Abstract: A method for processing a detection signal of a vibratory inertial force sensor is disclosed. This method improves detection accuracy of the vibratory inertial force sensor. A detection circuit of the vibratory inertial force sensor removes harmonic component from signals synchronously wave-detected, and amplifies the resultant signals, and then smoothes the amplified signals. A vibratory inertial force sensor adopting this method is also disclosed.

Abstract: A method and system of a capacitive sensor based structure and method with tilt compensation capability is disclosed. In one embodiment, a sensor includes, a series of nested cantilever beams (e.g., may face each other in alternating form such that each subsequent cantilever beam is inside and oppositely facing a respective outer cantilever beam) in an upper surface of a tilt correction assembly, a spacer coupled to a contact zone of a lower surface of the tilt correction assembly, and a first conductive surface and a second conductive surface substantially parallel to the first conductive surface, wherein the spacer to cause at least one of the first conductive surface and the second conductive surface to deflect when a force is applied to a force measuring assembly above the sensor.

Abstract: A multivolume pipette is provided. In an exemplary embodiment, the multivolume pipette includes a pipette body, a piston disposed within the pipette body, a first chamber, a second chamber, and a valve. The first chamber and the second chamber are defined at least in part by an inner wall of the pipette body and the piston. The valve is capable of placing the second chamber in fluid communication with an external environment to provide a first volume range of the multivolume pipette. The valve is also capable of placing the second chamber in fluid communication with the first chamber to provide a second volume range of the multivolume pipette.

Abstract: Pipetting device for metering liquids comprising a piston actuating rod, at least one receiver for a piston head arranged on one end of the piston actuating rod and which is defined by an abutment surface for the piston head in the axial direction of the piston actuating rod, and comprises a through-opening for a piston rod opposing said piston head and a base for supporting the piston head surrounding the through-opening, at least one cylinder with a hollow space, at least one seat for holding a pipette tip, at least one through-channel connecting the hollow space of a cylinder to a through-hole in a seat and at least one piston arranged longitudinally displaceably in a cylinder with a piston rod extending through the through-opening of a receiver and a piston head at the end of the piston rod arranged in the receiver, which is positioned on the base with a lower face facing the piston rod and comprises a resilient body projecting beyond the upper face facing away from the piston rod, which does not bear aga

Abstract: The present invention discloses a sampling head and a sampling device for intact vehicle paint chips for forensic applications, and the sampling head includes: a body being a non-metal cylindrical body and having a circular groove at the external periphery of the body, and an installing groove disposed axially at a front end of the body; at least one O-ring sheathed onto the circular groove and protruded slightly from the surface of the body; a metal head, embedded and fixed axially into the installing groove, and having a small portion protruded from the front distal surface of the body, and the metal head front distal surface has a groove; and a plastic layer, installed in a groove of the metal head, and an external lateral surface of the plastic layer is protruded from the front distal surface of the metal head to form a gluing surface for collecting a sample.

Abstract: The power take-off (10) applied on industrial vehicles eliminates noisiness generated by play between cogs of transmission cogwheels (14,19) when the p.t.o. is functioning non-operatively. Thanks to a special geometry of the cog directions of the cogwheels (19, 14) in the transmission gearings, play between cogs is eliminated when there is no power transmission. The play is re-established when the p.t.o. is functioning operatively, by overcoming elastic (21) means acting axially on the gearings (14), and by thus returning the gearings (14) into a normal operative position.

Abstract: In a gearwheel set for a transmission, in particular for a transmission with a PTO (Power Take-Off) accessory, at least two gearwheels (6, 10) bearing against one another, and the gearwheels (6, 10) being rotatable in relation to one another, and both gearwheels (6, 10) having recesses (8.1-8.3; 11.1-11.3) which form with one another a reception space for an actuator (1), the actuator (1) is to be radially movable in the reception space, and the recesses (8.1-8.3; 11.1-11.3) are to have a different shape.

Abstract: An industrial robot (10) comprising three power transmission units (21, 22, 23) arranged concentrically and three drive means for driving the three power transmission units, respectively, is disclosed. The drive means for at least one of the three power transmission units includes two motors (31, 34). Also, all of the three power transmission units and the three drive means are desirably built into the base (15) of the industrial robot. This configuration makes it possible to have high-duty operation with a comparatively compact structure.

Abstract: A manipulator for supporting and displacing an object comprises a base. A moving portion supports the object. Two articulated mechanisms each having five rotational joints between links, with each articulated mechanism being connected to the base by two of the rotational joints. The moving portion is connected to both the articulated mechanisms by moving-portion joints. The articulated mechanisms and moving-portion joints are arranged with respect to each other between the base and the moving portion so as to constrain movement of the moving portion to displacements in two translational degrees of freedom and two rotational degrees of freedom with respect to the base. Four actuators are each operatively connected to a different one of the rotational joints between the base and the articulated mechanisms so as to selectively control the displacements of the moving portion in any one of the four degrees of freedom of the moving portion.

Abstract: Provided is a pedal system that can adjust control pedals on the basis of driver's physical conditions. The adjustable pedal system includes a support bracket that includes a guide groove formed in a substantially vertical direction and a predetermined hole, and is connected to a vehicle; a linear actuator that includes a drive arm linearly movable in a substantially vertical direction and applies a driving force to the drive arm; and a pedal arm. The pedal arm has a hinge hole that is connected to the drive arm by a first pin, a sliding slot that is connected to the predetermined hole by a second pin and is formed to be inclined with respect to the guide groove, and a pedal. The hinge hole is connected to the drive arm by a first pin, and the sliding slot is connected to the predetermined hole by a second pin and is formed to be inclined with respect to the guide groove.

Abstract: An arrangement and method for removing a shaft from a gearbox housing without having to totally disassemble the housing. The gear box has an aperture in the housing. The aperture is used to gain access to the retaining ring that locks the shaft within the housing. Once the retaining ring is removed, the shaft may then slide out of the housing. A plug member is used to cover the aperture when it is not necessary to remove the shaft.

Abstract: A debris apparatus and method are provided for collecting small particle debris such as dust and dirt from a transmission apparatus. The transmission apparatus can include a housing having a drive shaft channel for receiving a drive shaft. The debris pocket can include one or more radial ribs, which can be spaced apart when there are two or more, disposed peripherally along an inner wall of the drive shaft channel. The debris pocket can collect small particle debris so that at least a portion of the debris is prevented from further movement along the drive shaft channel where it could potentially interfere with desirable rotational movement of the drive shaft.

Abstract: Colored razor blades are provided. Methods for manufacturing such blades are also provided, including methods involving depositing an oxide coating prior to heat treatment of the blade material and heat treating under conditions selected to enhance the color of the coating.

Abstract: A spanner comprises a box end that has an inner periphery consisting of a number of wall faces to define a first polygonal receiving space. Each wall face includes a groove defined therein. The grooves of the wall faces together define a second polygonal receiving space. At least one of the grooves includes a closed first end and an open second end.

Abstract: An apparatus for making a fracture cut between the cup and the safety ring in plastic caps, which comprises rotary elements provided with at least one mandrel that can be arranged inside the cup and is suitable to produce the rolling, about its own axis of symmetry, of the side wall of the cup along the cutting edge of a blade for making the cut, the blade being associated with an inlet path portion adapted to axially offset the cup with respect to the rotation axis of the mandrel by clamping the side wall against the mandrel; the apparatus also comprises elements for recentering the cup with respect to the rotation axis.

Abstract: Disclosed is a separation and receiving apparatus for a spent nuclear fuel rod. The spent nuclear fuel rod is mounted and downwardly transferred by a pin. At this time, a blade peels the hull of the spent nuclear fuel rod. The hull and a pellet positioned therein are separated by a separator. The peeled hull and pellet are each received in respective receiving vessels. Accordingly, since the hull and pellet made of uranium oxide (UO2) may be automatically separated and received in each respective vessel, safety and automation may be guaranteed.

Abstract: A tissue slicing device is comprised of parallel circular blades coaxially connected to a rotary shaft. The blades are separated by gaps. A guide member is supported by a hinge adjacent the blades. An adjustment screw is positioned behind the guide member to control the distance between the guide member and the blades. The device includes a tissue carrier which is comprised of a base member and parallel plates extending from a top side of the base member. The plates are spaced to correspond with the gaps between the blades. Holes in the plates are aligned to define a tissue chamber for receiving a tissue sample. When the tissue carrier is positioned on the guide member and the blades rotated to drive the tissue carrier along the guide member, the tissue chamber is driven into the blades so the tissue sample is simultaneously cut into a plurality of slices.

Abstract: A microtome (1), having a knife (9) for sectioning a specimen (5) for subsequent microscopic examination, is described. The microtome (1) comprises a cooled specimen holder (2) for receiving the specimen (5), the specimen holder (2) being connected to a coolant circuit (3). Additionally associated with the specimen holder (2) is a cooled thermal conduction plate (4) that can be placed over the specimen (5).

Abstract: A miter saw including a base, a turntable, and a circular saw unit supported to the turntable. A turntable is rotatable about its axis, and a rotation limit mechanism is provided for limiting rotation of the turntable at a predetermined angle such as 45 degrees. A rotation amount detection unit is provided for detecting rotation amount of the turntable. A control unit is provided for displaying the rotation angle at a display. The control unit computes correction value that makes a rotation angle to be displayed at the display to be coincident with the predetermined rotation angle when the turntable is rotated to the predetermined rotation angle. The rotation angle is computed based on the correction value and on the rotation amount detected by the rotation amount detection unit.

Abstract: A cutting workstation which includes a miter gauge. The miter gauge consists of a clamping means whereby the gauge may be fixed to any location upon the length of cutting station work surface. The miter gauge arm is hinged to clamping means by a plate which may be rotated and then fixed at any angle. The arm is extendable and at its distal end exhibits a T shaped plate and fence which itself may be rotated to any angle. The ability to fix the miter gauge at any position along the cutting station work surface along with two means of adjusting angles allows the fence to guide the work piece at virtually any angle.

Abstract: The present invention relates to a guide rail assembly for securement of a tube cutting apparatus for cutting of boiler tube walls to a fixed point on a tube wall, while allowing lateral repositioning of a cutting tool relative to the tube wall. The assembly includes a guide rail having a convex surface along which a carriage having a cutting device may be fixedly positioned by mating friction engagement of a concave surface of pairs of linear guide blocks secured to the carriage with the convex surface of the guide rail.

Abstract: A formable fiber-reinforced composite having an inner core of fiber-reinforced composite surrounded by a sheath of fiber-reinforced composite material. The inner core of fiber-reinforced composite has a plurality of longitudinally extending fibers disposed in a resin matrix material and formed in the shape of a rod. The sheath has woven or braided fibers impregnated with a resin matrix material in the form of a sleeve. A method of manufacturing the formable fiber-reinforced composite material is provided. The longitudinally extending fibers in resin matrix material is cured to provide a solid rod. A sheath is placed around the rod. The rod with sheath is treated (e.g., heat, chemical solution, or both) to remove the resin matrix material. Thereafter, the rod and sheath are impregnated with a resin matrix material. The resin is left uncured or partially cured to provide a formable fiber-reinforced composite material. The formable material may be flattened.

Abstract: The present invention refers to an aerial-supported procedure for the detection of landmines, duds or similar explosive bodies using a fluorescence procedure, including aerial-supported geo-referencing of the detected locations by means of a digital terrain model.

Abstract: The present invention relates to a countermeasure system having a substantially vertical launch tube that is at least generally rotatable about a vertical reference axis that extends through and along a length of the launch tube. This rotation capability of the launch tube may be used to affect an aiming of an associated countermeasure cartridge at least generally disposed therein. One or both the launch tube and countermeasure cartridge of this countermeasure system are generally equipped with a rotation inhibitor for substantially preventing independent rotation of the countermeasure cartridge relative to the launch tube at least when the countermeasure cartridge is disposed within the launch tube. The present invention is also designed to enable the associated countermeasure cartridge to be pitched over to a predetermined pitch angle (relative to the reference axis of the launch tube) to affect a desired flight path after launch of the countermeasure cartridge.

Abstract: An improved barrel link for consistently and reliably placing a barrel of a semi-automatic pistol into battery is disclosed. One embodiment of the present invention extends the width of the barrel link beyond that of the receiving channel of the barrel lug legs so as to substantially equal the exterior dimension of the barrel lug. In addition, the portions of the barrel link extending beyond the width of the channel of the barrel lug are designed to provide multiple points of contact with the front face of the barrel lug in both vertical and horizontal positions so as to reliably and consistently place the barrel into battery. The additional width of the barrel link and additional contact between the link and barrel lug aids in stabilizing lateral and rotational forces prolonging the life of the weapon.

Abstract: Pneumatic brake booster (10) for a motor vehicle, comprising a moving internal partition (14) provided with a cup (38) covered by a sealing diaphragm (42) connected to the inner periphery of the casing (12), of the type in which the booster (10) is intended to be fastened to a bulkhead (34) of an associated vehicle by means of tie rods (24) of axial orientation passing through the casing (12) of the booster (10) and through the moving partition (14), and of the type in which the cup (38) has an aperture (46) associated with each tie rod (24) that accommodates a sealing ring (48) which is, on the one hand, fastened to the cup (38) and which is, on the other hand, slideably mounted on the associated tie rod (24), characterized in that the cup (38) comprises a tubular element (50) which contains the aperture and which extends at least axially in part around the sealing ring (48).

Abstract: An embodiment of a machine for brewing a beverage such as coffee includes a chamber and a piston assembly disposed in the chamber. The chamber is operable to receive a liquid such as water and a flavor base such as ground coffee, and to allow the beverage to brew from a mixture of the liquid and the base. The piston assembly is operable to filter a solid such as spent coffee grounds from the brewed beverage by moving in a first direction, and to force the filtered beverage out of the chamber by moving in a second direction. By modifying or automating some or all steps of the French press brewing technique, such a machine may control one or more of the brewing parameters with a level of precision that yields brewed coffee having a uniform taste from cup to cup. Furthermore, such a machine may brew the coffee with a speed that renders the machine suitable for use by establishments that serve significant amounts of coffee.

Abstract: A coffee maker is provided that is structured to control the temperature of water entering the brewing area, releasably secure a coffee pot in the coffee maker, detect the presence or absence of a coffee pot or mug in the coffee maker, provide a seal between the brewing basket and coffee maker to prevent excess steam from escaping and provide a water supply pressure detection system. A structure for preventing water leaking from an in-wall coffee maker from entering a wall cavity is also provided. A system and method of filtering sediment from water supplied to a coffee maker or other appliance is also provided.

Abstract: A coffeemaker composed of: a plurality of infusion heads that can each receive a predetermined quantity of a product to be infused; a common hydraulic circuit including, connected in series: a water reservoir; a flow meter for measuring the rate of flow of water from said reservoir; a pump; a heater; and a plurality of parallel outlet tubes each connected to an outlet of the heater, the heater and the pump being operative to deliver water from the reservoir to the heater through the flow meter; a control unit connected to the flow meter and the pump being for controlling the operation of the coffeemaker; and distribution devices connected in series with each of the outlet tubes and connected to be controlled by the control unit for delivering water or steam to each of infusion head as a function of signals received from the flow meter.

Abstract: An insert for use in a beverage preparation machine of a type comprising a brew head comprising an upwardly directed inlet for supplying water to the brew head and a downwardly directed outlet for outflow of beverage produced by the machine. The insert comprises, or is adapted to contain in use, a quantity of beverage ingredients in a brewing volume. A lower surface of the insert comprises an inlet and an outlet arranged to communicate respectively with the inlet and outlet of the brew head of the beverage preparation machine when the insert is inserted into the machine such that, in use, water from the inlet of the brew head passes upwardly through the inlet of the insert into the brewing volume and such that beverage produced from the water and the quantity of beverage ingredients passes downwardly through the outlet of the insert to flow out of the outlet of the brew head.

Abstract: A device for preparing drinks that incorporate a capsule selection function connected to a system for brewing the contents of the capsules to enable brewing to take place under optimal conditions. The device includes a storage system comprising capsules arranged in several sets, a mechanism for capturing a capsule individually from a set and releasing the capsule into a brewing system. The capture mechanism is able to move between the storage system and the brewing system and is designed in such a way as to adopt at least two positions, a first or reception position in which the capsule is held and is able to be transferred by the capture means and a second or release position in which the capture means can be opened to release the capsule from the capture mechanism. The device provides advantages in the handling of the capsule after its selection, in particular, its transfer, the brewing of its contents, and, optionally, the ejection of the spent capsule in a reliable, rapid and automated manner.

Abstract: A brewing apparatus for a coffee machine, in particular for domestic use, comprises a housing (10) which encloses a brewing chamber (19) and has a nozzle assembly (8, 9, 11) arranged on one side and a base (12) with an outflow (40) for the brewed fluid arranged on an opposite side, a sealing element (20) being provided between the nozzle assembly (8, 9, 11) and housing (10). According to the invention, the sealing element (20) is retained on the nozzle assembly (8, 9, 11) such that it can be moved in the direction of the housing (10) and of the brewing chamber (19). Sealing can thus take place straightforwardly and, in addition, it is possible to configure the volume of the brewing chamber (19) in a variable manner via the sealing element (20).

Abstract: A nut-cracking apparatus that is compact and efficient cracks nuts at high production rates. The nut-cracking apparatus includes an endless conveyor and delivers nuts from a hopper to a delivery point. The nuts are engaged at the delivery point by a nut-cracking unit which cracks the nuts. The endless conveyor includes nut pockets which are made up of separate nut pocket segments that are movable from open to closed positions. The nut pocket segments are in an open position where the nuts are cracked to provide ample room for cracking of the nut.

Abstract: A structure and method of using a reusable master printing plate is described. In one embodiment, the method uses an electric field to control a series of microvalves. The microvalves control a fluid flow that raises or lowers selected regions on a flexible printing surface to create a desired relief pattern. After creating the relief pattern, the pattern is fixed and used for printing. After completion of printing, the relief pattern is removed from the master printing plate and the printing plate may be reused by applying a new pattern.

Abstract: In the case of a sheet-transporting gripper configuration in a sheet-processing machine, e.g. printing machine, it is provided that a low-mass gripper housing contains thin side walls enclosing a gripper shaft such that imaginary extensions of leaf springs provided intersect at a point on a straight line which passes through gripper tips and a gripper-shaft axis. The point of intersection is located on the far side of the gripper-shaft axis, as seen from the gripper tips.

Abstract: A lined tray may be made by printing on a film an ink comprising from about 15 to about 50 weight percent binder resin selected from ethylene/vinyl acetate copolymers, polyamide polymers, polystyrene polymers, and acrylic polymers. The printed film is laminated to a tray substrate to form a lined tray substrate, so that the outermost ink surface of the printed film is directly adhered to the tray substrate. The lined tray may be formed into a tray.

Abstract: An infra-red proximity fuze system for a homing missile is provided that has Mercury Cadmium Telluride detector cells cooled to at least ?40° C., and a frequency response range of 5-7 microns, so as to be sensitive to target skin radiation due to kinetic heating and insensitive to jet-exhaust plume radiation. Three optics/detector modules are equidistantly spaced around the missile axis and each has first and second detector elements the three first elements being connected in a common channel to constitute a guard beam and the three second elements being likewise connected to constitute a firing beam, the guard beam field being displaced angularly from the firing beam field in the forward missile axis direction by about 6°.

Abstract: An apparatus for use in a wellbore comprises a heat insulating container having an inner space and having a structure defining a hollow containing a vacuum. The apparatus further comprises a reflective layer arranged on a surface of the heat insulating container to reflect heat for reducing radiated heat originated in the wellbore from reaching the inner space. Also, a signal-activated detonator is provided in the inner space of the heat insulating container.

Abstract: A track and linkage device for a locomotive designed to run on a track and powered by a turbofan engine comprises a track defining a channel having an open upper end and a plurality of ball bearings in the channel such that at least a portion of the ball bearings project through the open upper end of the channel. The ball bearings are at least partially coated with a material for reducing friction. A connector is associated with locomotive and has a slide surface thereon which slides on the ball bearings in the track. The slide surface includes a material on at least a portion of thereof for reducing friction when moving over the ball bearings.

Abstract: A train is connected to provide wired distribution power (WDP) using at least one standard locomotive consist. The train includes a first locomotive separated from a second locomotive by a plurality of cars; and a communication train line connected to the locomotive and cars and extending through the train. Each of the locomotives has a propulsion system, a propulsion controller to control the propulsion system in response to one of operator propulsion signal and multi-unit (MU) propulsion signal, and a MU communication line and connector for communicating control signals, including the MU propulsion signal, with an adjacent locomotive. At least the first locomotive is connected to the communication train line of an adjacent car by the multi-unit connector of the first locomotive to one of receive and transmit the MU propulsion signals via the communication train line.

Abstract: When a first article is to be delivered to a customer and a second article is to be collected from the customer, first rack components required for delivery of the first article and second rack components not required for delivery of the first article, yet required for collecting the second article, are specified. Delivery procedure and collection procedure of the articles using the specified first rack components and second rack components are instructed to a worksite. Accordingly, delivery and collection of the articles can be carried out by making efficient use of the rack components commonly used for the first article and the second article.

Abstract: An agricultural row-clearing unit for use with an agricultural row unit attached to a towing frame hitched to a tractor comprises an attachment frame adapted to be rigidly connected to the towing frame, a support element having a leading end pivotally connected to the attachment frame for vertical pivoting movement relative to the attachment frame, at least one agricultural tool mounted on the trailing end of the support element, and a hydraulic cylinder connected between the attachment frame and the support element for pivoting the support element around the pivotal connection to the attachment frame.

Abstract: The present planter unit, and planter implements using the present planter unit, include first and second discs and first and second pathways. The first and second discs may be generally planar and in a non-overlapping relation. As the planter unit is towed through a field, the first disc creates a first trench in the seedbed and the first pathway deposits a first material in the first trench. Subsequently, the second disc creates a second trench which is continuous with the first trench and partially fills the first trench. A second material is deposited in the second trench by the second pathway.

Abstract: A method of planting test plots of different seeds in a field includes loading a multi-row planter with a first seed, and traversing the field and planting a test plot of the test plot of the first seed in a portion of the test field; automatically removing the first seed from the multi-row planter and loading a second seed into the multi-row planter, and traversing the field and planting a test plot of the test plot of the second seed in the field.

Abstract: To provide a manufacturing system and a method for manufacturing sheet-like structures. The manufacturing system of sheet-like structures comprises a loosened portion forming apparatus which forms plural loosened portions, which are substantially U-shaped on a cord member, an arranging apparatus which inserts each of the plural loosened portions into each of the plural openings formed on a belt-like member and form plural linear portions in substantial linear form which connect each of the plural loosened portions respectively, a sewing apparatus which sews a belt-like member and each of the plural linear portions together with a thread member, and a belt-like member cutting apparatus which cuts a belt-like member in prescribed forms.

Abstract: The subject matter of the present invention is a method for joining at least two portions or sections of clothing or covering materials in the form of pieces of flexible skins, the materials of the two pieces of skin having a similar or different thickness and/or rigidity or folding stiffness, the join being formed between and along two edges folded opposite one another and in contact end to end of said pieces of skin, so as to form a joining line.

Abstract: An apparatus is provided for feeding and slitting mattress covers, quilts and other soft goods supported on a table. The apparatus has a first slitting wheel rotatable by a motor. A second slitting wheel is rotatable by the motor and contacts the first slitting wheel to provide a cutting action. The apparatus further includes a conveyor operable by the motor for conveying the soft goods past the slitting wheels, and a compression assembly having an actuator, a swing arm, and wheels for compressing the soft goods and holding the soft goods against the conveyor to preventing slippage or twisting.

Abstract: An aerodynamic lift enhancing gate valve assembly comprising an airfoil blade disposed at a leading edge of a sail, forming a gate between the trailing edge of the airfoil blade and the leading edge of the sail. The airfoil blade captures wind and redirects it over the cambered surface of the sail to enhance the aerodynamic lift of the sail. The pressure of the wind captured by the airfoil blade is regulated by springs or elastic bands. In operation, the chord of the airfoil blade remains substantially parallel to the chord of the sail.

Abstract: The invention relates to a floating offshore structure anchored to the sea bed. The floating offshore structure comprises a hull having longitudinal sides and transverse sides, bow and stern anchoring points for mooring a tanker vessel alongside the offshore structure, a deck at a predetermined height above sea level, hydrocarbon storage and/or processing devices being placed on the deck, a spacer member attached to the structure and projecting transversely from the sides for contacting a tanker vessel moored alongside the structure. The anchoring points of the structure comprise of quick release members, wherein the bow and/or stern anchoring points of the structure are situated on a deck which projects transversely from the hull of the structure substantially at the heights of anchoring points of the tanker vessel.

Abstract: A mooring device for mooring a boat at a selected nominal distance from a mooring point, with the boat being movable resiliently toward and away from the mooring point while biased into the selected nominal distance. First and second members are engaged with one another for movement relative to one another in longitudinal directions along the mooring device, and are resiliently biased, by a resilient biasing arrangement, into a nominal length which establishes the nominal distance. A band couples the first and second members for selected relative movement and enables ready adjustment of the length of the mooring device to any desired length within a range of length. A locking arrangement secures the band against movement to retain the first and second members at the selected length.