US919464A - Picker-stick check for looms. - Google Patents

Description

A. E, RHOADBS. PICKER STICK GBEOK FOB. LOOMS.

APPLIUATION FILED 1120.1,19015y Patented Apr. ,27, v1909.

E; f' MNSSGEUSETTS,

To all whom 'it may concern Be it known that Lrknoivzo ll. .l-noADiis, a citizen of the' United States, 'residing at Hopedale, county of lVorcester, and State :Snecicatio'n ol.' Letzt-exis Patent.

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picker-stick to be oscillatedi'therehy, and the fc'oiiiiiuviy Patented Apn'l 2'?, 1909. Y

Appiieaioa filed December 1, 1908. 'seria1No.465,55o.

. i v other .iiiember is held from movement on the outward strokeof the stick so that the fric@ tion created by movement of VAoiie'i'iiei'nht-ir i of l\-Iassachusetts,haveinvented an Improvel' against the other will check orV retard tlie'o ment in PickenStickChecks for Looms, of movement of the picker-stick'. ,On the iii-l which fthe following description, in' con- -wardstroke of the latter both,y iiieirihers' nection with the accompanying drawing, is a move,` so that there is iioretardiiig action" specification, like characters on the drawing exerted upon the stickto interfere `witlifts representing like parts.v proper cooperation witlithe shuttle 'l '65 This invention has for its object thepro- In the present eiiibodiifnent ofm'y iiivenduction `of a novel and "very simple device tion I have shown the stand D provided' with for checking the movement, of the pickera` rigidly attached arm having'loranches `1 stick of a looiii dueto the impact, of an iiiand 2, and upon said branches 'the'cheekiji coming shuttle upon the picker. members are pivotally mounted at'` 3 'andi-lit, 70 When theshuttle enters theshuttle-hox and the member 5 being` preferably.ma'defais a r A .strikes-the picker the picker-stick is thrown casting having "af convekace AG" and -"a` dfe;` outward, and suoli movement must be pending tail 7, .angular movement' of said checked, but thechecking' action must be ef' member being limited by"`a` latrall'liigfor v fecteldinsuchaii'iaiiiier tliatwlienthe pickerstop 8 on the branch l. -The'men'iber l5 is 75 stick is moved inward to pick the shuttle resting on said rstop in Fig." l,y and finanifrom 'the box movement of the picker-stick festly is thereby held stationary-against any iijiust notloe impeded. My present invention force tending to depress it; wliileitisffree fulfils these requirements, and while very to rise' until the tail hits thcstop 8. =The f simple in coiistruct-ioiiland opera-tion it is opposed checking;l meiiibei'A 9,l also madeasaso casting and pivotally mouiited'at gli on-the surfaced with leather or other suitable :fricvtion-producinlr material, theconvex'ifaces of-'I following claims., he two members ybeing in substantiallyftan-B Figure l i*is a. front' elevation of; al suiiigei'itial eiigageiiieii'twith'each other-."- 'Sa1d .cient portion of the picker-stick motion of a engaging' or friction faces are ypractically loom to beluiiderstood, with my invention circular ,arcs struck'from the respective ceuapplied thereto, the checking means being tei-sof the two members 5 and 9, tlieradius shown iii readiness to check further outward of the face l0 being the long r, and said face 90 movement of the `pickcr stick. Fifi'. 2 is a, is also made of greater leng .h than tliefa'ce.. detail in front elevation of the hecking 6, `as shown. .-tn u turned arm -11 .on thev means, but as the saine appears on the in member .9 is pivoti ly connected with the ward or operative stroke of the picker-stick. picker-stick by a link l2 whichI isthreaded i In Fig, l the loom-side A, the picker-stick to screw. into a socket 13 l'jointed to the 95 B, broken off atits upper end and having picker-stick, Fig. 1, whereby the leriggtlbi1 attacliedto its lower end the shoe C resting,r thelink can be adjusted -as may be necessary. and rocking upon the stand D; the lay The operation ofthe checking means willl rockershaft E on the outer end of which the loe obvious, when the impact of the shuttle stand is fxedly included; the spring-barrel swings outward the picker-stick in the 'direc- 100 F and strap G connecting' it with the lower tion of the arrow, F 1,: the niemhent) will end of the pickenstick, and the lug-strap H he swung downward on its -pivot' 4 aid the. connecting the stick with the pick-motion, face 10 will rub over thestationary iace 6 (part-ln shown at I.) may he and are allof ot the meiuliertheld from movement hv the well-known or usual construction and operstopA 8, the friction created'by the rubbing `105 ate in a manner familiar tothose skilled in The checking means 'comprises two angu- `l'arly movable members in frictiona'l engage-4 ment, one 'member being connected with the as thel member 5 is free to lrise it lwillb@ 110 swung 111)"vard',;See Fig. 2', by .Contact With;

` member '9,y with praeticallyno resistance,

- and as the upward Usvvingof said memberlcontinr'ies' its face 10V is disengaged "from the 'face of the men'iber', theltter dropping y by gravity ,onto the'stop 8 1n read'messI for lthe next checking action upon the`-pickerl stick.

Various .changes or modifications may bel made by those skilled 111 the art Without departing from the spirit and scope of my inhereto.

vention as set forth inv the claims annexed i lflaving'fnlly described vmy invention, what I desiregto secure by Letters vPatent is A 4'1., The combination, with the picker-stick of a loom,l and a support upon which it'is mounted to rock, of two pivotally mounted @hooking -membersI in4 substantially ta ngenl.tial engageirienhn Vconnection between one of said-members and the plcker-stick to rock said member when the pickerestiek swings `1n andont, .and means to hold the other checking member stationary' on the outward stroke o'f thepicker-sticht() check the .lat-ter yby or through-frictional engagement' ofthe relatively moving checkingmembers,

i' The -combination7 wlth the swinging' picker-Stick of a' loom, of opposed checking- -membere pivotally mounted with ,their axes parallel and havingl convex faces. adapted t0 ,rub one against the other, means to. rockv '-one. member by vmovement of the pickerv' stick, and means to hold the other member stationary on the outward' stroke of the f picker-stick, to check the latter .by the friction due to relative moven'ientofy'the checking lmembersl 3. The combinatiom :in a loom, of a swing ing picker-stick opposed and separately pivoted checking members having convex faces in. rubbinrgl engagement with each other,

other lcheolizing member to rook on the intional engagement between the' checkingmembers, inward movementof the plcke'r- 'checking member.

fot' two 'subcl'ibmg"Witnesses. l RI-IOADES.

1' o means to rock one member bymovement'fof the ypicker-stick, and niean'tofpermit the ward stroke, and to' hold it' Stationary on the outward stroke of the 'piokereti'ck,` whereby thev lattcr,1s checked on its outward stroke byy friotiona1- engagement 'of 'the checking l members with eachv other".

4. In a loom, in .combmation2 a lswinging picker-stick, twoopposed checkin members having; convex faces insubsta'ntia y tan en-' tial engagement, parallel' and relatively- Xed 55 pivots onwhic-h said members are mounted to rock, va connection between ,onev member and the picker-stick, to rock Sa'id member, andnieansjto prevent rocking movement of the 'othermember Whenthe pickerfstqick is moved outward, tov cheek the stick by fric#y stick causing the conneetecLclecking membei-to firstmore and. then lrelease'the other' 5, The .combmationfvvith the picker-stick of il 100.111i of two friotionallyengag'ing, angularly-movablecheelnng members, a 'oonneetion between the picker-stmk and one of y Said members to oscllate it as the picker-l cb'cokng member on the outward stroke, of the polieiwstick and to permit angulaimovement of such rrember by engagement with the' other member on the' inwardstroke of In testimony whereof," I have signedfmy name to this 'speoioatom inthe presence llVitnesses: y

Gno. W. BAssE'r'r, Ermunu) DANA Oseoo

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