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Class 57/277 - Rail positioning


Subclass of Class 57 - Textiles: spinning, twisting, and twining
Definition: Subject matter wherein the preparation includes locating
No. of patents: 12
Last issue date: 10/01/1996


NumberTitleIssue Date
5560193Method and device for winding a roving in a flyer frame
When a residual amount R of a roving required to make a bobbin full at a desired stopping position A of the bobbin rail which moves upwardly is smaller than the amount (4×L) corresponding to remaining four layers of the roving for a normal winding proces...
10/01/1996
5524428Method and apparatus for separating the roving wound on packages from the flyers of a roving frame or the like, and for securing the roving end to the packages before doffing
To secure the end of the roving (5) to packages (9) before their doffing from a roving frame, it is proposed to initially raise the package support carriage (2) into a position such that the lower end (4a) of the tubes (4) is at the level of the compresso...
06/11/1996
5222350Roving frame and method
A roving frame apparatus and method for winding roving upon bobbins (A) and doffing full packages directly upon a conveyor (F) wherein a spindle rail (C) is moved laterally beneath an overhead conveyor removing full packages therefrom and supplying empty ...
06/29/1993
4592197Ring-spinning or ring-twisting machine with restart control
An improved ring spinning machine for making a filled bobbin of yarn, thread or the like comprises at least one ring rail which moves up and down near a plurality of spindles driven by a ring rail drive. A control for the ring rail drive in case of an unf...
06/03/1986
4498283Apparatus for locating a traveling-type servicing device in a multistation textile machine
An apparatus for locating a servicing device which travels along a parent textile machine, such as a spinning frame, having a plurality of stations and stops at any designated station of the parent machine to there perform a servicing operation, such as y...
02/12/1985
4313299Methods and apparatus for changing bobbins in flyer spinning frames
A method and apparatus for changing bobbins in a flyer spinning frame which includes a bobbin rail for supporting bobbins adjacent the flyers movable both vertically and tiltably, the bobbin rail being moved sequentially from an upper bobbin winding posit...
02/02/1982
4122654Twist frame control method and apparatus
A twister apparatus and method in which filamentary material is wound onto rotating bobbins are provided. A guide rail reciprocates within a range for distributing the filamentary material onto the bobbins, and the guide rail range itself is reciprocated ...
10/31/1978
4026096Doff and start-up control apparatus for textile yarn processing machine
In a textile yarn processing machine, such as spinning and twisting machines, the combination therewith of control apparatus for automating movements of various elements of the yarn processing machine for preparing the same for doffing of full packages an...
05/31/1977
4002014Bear down system for yarn handling machine
An improved bear down system for a yarn handling machine is described and claimed herein. A traverse element such as a spinning or ring rail, a spindle rail, or the like is provided with a power driven ball bearing screw which is connected to an upright a...
01/11/1977
3990223Automatic handling of yarn cops
A method and apparatus for the simultaneous freeing of yarn at a group of cops during the changing of cops in a spinning machine having spindles without appendages, the machine including a yarn guide rail carrying yarn guides which grip the yarn from the ...
11/09/1976
3986326Method and apparatus for preventing yarn breakage in ring spinning machines
In a ring spinning machine, for preventing the presence of a loose yarn end lying on the yarn upstream of the traveler upon resumption of spinning after a full bobbin is replaced by an empty bobbin on the spindle, the ring rail, while the spindle is stati...
10/19/1976
3936620Unidirectional limit switch actuator element
The utility and range of application of conventional electrical limit switches is greatly increased by the provision on the pivoted switch actuating arm or lever of a unidirectional actuator attachment. The attachment element is pivoted to the arm and coo...
02/03/1976
 
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