Class 66/218 - Electrical control type

Subclass of Class 66 - Textiles: knitting
Definition: Subject matter wherein at least a portion of intelligence
No. of patents: 38
Last issue date: 10/10/2006

Number	Title	Issue Date
7117696	Needle selector for knitting machine A needle selector for a knitting machine which selects a working needle by using a piezoelectric body having piezoelectric element is provided, in which an intermediate position between a rear end portion and front end portion of the piezoelectric body movably suppo...	10/10/2006
7057329	Compact Jacquard selecting card using piezoelectric elements A compact electronic selection card applicable for use in Jacquard equipment, having a high-density array of selecting hooks which are individually positioned by piezoelectric actuator elements. Each piezoelectric element directly controls a selecting hook for engag...	06/06/2006
6886370	System for selecting the stitch forming elements for textile machines A system for selecting the stitch forming organs for textile machines; in particular for circular machines for knitwear, contemplates software management such as to update the status of each individual lever (28) of an activator (20), as well as in pre...	05/03/2005
6694780	Needle selector for knitting machine, and needle selecting module finger A needle selection module finger (30) is comprised of a finger member (31) and a finger holding member (40). The finger member (31) has a butt abutting portion (33) and a support (34). The support (34) has projections (35, 36) at its lower part. The finge...	02/24/2004
6526784	Actuator in a needle-selecting apparatus for a knitting machine The tip (26a) of a rear-end mount (26) that fastens the piezoelectric element (6) is tapered. The rearmost part (26b) of the rear-end mount (26) that fastens the piezoelectric element (6) is indented in a U shape. An eccentric pin (30), which extends in t...	03/04/2003
6247338	Selector for knitting machine The present invention provides a method for rapidly switching selector feet (52) between activate and deactivate selection positions by friction coupling them to vibratory piezoelectric motors (58) and a fast selector (50) for a knitting machine comprisin...	06/19/2001
6220062	Needle selector for knitting machine A needle selector for knitting machines is provided, which includes a finger actuating device, a power supply means for feeding electric power to the finger actuating device, and power supply terminals for supplying power to the power supply means, wherei...	04/24/2001
5862682	Method and apparatus for controlling needle driving motors in a knitting machine A method and apparatus for controlling needles of a knitting machine based upon comparing a plurality of predetermined position control patterns defining target positions with the position of a yarn feeder and a needle. When the positions are not the same...	01/26/1999
5823015	Piezoelectric needle selection device for knitting machines A knitting machine and needle selection mechanism is provided including a piezoelectric body movable between upper, lower and neutral positions corresponding to knit, tuck and welt positions of the knitting needles, a first driving circuit for displacing ...	10/20/1998
5816079	Needle position detecting system for a circular knitting machine A needle position detecting system for a circular knitting machine inputs the needle position to a computer which controls the needles to perform jacquard knitting. The knitting machine includes a needle cylinder carrying a plurality of needles, a driven ...	10/06/1998
5806348	Heald rod retention device for a jacquard system A heald rod retention device for a jacquard system includes a mounting frame encasing a ferromagnet, a pair of retention plates pivotably mounted on the frame, each retention plate encasing coils and defining a lower hooked end, and two springs mounted on...	09/15/1998
5666999	Shedding selection devices with biomorf or piezo electric bending elements A shedding selection device for Jacquard-type weaving- and knitting machines can simply make use of bimorf or piezo-electric bending elements (9), under the condition that the complementary hooks (2,12) are resilient hooks which are resiliently mounted on...	09/16/1997
5464046	Electrically controlled jacquard selection apparatus An electrically controlled jacquard apparatus capable of selectively controlling individual warp yarns. Each warp yarn is controlled by a selector body which is engaged by at least two and preferably three parallel support members and is adapted to be rec...	11/07/1995
5462097	Piezoelectric devices for yarn control apparatus in a textile machine A traction member (22) is connected to a yarn (6) which is to be controlled. A coupling assembly (38) serves for coupling the traction member (22) to a lifting device (32). A coupling assembly (38) contains a link pin (40), which can reciprocate between a...	10/31/1995
5425252	Needle 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
5390512	Warp knitting machine with piezoelectrically controlled jacquard patterning There is provided a warp knitting machine with a jacquard control mechanism. Piezoelectric transducers are provided to each individual guide of a guide bar. These transducers can displace the guides by the application of a control potential. In particular...	02/21/1995
5307283	Method of preparing pattern information for jacquard fabric A method of preparing pattern information for a jacquard fabric produced on an electronically controlled knitting machine is disclosed. Yarn color information that is to be fed to yarn feeders for the courses in a knit fabric is prepared. This information...	04/26/1994
5225988	Device for controlling the operation of machines, particularly textile machines, able to self-learn the operating cycle of these latter and to correct its own errors during this self-learning stage A device for controlling the cyclic operation of a machine, in particular a textile machine, is of the type able to self-learn each machine working cycle. It is arranged to compare data obtained by suitable sensors during normal operation of the machine w...	07/06/1993
5107689	Device for switching on and off at least one functional unit of a knitting machine The switching device is designed for switching on or off an electrical switching element assigned control to at least one functional unit of a knitting machine, including a timing generator and a pattern controlling device delivering binary control signal...	04/28/1992
5042274	Piezoelectric needle selector in a circular knitting machine A piezoelectric needle selector utilizes an upstanding knitting cylinder having a multiplicity of needle jacks mounted thereto for independent movement in a direction parallel to the axis of the knitting cylinder. A plurality of piezoelectric actuators, e...	08/27/1991
5027619	Knitting needle driving mechanism of knitting machine Disclosed is a knitting needle driving mechanism of a jacquard knitting machine for driving knitting needles by using piezo-electric elements in which a rear end portion of a piezo-electric body is movably supported in a groove of a supporting body or a h...	07/02/1991
4841748	Jacquard circular knitting machine A jacquard circular knitting machine provided with a needle cylinder driving mechanism capable of optionally and readily controlling the rotary motion of the needle cylinder according to the pattern to be knitted. A motor interlocked through gears or the ...	06/27/1989
4800739	Patterning mechanism for knitting machines A patterning device for a circular knitting machine which is particularly adapted for quick style changes. The device comprises a rotor element with a plurality of lobes around the periphery thereof, a drive motor for rotating the rotor element in synchro...	01/31/1989
4770009	Mechanism for selecting and controlling the raising of needles in circular and flat bed knitting machines, having a plurality of adjacent needles, with electronic programming control A mechanism selects and controls the raising and lowering of needles in circular and flat bed knitting machines having a plurality of adjacent needles. A rocking pusher is provided for each needle to move each needle back and forth between an outwardly pr...	09/13/1988
4708002	Circular knitting machine incorporating a device for setting to work knitting cams, in particular for hose knitting The device includes a slide movable in a substantially perpendicular direction to the axis of the needle cylinder and being rigidly associated with a knitting cam selectively engageable with the needle butts, and a step motor actuated by an electronic mac...	11/24/1987
4408118	Control network for use in knitting machines and the like Input pulses generated by rotation of a knitting machine are used to produce output pulses that energize needle selection mechanisms therein. A control system operates in such a fashion as to advance the output pulses with respect to the input pulses, whi...	10/04/1983
4332150	System for controlling knitting or weaving machines for the production of randomly patterned fabric A knitting machine provided with patterning mechanisms responsive to pattern-control signals is caused to produce a non-repeating pattern by generating the pattern-control signals randomly, using a random signal generator not operating in synchronism with...	06/01/1982
4222247	Needle selection mechanism for an automatic knitting machine A needle selection mechanism for an automatic knitting machine, comprising at least two selector levers mounted to a carriage which is adapted to move along a needle retainer in which are disposed a plurality of selectors for knitting needles, wherein eac...	09/16/1980
4090377	Circular knitting machine An arrangement for producing synchronization pulses for pattern control of the knitting needles of a circular knitting machine. The arrangement includes a plurality of control units mounted on, for example, the cam housing, which units coact with the butt...	05/23/1978
4036034	Electronic method and apparatus for pattern formation in circular knitting machine Disclosed is a method and apparatus for knitting patterns with a circular knitting machine provided with an annular array of knitting needles and groups of needle actuators. Pattern signals in binary notation are read out of a memory device and written in...	07/19/1977
4018064	Electronic control of knitting machines Apparatus for the electronic control of a knitting machine of the type comprising a storage device having an information store in which the information of a knitting pattern is stored in block form with every information block containing all the informati...	04/19/1977
4004439	Pattern mechanism A pattern control arrangement for a knitting machine comprising a pattern band, magnetic tape or the like, reading means for reading the band, tape or the like and providing pulses for operation selectors movable into or out of butt-engaging position for ...	01/25/1977
3995451	Patterning mechanism Patterning mechanism for electrically controllable knitting machines for selecting the knitting needles or their control elements, with which are associated bendable control springs having at least two positions for initiating selection operations accordi...	12/07/1976
3985002	Method and apparatus for monitoring the operative position data of group controlled knitting machines The method for monitoring the operative position data of each of a plurality of independent separately operable knitting machines and transferring such information to the address input of a common memory control system for controlling the patterning of ea...	10/12/1976
3975928	Synchronizing signal detecting apparatus for circular knitting machines In order to prevent the dispersion of knitting patterns which otherwise might result from backward motion when a circular knitting machine stops, a phase condition memory unit is provided for storing the phase condition of a sine-wave signal from a needle...	08/24/1976
3974664	Method and device for electronic scanning of control-fields of a control member on cylinder and straight bar knitting machines A method of and apparatus for electronic scanning of control-fields of a control member on cylinder and straight bar knitting machines, in which the boundaries of the control-fields coincide with the boundaries of the needle pitches of the machine and ele...	08/17/1976
3961501	Needle selecting arrangement for a knitting machine The knitting machine includes a carrier, and a plurality of knitting-needle units, each comprised of a needle portion and a motion-transmitting portion mounted on the carrier for longitudinal reciprocation and movable between an operative position and a n...	06/08/1976
3955383	Signal generator for circular pattern knitting machines A synchronizing signal generator which supplies signals exactly synchronized with each of a series of needles mounted on a needle cylinder and rotating with said needle cylinder to actuate needle selector means of circular knitting machines with great acc...	05/11/1976

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Class 66/218 - Electrical control type