. Beatrice, Shrewsbury, Mass, assignor ‘ to Crompton & Knowles Loom Works, Worces ter, Mass., a corporation ‘of Massachusetts Application December 22, 1945, Serial No. 636,949 13 Claims. (Cl. 139—255) 2 This invention relates to Weft replenishing The bobbin receiver unit designated generally looms and it is the general object of the inven at R comprises a frame 20 having inner and outer tion to provide a simple form of receiver for dis side members 2| and 22 joined by a bottom mem charged bobbins readily removable from the loom ber 23. The upper ends of the side members are to permit emptying of bobbins from the receiver. 5 bent rearwardly and downwardly to form arms Depleted bobbins are generally discharged 24 from which hangs a cloth bobbin receiving downwardly from a weft replenishing loom into bag B having a mouth 25 through which pass a bobbin collector or receiver having a bobbin re bobbins descending from the chute. Upper and ceiving mouth which projects under the for lower reinforcing cross bars 26 and 21, respec Wardvpart of the path of a guide chute on the 10 tively, join side members 21' and 22, and cords reciprocating lay. It is an important object of or the like 28 secured to the bag pass under the the invention to mount the‘ receiver on a pivoted cross bars to hold the bag forwardly on frame 20; carrier by means of a readily detachable con These cross bars provide hand holds by which nection which permits lifting of the receiver from the frame and bag may be lifted and inverted in the carrier only after the‘latter has been rocked 15 a manner to be described. to a forward position in which the receiver is The bag and frame may be similar to like forward of the path traversed by the chute. parts shown in copending application Serial No. It is another object of the invention to pro 636,944, ?led by Turner on even date herewith, vide the receiver with a dovetail wedge to ?t and of themselves are not claimed herein except an upwardly opening complementarily formed 20 in combination with certain features of my pocket in the carrier. invention. With these and other objects in view which The present invention relates more particularly will appear as the description proceeds, my in vention resides in the combination and arrange to mounting means for the bobbin receiver, more particularly the lower end of frame 20, and in ment ‘of ‘ parts hereinafter described and ‘set 25 carrying, the invention into effect I provide a support 30 secured at 3| to the loom frame and In the accompanying drawings, wherein a con provided with a pivot stud 32 disposed horizon venient embodiment of my invention is ‘set tally and preferably parallel to ‘the lay. Nut 33 forth, ‘ draws an enlarged journal 35 on the stud against Fig. l is a side elevation of the front part of a 30 support 30 to hold the stud in ?xed position. loom having the invention applied thereto, The outer end of the stud, or right end as viewed Fig. 2 is a front elevation looking in the direc in Fig. 3, is provided with a retaining head 36 tion of arrow 2, Fig. 1, and a friction washer 31. Fig, 3 is an enlarged horizontal section on line A carrier 40 has a bearing 4| ?tting journal 35 3—3, Fig. 2, ’ ‘ 35 between support 30 and ‘washer 31. The carrier Fig. 4 is a ‘vertical section on line 4-4, Fig. 3, is made as shown more particularly in Figs. 3 and ‘ and 4, and has a body 42 having an outer side Fig. 5 is an enlarged side elevation of the Wall 43 in which is formed a downwardly taper forth. ‘ > ‘ > V ‘ . lower part of the bobbin receiver unit looking ing‘ wedge shaped opening or pocket 44 the front in the direction of arrow 5, Fig. 2, showing the 40 and back walls of which are inclined at 45 as seen parts in normal position, and in Fig. 3 to give the opening a dovetail form. Fig. 6 is a digrammatic view similar to Fig. 5 The frame 20 is provided with a foot so slotted but‘ showing the parts in position for removal of at 5| to receive side member 2! and part of the unit in full lines and indicating the unit re moved in dotted lines. 45 bottom member 23. These parts of the frame 2|] are welded or otherwise. secured to the foot, and Referring to Figs. 1 and 2, the loom frame I!) ’ supports a lay I I provided with a shuttle box ‘I 2 to receive a shuttle S. A bobbin chute 13 on the lay the latter forms with frame 28 and bag B a bob bin receiver unit removably supported by the car— under the box [2 directs bobbins discharged from rier. The foot has a dovetail wedge 52 formed the shuttle during weft replenishing operations 50 complementarily to pocket 44 and ?ts snugly downwardly and forwardly‘. The chute traverses into the latter when the parts are in normal as a given back and forth pathas the lay recipro cates, and bobbin discharge occurs when the lay is at the left extreme of its motion as viewed in Fig. 1. sembled position shown in Fig. 1. If desired a lug 53 may be provided on'foot 5i! for engage ment with a lower part of the carrier and can be ?led to insure a snug ?t between the foot and 2,411,854: 3 4 pocket by determining the amount by which the and a bobbin receiving unit having a foot nor foot can enter the pocket. The upper surface of the carrier may be curved at 55 concentrically with stud 32 and has up standing therefrom a stop lug 56. A stop pin or ' the like 51 is secured to the support 30 for engage‘ ment with side member 2| to limit rearward move ment of frame 20 and with lug 56 to limit forward rocking of the upper part of the carrier. mally located in said pocket and removable there Normally the parts will be as shown in Figs. 1 and 2, the weight of the receiver being rearward ' from by an upward motion after the carrier has been rocked to move said pocket from the normal rear position thereof to the front position thereof. 7 3. In a weft replenishing loom from which depleted bobbins‘ are discharged, a carrier having an upwardly opening pocket therein, means mounting said carrier for back and forth motion to move said pocket either to rear or front posi tion, and a bobbin receiver unit having a foot in said pocket and removable therefrom by an upwardmotion when said pocket is in the front of stud 32 and. holding side member ZI- against stop 51 to locate the bag in normal position with position thereof, said carrier and foot holding the rear part of its mouth 25 projecting under the front part of the path of the chute. Also, 15 the receiver in normal position when the pocket is in the rear position thereof. stop 51 extends over foot 50 and prevents the 4. In a weft replenishing loom from which latter and the receiver unit from being lifted from depleted bobbins are discharged, a carrier hav the carrier, thereby preventing interference be ing an upwardly opening pocket therein, means tween the unit and bobbin chute. When the bag is to be emptied of bobbins, the attendant grasps 20 mounting said carrier for back and forth motion to move said pocket either to rear or front posi upper crossbar 26 with one hand and pulls frame tion, a bobbin receiver unit having a, foot in said 20 forwardly, thus moving the carrier and unit pocket and removable therefrom by an upward to the full line position of Fig. 6. Stop 51 is now motion when said pocket is in the front position rearward of foot 50 topermit upward movement of the receiver unit, and lug 56 is against the stop 25 thereof, said carrier and foot holding the receiver in normal position when the pocket is in the rear to prevent further forward movement of the car position thereof, and means preventing upward rier. The attendant now raises the unit as sug movement of said foot relatively to said carrier gested in dotted lines, Fig. 6, and grasps either when said pocket is in the rear position thereof. the lower cross bar 21 on bottom member 23 with the other hand and inverts the unit to empty the 30 5. In a weft replenishing loom from which de- ' pleted bobbins are discharged, a carrier having a bobbins. The foot is then returned to the pocket vertically extending pocket therein, means mount and the frame pushed back manually to normal ing said carrier for back and forth movement position with foot 50 under stop 51. to place said pocket in either a front position or From the foregoing it will be seen that the a rear position, a bobbin receiver unit having a bobbin receiver unit is normally prevented from foot in said pocket removable from the latter by being removed from the carrier, and that removal a vertical. movement relatively to the carrier when is possible only after the unit and carrier have said pocket is in one of the positions thereof, and been moved forwardly. Furthermore, the dove means preventing removal of said foot from said tail wedge shaped foot ?ts into a complementarily formed pocket on the carrier and not only sup 40 pocket when the latter is in-the other position ports the receiver unit but also permits ready 6. In a weft replenishing loom from which de removal of the unit and return to supporting posi pleted bobbins are discharged, a ‘carrier mounted tion after removal. The carrier remains in any on the loom for movement from a rear position position to which it is rocked due to the friction washer 31. The stop pin 51 serves the dual pure 45 to a front position, a bobbin receiver unit for said discharged bobbins, and cooperating means pose of holding the unit in normal position and formed on said carrier and unit providing a con alsolimiting forward movement of the carrier nection moving with said carrier and discone so that pocket 44 will be positioned for reentry of thereof. foot 50. ‘ , i . nectible to permit upward motion of the‘ re Having thus described my invention it will 50 ceiver unit when the carrier is in front position only, said connection supporting the receiver unit be seen that changes and modi?cations may be in normal position when the carrier is in the rear made therein by those skilled in the art without position thereof. 7 departing‘from the spirit and scope of the'inven 7. In a weft replenishing loom from which tion and I do not wish to be limited to the details depleted bobbins are discharged, a carrier mount herein disclosed, but what I claim is: ed on the loom for movement from a rear posi~ 1. In a weft replenishing loom from which de tion to a front position, a bobbin receiver unit pleted bobbins are discharged, a carrier having an upwardly opening pocket therein and mounted for said discharged bobbins, cooperating means on said loom so that said pocket can move back formed on said-carrier and unit providing a' wedge and forth ‘between front and rear positions, a 60 shaped foot on the unit and a pocket in the car rier formed to receive the foot by downward mo bobbin receiver unit having a foot normally, in tion of the latter, and stop means to prevent up said pocket and removable therefrom by an up ward motion of the foot when the carrier is in ward‘movement, said foot causing said pocket to rear position, said foot being movable upwardly move forwardly‘when‘ said unit is moved for out of said pocket when the carrier is in front wardly, and stop means so located as to prevent upward movement of said foot when said pocket 8. In a weft replenishing loom from which de is in the rear position thereof but permitting upward removal of the‘ foot from said pocket pleted bobbins are discharged, a ‘carrier mount-_ when the latter is in the front position thereof. ed on the 100m for movement from a rear posi tion to a front position, a bobbing receiver unit , 72. In a weft replenishing loom from which depleted bobbins are discharged, a carrier pivot for said discharged bobbins, and cooperating ally mounted on the 100m for back and forth rock means formed on said carrier and unit provid-_ ing and having an upwardly opening pocket ing a dovetail connection disconnectible by up therein normally in rear position but movable ward motion of the unit when the carrier is in; to front position when the carrier rocks forwardly, front position only, said connection supporting position. i . , 2,411,354 5 6 the unit in normal position when the carrier is in ferent position, and a bobbin receiver unit having a part normally located in said pocket when the rear position. 9. In a weft replenishing loom from which de pleted bobbins are discharged, a bobbin receiver unit, a downwardly tapering dovetail foot on said unit, a pivoted carrier for the unit having a pocket moving to front and rear position as the carrier pivots and formed oomplementarily to the foot to receive the latter by downward motion thereof relatively to the carrier, and means pre venting said foot from being movable upwardly out of said pocket when the latter is in rear po sition but permitting removal of the unit from said carrier when the pocket is in front position. 10. In a weft replenishing loom from which dep1eted,bobbins are discharged down a bobbin chute which reciprocates backwardly and for wardly along a given path, a support on the loom, a carrier pivoted on said support and hav ing an upwardly opening pocket therein moving to front and rear positions as said carrier pivots on said support, a bobbin receiver unit detachably supported on said ‘carrier and having a bobbin re ceiving mouth normally extending under said path when said pocket is in the rear position thereof but located forwardly of said path when said pocket is in the forward position thereof, said receiver unit having a part slidable into and out of said pocket in a direction having a vertical component, and stop means preventing said part from moving upwardly out of said pocket when the latter is in the rear position thereof but so located that said part can move upwardly out of said pocket when the latter is in the front posi tion thereof. 11. In a weft replenishing loom from which depleted bobbins are discharged, a carrier hav ing a pocket therein and pivoted on the loom to move said pocket to a given position and to a different position, friction means holding said 40 carrier in either said given position or said dif latter is in said different position and movable to pivot said carrier to locate said pocket in said given position, said unit being thereafter remov able from said carrier and said friction means tending to hold said carriervwith said pocket in said given position to facilitate entry of said part into said pocket. 12. In a weft replenishing ‘100m from which de pleted bobbins are discharged, a support ?xed with respect to the loom, a carrier having an up wardly opening pocket therein and pivoted on said support to move said pocket either to nor mal or abnormal position, stop means on said carrier, a bobbin receiver unit having a foot thereon normally in said pocket and removable upwardly therefrom, and a stop on said support engaging said unit to position the latter nor mally when the pocket is in normal position and engage said stop means to determine the abnor mal position of said pocket. 13. In a weft replenishing loom from which de pleted bobbins are discharged, a support ?xed with respect to the loom, a carrier having an up wardly opening pocket therein and pivoted on said support to move said pocket either to normal or abnormal position, stop means on said carrier, at bobbin receiver unit having a foot thereon nor mally in said pocket and removable upwardly therefrom, and a stop on said support engaging said unit to position the latter normally when the pocket is in normal position and engage said stop means to determine the abnormal position of said pocket, said stop overhanging said foot when the pocket is in the normal position there of to prevent removal of said foot from said pocket when the latter is in the normal posi tion thereof. GABRIEL C. BEATRICE.