Abstract: A tray has a bottom panel, side and end panels and top shoulders at opposed ends of the tray. A separate cover extends across the top and down opposed sides of the tray. The cover has attachment tabs that extend into attachment slots in the tray. The trays may be stacked with an upper tray resting on the shoulders of the lower tray. The cover is a cover for the stack of trays with the side panels of the cover sized for different numbers of trays in the stack. One embodiment has stacking tabs extending above the tray. The cover has cut-outs to accommodate the stacking tabs.

Abstract: A described packing insert for disc-shaped objects has a ring and a deformable contacting portion supported by the ring and extending from a circumference of the ring. The contacting portion has one or more solid portions extending from the circumference. The solid portions define a plurality of radially arranged members separated by a plurality of void regions, where the solid portions extend radially from a circumference of the ring.

Abstract: An apparatus for the automated processing of bulk mail in a continuous and automatic procedure includes an operative combination of processing stations including an input station for receiving incoming mail in bulk fashion and for separating the pieces of mail for individual delivery to the remainder of the apparatus; a station for detecting irregularities in the contents of the envelopes, such as metal items, folded contents, or oversized items; a station for out-sorting envelopes rejected in accordance with determinations made at the detection station; a station for opening the envelopes, preferably along multiple edges; a station for removing the contents from the opened envelopes, for subsequent processing of the contents; and a series of stations for handling, imaging and orienting the contents for subsequent delivery to a plurality of output stackers.

Abstract: The invention relates to a flotation process for removal of slimes from potash ores which includes a step in said process wherein a collector is used which is a mixture of ethoxylated fatty amines having the formulae (I) wherein R1 and R2 are, independently, a hydrocarbyl group having 1-22 C-atoms, and n is on average above 15 and less than 100, and (II) wherein R3 is a hydrocarbyl group having 8-22 carbon atoms; z is a number 1-3; X, Y and Y? are, independently, an alkyl group with 1-4 carbon atoms or the group -(EO)sH, wherein EO is an ethyleneoxy unit and s is on average 5-50, and the sum of all s is on average 15 or more, and less than 100; provided that at least one of X, Y and Y? is a group -(EO)sH; and where the molar ratio of I to II is 1:5 to 5:1. The invention also relates to said mixtures of collectors where the molar ratio of I to II is 1:5 to 5:1.

Abstract: A shaker screen including a composite frame, a removable grid attached to the composite frame, and at least one filtering element attached to the removable grid is disclosed. A method including forming a composite frame, forming a removable grid, attaching at least one filtering element to the removable grid, and attaching the removable grid to the composite frame is disclosed. Additionally, a method for rebuilding a shaker screen, the method including removing a first screen assembly from a composite frame, the screen assembly having a removable grid and at least one filtering element, and attaching a second screen assembly to the composite frame is disclosed.

Abstract: A sorting machine for sorting mailpieces such as letters and flats, said machine having at least one row of sorting outlets (3) and a trolley for handling the mailpieces as a stack outside the sorting outlets. The trolley is mounted to slide on the machine along said row of sorting outlets and carries a deck that is substantially horizontal and that is mounted to move in rotation relative to the trolley (8) about a vertical axis so as to take up at least two angular positions that are offset from each other by 90 degrees.

Abstract: A machine enabling automatic sorting of defective gelatin capsules based on the diameter and the weight of the capsule. The machine enables the automatic selection and rejection of the gelatin capsules having assembly and metering defects. The device consists of a rimmed selection disk rotating on an inclined plane of about 20 degrees relative to the horizontal direction. The disk has one or two rows of suitably sized apertures drilled about its circumference for holding the defective gelatin capsules until the defective gelatin capsules are automatically expelled by a blast nozzle. The properly assembled gelatin capsules pass freely through the sized apertures. While falling, the gelatin capsules individually pass a blast screen which expels the flawed gelatin capsules. Acceptable gelatin capsules are not deflected by the air blast and are discharged from the machine via the outlet chute.

Abstract: A filter medium includes at least one filter membrane (10) having a fabric ply (12) as a supporting and protective layer. At least one additional filter membrane (14) with another fabric ply (16) as a supporting and protective layer is also provided. A third fabric ply (18) extends between both adjacent filter membranes (10, 14). Both adjacent filter membranes (10, 14) are connected together by the threads (26) of the other two plies (12, 16) which reach through to the third ply (18).

Abstract: An inorganic membrane having an improved pore structure. The membrane has a mean pore size of up to about 100 nm and a mean particle size in a range from about 10 nm to about 100 nm. In one embodiment, the membrane comprises ?-alumina and is formed by providing a coating slip comprising ?-alumina; applying the coating slip to a support surface to form a coating layer; drying the coating layer; and firing the dried coating layer at a temperature of at least about 1000° C. to convert at least a portion of the ?-alumina to ?-alumina and form the inorganic membrane.

Abstract: A method for producing tubular membranes creates a very inexpensive production method, while obtaining very high output rates for tubular membranes. A tubular member (10) is formed from several threads (12) in such a way that at least some of the threads (12) are tightly tied together along web-type connecting lines (14) that are composed of longitudinal threads. At least some of the threads (12) form a transversal connection (16) between adjacent longitudinal threads (14) in between the web-type connecting lines (14). A predefined membrane material (18) is applied to the tubular member (10).

Abstract: A manufacturing facility includes a storage facility and a production facility. Workpieces are located in the storage facility in temporary storage accommodations, and are moved between the storage facility and stations in the production facility by mobile carrier units. The temporary storage accommodations may be units having a generally circular lading envelope, and an hexagonal optimal packing density. The mobile carrier units may be automated guided vehicles and may include self-navigating software, and interactive communication with other guided vehicles to permit suitable routes to be chosen, or to permit obstacles to be avoided. The facility may include a workpiece retrieval apparatus used for transferring workpieces between the storage accommodations and the automated guided vehicles, or to other locations. The workpiece retrieval apparatus may be mounted on a bridge, and may include a multi-element raising and lowering array that is biased to oppose torsional deflection of the lifting member.

Abstract: A clothing display fixture includes a sleeve having an inner surface, an outer surface, a pair of opposing edges defining a top and a bottom, a joint, a first cross member and a second cross member. The first and second cross members have first lengthwise edges and opposing second lengthwise edges and first widthwise edges and opposing second widthwise edges. The first and second opposing widthwise edges are located adjacent to the inner surface of the sleeve such that the second widthwise edges span across the joint and wherein the first and second support members extend through a center of the sleeve.

Abstract: An improved sports equipment frame includes frame having a main vertical member including an upper end and a lower end, and a plurality of extensions projecting laterally from the main vertical member; and a bowed hanger extending from the main vertical member for draping an article of clothing, the hanger elevationally located between the upper and lower ends of the vertical member. In a preferred embodiment, the sports equipment rack includes pant leg restrainers for suppressing movement of the legs of pants during spray washing, and a headgear support plate having a generally flat upper surface that is larger than the cross sectional area of the vertical member. The sports equipment rack is lightweight, compact and portable, and is suitable for storing, organizing, washing and drying various types of sporting equipment and clothing.

Abstract: The present invention is directed to a sealing means for sealing of a neck of a container, especially a container for carbonated beverages. The sealing means comprises a radially deformable outer sealing means suitable to be engaged with an outer free surface of a neck of the container. The outer sealing means comprises an annular base which blends by a blend into a vertical top surface and at least one annular sealing ring arranged at a free end of the annular base, protruding radially inwardly above the inner surface of the base and forming in engaged position with the neck a first contact area with the outer free surface.

Abstract: A closure for a sealed container of a pourable food product includes a pouring spout which has at least a layer of gas- and/or light-barrier material and a pour opening closed by a cover portion on the side opposite to the side facing, in use, the container, and a cap fittable to, and removable from, the pouring spout; the cover portion has a through cut at its periphery and is joined to a top wall of the cap superimposed on the cover portion, so that the cover portion defines a layer of gas- and/or light-barrier material of the cap and can be removed together with the cap from the pouring spout during first unsealing of the closure; a sealant is provided on a given area of the top wall of the cap for cooperating with a region of the pouring spout.

Abstract: There is provided a food container for use in freeze storage of a food portion. The food container comprises a body defining a compartment for receipt of the food portion; a sealing lid for reversible sealing of the compartment; and provided to the body, one or more connectors, each connector arranged for reversible mating connection to a mating connector provided to a second body of a second similar food container.

Abstract: A floating modular cover for a water storage consisting of a plurality of modules in which each module includes a chamber defined by an upper surface and a lower surface there being openings in the upper surface to allow ingress of water into said chamber and openings in the upper surface to allow air to flow into and out of said chamber depending on the water level within said chamber to provide ballast for each module floats. The modules prevent water evaporation from the area covered and the shape and size is selected to ensure that the modules are stable in high wind conditions and don't form stacks. The modules may be made from identical hexagonal or octagonal halves by blow molding or thermoforming.

Abstract: A three position, selectively openable twist lid for a drinking vessel has separate drinking and venting apertures. The lid has two parts—a base member and a cap member. The base and cap members can be relatively rotated from a first, closed position to a second, open position and to a third, disengaged position in which the cap and base members may be separated for cleaning.

Abstract: A method of medical waste disposal comprising (a) positioning an open end of a container relative to a hood assembly such that the hood assembly substantially covers the open end of the container; (b) depositing medical waste in the container through a passage defined by the hood assembly until the container is at least partially full; (c) placing a lid over the open end of the container such that the open end is substantially closed; (d) disposing of the container; (e) sterilizing the hood assembly; and (f) repeating step (a).

Abstract: Waste disposal device includes a container, a lid, and a rotation mechanism that rotates a waste-containing member when present in the container. A slide mechanism enables opening movement of the lid to cause the rotation mechanism to rotate the waste-containing member or prevent the rotation mechanism from rotating the waste-containing member depending on its setting. A foot pedal assembly includes a foot pedal and a spring, and causes both opening of the lid when the foot pedal is depressed and closure of the lid when the pressing force is removed. The spring is moved against its bias upon depression of the foot pedal and returns to its original state when the pressing force is removed to cause closure of the lid and rotation of the waste-containing member. The device may be used for medical waste from hospitals, doctors' offices, home health care personnel and facilities, nursing homes, and biohazard laboratories.

Abstract: A single use packing and dispensing technique includes a filter element as part of the packaging to permit a user to drain the packing fluid while retaining the primary package contents such as pickles, olives, canned vegetables, fruit, canned meats, poultry and fish. A strainer may be incorporated into any suitable aspect of the packaging along with a removable sealing element.

Abstract: The neck closure has a wedge-shaped hollow neck with lips formed on the front wedge edge by converging wedge surfaces, the lips being connected to form a one-piece closed lip by a thin section, and having a cover cap that can be placed over the neck. When the cover cap is in place, the front region of the wedge-shaped neck is held in a position that has been rotated through at least 5 DEG in a clockwise direction, viewed from above, in relation to its normal unstressed position, as a result of the inner moulding of the cover cap. When the cover cap is rotated anti-clockwise, from this closed position, force is only applied to the front wedge edge region of the neck by pressure surfaces projecting from the inner face of the cover cap at diametrically opposed points on said front wedge edge region.

Abstract: A vent pipe is disclosed for use in the vent tank of an aircraft fuel system. The vent pipe is arranged with guide vanes or corner cascades for assisting the flow of fluid around the corners.

Abstract: A drink cooler with cold storage that includes an inner wall disposed circumferentially around a central cavity, the central cavity configured to releasably receive a cylindrical storage shaft slidingly insertable to, and retracable from, the central cavity, wherein items stored inside the storage shaft are kept cool by means of a chilled solution (such as ice water) stored within, and dispensible from, an interior cavity disposed between the inner wall and an insulated outer wall.

Abstract: The present invention concerns a large-volume storage vessel (100, 100?), comprising a closure section (200, 200?, 200?) closed by a base (210, 210?, 210?), another closure section (200, 200?, 200?) or a base (400) and/or and at least one intermediate section (300, 300?), at least two of the adjoining components being joined to each other by a joining means (500) comprising two collars (510) produced on the annular free ends of these two components while being turned facing each other, a plurality of bolts (520) passing through the two collars (510) in order to assemble them. According to the invention, the joining means comprises a plurality of washers (522) mounted on the screws of the bolts (520) while being interposed between the two collars (510) in order to form between them an annular volume (532) for receiving a sealing means (530).

Abstract: Provided are an automatic tablet dispenser of an automatic medicine packing machine, and a tablet supply method thereof, which are capable of automatically packing various-shaped tablets, and accurately, cleanly and rapidly distributing the tablets without missing any. The automatic table dispenser which is installed in a medicine packing machine for automatically packing tablets, includes: a body including a space for containing the tablets therein and a guide track for guiding the tablets contained in the space upward from a bottom of the body; and a driver vibrating the body so that the tablets contained in the space of the body are transferred upward along the guide track.

Abstract: A representative stack of sheets including sheet bodies each of which is formed by folding a sheet and has a plurality of pieces between both ends of the sheet body. The sheet bodies are stacked one on another in such a manner that one of the plurality of pieces of each of the sheet bodies on one side in a stacking direction and another piece on the other side are inserted between pieces of an adjacent sheet body on one side in the stacking direction with respect to the sheet body and between pieces of an adjacent sheet body on the other side in the stacking direction, respectively, wherein an auxiliary piece is formed by folding an end of the piece of the sheet body.

Abstract: A powder-metering apparatus (1) for dispensing measured doses of a powder into a receiving container has a handling and positioning device (2) with a handling arm (3) designed to handle a metering device (4, 4a, 4b, 4c). The metering device has a reservoir container (31, 31a, 31b, 31c) with a metering head (32, 32a, 32b, 32c) which has a discharge orifice (5, 6) and a flow-control element (34, 35, 36). The flow-control element controls the rate at which powder leaves the discharge orifice. The powder-metering apparatus is equipped with an impact device (11, 111) adapted to shock the metering device with upward-directed force pulses of high intensity and short duration.

Abstract: A toy gun has a body, a chamber and a nozzle. A piston moves within the chamber to cause fluid in the chamber to be emitted via the nozzle. A handle is connected to the body, and a gear mechanism cooperates with the handle and the piston to convert movement of the handle to lesser or greater movement of the piston.

Abstract: A multipurpose dispenser having a container body adapted to removably retain a plurality of product containers within the container body is disclosed. The dispenser includes a plurality of dispensing devices coupled to the container body. The dispensing devices are adapted for dispensing products from the product containers removably retained within the container body. The dispensing devices include dispensing actuators and nozzles. The dispensing actuators activate dispensing of products through the nozzles for use of the products.

Abstract: This discharge container is a discharge container provided with a container main body, a discharge pump and a fixing cap, in which the discharge pump is provided with a cylinder member made of a large-diameter cylinder and a small-diameter cylinder, a piston member mounted on the cylinder member and a nozzle head. The piston member is provided with a piston, a poppet valve, a piston guide, an air piston, an air piston valve and a stem. The air piston is provided with an inner tube portion engaged with the outer circumference of the piston guide, an upper wall portion, and a sliding tube portion engaged with the large-diameter cylinder internally so as to slide freely.

Abstract: An apparatus for dispensing material is provided having a body portion and housing for supporting cartridges filled with materials for dispensing. The housing includes a dispensing end, an attachment end, and an elongated opening for receiving the cartridges. The apparatus further comprises an attachment assembly located at an end of the body portion for attaching the housing to the body portion. The attachment assembly includes a first set of threads located about the perimeter of the attachment assembly. A second set of threads are located about the perimeter of the attachment end of the housing for engaging the first set of threads, forming a threaded connection and attaching the housing to the body portion.

Abstract: A seed metering gate assembly (12) is provided for use with an upright seed bin (10) having a shiftable primary gate (24), wherein the gate assembly (12) provides an additional seed flow control function allowing more accurate dispensing of seed from the bin (10). The gate assembly (12) includes a seed hopper (13) equipped with a fore and aft-shiftable metering gate (42) movable between a closed position and an open position presenting a seed output passageway (40). Apparatus (62) is operably coupled with the gate member (42) in order to determine the travel of metering gate member between the fully closed position and a plurality of open positions presenting respective, differently sized passageways (40). The apparatus (62) preferably includes a rod (64) having a series of through openings (70) and coupled with the gate member (42), with a shiftable, motion-limiting collar (72) mounted on the rod (64) and securable at any of the openings (70) by a clip (76).

Abstract: The device allows individuals suffering from a reduced physical mobility to easily put on socks (C) and stockings, previously inserted onto a special widener (1) that will maintain the garments in open position by way of appropriate hooking elements (4, 5). The user will be able to insert his own foot inside the sock or the stocking, and by sliding his limb inside the widener (1), he will be able to put on the garment without any strain. Once the user has finished dressing, special tension ribbons (6), connected to the hooking elements (4, 5), allow the release of the garments from the widener. The use of the device is made possible by handles (7), linked to telescopic rods (8) whose length is fixed or adjustable according to the height of the user, hinged onto joints (9) or equivalent elements connected to the widener by pins (10) or equivalent elements.

Abstract: A sling is held in a folded state under a cheek piece attached to the butt of a rifle or gun stock, and deployed by drawing from the cheek piece and attaching to a forward end of the rifle or gun. A rear sling end may remain attached to the rear of the rifle or gun at all times. The folded sling is stowed in a channel formed beneath the cheek piece by a releaseable flap, with a forward sling end exposed at the rear of the channel. The sling is deployed by drawing from the rear of the channel and then reaching forward to attach to the forward end of the rifle or gun. The sling may be returned to the folded state by folding the sling, releasing one side of the flap, placing the folded sling under the cheek piece, and reattaching the flap.

Abstract: A device and method for carrying and protecting a child in a first arrangement, and for securing a child to a stationary object in a second arrangement, are provided. In one version, the device includes a base panel having an interior side and an exterior side, wherein a crotch panel is deployable from the exterior side. Straps are provided for securing a child between the interior side and a wearer of the device. The device further includes a waist panel that secures the child in place in when carrying the child in the first arrangement, and also for attachment of the device in the second arrangement to a stationary object, such as to a standard sized chair or a seat in a vehicle. A retractable hood is further optionally provided to protect the child's head from neck strain and environmental damage.

Abstract: The present invention relates to a support assembly (1) for securing a bicycle to a load carrier for vehicles, comprising a bar (2), which is provided at both ends with a gripping means (3, 4) for mounting the support assembly between a substantially fixed frame of the load carrier and the bicycle, a common tensioning means (5), when tightened forcing together said gripping means (3, 4).

Abstract: A vehicle article carrier apparatus for supporting articles above an outer body surface of a vehicle that has a pair of support rails fixedly secured to the outer body surface. Each support rail may have at least one structural feature in a wall portion thereof. At least one cross bar having a pair of end supports may be supported on the support rails. At least one of the end supports may have a pivotally mounted locking lever and a pivotally mounted locking member operatively coupled together. The locking member may have an element adapted to engage the at least one structural feature in the support rail. Structure associated with each of the locking lever, a housing of the end support, and the locking member cooperate to prevent the locking lever from being moved into a seated position in a recess of the housing if the end support is not aligned with the structural feature in the support rail.

Abstract: A rack for carrying cargo on top of a vehicle includes a pair of crossbars. Each crossbar spans a pair of rails. The crossbars are connected to the rails by towers. Each tower has a claw assembly which is adjustable along two axes.

Abstract: An adapter for a support enclosure bin for a roll of thermoplastic bags is described. The bin has a half round cylindrical wall, first and second vertical side walls attached to a supporting rim. The rim has spaced apertures for mounting the bin to a surface that has an opening that permits passage of outer surfaces of the walls but not the rim. The side walls have integral channels that provide support for a rod for a wide roll of bags. The adapter includes first and second bag dispensers for vertically folded coreless roll mounted bags. Each of the dispensers has first and second side panels that are attached together with a connecting link that aligns the front edges and bottom edges of the dispensers. First and second axles are mounted adjacent the outer side panels of the dispensers with positioning wheels that engage the integral channels of the bin.

Abstract: A staple refill includes a refill body accommodating sheet-type connected staples. The refill body includes a bottom wall, a right wall provided on a right side of the bottom wall, a left wall provided on a left side of the bottom wall, and a front wall provided on front sides of the right and left walls. A pressing member is provided in the refill body in a movable manner to press the sheet-type connected staples, the pressing member including a first guide projection at a front end of the pressing member configured to contact an inner surface of the front wall.

Abstract: A pneumatic tool includes a tool body, a nose part for ejecting a nail, which is provided in a lower part of the tool body, an air chamber for storing compressed air, which is provided in the tool body, an air supply pipe for supplying the compressed air from an air supply source to the air chamber, an air duster, an air duster pipeline connected to an air outlet of the air duster, and an air duster valve for controlling supply of the compressed air to the air duster pipeline.

Abstract: A fastener driving tool includes a housing, a motor, a plunger, a spring, a drum, and one of a cable and a sheet member. The motor is provided in the housing. The plunger is provided in the housing for impacting a fastener in a fastener driving direction. The spring urges the plunger in the fastener driving direction. The drum is rotatably supported in the housing and is rotationally driven by the motor. The one of a cable and a sheet member is capable of being wound over the drum and has one end fixed to the drum and another end acting on the spring for transmitting a driving force of the motor to the spring. The spring is configured to accumulate a resilient energy therein for impacting the fastener by the plunger. The resilient energy of the spring is accumulated by forcible resilient deformation thereof as a result of winding of the one of the cable and the sheet member over the drum rotationally driven by the motor.

Abstract: Surgical stapling apparatus are disclosed including an anvil having a working surface with a shaped topography, and a staple cartridge, in juxtaposition with the anvil. The staple cartridge includes a working surface with shaped topography which is complementary to the shaped topography of the working surface of the shaped anvil. When the anvil and the staple cartridge are approximated with or toward one another, at least a portion of the working surface of the anvil cooperates with at least a portion of the working surface of the staple cartridge to enhance alignment of the staple cartridge and the anvil in at least one of a transverse and longitudinal direction.

Abstract: A fastener cartridge can comprise a compressible, collapsible, and/or crushable cartridge body and fasteners embedded within the cartridge body which can be utilized to fasten tissue. In use, the fastener cartridge can be positioned in a first jaw of a surgical fastening device, wherein the first jaw can be positioned opposite a second jaw, or anvil. The anvil can be engaged with the fastener cartridge to compress, collapse, and/or crush the cartridge body and deform, or otherwise deploy, the fasteners contained therein. As the fasteners are deformed or deployed, the fasteners can capture at least a portion of the cartridge body therein along with at least a portion of the tissue being fastened. In various embodiments, the fastener cartridge and/or the first jaw can comprise retention features which can allow the fastener cartridge to be selectively inserted into the first jaw in a first orientation or a second orientation.

Abstract: A surgical instrument is designed for clamping, cutting, and/or joining tissue. This surgical instrument includes a handle portion, an elongate portion extending distally from the handle portion, first and second jaw members disposed adjacent a distal portion of the elongated portion, a shaft movable upon actuation of the handle portion, and a knife bar operatively coupled to the shaft. At least one of the jaw members is movable with respect to the other between an open position and an approximated position for engaging body tissue therebetween. The knife bar has a curved profile and moves along at least one of the jaw members upon movement of the shaft.

Abstract: Surgical stapling methods and tools which allow a surgeon to create several different predetermined amounts of tissue constriction using the same staple (11) loaded in such a tool (31). A stapling tool (31) holding one or more staples in an effector section (35) contains a mechanism for spreading the pointed ends of a staple to one of several spaced apart distances as controlled by an actuator-indicator (43). Depending upon the distance the pointed ends have been spread when the staple is implanted into tissue (51), the amount of constriction accomplished by the staple is varied. An improved staple construction (61) of increased rigidity is also shown.

Abstract: A mobile manufacturing platform is provided. The mobile manufacturing platform has a base, a cutting platform, and a welding platform. Additionally the mobile manufacturing platform has a rail system capable of moving the stock material in X, Y, Z coordinates around the platform. Stock material can be manufactured into a final desired piece at a building site by being cut on the cutting platform and then welded on the welding platform. A finishing station for painting and other finishing may also be added. The mobile manufacturing platform can be moved from building site to building site or wherever on-site manufacturing is preferred.

Abstract: The invention provides a method of assembling together two thin plane parts (1, 2) by friction welding. A main sheet (19) made of a material having high thermal conductivity is held against the parts (1, 2) for assembly. The main sheet (19) picks up the heat induced by the friction of a welding pin (5) against the parts (1, 2) for the purpose of forming the weld bead (17), and it dissipates this heat by radiation. Temperature regulation of the welding operation is obtained by the main sheet (19), ensuring that no localized excess heating occurs in the welding zone. The main sheet (19) is based on copper and presents a thickness that is less than the thickness of the parts (1, 2).

Abstract: An ultrasonic stir welding system includes a welding head assembly having a plate and a rod passing through the plate. The rod is rotatable about a longitudinal axis thereof. During a welding operation, ultrasonic pulses are applied to the rod as it rotates about its longitudinal axis. The ultrasonic pulses are applied in such a way that they propagate parallel to the longitudinal axis of the rod.