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7032624 |
A novel rod linkage for driving a heddle shaft includes at least one strap ( 16 ), which for damping oscillation has a sandwich structure ( 37 ) oriented in the longitudinal direction (L) of the strap assembly ( 16 ). The sandwich struct...
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6948529 |
A drawing mechanism for a weaving loom including a tubular connecting rod with flattened cross-section which is coupled to at least one oscillating connecting lever by at least one connector including two plates disposed on either side o...
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6460577 |
The heald shafts of a power loom are driven by electric D.C. or A.C. motors which have an external rotor or an armature connected to the respective heald shaft through two articulated couplings, for example snap locks, and a push-pull ro...
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6450209 |
A shedding device in a weaving machine including one or more motor groups with a plurality of motors corresponding to a plurality of heald frames which are supported by a plurality of supporting mechanisms arranged in the forward and bac...
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6397897 |
A device for connecting a heddle frame to a reciprocating lever in a weaving loom which device includes a hook defining a housing in which a ring is selectively seated. The ring is mounted to either the heddle frame or the lever and incl...
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6378564 |
A connecting device for connecting a motion transmission element to a heddle frame in a weaving loom wherein the connection device includes a tenon member and mortise member which are cooperatively engaged with respect to one another. Th...
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6145548 |
A connector for a drawing mechanism including at least one tubular connecting rod of flattened cross section for connecting the connecting rod to a rocking lever of a heddle mechanism wherein the connector includes two cheeks adapted to ...
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6092560 |
A shaft driving device for driving a plurality of heald shafts arranged in parallel comprises respective shaft raising elements each associated with a heald shaft and provided with a linkage and a plurality of lever elements connecting t...
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6009919 |
A metal socket in a reciprocating foot mates with a ball on the lower end of a heddle frame driving rod of a conventional NISSAN water jet loom. Water causes corrosion in the ball and socket joint resulting in down time of the water jet ...
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5931202 |
A holding and guiding mechanism (5, 5') for connecting shaft drive rods (6, 6') in a loom includes a plurality of parallel guide tracks arranged next to each other and extending substantially vertically and defining a guide curve for a p...
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5810055 |
A multitude of heald shafts can be decoupled simultaneously as a set. For this purpose one of the two coupling sections (2, 3) of a shaft, either the section on the push rod side or the section on the shaft side, is equipped with a decou...
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5743305 |
In an electric shedding control apparatus, shedding patterns are stored in memories in such a manner that the shedding patterns are compressed and the time required to read the shedding patterns is shortened. An electric shedding apparat...
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5740840 |
A weaving machine includes a plurality of individually adjustable heald frames for forming an upper shed and lower shed by acting on warp threads. The heald frames are coordinately controllable by a control unit. At least one shuttle tra...
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5685346 |
Adjustable clip elements for assembling oscillating arms of a weaving central system with engaging rods of a drawing system associated with heddle frames of a weaving loom. Each clip element includes a frame having pairs of lateral guide...
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5666997 |
An apparatus for rapidly and simultaneously, coupling and uncoupling loom heald frames, of varying length, to and from their respective drive bell cranks. Each heald frame attaches to more than one head of a flexible tie-rod, which in tu...
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5647402 |
A weaving system is provided as a tightly closed beam or casing for containing an oil bath and lubricating system for the moveable parts of the weaving system. The beam includes upstanding lateral cheeks which may support a drive shaft a...
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5642758 |
A frame for supporting the return levers connected to the heddle frames of a weaving system of a loom wherein the frame is in the form of an upwardly open U-shaped beam connected to a box element mounted to a support structure of the loom.
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5518040 |
A coupling device for connecting a heald shaft to a heald drive such as a push-pull rod and for disconnecting the heald shaft from the heald drive such as a push-pull rod has a plug-in member connected to the heald shaft and a socket mem...
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5483995 |
A device for coupling and uncoupling heald shafts (1) to shaft rods (2) in a loom comprises first and second coupling portions (6, 7) attached to shafts (1) and shaft rods (2), respectively, and a latch member (8) for latching the coupli...
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5462093 |
A motion damping system for a weaving machine which includes a pair of elastic members connected to supply damping force in opposite directions to an oscillating member. The oscillating member is connected to a control member so as to os...
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5394905 |
A heald assembly for leno weaving, the assembly including first and second heald frames each of which is adapted for slidable reception in heald guides of a weaving loom, at least one of the heald frames including a main frame and a sub-...
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5370157 |
An arrangement for releasably fastening an elongate first member (1), such as a heald rod in a loom, within a second member (2), such as a coupling element between the heald rod and a shaft drive. The second member includes a first reces...
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5365983 |
A device comprises a member having a number of recesses open on one side, into which the shaft rods of a loom can be inserted and movably retained. The device also includes a mechanism which prevents an unintentional removal of the shaft...
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5348054 |
A device for coupling two outer parts (3) to a third part (2) disposed therebetween. The device includes a plurality of fasteners 7 each threadably mounted to an opening (9) in one of the outer parts and a cylindrical recess (6a) in the ...
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5348053 |
An apparatus and method for coupling and uncoupling a plurality of heald shafts (31) to and from their corresponding shaft rods (2) in a shaft drive. Male and female coupling parts (3, 5) are connected to each heald shaft and shaft rod, ...
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5345973 |
An adjustable connection link is provided between the dobby and the first crank lever of the control rods of each loom heddle frame. The connection link consists of two tubular bars of hollow aluminum alloy section pieces, preferably of ...
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5273079 |
A weaving method makes use of a set of weaving frames arranged such that, in each weaving cycle, some of the weaving frames are held in an identical extreme position, while all remaining weaving frames are moved in order to provide diffe...
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5191917 |
A spreader tool for the individual coupling and decoupling of heald shafts to or from the respective drive rods or shaft pulls of a heald loom is constructed to be inserted into a gap between two connecting spring sections from above the...
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5063971 |
The clutch element for coupling and uncoupling the coupling elements of the shaft coupling arrangement is rotatably mounted on one coupling element and is rotated by an actuating tool external to the clutch element. The tool includes a d...
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5050644 |
The actuating tool for coupling and uncoupling the coupling elements of the shaft coupling arrangement is rotatably mounted in the loom frame externally of the coupling elements. The tool includes a drive shaft, crank webs which extend t...
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5002096 |
A heddle frame actuator device is provided for a negative or positive heddle frame drive. The actuator device employs at least one flexure spring for imposing a spring force vertically on and in the plane of the heddle frame. In some emb...
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4817676 |
In a loom shedding motion device, the pivoting motion of cam follower levers driven by cams is transmitted by way of thrust rods, bent levers to the leaves of the loom. Extending from a central bearing of each lever are arms on the motio...
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4715409 |
One coupling element secured to a heddle frame has a pivotally mounted bolt latch for interlocking with another coupling element connected to a drive member when the another element is inserted in an opening of the one element to couple ...
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4651784 |
Plain weave shedding mechanism. Heald shafts of the mechanism are connected by connecting links to arms of adjacent balance levers in such manner that odd heald shafts are connected to one set of arms and even heald shafts are connected ...
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4603713 |
Disclosed is a lifting device for a heddle frame comprising a first motion transmission member for increasing an amount of displacement of an operating member put out from a shedding motion and a second motion transmission member for fur...
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4541459 |
The present invention relates to a hooking device for the semi-automatic connection of the heddle frames of weaving looms with the levers for controlling them. A locking ring is rotatably mounted and has a hexagonal or octogonal profile ...
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4460020 |
Each odd-numbered heddle frame is actuated by a pair of rockers mounted on two horizontal axes. Each even-numbered heddle frame is actuated by a pair of rockers which are mounted on two other horizontal axes. The resultant increase in th...
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4392515 |
The invention relates to a weaving loom with waving shed heddle frames which when built in accordance with the invention insures that the heddles do not have lateral displacement when the frames are operated by controls respectively acti...
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4369815 |
This invention relates to an improvement in a device for coupling a heddle frame to reciprocatable drive bars with a first coupling part mounted on the frame of the heddle and with a second coupling part mounted to a drive bar, one of th...
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4365653 |
An apparatus for coupling a harness-motion to a harness frame, the coupling end of the harness-motion being a harness-motion hook having a jaw capable of receiving a correspondingly shaped counterpiece secured to the harness frame, the h...
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4337801 |
A device for shedding warp yarns in a weaving loom, such as a jet loom, comprises: cranks supported on machine frames of the loom rotatable in synchronization with the weaving operation of the loom; synchronizing levers swingably pivoted...
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4083385 |
The coupling has at least one coupling part secured to the heddle frame with a toothed driving element extending from the beam into an opening in the drive lifter to engage with a second toothed coupling part. Each coupling part within a...
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3949788 |
A web weaving machine is disclosed. The machine comprises a plurality of heald shafts disposed to have a plane of symmetry common to one another and a plurality of tension transmitting elements. At least one of the elements is flexible a...
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3888284 |
An improved drive connection between a loom's harness frames and the shedding motion drive therefor which includes a vertically reciprocal harness shedding drive plate for each harness frame and a linkage member interconnecting each harn...
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3752194 |
A heald shaft operating means for a heald shaft of a loom whereby the shaft is operably associated with a pivotal lever arranged to be driven in one directional sense by the action of a cooperating cam means acting upon a follower carrie...
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3696842 |
The coupling device utilizes a toothed block on the heddle frame to engage a complementary toothed hook of a holder on the drive lifter in order to distribute the lifting and reciprocating forces between the cooperating surfaces. The blo...
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3695304 |
Dobby having cams of a varying ratio for looms, in combination comprising a rotary cam carrying drum, interchangeably carrying a plurality of cams, each of which through a cam follower means and a suitable spring return lever system oper...
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3693667 |
A heald frame for a loom the type in which two fabrics are woven simultaneously in side by side positions at high speeds. The heald frame has receiving bars which are supported in widely spaced disposition intermediate their ends to ther...
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3683970 |
An arrangement of suspension hook between the heald shaft of a loom and the tackle of a dobby wherein the tractive force of the tackle eliminates continuously the play resulting from wear.
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3603351 |
A high-speed dobby with heddles which are moved in one direction by means of a springs and in the opposite direction by means of a cam and lever assembly.
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