Abstract: This device comprises a generator of electric signals adapted to generate a first signal whose frequency is proportional to the speed of the output shaft of the transmission and whose amplitude is a function of the load of the motor with which this transmission is associated, and means for producing from said signal the ratio change characteristics.The device further comprises means for producing from the generator signal an additional electric signal whose amplitude is a function of the frequency of the first signal, means for weighting and comparing said first signal and said additional signal so as to obtain a signal representing periodically the desired state of the transmission, and means for memorizing the desired state of the transmission connected to the measuring and comparing means to change the transmission from one ratio to the next ratio as a function of the signal produced by the weighting and comparing means.

Abstract: A foil applicator tool for use in construction of stained glass panel assemblies is formed by a body having a plurality of grooves each of which have an upper portion with a base formed by shoulders for supporting foil in strip form. The upper portion has parallel side walls which closely receive the foil strip. Each groove has a lower portion centrally located with respect to the upper portion. The walls of the lower portion are parallel and closely receive the marginal edge of a stained glass panel and foil to fold the foil about the edge of the glass when it is pressed down into the lower portion of the groove with the foil interposed. The grooves extend over a substantially planar top surface of the tool body and over a curved end surface.

Abstract: An upper main bearing removal tool is provided which includes an elongated handle section joined at one end to one end of an arcuate blade section, the free end of the blade section being flat for engagement with an edge of a main bearing with the free end of the handle section being flat for engagement by an impact tool. The arcuate length of the blade section is aproximately 135 degrees and the handle section has an axis in a plane intersecting the arcuate blade section in a region approximately midway between the ends thereof.

Abstract: A hydraulic wrench includes a housing formed with two parallel cylinder bores in which axially displaced pistons are guided movable between an active forward stroke and a return stroke. A pair of piston rods are each pivotally connected at one of the ends thereof to a respective one of said pistons and at the other ends pivotally connected to a pair of drive arms which are freely turnably mounted on a shaft, which in turn is mounted for rotation about an axis normal to and transversely spaced from the cylinder bores. At least one pair of ratchet gears are mounted on the shaft for rotation therewith, with the teeth on one gear displaced in circumferential direction with respect to the teeth on the other gear, and at least one pair of pawls are pivotally carried by the drive arms for respectively engaging with the teeth of the two ratchet gears to rotate the shaft in one direction during the active forward stroke of each piston.

Abstract: To effect a rotary turning operation on workpiece, the workpiece is rotatably driven and a tool tip, which is mounted for rotational movement relative to the carrier, is brought into engagement with the rotating surface of the workpiece to remove material therefrom. A tool for effecting such an operation comprises a spindle supported by the carrier for rotational movement about the axis of the spindle, means for clamping the tool tip at one end of the spindle and means for applying an adjustable force between the spindle and the carrier to prevent the spindle being, in use, rotated about its axis by the frictional torque imparted by the rotating workpiece. There is also provided means for connecting the spindle to an external drive mechanism so that said spindle can be positively driven to rotate about its axis relative to the carrier.

Abstract: A tool assembly includes a plurality of tool bit inserts, each having a cutting edge formed on at least one end of the insert, the insert being securely clamped to the head portion of a shank which is mountable to a machine tool, with the cutting edges of the inserts projecting outwardly from an edge of the shank in an ascending staggered configuration starting with the first cutting edge to contact the workpiece. As preferably embodied, the shank has a cut-out in its front end, providing a seating surface to support the inserts and a bearing surface segment for each insert to abut the back edge of its corresponding inserts, the segments being formed in an ascending step-like configuration to provide the stagger for the cutting edges of the inserts.

Abstract: Apparatus for moving lightweight articles, for instance thermoplastics cups, in which the articles are moved from one location by ejector pins which push the articles onto a conveyor for transfer to another location. The articles are held in a desired orientation as they are moved by the pins. Ideally, a passage extends through each pin to hold the articles thereto by vacuum which alternates with air pressure in the passage to force articles from the pin onto the conveyor when the pin is closest to the conveyor. The pins move along guide passages which assist in maintaining articles properly orientated and stabilizing plates are preferred adjacent the conveyor to stabilize articles during transfer onto the conveyor. The apparatus is useful in removing thermoformed cups from sheet and for this purpose a cutting device may cooperate with each ejector pin for cutting and then transferring cups.

Abstract: An apparatus for the longitudinal cutting of webs of material into individual strips has a plurality of cutter pairs consisting of a lower cutter and an upper cutter and disposed side by side. The spreading of the material on its width and the spreading apart of the strips of material after cutting is brought about solely by the mounting of the cutter pairs in an arc along the direction perpendicular to the direction of travel of the web and by the tilting movement of the cutter pairs into the plane of movement of the web of material.

Abstract: A shearing machine for severing parallel longitudinal members of grids or gratings has a horizontal guide-beam (9) which is stationary during the cut and upon which are provided counterbutts (17) in the manner of comb teeth; and a cutter-beam (10) which is movable parallel to and alongside the guide-beam during the cut and upon which blades (18) are provided in the manner of comb teeth, the blades cooperating with the counterbutts on the guide-beam to shear longitudinal members extending through notches (19,20) formed between adjacent counterbutts of the guide-beam and between adjacent blades of the cutter-beam. The guide-beam and the cutter-beam are guided in a machine frame for vertical movement into and out of a working position in engagement with a grid or grating and are associated for common motion in the vertical direction.

Abstract: A pipe notching tool to produce a notch extending longitudinally of the pipe from an end thereof, the tool including two members pivotally interconnected, one member having a slotted die part and the other member having a blade which can be inserted in the die part as a result of relative pivotal motion between the members. The blade has a curved cutting edge which produces a continuing shear as the blade is inserted into the die so as to reduce the amount of effort required to complete the notching operation.

Abstract: There is provided a hydraulic shock absorption cutting and/or punching system which may be applied to a pre-existing press with said system having at least one damping cylinder that is under preset pressure supplied by a pump with the pressure chamber of the cylinder being connected with a damping valve. The damping valve has a piston-type displacing element including a throttle member, the construction and design of which provides for pressure-dependent adjustment of said throttle member in a housing on axial movement of said throttle member so that the cross section of a throttle gap is finely controlled and pressure-dependent adjustment of said gap is attained while also providing for practically constant flow through said throttle gap.

Abstract: Basic steel rule dies are provided which can be combined to produce a variety of die cut patterns. Each basic die contains sufficient magnetic material to hold it in place on a steel chase during the cutting operation.

Abstract: An octave conversion system of the fundamental frequency of an audible tone signal produced by electrically picking up mechanical vibration of a musical instrument in which the audible tone signal and an audible modulation signal having a frequency in a preselected relation to the fundamental frequency of the tone signal are applied to a multiplier which is preferably constituted by a voltage-controlled amplifier. When the modulation signal has a frequency half that of the tone signal, the tone signal is one-octave down-converted, while, when the modulation frequency is equal to the tone signal frequency the tone signal is one-octave up-converted. With this frequency conversion system the fundamental wave component of the octave-converted tone signal has the same envelope as that of the original tone signal. This frequency conversion system is advantageous in attaining small size versions of electric musical instruments and extension of inherent compasses of electric musical instruments.

Abstract: An electronic musical instrument comprises a keyboard circuit providing a pitch determining voltage signal whose magnitude corresponds to the note of a key depressed, a rectangular wave generation circuit generating a rectangular wave voltage signal, and a voltage controlled oscillator connected to receive the pitch determining voltage signal and the rectangular wave voltage signal to produce alternately first and second tone signals for trill performance. The tone pitch of the first tone signal depends on the magnitude of pitch determining voltage signal and the tone pitch of the second tone signal depends on the magnitudes of pitch determining voltage signal and rectangular wave voltage signal. The musical intervals between tone pitches of the first and second tone signals depends on the magnitude of rectangular wave voltage signal.

Abstract: A method and composition of preventing the valves and slides of musical instruments from sticking or becoming sluggish at low temperatures. The method involves the application of a solution comprising a polyhydric alcohol, a monohydric alcohol, and water to movable parts. The method and composition may also be used to lubricate the valves and slides of the instruments and other movable elements.

Abstract: A flute accessory that provides a protective shield around the embouchure hole area of a flute to enable a flutist to produce normal tones regardless of adverse outdoor conditions. Wind shield includes a top member, a front member, a bottom member, a left plate, and a right plate. Wind shield is attached to the barrel of a flute so that the left and right plates are equally spaced from the sides of the embouchure hole plate. Top member is joined by a bend to the front member. Front member is joined by a bend to the bottom member. Left and right plates are secured to the sides of the top and front members. The left and right plates each have a facing edge and a holding portion. The facing edges of the left and right plates and the free end of the top member are shaped to provide a comfortable fit when the device is placed against the face of a flutist.

Abstract: A barb for engagement with a body 13 of deformable material such as nylon has a sharp edge 28 at the top of a relatively steep face 29 forming one side of a trough 32. A ledge or rim 38 projects from the face 29, about halfway up the face 29, and provides an abutment which restricts the extent to which the deformable material can enter the trough. This improves the resistance of the barb against being pulled out of the trough. This form of barb is particularly applicable to fasteners of the type in which a threadless bolt having barbs is embedded in a shell carrying a nylon sleeve.The barb is manufactured by a rolling process in which two dies are successively applied to a cylindrical blank, the first die to form the trough 32, and the second die to form the ledge 38.

Abstract: A fastener which includes an unthreaded bolt member having two groups of grooves formed therein is disclosed. All the grooves within each group have the same depth. The group of grooves furthest from the workpiece have a greater depth than the group of grooves adjacent to the workpiece, thus permitting a more uniform load distribution along the shank of the bolt.

Abstract: A drilling and tapping screw constructed from a 300 series stainless steel material which has the corrosive resistance of the high chromium high nickel content stainless steel while still being capable of drilling through carbon steel materials or the like. The product is constructed by forging the point at very slow forging speeds, resulting in a drill screw which is a predominantly martensitic structure at the drill point while predominantly austenitic in the shank and head regions.

Abstract: A wall fastener structure which is particularly adapted for use with plasterboard walls can be constructed so as to use an expansion member and an expanding member. The expansion member is preferably a unitary article formed out of a somewhat resilient polymer material so as to include a sleeve, a flange extending outwardly from one end of the sleeve, and two arms extending outwardly from the other end of the sleeve. These arms are internally dimensioned so that a blade like shank on the expanding member may be inserted and twisted so as to cam or force outwardly the arms into engagement with the interior of a hole in a wall in a similar structure. The expanding member also includes a head limiting the amount that it can be inserted into the expansion member.

Abstract: A camouflage launching device for launching camouflaging means into an azth sector of an incoming transmission beam, having a launching rotor with a plurality of camouflage launching devices and motor driven for being rotated about a vertical axis, to place the rotor in a ready status, a stator with an antenna for receiving an incoming transmission beam from any azimuth, and a plurality of angularly spaced fire transmitters cooperating with fire receivers of the rotor for firing camouflage projectiles from the launching devices into a selective azimuth sector for laying a camouflage within the sector against an incoming projectile.

Abstract: A swaybrace system includes one or more pairs of opposing swaybrace arms that pivot in relation to aircraft structure, each arm with a pad thereon automatically being biased by a spring-loaded wedge or the like to cause the pad to contact with the store under all load conditions. Each arm in one embodiment is bifurcated into upper and lower portions capable of flexing, the store-contacting pad being attached to the lower portion, with the lower portion flexing with respect to the upper portion through a predetermined distance Sa for pad loads between zero and a predetermined pre-load. The upper portion, together with the lower portion and pad, flexes about the wedge through a predetermined distance Sb for pad loads between the predetermined pre-load and a predetermined maximum load.

Abstract: In prior art vacuum brake boosters embodying a two-stage reaction, the magnitude of the two-stage reaction is limited because of the small space available for the reaction-delaying spring. Moreover, the lost motion present in the reaction lever mechanism has to be overcome when the braking operation is initiated. These disadvantages are overcome in a vacuum brake booster including a reaction mechanism constructed in accordance with the present invention wherein the reaction-delaying spring is positioned on the side of the reaction levers adjacent the vacuum chamber and by having the point of contact of the spring on the reaction levers at a greater radius than the point at which the levers are in engagement with the movable wall.

Abstract: An improved type of hydraulic control cartridge with mounting structure and accessorial safety device for installation within both ends of reciprocative pneumatic actuators to permit a safe increase in their speed of operation. The safety device automatically stops the actuator if the hydraulic cartridge malfunctions.

Abstract: A sealing device for a high pressure hydraulic piston mechanism in which the gap between the cylinder in which the piston is slideable to pressurize delivery fluid therein is sealed by sealing fluid drawn from a separate supply to that of the delivery fluid, delivery means being associated with the sealing fluid supply and being operable in response to pressurization of the delivery fluid to deliver sealing fluid to said gap at a pressure sufficient to form a seal therein, the sealing fluid of said seal being in direct contact with the pressurized delivery fluid and the piston being movable in at least one hydrostatic bearing supplied with sealing fluid in parallel to the supply thereof to said gap between the piston and the cylinder.

Abstract: A piston-cylinder unit having structure incorporated into the cylinder housing which will facilitate the connection of an end cap member without affecting the thickness of the sidewall construction of the cylinder housing. One end of the cylinder housing has a flared end, particularly a radially extending flange with one axially facing surface thereof forming a stop surface. The other axially facing surface forms a contact surface. The end cap member is composed of two parts, one part being the end cap itself with a central opening therein receiving the piston rod therethrough. The other part is a screw collar ring having internally threaded holes therein for receiving screws to effect a coupling of the end cap member thereto. The end cap member engages the stop surface and the screw collar ring engages the contact surface. A tightening of the screws will effect a clamping of the radial flange between the end cap member and the screw collar ring.

Abstract: A collapsible drum-type container is formed by scoring lines on a generally rectangular blank of fiberboard or the like so that the blank can be initially folded along one score line into two flat overlying panels. The longitudinal free edges of the panels are sealed together to form a flattened tube. The flattened tube is then opened and refolded along other score lines to provide a flat envelope having an upper open end and a closed lower end defined by an inwardly folded gusset panel between the two side walls of the refolded flattened tube.

Abstract: A track which forms a gas throughflow duct. The track is of the type adapted for guiding a movable gas passage unit therealong in sealing cooperation with the gas throughflow duct. The track includes a plurality of structural girders disposed in abutting relationship and a plurality of lateral sections which are readily connectable with the girders to depend therefrom in pairs. A plurality of interengaging sealing sections are readily joined to the lateral sections, and these sealing sections are adapted to engage the movable gas passage unit to allow the unit to be moved along the track while maintaining the seal. The lateral sections extend longitudinally to either side of joints between the structural girders. Thus, the lateral sections contribute to effecting interconnection of the girders to each other.

Abstract: A combination outdoor Bar-B-Q smoker and grill is provided wherein multiple levels of cooking racks on runners within an enclosure are capable of being positioned either directly over a charcoal heat source at one end of the enclosure or at the other end of the enclosure where they are not exposed to direct heat. The enclosure is provided with a slideable top which can be used as a work surface which can be closed or moved to an open position where it is supported in cantilever beam relationship.

Abstract: A method and apparatus is provided for cooking scrambled eggs wherein a container is provided for holding a charge of uncooked, shelled eggs and is adapted to be matingly and sealingly engaged with a cover assembly around a projecting cylindrical, multi-orificed, steam injection conduit. A plurality of jets of steam and air are injected at spaced locations into the interior of the charge of eggs to agitate and cook the eggs. A disc-like baffle plate is secured to, and concentric with, the injection conduit and is adapted to be received in a free space of the container above the charge of eggs for inhibiting the upward spattering of the eggs during steam injection. A vent passage is provided above the cover plate and communicates with the container during cooking of the eggs via an annular aperture in the cover plate concentric with the steam conduit to allow steam and air to escape from the container during cooking to maintain the interior volume of the container at substantially atmospheric pressure.

Abstract: Spit roasting apparatus for the spit roasting of roastable foodstuffs, the apparatus comprising a rotatably supported water wheel for rotatably driving a spit member for supporting roastable foodstuffs to be roasted, the water wheel having a plurality of water-receiving trough formations at spaced intervals along its periphery for receiving water to drive the water wheel. The apparatus includes water feed means for feeding water to the wheel during use, control means for controlling the rate of supply of water to the wheel, and compensating means for compensating for eccentricity in the mass distribution of roastable foodstuff supported on a spit member coupled to water wheel, the compensating means comprising a plurality of compensating buckets which are associated with at least some of the trough formations to receive and store overflow from these trough formations.

Abstract: An apparatus for bonding brake linings to the tables of brake shoes for heavy duty vehicles by applying heat and pressure. A pair of brake shoes received in movable carrier members are forced by a ram into engagement with brake linings received in a pair of spaced apart restrainer members located in opposed face to face relationship. The brake shoes are heated to a bonding temperature by a pair of movable electric heater units associated with each restrainer member.

Abstract: A print hammer mechanism which forms a magnetic path between the opposite fixed and free ends of an elongated resilient hammer element using a permanent magnet, a first pole piece terminating in a pole tip adjacent the free end of the hammer element and electromagnetic means for cancelling the effects of the permanent magnet employs a second pole piece having a pole tip disposed adjacent the free end of the hammer element between the first pole piece and the fixed end of the hammer element. The relatively short magnetic path of low reluctance along the hammer element between the pole pieces combines with the effect of flux flowing in two gaps perpendicular to the flat surface of the hammer element to significantly improve the magnetic properties of the print hammer mechanism including the ability to quickly release and then retract the hammer element and the ability to increase the resonant frequency and/or the amount of energy stored in the hammer element for a given amount of magnetic flux available.

Abstract: A printer comprising a carriage which is displaceable along a record carrier, parallel to the line direction, and on which a printing head is mounted which is displaceable transversely of the line direction by means of an electric motor. The electric motor is coupled to the printing head by means of two complementary cam discs and two cam followers. The electric motor is controlled by an electrical control signal which originates from a converter which is coupled to a sensor which contacts the record carrier.

Abstract: There is disclosed label printing and applying apparatus by which labels are successively printed and applied to merchandise. The apparatus feeds pressure sensitive labels mounted on a web of supporting material to a printing zone and to a delaminating zone. An applicator disposed downstream of the delaminating zone is used to apply the labels to merchandise.

Abstract: A screen printing machine is described which multiplies the normal carriage stroke of a printing machine to allow printing on the surfaces of large objects of revolution. The drive means comprises a sprocket-chain assembly with a chain connected to the carriage drive for following its lateral reciprocal movement. The sprocket is fixedly mounted in axial alignment with a pinion gear for rotation about that axis. The pinion gear in turn is engaged with a rack gear mounted on the screen. As the sprocket rotates, the pinion gear drives the rack and screen in lateral motion. The ratio of pinion gear diameter size to sprocket diameter size governs the stroke length of the screen. With a large (2 to 1 or 3 to 1) ratio the screen stroke or lateral movement of the screen may be doubled or tripled in length.

Abstract: A method and apparatus for applying newsprint ink and dampening fluid to a lithographic printing plate, the apparatus comprising an ink metering roller in rolling pressure indented relation with a transfer roller having an oleophillic surface and a dampening fluid transfer roller having a hydrophillic surface each of the transfer rollers being driven by a reversible variable speed motor. The transfer rollers are in pressure indented relationship with a form roller which transfers a thin film of ink and dampening fluid to the printing plate. An excess of ink is supplied to the nip between the metering roller and the transfer roller to produce the thin film of ink which may be further conditioned by an ink storage roller prior to entry of the film of ink into the ink transfer nip between the transfer roller and the form roller.

Abstract: A lithographic sheet-fed press having an impression cylinder with a gap formed in the surface thereof and having a cooperating blanket cylinder having bearers at its ends. A pair of auxiliary short bearer members bridge the gap in the impression cylinder, presenting arcuate edges for engagement with the bearers on the blanket cylinder, the bearer members are arranged at such radial height that when the blanket cylinder rolls into the region of the gap the force of printing pressure between the cylinders is taken over by the auxiliary bearer members to maintain the transaxial pressure between the cylinders substantially constant throughout the revolution thereby avoiding the cyclical impact accompanying sudden build-up of printing pressure at the end of the gap.

Abstract: A label strip charging mechanism for use in a hand labeler which is equipped with a feed mechanism having a feeding roller for feeding a continuous label strip: The label strip charging mechanism includes a pressure plate which is made pivotable with respect to the hand labeler and which is formed with a curved surface that follows the profile of the outer periphery of the feeding roller. A coil spring is connected to the pressure plate so as to normally bias the plate away from the feeding roller. A snap connection is used to retain the pressure plate in the vicinity of the feeding roller, against the bias of the coil spring at a position to form a restricted passage for the label strip. An actuating lever of the pressure plate is manually operated to release the snap connection so that the pressure plate can be moved away from the feeding roller by the action of the coil spring to establish an enlarged clearance thereby to facilitate charging of the label strip.

Abstract: Apparatus for drying printed web material comprises a chamber housing a fan disposed within a casing, the casing having a fan inlet open to the interior of the chamber. An outlet duct is provided for discharging drying flow of air from the fan to outside the chamber. A heater is provided for heating said flow, and means are provided for directing the heated air on to the printed web. A collector hood is provided for collecting the solvent mixture resulting from the web-drying operation. First and second outlet ducts allow outflow of the collected solvent mixture from the collector hood, the first outlet duct being connected to the inlet of the fan by way of the chamber interior. A fresh air inlet duct is also connected to the chamber interior, and separate valves in the form of louvres are provided for controlling flow through the first and second outlet ducts as well as the fresh air inlet duct.

Abstract: An inert, reuseable cartridge which is fully compatable with the cycling ramming operations of an automatic gun mount comprising a cartridge case having an inert projectile and dummy fuze welded thereto. A sliding mass is disposed within the cartridge case and coupled to an adjustable shock absorber which dissipates the energy of the sliding mass during ramming to duplicate the unique rebound response of an in-service projectile. The exterior dimensions, center of gravity, and total mass properties are equivalent to those of the in-service cartridge.

Abstract: A shotgun shell is described which reduces recoil while increasing muzzle velocity. The shell comprises a first cylindrical base portion having an enlarged rim at its rearward end with a second cylindrical portion extending forwardly from the forward end of the first cylindrical portion. The second cylindrical portion has a diameter less than the diameter of the first cylindrical portion. A third cylindrical portion extends forwardly from the forward end of the second cylindrical portion and is designed to receive a shot cup containing shot therein. A powder chamber is formed in the shell and communicates with a central opening formed in the rearward end of the shell. A primer is positioned in the central opening for communication with the powder chamber through a small opening at the forward end of the central opening. The powder chamber has a cylindrical rearward portion and an outwardly and forwardly extending tapered portion at its forward end.

Abstract: A subway vehicle for service in a tunnel which has a circular cross-section, wherein, a car body having an asymmetrical cross-section with a first longitudinal side having a vertical side wall with the necessary windows and doors in this vertical side wall and having an opposite second longitudinal side which conforms to the configuration of the tunnel for travel therethrough. The car body has an inner wall spaced from the opposite second longitudinal side and the space between this inner wall and the opposite first longitudinal side defines the passenger space. The inner wall does not contain any windows. In addition, the space between the inner wall and the outer second longitudinal side defines a utility compartment space between the opposite second longitudinal side wall and the inner longitudinal wall for accommodating air, heating, and cable channels.

Abstract: The magnets supporting a magnetic suspension vehicle are vibrationally isolated from the vehicle body by mounting a number of the magnets on each chassis with individual spring arrangements whose reactive moments are greater than the pitch and roll moments tending to deflect the magnets.

Abstract: A linear induction motor, particularly for a vehicle traveling along an extended track, has an armature or reaction rail mounted on the track and a stator carried by the vehicle and juxtaposed with the rail. The rail is of a highly conductive material and is provided in lengths or sections which overlap by approximately a pole length of the stator. The overlapping ends form an induction gap for energy transfer between the rail sections.

Abstract: A mold conveyor drive assembly is provided to selectively drive an endless mold conveyor chain with a central unitary driving force exerted along the longitudinal (horizontal) axis of the mold conveyor chain being driven. The mold conveyor drive assembly comprises a vertically oriented endless cat drive chain which is provided with motor drive means. The cat drive chain is positioned below and in spaced-apart register with the mold conveyor chain. The cat drive chain is provided with a plurality of spaced-apart drive dogs along the longitudinal axis thereof which are adapted to be selectively moved into engagement with the mold conveyor chain so as to driveably engage selected of a plurality of corresponding spaced-apart pusher elements provided along the longitudinal axis of the mold conveyor chain and to selectively act upon the mold conveyor chain to decelerate and stop it when desired.

Abstract: The present invention relates to improvements in the construction of reactor-driven articulated trains with elevated track, consisting of an indefinite succession of modular rings of circular, prismatic, eliptical or similar section, of suitable dimensions, equipped with flanges folded inwards in such a way that the said rings are longitudinally joined, placing between them an elastic joint of the same profile as the rings, in one or more pieces, making possible a perfect articulation of the rings on curves of any radius, in this way forming a clear tubular unit that is extremely flexible and deformable, which can be hauled by a reactor motor element, resting on pneumatic sliding wheels; in the interior of the tubular unit a floor is made and seats for passengers are suitably arranged and which are provided with means of tilting that make it possible to absorb the centrifugal forces developed in relation to the speed and the radius of the curves of the elevated track rails, with elimination of cant in the sai

Abstract: A series of relatively lightweight, short, articulately interconnected cars is disclosed for transporting trailers or other cargo containers on a railway. The interior cars of the series include a center sill which constitutes a narrow width underframe and a length substantially equal to the length of a car, a pair of end sills connected perpendicularly to the center sill at opposite ends thereof and having a width extending beyond each side of the center sill, support members interconnecting the ends of the end sills with the center sill, and male and female portions of an articulated connector respectively attached to each end of a car. End cars have one end, constructed similarly, but are provided with conventional semi-automatic couplings on the other end in place of a portion of the articulated connector. The articulated connectors are mounted on a single conventional railway truck which spans the adjacent ends of interconnected cars and further supports the support members.

Abstract: A rail vehicle, especially self-propelled vehicle, in which pulling and braking forces are transmitted between pivotless bogies and the main frame of the rail vehicle, and in which on both vehicle sides, symmetrically with regard to the longitudinal central axis of the rail vehicle, pressure and pull rods are on one hand connected to the outside of the bogies and on the other hand to hydraulic cylinder-piston systems connected to the main frame. The corresponding working chambers of the hydraulic cylinders on both sides of the vehicle are respectively adapted to communicate with each other. On each vehicle side between two bogies, there is arranged one hydraulic cylinder-piston only which has two separately acting working pistons each respectively connected to a pressure rod and pull rod.

Abstract: A shelf assembly mountable on a towel bar that is spaced from a vertical wall, which includes a horizontal plate with a peripheral rim; a pair of spaced brackets detachably engaged to the bottom of the plate; the upper part of the brackets being resilient and fitting over the towel bar. An angle bracket is slidably mounted by a screw and wing nut in a slot in the underside of the mid-section of the plate so that a vertical leg of the bracket may be fixed in position to bear against an inside surface of the towel bar when the rear of the plate and the brackets bear against the external vertical surface of a wall to which the towel bar is fixed in spaced relation.