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Class 66/222 - Simultaneous control of multiple butt levels


Subclass of Class 66 - Textiles: knitting
Definition: Subject matter wherein the butt selection means is capable
No. of patents: 53
Last issue date: 05/08/2007


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NumberTitleIssue Date
7213417Method for producing intarsia designs with a circular knitting machine
A method for producing intarsia designs with a circular knitting machine, which consists in correlating, for each row of knitting of the design to be produced, sets of needles, which are meant to reduce the regions (2,3,4,5) of the design in different colors ...
05/08/2007
7207196Circular knitting machine, particularly for producing items of clothing with three-dimensional shapes
A circular knitting machine, comprising a footing with a vertically rotatable needle cylinder with a diameter comprised between 7 and 24 inches, and multiple axial needle accommodation slots; an actuation for actuating the needles, during rotation of the needle cyli...
04/24/2007
7025053Cutting table for large stone work pieces
A cutting table for large stone work-pieces, such as marble includes an axel fixed to a base, and a spinning drum attached to the axel. A brake cooperates with the axel and the drum, either stopping or allowing the drum to rotate around the stationary axel. A mounti...
04/11/2006
6962065Knitting machine, in particular circular knitting machine, and control jack suitable for same
What is described is a knitting machine with an electromagnetic selecting device for the three-way technique. In order to reduce the space requirement for the selecting device in height and width, assigned to each of the knitting tools (7) is a pivotable cont...
11/08/2005
6112558Computer-controlled ground mesh jacquard knitting machine
A computer-controlled ground mesh jacquard knitting machine. The machine includes a set of yarn feeders supported on the machine base, a set of needles mounted on a needle cylinder, a set of first needle jacks respectively coupled to the needles, a set of...
09/05/2000
5647230Needle selection mechanism for circular knitting machine
Spring jacks are supported for vertical movement in the grooves of the needle cylinder below the needles and select the needles for the control cam to move from the welting position to the knitting or tucking position and to return the needle to the welti...
07/15/1997
5568738Needle selection device of a circular knitting machine
A needle selection device including a plurality of push jacks respectively mounted in the needle slots of the needle cylinder of a circular knitting machine, a plurality of lifting bars respectively mounted in the needle slots and selectively driven by th...
10/29/1996
5425252Needle selection device for circular knitting machines for manufacturing socks, stockings or the like
The needle selection device has multiple selectors arranged in axial grooves formed in the skirt of the needle cylinder, each selector arranged below a needle and oscillatable in a radial plane of the needle cylinder from an active position, in which a bu...
06/20/1995
5367893Selecting device with swingable selecting jack
A selecting device for needles of a circular knitting machine for the production of hosiery goods includes swingable selecting jacks having two guiding butts, one guiding butt at each end, alternately selectable for engagement with cam paths of a needle c...
11/29/1994
5329790Knitting machine
A knitting machine comprises a needle cylinder, stitch-forming knitting needles, displaceable selector elements for initiating specific knitting operations, springs which bias the selector elements into a first position, mechanical control means which tra...
07/19/1994
5323627Multiple yarn feed circular knitting machine, in particular for stockings
In a multi-feed small-diameter circular knitting machine provided with needles, jacks and selectors, the selector raising cams have a smaller height than the jack cams, so that the selectors return to their selection position while the jacks are still des...
06/28/1994
5184485Circular knitting machine for producing sports hosiery of floated pattern
A circular knitting machine for floated pattern hosiery with false rib stitches in which the courses of floated pattern knitting are produced in a single knitting position by radially withdrawing in the pattern yarn feed stations the knitting cams and the...
02/09/1993
5174131Knitting machine with patterning arrangement
A knitting machine has a bed, knitting implements which are mounted displaceably in the bed and which each have at least an operating and a pivotably first control butt, and at least one patterning arrangement which has a cam portion intended for guiding ...
12/29/1992
5168730Industrial knitting machine, for working in reciprocating motion and continuous motion and including pattern work
To produce pattern work and plain jersey, and comprising sets of selection levers for controlling needles which are to be lifted to a higher loop-clearing height and to a lower loop-retaining height, interacting with oscillating selectors, the machine com...
12/08/1992
5142886Circular knitting machine with a device for repreating the selection of the needles at least at one thread feed
The present machine has a device for repeating the selection of the needles at least at one thread feed, which includes a memory element arranged proximate to the lower end of the selectors, which can oscillate in a plane radial to the needle cylinder by ...
09/01/1992
5072603Knitting machine with needle control device for the knitting of pattern stitches
The machine has a needle holder element which has a plurality of grooves. Each groove accommodates at least one needle and one selector which faces, with one of its longitudinal ends, the base of the needle. Each needle has at least one heel which protrud...
12/17/1991
5056339Process and device for producing designs on stocking in twin-cylinder circular knitting machine
In the process a first thread differing in color with respect to a second thread which constitutes the stocking is fed by a thread guide alternatively to the second thread to a preset number of needles during the formation of a row of stitches. The first ...
10/15/1991
4989425Apparatus for the electronically controlled three-position electromagnetic selection of needles for circular knitting machine with alternate motion
In order to carry out the three-position selection of needles, that is, for floated stitch, retained stitch and discharged stitch, in either direction of rotation of the needles cylinder of a circular knitting machine with alternate motion for the product...
02/05/1991
4972686Electromagnetic needle selector for circular knitting machines
An upstanding knitting cylinder carries a multiplicity of needle jacks on its circumference. In order to selectively move the needle jacks up and down on the knitting cylinder during the rotation thereof, a vertical row of selector fingers capable of enga...
11/27/1990
4932226Device for locking selectors on the bottom of needle cylinder grooves in circular knitting machines
The device for locking selectors on the bottom of the needle cylinder grooves in circular knitting machines has a locking element which extends around the needle cylinder of the machine proximate to the lower end of the selectors, accommodated in the groo...
06/12/1990
4901541Needle selector for knitting machine
In a knitting machine, a needle selector having jacks fitted respectively in needle grooves formed in one of a cylinder, a dial and a needle bed is provided. A jack groove cam has a raising cam face for moving the jacks along their respective axes. A cont...
02/20/1990
4884417Needle selection device in knitting, sock- and stocking-making machines and the like
This device for the selection of the needles comprises a selector accommodated below a needle in a same groove of a needle bed of the machine. The selector is controllably movable from an extraction position, in which a heel thereof protrudes from the gro...
12/05/1989
4879884Universal double-cylinder, multi-yarn-feed circular knitting machine
A universal circular knitting machine with a plurality of knitting stations, having two revolving cylinders axially aligned with each other surrounded by cam skirts, selection devices, stitch length regulation devices and yarn selector devices mounted on ...
11/14/1989
4856300Device for selecting needles in circular knitting machines for hosiery and the like
The device is provided with a plurality of selection levers pivotally connected to a support structure and having an end adjacent to the needle cylinder in the zone of the selectors. Actuators oscillate the selection levers in a plane parallel to the exte...
08/15/1989
4838048Knitting machine
A knitting machine with stitch-forming knitting needles which are actuated by pattern bars and which are adjustable in accordance with the three-way technique to three operating positions, i.e., the knitting, floating and tucking positions, comprises elec...
06/13/1989
4838049Device for selecting the needles in a knitting machine, particularly for stockings
The device comprises a plurality of superimposed selecting levers, individually pivoted in an intermediate portion thereof to a supporting structure and oscillatable in a plane substantially parallel to the extension of the plurality of selecting levers. ...
06/13/1989
4718254Twin-cylinder circular knitting machine with a perfected device for actuating the transfer sinker
The machine comprises a plurality of selectors which are slideably accommodated in the grooves of the lower needle-bearing cylinder and act each with its upper end on a transfer sinker, or slider, for moving the matching needle. The machine has the peculi...
01/12/1988
4716743Device for needle selection in a circular knitting machine
A method and device for needle selection in a circular knitting machine, by which the jacks are inactivated by causing a plurality of slides to approach the peripheral surface of the cylinder in order to come into contact with the jack selection butts. Sl...
01/05/1988
4709563Needle-selecting system for circular knitting machine
In order to form argyle intarsia patterns, stacked arrays of selection levers cooperate with selection butts, the levers being capable of selecting the needles to be raised. Each array of selection levers is located symmetrically between two adjacent yarn...
12/01/1987
4640104Needle selection arrangement for a circular knitting machine
A needle selector arrangement in a circular knitting machine, which in each of the working sections or sets allows the needles to be selected simultaneously to knit, tuck or welt. It is provided with cam sets in association with intermediate jacks having ...
02/03/1987
4541253Procedure for processing with circular knitting machines and circular machines adopting said procedure
Procedure for knitting hose with a toe and heel in a circular knitting machine having more than one feed and two needle cylinders. All needles are brought to an upper path during knitting of the toe and heel with alternating motion, and at every oscillati...
09/17/1985
4471636Needle selection device in a circular knitting machine, in particular a hose knitting machine
For needle selection in a circular knitting machine, a device is disclosed which comprises a plurality of superimposed selecting levers, individually pivoted to a common structure and selectively movable between a position where they do not interfere with...
09/18/1984
4236389Circular knitting machine for stockings or the like, having raising cams which can be moved both radially and angularly
In a circular knitting machine having needle and/or jack butts at different levels, control cams for the butts are selectively movable radially of the needle cylinder, and angularly. Radial movement of the control cams causes the cams to act selectively o...
12/02/1980
4221120Multiple needle cylinder hosiery knitting machine
This multiple needle cylinder hosiery knitting machine is provided with a single horizontally disposed pattern disc surrounding the needle cylinders and controlling the simultaneous knitting of a sock on each of the needle cylinders. All of the instrument...
09/09/1980
4201067Safety device in a circular knitting machine
A circular knitting machine having tiltable pattern jacks, intermediate jacks thereon and needles over the intermediate jacks, the pattern jacks having lower butts for being raised and lowered by substantially triangular cams rigid with a cam ring. The lo...
05/06/1980
4138865Circular knitting machine having a multiple selection system for the needles
A circular knitting machine has a needle selection system which can be set up to provide selection under electronic control, or to provide for manual selection. The selection system has a plurality of slidable selection cams which are controlled by an ele...
02/13/1979
4048816Needle selection mechanism
A needle selector mechanism for a knitting machine and a knitting machine embodying such a needle selector mechanism. The mechanism includes a cam assembly arranged to be driven in synchronism with a main drive for a knitting machine, a control member of ...
09/20/1977
4038837Needle selection mechanism for knitting machines
A needle selection mechanism for knitting machines wherein each selector member has a selection cam portion and a cocking member engaging portion which cocking member is constituted by a jack butt adapted to be selected by the selector member and in turn ...
08/02/1977
4024733Multiple pattern wheel
A circular knitting machine is provided with pattern wheels having jacks movable between needle actuating and non-actuating positions and with means for differently positioning the jacks in the wheels for each of a predetermined number of revolutions of t...
05/24/1977
4020652Selector mechanisms
A selection mechanism for a knitting machine of the type having individually movable needles provided or associated with selection butts at two or more levels, comprising at least one pair of superimposed permanent magnets, having a common pole piece betw...
05/03/1977
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