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7348507 |
Cable foul sensor
A cable foul sensor is provided for detecting a cable foul condition of a hoist or other cable reeling device. The cable foul condition may be sensed independently of the cable layer on a hoist...
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6967297 |
Sensor for detecting belt rupture
A sensor for detecting a rupture or length change in a belt. The sensor has a movable transmission element operatively connected to the belt, that acts on an electrical switch having a contact...
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6720873 |
Method and apparatus for testing magnetic proximity detectors on ski lifts
A device for testing a cable deroped magnetic proximity detector positioned adjacent a cable sheave or sheave assembly on a cable operated ski lift. A sleeve of non-ferromagnetic material is...
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6646212 |
Switch operating mechanism
A switch mechanism comprising a housing in which a switch is mounted, the switch being actuable to switch between first and second conditions. A cam is mounted within the housing to rotate about a...
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6637693 |
Yarn feed device having a weight-relieving stop element
A yarn feeder having one or more yarn feeler levers which rest on the yarn with a force which in the desired position of the lever, i.e. with a correct yarn run, is small. If the lever is pivoted...
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6121864 |
Security switch and method for installation thereof
An electrical switch includes a magnetically actuated switch (16), such as a reed switch, and a permanent magnet (10). A path defining arrangement (14) is mechanically coupled (by track follower...
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6037875 |
Method and apparatus for providing notification of the falling motion of a tree
A method and apparatus for providing notification of the falling motion of a tree. An angular sensor produces a sensor signal when its angle is changed beyond a predetermined angle by the falling...
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5988053 |
Mistie detection system for agricultural balers
An agricultural baler comprising a baling chamber and a mechanism for loading successive charges of crop material into the chamber. The baler also comprises a tying mechanism for forming a...
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5959272 |
Fail safe roller switch
A switch (8) having an arm (12) and a roller (16) includes a biasing force generating means (140, 150, 160) for operating the switch in the event the roller (16) is detached.
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5910766 |
Vehicular accident locator and identification system
A vehicular accident locator system is provided including a plurality of sensor assemblies each including a brittle conductive element. The sensor assemblies are mounted throughout the body and the...
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5874678 |
Wire breaking detection equipment for wire saw
A contact detecting bar is placed in a proximity to a wire wound on grooved rollers so that the broken wire can come into contact with the contact detecting bar. By detecting the contact between...
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5842432 |
Thread consumption detecting apparatus for a sewing machine
A thread consumption detecting apparatus includes an axial supporting shaft, a detector lever, a torsional spring, a proximity sensor, and a central processing unit (CPU). The detector lever...
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5821488 |
Cable actuated switching mechanism with mechanical snap action capability and broken cable monitoring capability
A cable operated switching mechanism is provided with a positive locking method that latches a cam structure in place after the cable is pulled by an operator and does not permit the cam structure...
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5793122 |
Automobile security device
A triggering pin is connected between the steering column cover and the ignition switch lock, or a glass bead is held between the ignition switch lock and the ignition switch lock mounting...
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5572186 |
Boat security system
A security system for protecting a vehicle and its contents including a protective cover having conductors threaded through a hollow seam and electrically connected to a two member electrical...
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5551485 |
False warp stop diagnostic apparatus
A diagnostic device for testing a false warp stop in an industrial loom caused by a failing or offending drop wire. The device provides a connector that is operably engaged with the warp bars of an...
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5421529 |
Process and device for cleaning sensors of a yarn monitoring system
A process and device for the cleaning of the sensor surface of a yarn monitoring system used on spinning machines to monitor the yarn and/or the yarn quality. The yarn monitoring system is...
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5124685 |
Security device with retractable tether
A security device for deterring theft of articles of merchandise displayed for customer handling and demonstration. A cable is attached to an article and is extendable under tension from a storage...
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5107779 |
Process and device for recognizing missed stitches during the operation of a sewing machine
To recognize missed stitches during the operation of a sewing machine, a function, which represents the tensile force of a thread fed into a stitch-forming device depending on the angle of rotation...
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5056442 |
Tight end detector for tufting machines
A tight end detector for tufting machines is disclosed which includes a modular switch bar assembly, a switch contact forming PC board thereon having a conductive stripe, insulating strip, a...
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4993317 |
Device for controlling the binding of pressed material
A device for controlling the binding of bales of material such as straw or fodder formed on an agricultural baling press fitted with a binding system, in which the loop of a binding material is...
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4970974 |
Tufting machine broken yarn detector
A tufting machine having a broken yarn detector including a multiplicity of yarn engaging fingers mounted in a support block secured to the frame of the tufting machine. Each finger has an eyelet...
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4935999 |
Apparatus for detecting tight ends in a sheet of yarns
Apparatus for detecting tight ends in a sheet of yarns of an associated yarn processing machine comprises an elongate channel extending transversely below the yarn sheet and having an upper open...
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4873523 |
Shallow water indicator for a boat
Disclosed is a shallow water detector (10) for a boat (12) comprising a main housing (16) positionable on the boat (12), a source of electrical energy (102), a signal device (36, 38), and an...
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4873511 |
Device for forecasting breakage cables in an industrial robot
An industrial robot and a device for forecasting breakage of cables, which is capable of predicting the time of breakage of cables provided between a control section and arm drive sections in the...
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4846060 |
Printing web tensioning system
A printing web tensioning system that is activated in response to a break in the printing web. The system includes a pair of tensioning rollers which bracket the paper web and are movable between a...
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4814633 |
Yarn storing device
A yarn storing device (1) comprises a storage drum (2) and a sensor (5) arranged at the withdrawal end (3) of the storage drum (2). The sensor (5) has the form of an eyelet (6) for guiding the yarn...
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4807829 |
Combined yarn tensioning control and stop motion unit
A combined ball tension control and stop motion unit in which the exit opening of the ball housing of the ball tension control component is mounted to the stop motion component. An interior yarn...
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4785752 |
Material feeder of sewing machine
Herein disclosed is a material feeder of a sewing machine, which comprises a first mechanism which draws a predetermined length of a narrow and long material from a bobbin when actuated, and a...
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4735161 |
Sewing machine thread breakage detector
In a sewing machine a thread 20 moves through a check spring 30, through a takeup arm 32, and to a needle 15. During normal operation, a proximity detector 55 detects the movement of a flag 50...
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4710646 |
Thread movement sensor
The invention relates to a thread movement sensor comprising an arm with at least one thread guide. The invention solves the problem of sensitivity of the sensor to the vibrations of the machine by...
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4691647 |
Optical thread breakage monitoring apparatus
An optical thread breakage monitoring apparatus for tufting machines has a laser beam scanning apparatus (21). The retroreflecting strip (11) illuminated by this laser beam scanning apparatus (21)...
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4674668 |
Wire supply monitor
The present invention relates to a wire supply sensing apparatus (4) for monitoring the supply of wire (3) to a wire receiver (5) from a wire supply source (1). The sensing apparatus (4) is...
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4671187 |
Deropement sensor apparatus with gravity-biased, falling, magnetic member
To detect impending deropement of a wire haul rope from supporting sheaves in an aerial tramway system, there is provided a magnetic assembly having sufficient field strength to support itself in a...
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4604609 |
Security system
A security arrangement for a closed door having an elongated member connected between the door and the wall and a tautly mounted string joining the door knob and an electrical switch on the wall,...
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4598184 |
Thread tension monitoring and clamping apparatus
Apparatus for monitoring the tension of a thread in a warp beaming operation, and for selectably clamping that thread to maintain tension in the thread. A drop wire is pivotably mounted alongside a...
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4582968 |
Needle thread-break monitor for embroidery machines
The needle thread-break monitor for embroidery machines comprises a double-armed rocking lever acting as a switch in an electrical circuit of an alarm system. The rocking lever is mounted on a...
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4551591 |
Stop motion switch
A stop motion switch adapted to be in threaded engagement with an elongated filament and responsive to a break in the filament to cause the switch to go from a "first" to a "second" position (off...
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4551784 |
Corona generating device
A corona generating device together with a coronode wire end block assembly is described, wherein the end block includes a spring member adapted for connection to a coronode wire which operates as...
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4538536 |
Optical apparatus for monitoring for thread breakage
A laser beam scanning device (17) is provided for monitoring for thread breakage in tufting machines (31) in which a carrier web (16) is passed from below to a spiked roller (11) and is deflected...
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4522236 |
Electrical system for monitoring warp yarns in weaving machines
The invention relates to a system for electrically monitoring warp yarn ruptures, comprising drop wires which in case of rupture of a warp yarn will fall from the warp yarns on an electrical...
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4444132 |
Yarn breakage stop motion device for textile machines
Yarn breakage stop motion device for textile machines, in particular for tufting machines, having a number of plates corresponding to the number of yarns to be monitored, utilize plates equipped on...
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4437422 |
Stop control mechanism for feeding a material to a work performing machine
A stop control for a sewing machine having an attachment for the making of spaghetti-like tubes, without visible stitching, and with or without a core filler, from a supplied bias binding material,...
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4412367 |
Electric stop motion apparatus for a textile machine
In textile machines fed with fibre slivers, such as e.g. drawframes, immediate stopping of the machine is required in case of a sliver breakage before or on the feed table. This requirement is...
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4408916 |
Feed-in device for continuous forms for a printer
A feed in device for continuous forms (e.g. in rolls or stacks) for supplying the printer of a data processing system. The rolls or stacks are arranged one underneath the other or one next to the...
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4404515 |
System and method for use with apparatus for sensing bare metal on a moving strip of insulatively coated conductive material
A detector for detecting bare metal on a moving strip of insulatively coated conductive metal includes a plurality of sensors arranged along the edges of both sides of the strip. Each sensor...
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4401865 |
Strip material outer turn proximity switch detection apparatus
When it is necessary to detect the position of the end of the outer turn of a coil of strip material, the coil is rotatably supported with its axis substantially horizontal and apparatus for...
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4393647 |
Snail wire arrangement for yarn breakage detection in ring frames
In order for the snail wire that is to be fitted on a ring-frame for detection of yarn breakage to sense sharply the intrinsical vibration resulting from its contact with yarn, the flat portion of...
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4372235 |
Thread monitoring device
A thread monitoring device wherein the broken tension on a thread (or threads) is sensed by a biased spring to close an electric circuit yielding an audible or visual signal.
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4363945 |
Cable derailment responsive apparatus
A cable derailment responsive apparatus for use in terminating the operation of a cable drive for a chairlift, ski lift, gondola or the like is disclosed. The apparatus includes a spring biasing a...
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