Abstract: A delivery bed has a seat part supported on raisable and lowerable side-pieces. A leg-support has side tubes which are journalled for axial movement on forwardly and rearwardly located pairs of support rollers journalled on bolts attached to the side-pieces. Mounted on the side-pieces are guide bars which present along the bottom edge surfaces thereof a plurality of circle-segmental latching recesses intended to co-act with circular latching flanges on the rearwardly located support rollers in selected latching positions. The position of the leg-support is adjusted by lifting the support and axially moving the same to a desired latching position.

Abstract: This invention comprises a crib or cradle for infants and children wherein a crib or cradle structure (12) is rockably supported on a relatively stationary support structure (11) by an articulated assembly (13). The articulated assembly (13) is extremely quiet, very easily maintained, and includes no mechanical connections, being comprised of a plurality of vertically spaced dowels (21), (37), (41), disposed one above the other and interconnected by endless belts or straps (36), (39) permitting relative swinging movement among and between the dowels (21), (37), (41).

Abstract: A floatation sleep system of a construction which facilitates attaching and retaining bedclothes thereto. The floatation sleep system includes a flexible bladder having opposed substantially planar rectangular surfaces and marginal perimeter surfaces interconnecting the opposed surfaces to form a chamber adapted to contain a fluid. The corners of the bladder chamber have, for example, respective chambers adapted to contain a relatively non-compressible medium for preventing fluid from entering such corners. The corners thus maintain their shape irrespective of movement of fluid within the bladder.

Abstract: A bed sheet combination comprising under and upper sheets attached together by an elongated interlocking means assembly extending along foot portions of the sheets, the sides of the sheets being free of connecting means for speed of interconnecting of the under and upper sheets, both sheets having pocketed foot-ends, the pockets of the upper sheet being for protecting the elongated interlocking means from stress from sheet-tugging, the pockets of the upper sheet having elastic edges to provide pockets which expand for speedy attachment to a mattress.

Abstract: A process for obtaining a hydrofiltering mesh knitting material for curing comprises combining oleofinic, polyamide and polyester textile fibers in order to obtain a mesh knitting comprises subjecting the knitting to a thermic finishing by placing a formation of the knitting within an autoclave and injecting the autoclave by aspersion with a water steam having a pH from 5 to 6 and at a pressure of 1.5 kilograms per square centimeter at a temperature of 130.degree. C. for 30 minutes. The knitting which is obtained in this process comprises 30% oleofinic fibers, 34% of polyamide fibers and 36% of polyester fibers. The form knitting is advantageously given a further thermic finishing so that it is tightened by 2.1%.

Abstract: An anchoring rod extends vertically through a hollow box girder underlying a suspension bridge or suspended walkway. The anchoring rod is connected at its upper end to a suspension cable and is provided at its lower end with a stop member which can be tightened against the lower wall of the girder. The opening in the lower wall of the girder through which the anchoring rod extends is larger than the opening in the upper wall of the girder, and a tubular, load-bearing sleeve is carried on the anchoring rod through the lower wall opening. The tubular sleeve is sized so that the upper end abuts against the inner surface of the upper wall of the girder and the lower end abuts against the stop member when the stop member is tightened against the lower wall of the girder.

Abstract: The invention relates to a street-cleansing brush for lateral sweeping, in which the fibers are disposed under a support plate mounted to rotate about an axis perpendicular to said plate, wherein it is constituted by a plurality of supports in the form of sectors of ring in each of which said fibers are implanted and by a plate of which the lower face is provided with means for removably coupling and retaining each of said sectors. The invention is particularly applicable to street-cleansing equipment.

Abstract: A mop having improved liquid retention properties without requiring breaking in or rinsing the mop, including coating natural fibers such as cotton with a surfactant in the amount of up to 4.0% by weight of the surfactant per weight of the fiber while retaining substantially all the natural oils of the fiber and the mop.

Abstract: A backscratcher and backscrubber apparatus having a removable and replaceable sponge member is disposed for use with water and the like. This device includes a molded handle member of plastic having a stem portion substantially impervious to water and/or soap used therewith, this handle having an enlarged head portion in which there is provided and formed a through aperture providing a retaining ring-like or rim portion which is integral with a handle portion. The formed aperture is adapted to receive and retain a sponge configurated and sized to be manipulated into a retaining position and condition within the aperture. A first guideway is formed in the rim portion, with this guideway a substantially circular bore whose axis passes substantially through the axis of the aperture and opposite the exit of the guideway is a chamber retaining bore in alignment therewith and providing a second guideway.

Abstract: A windshield wiper arm of conventional construction, i.e. having a mounting head, a channel portion pivoted to the mounting head, and an arm extension connected to the channel, and has at least one spring made of an elastomer. The elastomer spring is mounted in the channel of the wiper arm to operate in compression tension or as a leaf spring to urge a wiper blade affixed at the outer end by the arm toward the windshield. The elastomer spring may be in the shape of a cylinder or pseudo-cylinder and may operate in linear or volumetric compression.

Abstract: Structure for converting a powered brush vacuum cleaner selectively to define a powder carpet cleaning apparatus. The conversion structure includes a shroud received within the nozzle. In one form, the shroud is movably mounted within the nozzle for selective disposition in a retracted position, permitting use of the nozzle in the normal vacuum cleaning manner, and in an operative position blocking the entrance to the suction passage for permitting the unit to be used as powder carpet cleaner. The shroud defines a smooth inner surface surrounding a portion of the brush for effectively preventing clogging of the space about the brush during the carpet cleaning operation. An opening is provided in the nozzle wall for access to the movable shroud in effecting manipulation thereof between the retracted and operative positions.

Abstract: A debris collecting apparatus includes a debris conduit (2) one end of which is an operating end (4) and the other end of which is a collecting end with a collecting bag (6) attached thereto. An impeller (8) discharges air into a straight part of the conduit. A switch arrangement is provided to switch the air flow between first "vacuum" flow in which air discharged from the impeller induces an air flow in the debris conduit (2) from the operating end (4) to the collecting end and a second "blowing" flow in which air is discharged from the impeller through the operating end.

Abstract: This invention is concerned with a sweeper, meaning a sweeper with a rotary main brush opposite a hopper, and increasing its ability to load light debris, such as paper, dry leaves and the like so that light debris will be propelled farther into the debris hopper. This is done by setting the speed of the main brush at a lower speed for normal operation to effectively throw what may be thought of as heavier material, such as sand, forwardly into the hopper with the speed being such that excessive wear of the brush is avoided and a higher speed of rotation being effected from time to time so that paper, dry leaves and the like, which may be considered lightweight material, are thrown farther into the hopper with the increased speed of the main brush overcoming the air resistance that normally stops such lightweight material which, at normal operation of the brush, tends to pile up in the rear of the hopper.

Abstract: A vacuum cleaner having an improved power drive utilizing a ball disc transmission. In one form, the transmission is self-centering for automatic return thereof to a position wherein the wheel drive is effectively locked. The transmission is arranged to permit free wheeling when desired by suitable manipulation of the control provided for controlling the transmission. In another illustrated form, the transmission is arranged to provide free wheeling when the transmission is returned to a minimum speed arrangement. The system provides a smooth, accurately controllable power drive of the vacuum cleaner.

Abstract: A cabinet hinge having a supporting arm (24) which is adjustably mounted on a mounting plate (22) which can be fastened on the supporting wall (20) of a cabinet. The arm has a longitudinal slot (30) which is open at its cabinet-interior end and through which passes a mounting screw driven into the mounting plate (22). A headless screw (38) is driven into a tap provided nearer to the outer end of the supporting arm, and a holding block in the form of a ball (42) is provided at the bottom end of the headless screw. The holding ball is pushed into a narrow-mouthed, open-ended slot (44) that is provided in the mounting plate, which holds the ball securely against lifting while permitting it to be displaced longitudinally.

Abstract: The present invention is directed to an apparatus and method for restricting the relative movement of the separated sections of an initially unitary body. The present invention is particularly useful in a device and method for restraining or restricting the initial movement of the upper portion of a tree, post or similar body to two degrees of freedom immediately after it has been severed from the remaining stationary portion of the body. A device in accord with the present invention comprises first and second rigid members pivotally joined or hinged together. The device further comprises a plurality of contact surfaces or feet for contacting the limb wherein the contact surfaces are displaced from the rigid members. Finally, the device comprises devices for attaching the rigid members to the limb both above and below the proposed point of severance. Most preferably, the attachment devices are adjustable to permit attachment to a limb having a variety of shapes.

Abstract: Four-joint cabinet hinge of increased opening angle. In a four-joint cabinet hinge (10) with an opening angle of more than 105.degree. the cup (14) that is provided as the door-related part and is to be fastened in a recess in the back of a corresponding door leaf is manufactured by the punch-press method from thin sheet steel. Different possibilities are described for the configuration and mounting of short pivot pins projecting from the inside wall of the cup and serving for the pivoting of the outer hinge link (16) on the door.

Abstract: The present invention provides an integral retainer for trussing the legs of eviscerated poultry including an upper bridle portion of resiliently deflectable strips adapted to fit about and across the hocks of poultry legs and connected by resiliently extensible legs to a rigid beam member having upturned pointed ends adapted for insertion in kidney holes in the backbone structure of poultry to anchor the retainer.

Abstract: A kneaded food molding apparatus of the rotary type comprising a rotary plate to which a plurality of molding devices are attached, a stationary shaft to which the rotary plate is secured in a manner rotatable around the center of the rotary plate, a drive mechanism for intermittently rotating the rotary plate, and an actuating mechanism for actuating the molding device, the actuating mechanism being mounted to a fan-shape support plate located above the rotary plate and secured to the stationary shaft. According to the intermittent rotation of the rotary plate, the actuating mechanism actuates the molding device to automatically and continuously mold kneading food, such as hamburgers or croquettes, without lack or sticking of portions of the kneaded food to the molding device.

Abstract: A game skinning aid which is characterized by a shaped wire member configured to define a leg support having an apex bend at the top for securing the game skinning aid to a tree or other support and downwardly extending, diverging legs which terminate in pointed, forwardly extending, upturned contact segments. A cooperating head support extends downwardly from points of attachment to the legs and defines a loop at the bottom extension thereof to support the head of an animal. The game skinning aid is designed to alternately support the legs and head of an animal carcass to facilitate efficient skinning and dressing of the animal.

Abstract: A generally S-formed, pliable metallic strip with gripping surfaces thereon is shaped to enable a user to grip a fish fillet between the thumb and forefinger.

Abstract: A fish cleaning and scraping apparatus (10) for use in combination with a hose (13) connected to a source of pressurized water (14), wherein the apparatus (10) comprises an elongated hollow handle portion (11) connected on one end to the hose (13), and having a scraper blade portion (12) formed on its other end, wherein the scraper blade portion (12) comprises an elongated blade element (17) formed into a blade loop (19) which in turn forms elongated opposed ports for the pressurized water (14).

Abstract: A randomizing web former is provided for producing webs with greater degrees of isotropy than heretofore by including both a carding element, such as a worker roll or a carding segment, and an aerodynamic, centrifugal randomizing web former, employing a jamming action and then free flight of the web to randomize, both on the same toothed cylinder. Usually, the fibrous flock is worked into an array of axially parallel fibers by an assemblage of sequentially arranged carding cylinders and cooperating carding elements such as carding worker rolls and or stationary carding segments similar to flats but of complementary arcuity to the cylinders. Thereupon the web is moved to a toothed roll having both a carding element and a web former either in that sequence or combined so as to act sequentially or concurrently. The resultant randomized web is then doffed.

Abstract: A device for mounting the attachment part of an element, for instance a button, buckle, clamp, etc., into an opening, preferably a slot shaped opening of the button hole type in a piece of garment.The attachment part is formed with a neck dimensioned for being tightly encompassed by the opening in the operative position of the neck. A disc shaped fixing member of the attachment part is arranged for being placed inside the opening. An angled slot is formed in the disc shaped fixing member and at the bottom thereof there is a distance across the fixing member which is to an external end point of said member at a maximum equal to the length of the opening, between the area of contact of the bottom against the edge of the opening and the area where the external end point passes the opening.

Abstract: The slider of the slide fastener comprises a slider body, a locking member which is held on the one hand by a locking portion on the slider body and on the other hand is provided with teeth. A slot provided in the locking portion forms a joint section allowing a pivoting of the locking member and a moving of the teeth into a disengagement with the slide fastener.The teeth comprise a viewed in closing direction rear inclined flank, by means of which a brake action is generated in place of a locking action if the already separated slide fastener strips are pulled laterally away from each other such that the slide fastener can be opened even in case of a missing drawing flap.

Abstract: A locking slider for a slide fastener is made entirely of plastics material and comprises a slider body with a springable locking means and a pull tab fastened at a bow of the slider body, the slider body being an integral unit consisting of a lower and an upper slider plate connected by a connecting separator. The upper slider plate comprises a V-shaped bearing for receiving a fastening eyelet at one end of a pull tab. The bow, extending over the bearing, is integrally formed with the locking means and is provided with a fastening pin, which is snapped into a hole in the connecting separator.The end of said bow provided with locking means is formed as elbow reaching around the free end of the upper slider plate and ending into an upwardly directed barb engaging an opening at the upper slider plate.The slider as well as the interlocking members of the slide fastener can be produced with the same material having a uniform color.

Abstract: Multiple hook-fastener media in which many protruding hooks are formed at relatively high speed from suitable bendable and settable plastic material which may be different from the substrate to which these pre-formed hooks are subsequently bonded. Many rows of hooks are formed simultaneously, each row from a strand, for example, a monofilament of longitudinally oriented polymeric material. The formed strands are "set" into their multiple hook row configuration, and then these pre-formed rows of hooks are simultaneously bonded to the substrate. Thus, an attractive substrate of any reasonable width, for example, of three inches, six inches, a foot or a yard, may be used. The production method and system enable the number of hooks per square inch, either longitudinally or laterally or both, to be adjusted while running.

Abstract: The present invention is directed to a dual-functioning alignment and trim device for a burial casket. An alignment and trim strip is attached to the back side of a series of decorative plates which are in turn attached to handle arms and casket handles. The trim strips are fastened in a suitable fashion, preferably by a cooperating boss and aperture arrangement. The trim strip passes through notches formed in the sides of the decorative plates and serves to align a series of decorative plates affixed to one side of a burial casket. The trim strip may conveniently be attached to the casket hardware, i.e., to the decorative plates, prior to assembly of the handle and associated hardware to the burial casket wall. In this fashion, each of the decorative plates employed is aligned in the proper position on the face of the casket wall and with respect to the other decorative plates.

Abstract: An article of manufacture and the method of manufacturing front pieces for eyeglass frames having formed integrally therein a nose for connecting temple pieces to the front piece of the frame which comprises cutting from a strip a semi-finished product comprising a front piece with lens rims which are provided on the outermost part of each of them, with an appendage which is integral with the corresponding rim and extends outward therefrom; the appendages are then drilled and bent so as to form corresponding box-shaped bodies, each constituting a nose for the temple piece of the eyeglasses.

Abstract: A continuous mechanism for re-moulding, length-setting and assembling blind's plastic strips includes a secondary working equipment for re-moulding the blind's strip fed from a reeled strip source in the fore section, an induction-type shearing mechanism in the mid section for length-setting and rope hole punching and an assembling mechanism in the end section for assembling the strips sent from the shearing mechanism. Such a continuous mechanism has a high manufacturing efficiency and demands a little manual labor.

Abstract: A metalized film for constructing capacitors formed from a flexible dielectric support medium comprising on at least one of its faces metalized parallel strips partially covered by lacquer strips parallel to the preceding ones, two successive metalized strips being partially covered by a lacquer strip whereas two successive lacquer strips partially cover the same metalized strip.

Abstract: A high performance machine for selecting electronic components from magazines containing a variety of configured components, each magazine having means indicative of the particular configured components contained in the magazine for providing signals for controlling the setting of component conditioning and inserting devices for operating on each component according to its particular configuration.

Abstract: A forming tool for the production of sheets, more particularly from a thermoplastic synthetic material, is in the form of a roller, a press, or a casting mould, and comprises, upon its outer surface, engraving elements in predetermined spatial relationship with each other. It is to be possible to produce sheets inexpensively with this apparatus, and production tolerances are low. The engraving elements are provided upon the outer surface, which is made of hard material, more particularly metal. The engraving elements project, above the outer surface, to a predetermined height, and the remainder of the outer surface exhibits a predetermined surface structure.

Abstract: A method of processing a scroll member having a spiral wrap and an end plate which is conducted by effecting a shaving on at least one side surface of the spiral wrap by a tool while applying to the tool both of an axial small force and an ultrasonic oscillation simultaneously. An apparatus is proposed which comprises a shaving tool having a spiral groove of the same configuration as the spiral wrap, and a cutting edge portion formed on at least one side edge of the groove over the entire length of the side edge. A tool supporting device supports the shaving tool, and a blank supporting device supports a scroll blank such that the scroll blank opposes to the shaving tool. A device is connected to the tool supporting means and is adapted to impart to the tool a pressing force necessary for effecting the shaving, and an ultrasonic oscillation generating device is adapted to impart an ultrasonic oscillation to one of the tool or the blank.

Abstract: Seal wear of hydraulic power steering gear housing is reduced by forcing relative motion to occur between the seal and the control valve whose material is typically more wear resistant than the material of the housing.

Abstract: The present method and apparatus provide a possibility to remove components from a magazine, from a storage bin or the like, to transport these components to a workpiece and to put these components onto the workpiece or into it precisely at a preselected position. The component which has been picked-up by and is retained by the transportation member will usually not be in a exactly preselected position with regard to the gripping means of the transportation device, but will be more or less shifted and/or tilted with regard to a theoretical, nominal positioning axis. In order to determine the actual position of the component retained by the gripping means, the component is brought to a position scanning station during its transportation from the magazine or storage bin to the workpiece. The scanning station measures and records the actual position of the component, e.g.

Abstract: A method and apparatus for automatically attaching clips to a weather strip for an automobile. The clip attaching apparatus comprises a guide rail for supporting an elogated weather strip with a plurality of clip holes arranged in the axial direction thereof and guiding said weather strip in the axial direction thereof, a transport means for causing said weather strip to move and stop along said guide rail, a hole detection means disposed along said guide rail for detection a hole of the weather strip, a clip insertion means for inserting a clip into a hole of said weather strip, and a control unit for controlling the operation of the various means. Thus the operations for attaching clips can be completely automated.

Abstract: The specification discloses an improved self-closing drawer slide including integral scales to facilitate installation. More particularly, separate scales are provided on the cabinet channel assembly and the drawer channel assembly, and each scale indicates the height to which one end of the channel assembly must be elevated above the other end of the channel assembly to mount the channel at a desired inclination from horizontal.

Abstract: A method of making a tensioner for a power transmission belt that is adapted to be operated in an endless path is provided and comprises the steps of providing a support unit for being fixed relative to the belt, providing a belt engaging unit to be carried by the support unit and be movable relative thereto, operatively associating a mechanical spring unit with the support unit and the belt engaging unit for urging the belt engaging unit relative to the support unit and against the belt with a force to tension the belt, operatively associating a fluid dampening unit with the support unit and the belt engaging unit to dampen the movement of the belt engaging unit relative to the support unit in at least one direction thereof, forming the mechanical spring unit to comprise a pair of springs disposed in substantially parallel spaced relation, disposing at least a part of the fluid dampening unit between the springs and in substantially parallel relation therewith, and forming the fluid dampening unit to compris

Abstract: Method and apparatus are disclosed for precisely positioning a pair of components such as optical components, including optical fibers, utilizing an apparatus which includes a first support for mounting the first component, a second support for mounting the second component and an elastic joint formed on the first support for moving the first support in relation to the second support by bending the elastic joint. In a preferred embodiment, the elastic joint includes a pair of parallel elastically bendable arms formed on the first support and bendable in a first direction so that the elastic joint provides a translation module.

Abstract: Process for forming an hydraulic connection on a hollow body 10, for example a master cylinder, by fitting an interconnecting piece 24 onto a tubular protuberance 16 projecting outwards from the wall of the body 10. The protuberance has at least one thin-walled part which, when the interconnecting piece 24 has been fitted over the protuberance 16, is flanged outwards against an internal bearing surface 38 of the interconnecting piece 24.

Abstract: A machine tool for cutting a workpiece formed of metal or other machinable material by one of a plurality of selected operations including mill cutting and/or broaching.

Abstract: An improvement is provided in a crimping process of the type wherein linear sections of a specified length are cut off from a roll of insulated wire and the opposite ends are insulation-stripped and crimped, and wherein the insulated wire is periodically advanced along a path of travel by a distance corresponding to the length of the wire sections. The stripped ends of the insulated wire and wire section are rotated from the path of travel and inserted in a crimping for crimping thereof and thereafter these ends, after crimping, are rotated back into the path of travel, with the crimped wire section then being removed from the path and the crimped insulated wire being conveyed further along the path. The invention, the provision in parallel with the insulated wire of a second insulated wire which is processed and crimped in the same way as the first wire for crimping.

Abstract: A tool interface has a rotatable tool changer for holding a tool on the end of a robot arm. The tool changer is a socket chuck having spring jaws in a socket for clamping the tool. A spring actuated sleeve slides longitudinally into wedging engagement with an inclined surface on the jaws. Fluid pressure moves an annular piston against the spring to disengage the sleeve from the jaws, and thus release the tool. A motor couples through a harmonic wave generator to a shaft on the axis of the tool changer for rotating a tool. An angular position sensor and encoder, such as an inductosyn, is used to determine the orientation of the tool. Fluid and electrical supply lines from the robot arm are connected to the tool changer for supplying electrical, hydraulic, pneumatic, and vacuum connections to the tool.

Abstract: A semiconductor device, which comprises an E-mode FET and a D-mode FET and utilizes a two-dimensional electron gas, comprises a semi-insulating semiconductor substrate, a channel layer, an electron-supply layer, a third layer, a first etching-stoppable layer, a fifth layer, and a second etching-stoppable layer, which layers are formed in sequence on the substrate. An etching process for forming grooves of gate electrodes of the FETs comprises a first etching treatment removing the first etching-stoppable layer portion in the E-mode FET region and the second etching-stoppable layer portion in the D-mode FET region, and a second etching treatment removing the third layer portion in the E-mode FET region and the fifth layer portion and using an etchant different from that used in the first etching treatment. In the second etching treatment, reactive ion etching method using a CCl.sub.2 F.sub.

Abstract: A method of manufacturing a semiconductor device which comprises a step of forming a first groove in a semiconductor layer, a step of filling the first groove with a first insulating film, a step of selectively etching the first insulating film in the first groove to form at least one second groove having a small width, and a step of filling the second groove with a second insulating film to form an isolation layer having a large width and substantially flush with the semiconductor layer.

Abstract: A method of manufacturing a semiconductor device which comprises a step of forming a first groove in a semiconductor layer, a step of filling the first groove with a first insulating film, a step of selectively etching the first insulating film in the first groove to form at least one second groove having a small width, and a step of filling the second groove with a second insulating film to form an isolation layer having a large width and substantially flush with the semiconductor layer.

Abstract: An electroacoustic transducer includes a base plate made of insulating material, a stationary electrode formed on one side of the base plate and made of electrically conductive material, an annular support formed on the same side of the base plate and surrounding the stationary electrode, the annular support being made of the same electrically conductive material as the stationary electrode, and an electrically conductive diaphragm applied on the annular support.

Abstract: A method of consolidating a magnetic core which contains amorphous metal, including the step of thermal spraying an electrically non-conductive material on the edges of the laminations which make up the magnetic core.

Abstract: A method for assembling fuel cell stack comprises the steps of alternately stacking the prescribed number of fuel cells and bipolar plates to form a plurality of substacks, arranging the laid substacks on a supporting base so that the central axes of the substacks parallel to the stacking direction of the fuel cell stack are on a horizontal straight line to form a complete fuel cell stack, tying up the fuel cell stack to apply a predetermined compressive load to the fuel cell components, making the fuel cell stack vertical, and then removing said supporting base from the fuel cell stack. The supporting base on which a plurality of fuel cell substacks is provided at its both end with a pair of side plates, and a pressure plate is slidably arranged on the base and connected to driving means.