US3768244A - Ring rail lifting apparatus for spinning machinery - Google Patents

Ring rail lifting apparatus for spinning machinery Download PDF

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Publication number
US3768244A
US3768244A US00210821A US3768244DA US3768244A US 3768244 A US3768244 A US 3768244A US 00210821 A US00210821 A US 00210821A US 3768244D A US3768244D A US 3768244DA US 3768244 A US3768244 A US 3768244A
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Prior art keywords
ring rail
pulse motor
pulses
shaft
displacement
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Expired - Lifetime
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US00210821A
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English (en)
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S Yasutomi
S Takahashi
K Nerio
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Nihon Spindle Manufacturing Co Ltd
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Nihon Spindle Manufacturing Co Ltd
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    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
    • D01H1/14—Details
    • D01H1/36—Package-shaping arrangements, e.g. building motions, e.g. control for the traversing stroke of ring rails; Stopping ring rails in a predetermined position

Definitions

  • ABSTRACT A ring rail lifting apparatus for spinning machinery, including a pulse generating device for generating pulses according to the rotation speed of the frame motor of a spinning machine without receiving power from the frame, and a pulse motor operated by the pulses supplied from said pulse generating device.
  • the driving mechanism operated by said pulse motor is arranged so as to give vertical motion to the ring rail, and this motion is controlled by an interlocking device interlocked with the ring rail.
  • the present invention relates to an apparatus for use in spinning machinery such as spinning frames, twisting machines, and the like, in which, for the purpose of forming the spun thread on the bobbin into a shape suitable for easy rewinding in the next process, automatic vertical motion is given to the ring rail which supports the ring.
  • the ring rail is vertically displaced over a predetermined amplitude by a lifting lever and a heart-shaped cam which is rotated by a tin roller mounted on the machine frame.
  • a shaper gear is rotated sequentially at each traverse of the ring rail to wind up a chain linked with the ring rail, to apply a traverse motion to the ring rail.
  • the winding position on the bobbin is raised in a stepless manner to form the thread into a cop or cone shape.
  • the present invention provides a ring rail lifting apparatus for spinning machinery, including a pulse generating device for generating pulses according to the rotation speed of a frame motor of a spinning machine without receiving power from the frame and a pulse motor operated by the pulses supplied from said pulse generating device.
  • the driving mechanism operated by said pulse motor is arranged so as to give vertical motion to the ring rail and this motion is controlled by a feedback device interlocked with the ring rail.
  • an object of the present invention is to eliminate the foregoing disadvantages of the prior art by providing a simple arrangement for producing easy and accurate vertical motion of the ring rail.
  • Another object of the present invention is to provide an apparatus having simplified mechanism and maintenance procedures for the control of the vertical or building motion of the ring rail, so that the cop shape is easily changed for producing cops of shapes suitable for any desired application, such as fine spinning, twisting or the like.
  • Another object of the present invention is to provide a device capable of reversing the vertical motion of the ring rail at a high speed in the traverse motion and permitting smooth and accurate quick return action and formation of a desirable thread shape of the cop.
  • Still another object of the invention is to provide an inexpensive device in which the joggling operation, building motion and other cop-forming processes are automatically carried out, so that productivity is markedly increased and full automatic operation can be realized.
  • FIG. 1 is a partially schematic side elevational view of the ring raising apparatus according to the invention
  • FIG. 2 is a circuit diagram of the apparatus of FIG.
  • FIG. 3 is an enlarged perspective view of the transmission device of the apparatus of FIG. 1;
  • FIG. 4 is an enlarged sectional side elevational view of the driving mechanism of the apparatus of FIG. 1;
  • FIG. 5 is an enlarged sectional side elevational view of the detecting mechanism of the apparatus of FIG. 1;
  • FIG. 6 is a sectional view taken along lines I--I of FIG. 5;
  • FIG. 7 is a circuit diagram of a pulse transmitting operation circuit according to the invention.
  • FIG. 8 is a circuit diagram of the pulse transmitting circuit according to the invention.
  • FIG. 9 is a circuit diagram of the stopping circuit for stopping the fully packed cop.
  • FIG. 10 is a graphical diagram showing the relationship between the ring rail displacement and time.
  • the ring rail raising apparatus depicted includes a device 1 for generating timing pulses in response to .the number of revolutions of a front roller on the machine frame.
  • a pulse motor 2 operated by the pulses transmitted from said pulse generating device operates a driving mechanism 4 to lift or lower a ring rail 3.
  • a detecting mechanism 5 is rotated in response to the displacement of said ring rail for controlling the vertical motion of said ring rail. Said detecting mechanism is provided with M,, M M and M for detecting the position of said ring rail during such vertical motion.
  • a memory device C is provided for measuring andstoring a number of pulses during the upward displacement of said ring rail, said memory device being provided with means for automatically reversing driving mechanism 4 from the upward ring rail driving direction to the downward ring rail driving direction when a predetermined number of said pulses is counted during said upward displacement.
  • the pulse generating device 1 which controls the vertical motion of ring rail 3 is provided with a rotating disk 6 as more particularly shown in FIG. 2.
  • Said rotating disk serves as a transmitter and is connected to a front roller 61 of the spinning machine.
  • Said transmitting disc is provided with a plurality of circumferentially spaced transparent portions, preferably in the form of through holes, and is located between a light source 7 and a light-receiving pickup 8.
  • Said pickup generates one electrical pulse for each light pulse transmitted through disc 6 from light source 7 and, includes an amplifier for amplifying said pulse.
  • Pulse motor 2 is rotated in a forward or reverse direction in response to the number of pulses so transmitted.
  • a multi-pulse generating device 9 is associated with pulse generating device 1 for generating a high speed pulse without regard to the rate of rotation of the main spinning machine.
  • Pulse motor 2 is provided, in its input circuit, with two switching holding devices K, and K having contacts F,, and F and F and F respectively for the selective rotation of said pulse motor in the forward or reverse direction.
  • Said input circuit is also provided with relay contacts RY of switching relay RY, (FIG. 8) and relay contacts RY of switching relay RY (FIG. 9).
  • Said relay contacts control the selective connection of multi-pulse generating device 9 to pulse motor 2.
  • Pickup 8 is connected directly to one of the contacts F,, of holding device K, and is further connected to a frequency converter 10, which in this embodiment is adapted to generate one pulse for each two input pulses applied thereto. Said frequency converter is connected to the contact F of holding device K,.
  • pickup 8 is connected to a counter C, which serves as a memory device operated by a detecting mechanism 5.
  • the arrangement according to the invention includes a fluid pressure servo-mechanism 4 located intermediate pulse motor 2 and ring rail 3 for driving said ring rail in the vertical displacement thereof.
  • the driving mechanism consists of a gear wheel 13 engaged with a pinion 11 mounted on rotating shaft 12 of pulse motor 2.
  • a valve shaft 14 of servo coupler 16 is coupled to gear 13.
  • a coupler 17 is screwed to the other valve shaft of said servo valve.
  • a rotary shaft 18 is coupled with coupler 17.
  • a rotary shaft 20, forming a part of transmitting mechanism 21 transmits the vertical motion of the ring rail 3, in a manner to be described below, through an accelerating or decelerating mechanism 19 consisting of a group of gears.
  • Servo valve 16 is connected through hydraulic circuits 32 and 32' to a hydraulic cylinder 22 which serves as a driving source for lifting ring rail 3.
  • a pipe 35 (FIGS. 3 and 4) couples hydraulic cylinder 22 to a pump 34 in an oil tank 33 of a hydraulic operational system, through servo valve 16, and hydraulic circuits 32 and 32.
  • Transmitting mechanism 21 is provided with a belt having a poker rod 23 connected thereto by means of a connecting bar 24.
  • Belt 25 and connecting bar 24 may be directly connected with each other, or indirectly connected to a movable media.
  • Poker rod 23 is connected with ring rail 3 as will be more completely described below.
  • Belt 25 is supported on pulleys 26 and 27, pulley 26 being mounted on rotary shaft 20 for transmitting the vertical motion of ring rail 3 to said shaft.
  • the feedback action is produced by a drum 30 mounted on a rotary shaft 29 and coupled to a lever 28.
  • Lever 28 engages poker rod 23 for the displacement thereof, while drum 30 is wound with a rope 31, which may take the form of a chain, tape or wire, said rope being connected to the piston of hydraulic cylinder 22.
  • Detecting mechanism 5 is so constructed that it moves in accordance with the vertical motion of ring rail 3.
  • Said detecting mechanism is provided with contacts M,, M M and M for switching the pulse motor at each stage of the cop winding motion, thereby permitting the successive rise of ring rail 3 accompanied with the formation of the cop bottom.
  • a pulley 38 is engaged by belt 25 of transmission mechanism 21 and is mounted on a main shaft 40 of detecting mechanism 5.
  • a disc 39 is mounted on said main shaft and is resiliently provided with rotary arms 41 and 42 which serve as movable contacts. Fixed contact points M, and M are circumferentially spaced in the path of moving arms 41 and 42.
  • the circumferential spacing between fixed contact points M, and M corresponds to the distance of the traverse of ring rail 3. This distance is represented by the distance bb-bb, and the distance b-bb in FIG. 10. Arm 41 revolves with the rising of ring rail 3 and comes into contact with contact M, and remains there. During this time, an electrical signal is generated while disc 39 is revolved a distance corresponding to the base displacement amount between adjacent chases, which corresponds to the distance bb'b in FIG. 10, as will be more particularly described below.
  • Other arm 42 is used for detecting joggling formation at the start of winding.
  • Contact M and a stop rod 43 are provided at both sides of arm 42.
  • the switching at the upper point of displacement of ring rail 3 in case of joggling is controlled by the contact M while the switching at the lower-mostpoint of said ring rail displacement is controlled by the contact M
  • switching contact M is supported through a rod 52 by an elastic spring 44 weaker than the elastic support coupling disc 39 to arm 41.
  • a fixed contact M is positioned in the path of rod 52 which determines the position of the start of winding and end of winding, said positions being preferably being spaced from each other.
  • the motion of belt 25 is transmitted to a pulley 38 mounted on main shaft 40.
  • a sprocket wheel, gear wheel or link mechanism may be substituted for detecting the vertical motion of ring rail 3.
  • contact M is connected to a relay RY,, having a normally open switch RY,,, connected to counter C,.
  • Contact M is further connected to a relay RY through the normallyopened contacts of a relay YF,.
  • Contact M is connected to a relay RY and a relay RY through the normally opened contacts RY of relay RY,.
  • Contact M is connected to a counter C through the normally opened contacts RY, of relay RY,, counter C being provided to count the number of jogglings.
  • contact M is connected through normally closed contacts RY of relay RY, to relay 'RY,,,.
  • contact M is connected through normally opened contacts RY of relay RY, to relay RY Referring now to FIG.
  • the pulse generating operational circuit depicted consists of a starting push button PB, which, when closed, actuates a main relay MS, which closes contact MS, (FIG. 2) to actuate multipulse generator 9 and-pickup 8.
  • Relay MS simultaneously closes a self-holding contact MS,, (FIG. 7) so as to maintain itself in the actuated state.
  • the circuit further includes normally closed contacts YF, and RLM which are opened by the action of relays YF, and RLM respectively, as will be explained further in connection with FIG. 9.
  • the circuit includes a releasing push button FB for releasing the self-holding relay contact MS,,.
  • the operational circuit for controlling the vertical motion of ring rail 3 depicted therein includes a relay RY, for selectively switching the connection between pulse motor 2 to either multipulse generator 9 or pulse generator l.
  • a relay. RY is provided for switching on and off the pulse motor circuit. Relays F,, and F and relays F and F are provided for respectively switching switching holding devices K, and K (FIG. 2).
  • a relay RY is provided for actuation in response in the closing of normally opened contacts C in response to the action of counter C (FIG. 2), which counter serves to count the number of joggling. The actuation of relay RY opens normally closed contacts RY which, when open, releases relay RY, and the operating circuits for said switches.
  • the stopping operational circuit according to the invention is depicted, said circuit performing the functions of transferring the fully packed cop to idle'rotation, rapidly dropping the ring rail, winding the end of the thread at a suitable position on the bobbin, and stopping the ring rail at a preferred position.
  • Said circuit includes a relay YF, actuated by the closure of switch ACF indicative of a fully packed cop.
  • a timer TM is provded for opening the motor circuit after a predetermined time delay.
  • a timer TM is provided for determining the time during which the ring rail rapidly falls. Timer TM actuates a relay RY, through contacts TM to connect pulse motor 2 to multi-pulse generator 9 for rapidly rotating said pulse motor.
  • a timer TM is provided for determining the time for positioning ring rail 3 to a position suitable for the doffing operation and for actuating switch relay RY, for connecting multi-pulse generator 9 with pulse motor 2.
  • the latter actuation is achieved through contacts TM, of timer TM which actuates relay YF to close normally opened relay contacts (F (FIG. 8).
  • the circuit of FIG. 9 includes a relay RLM actu' ated by the closure of switch LSM. This switch, as depicted in FIG. 1, is closed when the ring rail is at the position suitable for the doffing operation to open the pulse generating operational circuit of FIG. 7, by means of contacts RLM of relay RLM.
  • servo coupler 16 includes plunger 36.
  • the hydraulic system includes oil return piping 37 coupling said servo coupler to oil reservoir 33.
  • the pressure oil path is provided with a check valve 53, a motor 54 being provided for driving pump 34.
  • Coupler 17 is mounted on a fixing stand 60 and receives the threaded portion 59 of shaft 15.
  • arms 41 and 42 are supported on disc 39 by means of a rod 45 and a spring 46.
  • An arm 47 supports contact M, and is mounted by means of fixing screw 48 in a guide groove 49.
  • Springs 50 are provided for engaging arms 41 and 42 against disc 39.
  • Main shaft 40 rides in bearings 51.
  • screw is provided for adjusting the tension on rope 31.
  • a supporting plate 56 is provided through which shaft 29 carrying the guide roller is journalled.
  • relay RY is connected in series with normally opened contacts MS of relay MS, and normally closed contacts RY and YF,,.
  • normally opened contacts YF Relay RY is connected in series with the parallel connection between normally opened contacts RY, and RY, of relays RY and RY, respectively.
  • Contacts C,, of counter C are connected to switch F,,.
  • Normally opened switches TM,, (FIG. 8) and TM, (FIG. 9) are closed by timer TM, (FIG. 9). Timer TM closes contacts TM while timer TM closes contacts TM and TM (FIG. 9).
  • Normally closed contacts YF are connected with timer TM (FIG. 9), while normally opened contacts YF are connected to relay RY, (FIG. 8).'Normally opened contacts YF of relay YF are connected intermediate switch LSM and relay RLM in FIG. 9. A pilot lamp'PL is connected in series with switch ACF in FIG. 9.
  • the displacement of ring rail 3 is explained more particularly with reference to FIG. 10.
  • This displacement can be divided into several distinct intervals.
  • the first is a joggling winding motion wherein the end of a thread is wound quickly several times about the bobbin for avoiding separation of the thread from the bobbin when tension is applied thereto.
  • the building or copforming motion constitutes the next interval.
  • the vertical displacement of the ring rail is repeated to form a cop or any other desired shape, the winding position being raised step-by-step, the ring rail being quickly lowered when the winding process is terminated. In this manner, a complete cop is-formed.
  • the thread is wound two to four times about the spindle below the bobbin or wound on the head portion of the warp.
  • the full bobbin can then be removed and an empty bobbin substituted therefor.
  • the ring rail is repositioned for further processing.
  • this further displacement consists of four movements for lifting the ring rail to a suitable position and, stopping said ring rail at that position in order to insert a kicker into the lower end of the bobbin for kicking up the fully wound bobbin.
  • the ring rail is vertically reciprocated to perform its function.
  • the ring rail 3 is in a stop position indicated by S (the closed position of the switch LSM in FIG. 1) suitable for the doffmg operation.
  • S the closed position of the switch LSM in FIG. 1
  • the contact ACF of a full-cop counter is released and the holding devices K, and K are positioned to close the F,, and F contacts.
  • the joggling operation is performed when the push-button PB, is closed to actuate main relay MS.
  • the actuation of main relay MS closes contacts MS, (FIG. 2) to actuate multipulse generator 9.
  • contacts MS, of said main relay are closed to actuate relay RY, (FIG.
  • relay RY (FIG. 2) is actuated, to close normally opened contacts RY, (FIG. 8) to switch holding devices K, and K so that the movable contact thereof engages contacts F,, and F,,, so that pulse motor 2 is reversed and ring rail 3 is lowered.
  • An attenuated pulse is supplied to the pulse motor 2 from pulse generator 1 to converter 10, and ring rail 3 starts rising at a slow speed.
  • the joggling winding process is carried on for a number of cycles equal to the number counted on counter C and the switch holding devices K, and K are finally positioned with the movable contacts engaging the F, and and F contacts when the joggling winding process is completed.
  • ring rail 3 starts at the position S suitable for the doffing operation at the beginning ofthe cycle, and in order to prevent end breakage of the thread, said ring rail is raised to the upper position of point a at the start of operation, and, when the ring rail is lowered, the motor is actuated.
  • arm 41 permits the rotation of disc 39 while said arm remains locked in position.
  • switch holding devices K, and K are switched to close contacts F, and P pulse motor 2 receives pulses directly from pulse transmitter 1, rather than through frequency converter 10 as more particularly shown in FIG. 2.
  • This arrangement permits ring rail 3 to fall at a higher speed than the speed at which said ring rail is raised.
  • Pulse motor 2 is operated to lift ring rail 3 at a slow speed, and at the same time, detecting device 5 is displaced.
  • arm 41 comes in contact with contact M, to energize relay RY,, to close contact RY,,,.
  • This energizes counter C, which starts counting pulses from pulse generator 1.
  • ring rail 3 keeps rising, and at the same time, control arm 41 is held fixed by contact M, while disc 39 continues to rotate.
  • counter C closes contacts C, (FIG. 8). At this moment, ring rail 3 has reached point b.
  • ring rail 3 falls to a point bb determined by the engagement of arm 41 with contact M Since during the raising operation, ring rail 3 is lifted both during the traverse of control arm 41 from contact M to contact M, and during the period in which counter C, is counting pulses, while ring rail 3 falls only while arm 41 is traversing from contact M, to contact M at each step, the ring rail is raised a distance greater than it falls.
  • This difference in distance equal to the distance between bb' and b, is referred to as the distance of chase.
  • Disc 39 is displaced by one increment of distance of chase at each stop motion, so that, as shown in FIG. 10, the building motion is carried out. In practice, the period of time'between bb' and b is about 0.3 second.
  • a counter (not shown) coupled to the front roller of the spinning machine closes the contact ACF when the cop becomesfull.
  • the closing of this contact energizes relay YF which generates an instructional signal for stopping the machine motor and for lowering ring rail 3.
  • the ring rail continues the building operation until control arm 41 engages contact M
  • relay RY is energized and both'timers TM and TM, are actuated by-the closing of relay contact RY (FIG. 9).
  • Said timers serve to close their respective selfholding contacts TM so that thereafter, said timers maintain their actuated state even if relay RY is released.
  • timer TM After a certain definite time, timer TM operates normally closed switch TM to deenergize relay RY to stop machine operation, the machine continuing to operate due to inertia. Further, after a second predetermined time, timer TM actuates contacts TM (FIG. 9) to actuate relay RY At this moment, switch holding device K switches pulse motor 2 to the downward direction due to the closing of contacts F and said pulse motor is connected to the multi-pulse generator 9 by the closing of upper contacts RY (FIG.
  • Pulse motor 2 is thus rotated at a high speed to lower ring rail 3 quickly since normally closed contacts RY are kept open due I to the energization of relay RY Even if contact M is engaged by arm 41, relay RY is not actuated and switch holding devices K, and K are not switched. Ring rail 3 is thus lowered until contact M is engaged, at
  • relay RY which time relay RY is energized through the closed contacts RY (FIG. 2).
  • The'actuation of relay RY opens normally closed contacts RY to disconnect pulse motor 2 from the pulse sources.
  • contacts RY (FIG. 9) areclosed to actuate timer TM A predetermined time interval after the stoppage of machine operation and the actuation of timer TM contacts TM and TM thereof are closed and relay YF, is actuated.
  • the actuation of relay YF opens contacts YF to deenergize timer TM and relay RY
  • relay RY (FIG. 2) is energized since normally closed contacts RY are closed. This switches switch holding device K to close contacts F thereof, while the relay YF closes normally open contacts YF (FIG. 8) to energize relay RY,.
  • ring rail '3 is brought into contact with control switch LSM (FIG. 1) positioned at a suitable position on the machine frame.
  • the closing of switch LSM actuates relay RLM, through the closed contacts of normally open contacts YF (FIG. 9).
  • the release of relay YF opens normally opened contact YF to deactuate relay RY, (FIG. 8).
  • Normally closed contacts YF are opened since relay YF, (FIG. 9) is actuated by the closing of the full package counter ACF.
  • normally closed switch RLM is opened to deenergized main switch relay MS, (FIG. 7), so that the oscillation of the pulse generating device is stopped and the arrangement is prepared for the next step in the operation.
  • the length of push rod 52 which determines displacement between contacts M and M, (FIG. 6) determines the lower-most position in the cop forming motion since said lower-most position is determined by the engagement of arm 41 and contact M After the doffing operation is completed, each counter is returned to zero for the carrying out of the next cycle on a new cop.
  • Pulse generating device 1 may be so arranged that different pulses are generated or a plurality of pulse generators, for low frequency, high frequency, or medium frequency may be provided for suitable combination for use in the control of the various motions of the ring rail according to the invention.
  • the ring rail lifting motion may be controlled by the low frequency pulse while the lowering motion of said ring rail is controlled by the high frequency pulse. This results in the time required for the rising motion being longer than the time required for the falling motion but the number of pulses required for the ring rail to move a certain specified length in the rising motion is equal to the number of pulses required for displacement of a like length in the falling motion.
  • three kinds of pulse generators having respectively, low, medium and high frequencies, may be provided.
  • the low frequency would be used for the rising and building motion
  • the medium frequency for the falling motion
  • the high frequency would be utilized for the quick falling motion of the joggling step, the respective pulse generators being effective to maintain a suitable operating speed for each motion.
  • the arrangement according to the invention is particularly flexible, permitting the selective adjustment of each of the steps in the cop forming process.
  • the automatic operation of the cop forming process results in substantial operating efficiencies in the spinning system and a resultant increase in productivity.
  • a further advantage of the arrangement according to the invention is that the breaking of the thread is readily avoided, as is any adverse influence on cop formation due to un even operating speed.
  • An apparatus for lifting a ring rail for spinning machinery comprising means for generating pulses at a rate related to the speed at which thread is supplied to said ring rail; pulse motor means operatively coupled to said pulse generating means for operational response to the pulses generated by said pulse generating means; transmitting means operatively coupling said pulse motor and ring rail for the vertical displacement of said ring rail; and feedback means including detecting means directly coupled to said ring rail for displacement in response to the vertical displacement of said ring rail and control means mechanically coupled to said detecting means and said transmitting means and electrically coupled to said pulse motor means for the reversal of said pulse motor means and of the direction of vertical displacement of said ring rail at least in part in response to a predetermined traverse length of said ring rail.
  • said transmitting means includes fluid actuated drive means operatively coupled to said ring rail for the displacement thereof and servo valve means operatively coupled to said fluid drive means for the control thereof, said servo valve means having a displaceable valve member mechanically coupled to said control means and said pulse motor means for the positioning thereof to regulate the direction of traverse of said ring rail.
  • control means includes a shaft operatively coupled to said detecting means for rotation thereby; a first contact arm; means coupling said first contact arm to said shaft for the rotation of said arm with said shaft while permitting the stopping of the rotation of said arm independent of the continued rotation of said shaft; and first and second fixed contacts circumferentially spaced about said shaft in the path of said first contact arm, said fixed contacts and contact arm being electrically coupled to said pulse motor so that engagement of said first contact arm and said fixed contacts at least in part controls the reversal thereof.
  • control means includes means for counting a predetermined number of pulses from said pulse generating means after the rotation of said first arm is stopped by the engagement thereof with one of said fixed contact members during which time said pulse motor continues to rotate in the same direction until reversed upon the counting of said predetermined number of said pulses so that the reversal of the direction of traverse of said ring rail from at least one direction of said traverse is in response to the composite of the traverse of said ring rail a predetermined length in said direction represented by the circumferential spacing between said fixed contacts and a predetermined period of time represented by said predetermined member of pulses.

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
US00210821A 1970-12-30 1971-12-22 Ring rail lifting apparatus for spinning machinery Expired - Lifetime US3768244A (en)

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Application Number Priority Date Filing Date Title
JP45129354A JPS515092B1 (xx) 1970-12-30 1970-12-30

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US3768244A true US3768244A (en) 1973-10-30

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US00210821A Expired - Lifetime US3768244A (en) 1970-12-30 1971-12-22 Ring rail lifting apparatus for spinning machinery

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JP (1) JPS515092B1 (xx)
CH (1) CH535295A (xx)
DE (1) DE2164941A1 (xx)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3876166A (en) * 1971-09-16 1975-04-08 Teijin Ltd Method and apparatus for controlling the traverse members of a winder
DE2911378A1 (de) * 1979-03-23 1980-10-02 Zinser Textilmaschinen Gmbh Ringspinn- oder ringzwirnmaschine
US4316357A (en) * 1979-05-17 1982-02-23 Societe Alsacienne De Constructions Mechaniques Method and device for winding yarn onto bobbins in the form of cones in spinning frames
US4592197A (en) * 1983-10-04 1986-06-03 Zinser Textilmaschinen Gmbh Ring-spinning or ring-twisting machine with restart control
US5115632A (en) * 1989-03-29 1992-05-26 Rieter Machine Works, Ltd. Ring spinning machine and method of operating a ring spinning machine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3397529A (en) * 1965-11-05 1968-08-20 Zinser Textilmaschinen Gmbh Rail speed control arrangement for textile machines
US3477654A (en) * 1967-08-01 1969-11-11 American Cyanamid Co Selectively variable winding pattern control apparatus for thread winders
US3604643A (en) * 1968-08-14 1971-09-14 Nihon Spindle Mfg Co Ltd Ring rail lifting method and equipment for spinning machinery

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3397529A (en) * 1965-11-05 1968-08-20 Zinser Textilmaschinen Gmbh Rail speed control arrangement for textile machines
US3477654A (en) * 1967-08-01 1969-11-11 American Cyanamid Co Selectively variable winding pattern control apparatus for thread winders
US3604643A (en) * 1968-08-14 1971-09-14 Nihon Spindle Mfg Co Ltd Ring rail lifting method and equipment for spinning machinery

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3876166A (en) * 1971-09-16 1975-04-08 Teijin Ltd Method and apparatus for controlling the traverse members of a winder
DE2911378A1 (de) * 1979-03-23 1980-10-02 Zinser Textilmaschinen Gmbh Ringspinn- oder ringzwirnmaschine
US4336684A (en) * 1979-03-23 1982-06-29 Zinser Textilmaschinen Gmbh Driving assembly for ring spinning or twisting machine
US4316357A (en) * 1979-05-17 1982-02-23 Societe Alsacienne De Constructions Mechaniques Method and device for winding yarn onto bobbins in the form of cones in spinning frames
US4592197A (en) * 1983-10-04 1986-06-03 Zinser Textilmaschinen Gmbh Ring-spinning or ring-twisting machine with restart control
US5115632A (en) * 1989-03-29 1992-05-26 Rieter Machine Works, Ltd. Ring spinning machine and method of operating a ring spinning machine

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Publication number Publication date
CH535295A (de) 1973-03-31
JPS515092B1 (xx) 1976-02-17
DE2164941A1 (de) 1972-07-20

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