DE1685904A1 - Process for cleaning fiber collecting areas in open-end spinning devices and device for carrying out the process - Google Patents

Description

Patent attorney

DrJng.R.K.Löbbecke 1685304

Berlin 37 (Zehlendorf)
New · Sh * & »ό

Each 84 dt $ 0

J δ. JLi W.

Maschinenfabrik BIKTBB A ₀ G ₀₁ , Winterthur (Schweis)

Process for cleaning waste collecting surfaces in Open-end spinning devices unu. Device for Implementation of the procedure

Tde BrfJnauns relates to a process for the cleaning of both atiiXafeehencisn alu as well as rotiuronuen FasQi'-aananeJ surfaces in open-Enti ~ Spirin device ₉ u.ie ü & v production of a stapejfaaer ^ arn »» ΐϋβη ^ η » « unü «Ιπφ ? Or to ßiircJiführ

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2IHÜE370 1 3 O BAP ORIGINAL

1685804

Ia the staple bazar spinnerJ. The processing is well-defined © Fasermatörial, as is well known, in addition to good fibers of green length »also impurities» «vie short fibers, ^ aaurtrUsu & ur» peel and leaf residue «, Staufe ₈ BaumwoXlwacha, Sohmaiae, finishing agents oaer other fatty substances»

In the case of the conventional spinning process, the "Vsrunrereinigungen moist on the sequence ctee spinning prosea""is not as effective as in the case of open-ended spinning, in which" in order to be able to introduce rotation "and the flow of water are interrupted Muaa _o The Offen-Bnö-Spianvarfahren know stationary oaer mobile, mainly rotating bevel oammolflachen "to" as in the case of luealfall in the form of Binzolt'aaorn ouor ₉ "as uiea practioch in small colored bushes to enable continuous and so uie to summarize the tape-taped Sfimaterial The high degree of volatility of the material and the considerable amount of inuiguity and / or the resultant high centrifugal forces now in many cases cause a.? a3che unu atarke?

Faaörsamniülfiaohöna reaches uie Va ^ - d = "r Ear? Uüa.lf3.äohe ao often per se -tie FaaöRbraohe _e So Caiges itself onfl by fearuigytsr BauiawoII" sa.ilß

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or thread breaks for soiling on the fiber collecting belt are to be attributed, and concern an inclination aer Spinnstöllö imposes itself, when not a quick one Decline in yarn quality in Kauf äünoraffiön weruan should ·

Particularly in the case of rotating surfaces, the impurities are concentrated on the furthest away from the rotation drum & n * fiber collecting trough and stick, depending on the processed boom material, more or less strong bia now, which removes dirt from hand awkward and time-consuming, quite apart from that, aayoBj ftass the inclination meiat © rat uann takes place , -when ctaa -spun yarn btiroits uuroh its bad appearance on'CaJUt ₀ Furthermore, when legging with factory teasers by hand from Üiiachtaamkeii; very easy Beschäuigungen to u r spinner una injuries dee staff au-tr "th _e ·

The -Erfinaung etched itself nan sum ZIeI ₉ aieae öbeletände aurch mechanization düis Bäinigungsvorganges largely ßerart fix una üie Beiniguag to ärlöiehtern and dam vöunigen, uas-s si "is carried out periodically and not waited weruün rauaaj b: t3 schloohte yarns or unwanted Disturbances in the transmission of the machine also occur. Furthermore, noble »employment & n u & r ■■ spinning device excluded and the risk of injury eliminated«, quite apart from one

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no longer left to chance or skill, enough intensive cleaning.,

The method according to the invention for trimming fiber collecting surfaces of open-end spinning devices consists in removing, inter alia, the deposited impurities and a brief, intensive, automatically initiated trimming ensures initiated ₉ & weruen the verwenueten for carrying out the traversed Beinigungsmittel weruen briefly with uer Fasersammelflache.in contact brought "the method is independent uavon applicable _e whether it is a stationary ouer rotierenue fiber collecting surface hanuölto

In the drawings, for example, there are forms of execution according to the continuation as given, Bs shows ι 1 shows a section through an open Bna spinning device Figo 2 ttea Qrunuries uerselfj

Figo 3 shows a plurality of spinning positions in a schoatic manner Display division;

Fig. 4 is an elevation of a whole open ena spinning masohiao; Fig. 5e 6 ain detail from uem drive head j

Fi ^, 7 uen section through a variant of an open-spinning device along line VII-VII of

Figure 8 _o the Qrunuriss;

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Fig «9 αβη section uureh an other embodiment an Open Enclosure Device

Figure 10 _o UEN uurch section a further variant of a spinning apparatus in the spinning position;

Figo 11 UEN Grunuriss uer in FIG _o 1Q uarge3teilten device;

FIG. 12 shows a section along the line XII-XII from FIG. 11 with a device in the cleaning position ₀

In a stationary housing 1 (FIG _o i) a uarin gelagurter rotor 2 rotates at a Faaersammelflache 3β In this weruen means eines.Einspeiserohres 4 <* ie of a drafting 4 ^ft delivered fibers in the form of a fiber ring 5 ₀ AnschlieasenU stored. How is the thread ring pulled off with a pair of fibers in the form of a claw-like yarn 6? It is true that through the take-off rollers 7p there is a contact bracket 8 that is backed up against the yarn 6, the inner space of the rotor 2, and the fiber surface 3 bufinuet; lot angesohloaeen via a central suction tube 9 to a Untardruckquelle 10 »New York Convention uer in the interior of the rotor 2 aea hsrrschenue vacuum for uie feed uer fibers masageblich _o The rotation obtained Uö.r rotor 2 via a Abhebeor with a ^ to 11 (Figc.2) veraehenan Tangenfcialriomcn 12, uer ijezoichnot in Figure "1 New York Convention in abgöhoLener from the whorl 13 position _e Bine

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Into the inside of the rotor reaching, in counter-rotation inside the fiber collecting surface 3 act tangentially Nozzle 14 is built into the cover 15 and connected to a compressed air source (not shown) The contact bracket 8 is designed together with the contact 16 as a switch and with a relay B (Fig 2) connected * that on the other hand each have a magnetic coupling ES ₁ uno. M ₂ for interrupting the drive of the outer take-off rollers 7 or ", the outer feeder rollers 17 controls and actuates a pull magnet ML connected to the RiesiynabhöbGorgan 11", JUaQ relay R is also tsin time switch Z and

a length metering MZ Zugcorunet device works as follows: If a Fadon break occurs in rotor 2 ₉ 3o the contact bracket goes upwards unu achlieast uen contact 16 “Dao Beiais 16 responds and applies the delivery rollers 17 3owie uie take-off rollers 7 uuroh disengaging uer Magnat clutches M. izrji ^ 2 stili. ^ Now uer hosts ?. 13 from Zugma £ n «t * m M concert, * r ua3 Abhöbeorgan 11 itimen from the driving 2angöntiaXi ^T gntrönnt 12, UNU from with U Abhöbeorgan 11 verbuii« i $ n <* - n ₉ now dan whorl 13 applied Breinahabel \ 8 Stl'Algeiaefczio- Through the simultaneously actuated electrovalve 19, a flow of air blows at high speed against the direction of travel on the fa3eraamGi'l surface 3, so that we fall at high speed

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High speed of the botore 2nd surface "3 cleaned of adhering * Sohmuta o Because the negative pressure in the suction pipe 9 continues to work" the detached Sohmuta leaves the Botor 3 via the suction device 9 <> With the start of external cleaning, the timer Z starts "Ha oh a given time t _B represents uleser About Relais B una SIeJc tr oventil uiβ supply of compressed air from New York Convention caused a starting _s uer is taking place in the reverse sequence as the parking "While uer expensive the Anfatevörganges is! uer contact 16 aes Kontaktfeägels 8 im'Btiiai" interrupted "kick No Fauenbrucfe a »so IwItot according to a predetermined ₉ adjustable (3arnprou.u.u®r Sässenzähler MZ uiβ legging automatically .-» in · Bs it is clear that it is with Fauenbruoh with advantage al® Sckatung by length counter 8 to zero takes place ₉ um picht again a Beinigungszyklus prematurely initiated zm setzeßc & $ r üäsigenzähler MZ may also apply to an entire group of Spijmet @ cases B geneinsaoi provided wöruön _o The balata B of a plurality of Sp Place S, shown in Figo 3 as circles, are connected in parallel to a quantity counter UZ. All spinning positions S are now set according to a predetermined value on the length counter MZ according to Frouuktlon

Amount of yarn and the corresponding previously known ¥ ercnmutsung9-degree of the rotors jointly cleaned event now occurs

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on one of these spinning parts S, a fracture is about to occur

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Oar npr ouuk ti on uie einges on the Längensähler M & informed "ao has reached Μ · β-ge sets" i * automatically unlocked purification: speaking the example given in Figure "1 and 2. Example at that spinning station a, d _o h ₆ Cleaning is not carried out on all Spinnst "Ilen S together"'

Sin something andoro's principle is "realized / which is explained in Fig. 4" 5 and 6 ieto The Relnigungazyklue can be chosen under certain preconditions so that with the conclusion αββ structures outside over the outside spinning devices. wound bobbins 21 coincide, with all of the machinings 22 already gassed off, it is now proposed, shortly before the machine is switched off, on a much coarser yarn count while the yarn twist remains the same waitgwhoncl abgöscheuört UNU eingesponnan and Oas sntstanuene waste yarn ale äuessrote turns _β wound on uie finished coils 21 so that si © later! close again can be uieaen away "Hiergu Wiru on Maschinönantriöbekopf 23 (Figo4) a Umschalthöbel 24 is provided _for the two Stallungen- R (Cleaning) and R "(normal operation -) - 4 & imehmt * n can * ^ ae inside the drive head it 'can be seen from' Fig. 5 and" 6 as far as necessary »but the control lever 24 is rigid

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BAD ORtGfNAi

connected to a slotted arm 25, "the over" Inta driver 26 on a piston rod 27 this moves o Bas one end is connected to a fire 28 * ₉ while the other is placed on a brake band 29 o At the anuarial end © of the piston rod 27 is seated in a ÖXzylinder current damping piston 31 "of a si during downward movement oh opening valve 32 contains <> Di dee ₀ beidenBnaen cylinder are connected mlteinanuer via an adjustable throttle location 33." The brake band 29 is placed on an internally toothed outer ring 34 of an epicyclic gear 35 ο this is driven by a drive shaft 36 via uie two planet gears 37 "which are in engagement on the one hand with the internal toothing of the outer ring and on the other hand with the externally toothed spur gear 38 outer shaft" 39 The tooth coupling half 40 is rigidly connected to a epicyclic gear outer ring 34 and rotates freely on the outer shaft 39. The second tooth coupling half 41, because of the pressure exerted by fire 42 in engagement with the first, is slidably seated but firmly on the shaft 39 and is accomplished by the feed roller drive and the individual spinning devices 20. The switch operated by the arm 25 is used to interrupt the power supply Main drive motor 44 of the Maachinu "If the lever 24 is now pressed into the cleaning position g" (Fig. 6), the piston 31 * is quickly lowered into the out-of-position position, wouuroh uio

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28 and the Bieoen 29 are excited. The ring 34 is immediately braked to a standstill, and the shaft 39 begins to rotate faster in the same direction of rotation, which also pushes the second coupling half 41 to the left Aem transmission ratio ues epicyclic gear increases, and the desired coarser yarn count is created permanently. When folding the lever 24 usa Wiru simultaneously uer switch 43 _v aer aen main motor 44 is operated shut off _f so that only a short length of outlet contaminated coarse waste yarn is ent uno also the dirt can now slowly weruen running "ndex- Fas ^ rsammeXfXäeheeingesponnen at. Upon release üea H "bels 24 flieset the located in the upper part of the cylinder * oil slowly wieuer uurbh the ^ rosselsttille in uie lower half of the Zylinuers back piston moves slowly upward _v aie spring relaxes sichρ ünu aas Brömsbai-a 29 outputs u The outer ring 34 is free again, which means that it is switched to the normal yarn number for restart

In persistent FälXen ₈ »Β" ε bai the processing of fibers with vurachi ^ UEN ^ r lubricant ouer Schmals · are stronger Beinigungsmitfc & l necessary in Vuruin with Einum effective Verfahran ,, So aöigt> n prop _c 7 una 8 is a Boinigunge device for aia Lying on the inner surface of a rotor 45, a fiber-collecting flap 46, at which the view from one in the cover 47 entered the interior of the rotor.

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«AD ORIGINAL

Brush 48 on fiber collecting surface 46 is detached in order to support this detachment; ** he brush 48 is designed as a tube 50 provided with injection fittings 49 at the front. £ ie to dial eingeapritssta Belnigungslösung wirα as needed .dem processed material adapted "It may consist of emulsions with a plurality of components and also mild abrasive anthalten _P which uie. cleaning «The effect of the brush is significantly supported. Solvents can be purely physical as well as non-organic or combined

In represents geseichneten in Figure "7 Arbeitsstellungwira üie Fasersansnelflache 46 uuroh uiβ bristles" ^ brush 48 i® brushed ο This "bristles do not u too worn oüer canceled werüen ₀ ctaxf üie Anst" not too close Settin g _s done unu to uiesem purpose is a Änsohlagbolzen provided uer "in too deep in Binuringen u @ r brush in UEN Bot or in preventing" back is uaa drilling 50 provided with a collar 52 ₉ uer uient simultaneously as a piston area for unaAnaohlag uie Bückatellfoüer 53rd i'ie lUhrungsbohrung 54 for the drill 50 at the rear has a hose connection 55 for imports · uer under £ jerk stehenvien Beinigungslösung, Dar fiber feeding channel 56 is offset from Uer BürstenfUhrungsbohrung 54. ₀ I> Le automatic cleaning will now be described wl @

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An Hantt from Fig. ₁ , 9 in front of you: Through contact there would be from one to a certain running time, number of Botor rotations or amount of yarn *? The counter value set 57 is reduced or rapid braking is initiated. The size of this counter value depends on increasingly soiling, the still permissible running time at which the quality can no longer be tolerated. If the speed has now sunk low enough, the fibers that remain in the bot or are removed through the hollow tube 58 in the suction duct 59 and the fiber collector because the - centrifugal force "no longer leads to a deposit on <& @ r Samia oil surface of the rotor _a Afterwards he speaks & the speed monitor 61 to and switches over the control unit 62 uie suction to the dirt collector 63 in the »JetBfe-öfijiefaao control unit 62 aa3 electro valve 64» uae-compressed air over the injector 65 in uie detergent line 66 © Inbläet and at the same time, if necessary, hot cleaning solution from the auxiliary tank 68, which can be heated with a spiral, a hot spray mist passes through connection 55 into the office and occurs ... on ^ To put u & n dirt-iamlsr 63 under pressure "'is" ine - air and liquid coolant. Pump 69 angöachlogs "n _s what." Ui "v" rbrauchte

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Solution and exhaust air are conveyed into a recuperation tank 70 "The place is to separate the air ₉ cleaning agents and dirt, and the cleaning solution can be transferred to the reserve tank 68 after it has been processed as you would." Is the cleaning finished? ao switches the control device 62 equipped with a time relay and the compressed air Iibur uaa Blektroventll 64 again off and the fire 53 expands and exerts the brush 4Θ again in the cover 47

Instead of the sliding guide for ate brush could also a fur bellows forward ventilation finuen una instead of the BUrate Even a paring knife will cut a scratching surface or a rotating one The attachment device triggers its rotational movement from contact with the barrel collecting oil area itself can receive »

JDiβ AuafUhrungaform gömäsa Figo 10 has in addition to the Liöferwalzen? 1 Ulnes Strack work a geate! Solid "is örweitörnües Einspeisarohr 72 UNU a separata ₉ conical with a downwardly narrowing *, provided in the operating stationary Siab 73 Spinnkamraer 74" uie with a suction nozzle 75 rigidly connected, pivotably supported on the frame 76 ο Bor Endfianaoh 77 can be dewatered in the two bundle positions with a suction tube 78 or with compressed air tube 79, ^ as drill 78 leads to a depression (not shown) unu

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maintains the negative pressure in a spinning chamber 74 during spinning ο Below the spinning chamber 74 there is an air element 80 and a pair of take-off rollers St, followed by a yarn winding point consisting of a bobbin 82 and drive roller 83, at the same height as the feed pipe, but laterally offset Now a circulation system made up of two channels 84 # 85 'has a channel 85 at the level of the bin feeder tube mouth a muzzle flange 86 and channel 84 a flange 87 ° attached to the top of the spinning chamber outlet. AAEE uie spinning chamber 74 by dashed lines in Fig uie in _o 11 uurch pivoting of Eohre3 75 drawn lag © can be inserted zwiachünhiiieln (vglο Figure "12). Now also as tube 75 with flange 77, pivoted by traversing rod 88 placed lengthways through the machine, this rests against us "33 air-carrying I ^ anal 79". It goes without saying that the suction and pressure channels 78, 84 and 85 are created by turning over the valves 89, 90, 91 in the above Qingä built% i

corresponding to the respective position of the spinning chamber 74 About a linkage (not gwzaigt) in uie with the position of the Spinnkamffier functionally matched the new position.

The ancestor now includes the following steps!

In Rormalbdtriüb there was never Meförwalssn 71

209 »B3> öi3ö

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Fibers into the bin feed pipe 72 and from below to tea Conical Si ob under influence u © s under reck © s in uer.

Spinning chamber 74 aingespeiet "In the lower spit se ties sieves 73 we get aas u © n ^ rallgöb © r 80 in botati on yarn displaced from the spinning chamber 74 and further down ~. Our intake box 82 sugöfUfert _o lias © ffene Sarnencte spins "uurch Abroller im- Siafe T ^ 'fcoatiixnles'.S.lcih ®1θ fed-, fed- fibers a tin« * ", cleans aamit. "I" to su of one thing is certain © gi 0raue ssljbst * laela © lss © r Laxafzeit proves sicfe -jöuoe ^ 4ö ^ afcfsrssig firmly aaaaftenuer

Residues -tr'otzuem as: 'un®®gäiigli @ feo. .

The Omsehaltui ^ by H @ gmlbötF & @ te _p Vil® ia f4g _o 10 shown on Beinig ^ sig (Sig _e , 11 ma ^ 12) - g@sö!iiefe.t öureh pivoting movement .. «ier" SpinrJfesiB®®? I & s «I © Äsfes® in Mail, ichtung (Figo H) ₉ uie" üörcfc ü £ © ^ © iofegsitig © ine: l @ iarzahl von Spinnkopf en "beui @ nenue Staag © 88 g®sehi © & .t nm <& naeh Uea shut down aer Speis@salsen.71 in "aigufeeliPfee ^ BÄtung against" uem Hormalbötri ^ b. Compressed air with open at the f «ntil 90 from channel 75 through the" sieve "" 75 to the aurehtArUekt from the "* i #

among other things by detached Sehmut st ^ i loh ©!?, according to © b © a in channel 85 Glöichzwitig sucked off compressed air also flows over the air flow from channel 84 axial u-ureh ■ tfae §i®te 73 «. '

Of course @s can be lowered _α instead of compressed air to be pressed through the spinning casua? ui @ Eöinlgöng ait increased vacuum on the suction side gu bi £ 8treit @ n ₉ is & uem s _e B _o the suction fan uurch -MrehssahXerhölmsag ^ i ^ ®a strong on »

aruok erseugtc ' Aasprüohet

...... _: . . 209853/0130 .; -W-

Claims (1)

A η a ρ r ϋ ο ha ί
# ■ * »##» ** »*» »## ** ## * Io method for cleaning van fasöroaniiaelflächen in Open-Enö-Spinnvorrichtun ^ en, u u u r c h e k e η n ~ zei'ohnet '.ua-es-uie deposited inner purity cm uureh a short-term, intense® ^ automatic dingoXeltete torment removed werueno 2ο method according to claim 1 ₅ uauurchgs characterizes, _s class marks a cleaning also böi Fauenbruoh eiDgelöitet wirä _o 3 «- ancestors after Ana pruoh 1, uauurah g Q> lt.e display η et ₉ « as »uiö ruiniguns öurch einsn Pre3alufti3troia happens» 4o Verfahrun after Anöpruch 1, "au u RChG. Ö k e ß as" I η β tj uasa u-ie kursÄoitig effective "" Do ~ nigung ciuroh kursaöitigea intfchaniachea scouring ο he Sa now eloberfläche uurchg ^ leads wirü _c 5 ο method according to claim 4 _? ^ a uur-oh- ^ e- k ö η η a ta ich η α tg da as at the same time as cism on the course side. Scrubbing a BüinigungoRiittal öingöfUhrt wiro. _O 6 ο method according to Anapruch 5 * «α <iur ο fe g © ■ -i ^r a η η a β ic; h η et, uacta als Rüinigungeiaittel äi.n phyaikalisbhea un'j / oüer cheiciachee LcioungeaiittyX Tor- We u", . - .17 - 209 863/0130. BADORiGtNAt. 7 ο Method according to claim 5 _f <* auurch g® ~ ke η η ζ calibrated η υ t, as aas leg guiigsmittel ^ contained brasiv particles 8o method according to claim! "Uauurch ge" denotes "uass" ie Beinigmsg kwr® in front of Srrai-, chan eggs at most on a receiving opule au wIn "A @ saci © g uuroh spinning U98 dirt into a © .istram coarse number is done by us " 9 ο Yerfaliren according to claim 8, uauureh g® label chnet ₉ üaas sur Brzouguiig u @ r ©>: ts ° © fa rough number uie 31n3peiaung while «u« g Äbet @ il @ 33S strongly increased weu _ö TOp method according Aaapruch S -uau 9r ^ auu '-rc gekennzei ch η ® t _p UASs 4§ extremely until Stt llstanä erseugt New York Convention as äissaerst Lag © © aufgöwunuen on "-1® Aufnahmeapule wira _e 11 ο method according to claim 3 " ^u " a k θ η η 3 θ 1 chn "fe ₉ uaas uer
renusr Fassrsaamölfläoh® in «i @ ru @ r isaufriehfettiig © berfläüh © eatgeiiengesetstöB-aiohturig eel ui © se gsriaklst lat 12o ^ er-fahröii aieh "© n Änaprüehea S- - Si ₀ ^ s« aue ³ ö gtkdnazsi oh β α & ₉ «as © ^ ie Beiaigus ^ g ia © lisas * 209863 / 0Ί30 - 13 * Process according to our claims ί - ti »α a uurch gekennsei leveled, uass« -la generated yarn length is registered and after reaching a predetermined »length" the cleaning is initiated _o 14ο method according to our claims 1-11, uauuroh marked without fc ₉ uass uia total number of revolutions uer Faaaraaininölflache rugiatritiert and after reaching a certain number uie inclination is initiated. 15 »Method according to claim 3» ^ aaurch gekennzöi Chnetp «aas uie inclination uuroh one Go through the waste collection area with the airflow happens " 16 "Method according to Anapruoh I ₉ 5 unt * 15, ^α a α urc te gekennzeichnu t _ß uaee ^ i" inclination cdt one "zasätsliöh axially unu central uurch ^ i θ fiber aanuaelf la eil® oin ^ performed air flow g ^ 8cki» hto 1Tc Verfaliran Bach üen claims 2 _# 15 ua * & 14 »α s« α urchga Iu nns β ί fih ne t, aas 3 bei br ^ iek ^ i © Bogisferl ^ rwag from n & u®m. with zero bögiant " Ί & ψ "procedure siaeh uaa ÄnsiirUchsii 2 ^ 13 wäö 14 ₈ öä our eh s @ & önr-s @ ißfe, n @ t _s ua © 9 both b @ i. Fs« © Hbruch and b © i reaching rjia @ r Frouiäkt ;! on uuroh BogiatrieruBg ui @ SoinigHKig l? p © igsil © eiBg »löife © t ffiruj, ^ a © laterally earlier © latt-ltfe« »63/0130 19o procedure according to aen speeches 2, 13 and 14, aauur ο h marked, uaaa in the earlier entry of elnas JSauenbruehea old following? Cleaning cüe registration starts over from scratch « 20p Device for carrying out uea procedures according to claims 1 - 1.9-f ^ü -a ^u urch characterized, uaaa © in Esjinigungaaiittel with a laser collecting surface we «i _o 21 ο device according to claim 20 _p u. A'u ur ο hg β k β η η ζ 6 ic Ii η β t that a ratraktllea Beinigussge with over FaaörsairJaulfläche brought in Burührussg 22 ο device according to claim 2t _f uauur eh. Gik 6 η η ζ ö lehn β t _e & aüs ^ ai i * etraktile EleiDent a brush is β. " Device according to claim 20, and also ο Ii ga ~ characterize fc ₉ üase uas inclination-sioittel eiii on “the fiber saraniilf lache ou -ftref the air or liquid ο-jet is. 24 c Device according to claim 20 »uauurchg β indicates, tiaaa üas cleaning agent on i * aölbat previously jubil ^ et »Easerinasse i3t ₀ - 20th ^209853/0130 - BADOB.Q.NAL γ; "'■' _" '- .; -20-- ■ ■. ■ r- 25, device according to claims 20 and 21 - 24 _t u also ken nzei.chne t, uase "ae cleaning agent of a sensor which responds to a long thread breakage in Qanggeeetsst vtiru", 26, device according to uen claims 20 - 24t ^ a- * uur ο h s e ken η ζ β i ο h η α t, uaes uas inclination means set in motion by a yarn length / speed outer time counter Äira ", 27 Device according to claims 20-26, including -uu rc h ge k β η η ζ β ic h net, uass uigt feed and take-off roller boi initiation of cleaning are stopped 28. Device according to UEN are aimed at 20 - 27, Wiru interrupted u a'- ■ uurch geke η η ζ β ic h η et, UASs with rotating Fasersamiaelflache ^ older drive in introducing uer cleaning _o 29β Device according to claims 20 - 28 »among other things -uur ο hge ke nnzeichne t ₉ uas with rotating fiber collecting surface uieae with forwarding uar cleaning is braked« - · 50 · Device according to claim 20, u a u r o ti markedj, uass a suction device for uiβ fiber collecting area is provided. su *> 209853/0130 31 · Device according to claim 30, uauur oh gekennzei ch ή et, uasa uie suction uuroh a speed monitor switched on at a reduced speed 32ο The device according to claim 30 »uauur ο h ge ke η η ζ e I η e t ₉ uass uie suction to take up a suction means to absorb a collector wiru _o 33 ö Device according to claim 24 »", a u u raw ge indicates uass for the production of a fiber mass Ui β speed aar Spelsewalzen through a grandma e-holding gear is increased ο . 34 »apparatus of claim 33" ^α A u urchge indicates UAAs uas Umschaltgötriebe after standstill a & r machine: again automatically in Normal be gear position zuriickgcbracht Wiru _o 35 ο Method according to claim 1 , u a.-ti ii r cb gek e η η a- β i η e tp * uas3 ui * cleaning after reaching a degree of soiling, eggs which can no longer be maintained oarn quality, - initiated we _o 209853/0130