Abstract: A method for making a fastener having a head and a shank from a slug consisting essentially of an AISI 200 or 300 series stainless steel having an Md.sub.30 temperature in the range of about minus 50.degree. C. to about 50.degree. C. comprising the following steps:(a) cooling the slug to a temperature at least about 50.degree. C. below the Md.sub.30 temperature of the stainless steel minus 30.degree. C.(b) extruding a portion of the cooled slug to provide the shank while simultaneously heating the remaining portion of the cooled slug to a temperature in the range of about Md.sub.30 minus 30.degree. C. to about 500.degree. C.; and(c) upsetting the heated remaining portion to provide the head.

Abstract: A method and apparatus for machining pipe collars having internally tapered coaxial threads is accomplished by providing a thread cutting tool having defined thereon a single thread groove forming tooth with first and second thread topping forming portions defined on opposite sides of the thread groove forming tooth. The first and second thread toppings are so designed and oriented with respect to the thread groove forming tooth that the first thread topping forms the top configuration of the first tapered threaded surface simultaneously with cutting the thread groove of the first tapered threaded surface. The second thread topping is so oriented with respect to the threaded groove cutting to that it remains clear of the first thread as the first threaded surface is being formed.

Abstract: Methods and apparatus for removing particles from sheet materials, particularly plastic materials that are to be laminated to other materials, are disclosed. The sheet is destaticized, wiped and lightly scraped to dislodge particles from the sheet. The dislodged particles are removed from the sheet by suction. Scrapers with single fixed blades and scrapers with multiple movable blades are used to dislodge particles that are embedded in or adhered to the sheet. The process and apparatus are particularly useful for cleaning sheets of plastic material that are used in laminated glazings having stringent optical requirements.

Abstract: A fluid propelled tube cleaning projectile in which the rearward head or terminal section has an outward and rearwardly extending rubber skirt, preferably formed as a cup-shaped rubber annulus which is inserted between two rigid perforated discs on a rearward axial extension of the body section of the projectile.

Abstract: A multi-purpose tool adapted particularly for use with automotive vehicles and having a handle and an ice breaker arranged in such relation to each other and to a brush, a shoe scraper, a snow scraper and a squeegee as to be most convenient for use. When the tool is held manually by the handle with the ice breaker on the ground, the shoe scraper is positioned for convenient use, and the brush, squeegee, and snow scraper are held above and clear of the ground so that they are kept clean.

Abstract: Apparatus for cleaning the surface of a rotating roller (1). First and second cleaning blades (8, 9) each have an edge extending axially across the surface of the roller and adjacent thereto, the edges being parallel and directed against the direction of rotation of the roller. The edge of the second blade (9) is disposed behind the edge of the first blade (8) relative to the direction of rotation. Means are provided for causing relative movement of the blades to reverse the disposition of the edges and cause the edge of the blade (9) to scrape that surface of the blade (8) which faces towards the roller. During such movement the blade (9) is moved so that its edge contacts the roller to keep a constant cleaning action. The edge of blade (8) scrapes the surface of blade (9) as the blades return to their original disposition.

Abstract: Apparatus for hanging sliding doors of a closet include upper and lower track members each of which has a rear wall and guide rails for guidingly supporting the rollers of at least two sliding doors. At least one longitudinally extending groove is formed in each track member and is accessible through the rear wall. A threaded nut is positioned non-rotatably but displaceable lengthwise within each groove. A bracket having a pair of mutually substantially perpendicularly extending legs is connected to each track member by one of its legs. The other leg of each bracket has at least one hole formed therein for reception of a fastening element so that such other leg can be connected to a selected vertical wall of the closet. A threaded fastening element is insertable through the one bracket leg into the groove and is threadedly cooperable with the threaded nut to connect the bracket to the track member.

Abstract: A shrimp processing machine wherein conveyor means transports shrimps past a serrated cutter wheel, severing the abdominal shell while disrupting the swimmerets and the musculature interconnection between the swimmerets and the shrimp body, said shrimp thereafter being pneumatically transferred onto needles of a driven disc, said disc carrying the shrimp to a further station wherein the shells are removed and the vein is removed. A further cut may be made to "butterfly" the shrimp. A second disc with needles thereon effect transfer of the processed shrimp from the first disc.

Abstract: An apparatus for opening fiber bales has a traveling opening member propelled along serially positioned fiber bales to execute opening passes, a grate having parallel-spaced grate bars extending, in their operative position, in the traveling direction and pressing down on an upper surface of the bales. The opening member has opening elements projecting through the clearance defined by adjoining grate bars. During the opening process the relative position between the upper surface of the bales and the grate is periodically varied for periodically exposing ridges of bale material formed underneath the grate bars.

Abstract: The "cleaning-out" capability of a flat combing machine is increased by decreasing the distance between the jaw of the tong of the flat comber and the points of the opposed rows of needles on the round comber to a minimum distance and keeping this minimum distance constant. The needles are arranged on the round comber such that the radius of the needle points of the rows of needles lying side by side to the pivot of the round comber decreases, then increases, counter to the direction of rotation of the round comber. The tong is suspended by a pendulum and the distance between the pivot of the pendulum and the axis of the round comber is less than the sum of the maximum radius needle points to the pivot of the round comber, plus the minimum distance from the jaw of the tong to the needle points, plus the radius of the jaw of the tong to the pivot of the pendulum.

Abstract: A rope holder includes a body having anchoring means facilitating attachment to a member. The free end of a rope leading from an object to be tied down, is threaded through a first aperture and then a second aperture, both formed in the body. Also formed in body is a V-shaped notch having its wide end in open communication with the second aperture. The rope is pulled tight through the two apertures and then moved laterally out of the second aperture into the slot, where it is wedged to maintain the desired rope tightness.

Abstract: Improved belt buckle construction adapted to receive a removable flexible belt loop and having material covering fixedly secured onto a belt buckle frame, the frame having raised sides on two opposite edges forming a recessed flat section for protecting a material covering wrapped around the buckle frame and extending between said opposite edges, extensions at one end of the belt buckle extending in opposite directions of the raised edges for forming a hinge element for engaging a flanged locking member disposed to have a claw grabbing surface for securing a belt strap end against the adjacent surface of the mating material covering, the flanged locking member having snap tabs at the free end thereof and for engaging snap formed tabs extending in an opposite direction of the raised sides located or positioned at the other end of the belt buckle from the hinged elements, and intermediate clamp elements for engaging a folded strap section in fixed relation to the belt frame.

Abstract: A clasp suitable for fastening necklaces, bracelets and other types of jewelry made of two interlocking elements. The first element is an oblong enclosure having one of the long ends permanently attached to the piece of jewelry. The opposite end has a restricted opening for receiving the second element. The second element is a flat elongated member permanently fastened at one end to the piece of jewelry and having a opening therethrough near the opposite end. A small projection extending at a slanted angle from the floor of the enclosure toward the back end, engages said aperture when the second element is inserted through said restricted opening.

Abstract: Apparatus for applying connectors to multiconductor electrical flat cable includes a motorized cable feed mechanism for feeding predetermined lengths of cable past a power actuated cable cutter to a connector applying position. Power operated cable clamps are disposed on opposite sides of the connector applying position and are movable in the cable feeding direction to precisely locate the leading or trailing end of the cable at the connector applying position. Connector body and cover magazines are disposed adjacent to the connector applying position. A movable connector holding member includes spring biased jaws for releasably holding a connector body and cover spaced apart on opposite sides of a cable insertion slot. The connector holding member is moved from a connector loading position to the connector applying position wherein power actuated retractable rams are operable to apply a connector to a predetermined length of cable.

Abstract: The position maintaining tool is keyed to the control arm intermediate the arms of a bushing supported A-frame in the front suspension system of a vehicle and maintains the A-frame arms positionally fixed upon the control arm during replacement of the bushings.

Abstract: A device and method are described for stripping the outer jacket from the inner core of an electrical cable or the like. The device comprises means for generating a high-pressure jet of fluid, means for directing the jet along the length of the electric cable thereby cutting a score mark along the length of the outer jacket, and means for separating the inner core from the outer jacket along the score mark.

Abstract: Process and apparatus is disclosed for replacing file folders, such as required in the conversion of a filing system. Apparatus comprises a support for supporting fastened file material next its fastener during and after fastener withdrawal and fastener remover for withdrawing fastener and file folder away from supported file material. The supported material may be clamped to facilitate replacement of new file folders with corresponding fasteners. The process comprises the steps of inserting a support between file material and file folder fastened thereto by a fastener to position the support next to the fastener, clamping the fastened file material, stripping the file folder with fastener away from the supported clamped material, replacing file folder with new folder and fastener, releasing the clamped material and closing the fastener to secure the file material in the replacement folder.

Abstract: A method and structure for joining a harder to a softer sheet are disclosed. Sharp projections are formed surrounding a hole on the harder sheet, and these projections are penetrated through the softer sheet and then bent back and around so as to engage with the softer sheet. In a preferred embodiment, the projections are formed by boring a conical hole in the harder sheet, cutting radial slots which lead outwards from the hole, and bending the periphery of the hole perpendicular to the sheet. The acute angle formed by the conical surface of the hole and one face of the sheet ensures that the projections are sharp.

Abstract: A mechanical system for allowing removable attachment of tools to a robot which is capable of accommodating positional and angular errors between the tool and the robot during attachment and release of the tool by using tapered attachments.

Abstract: Method of fabricating monolithic integrated circuit structure incorporating a full-wave diode bridge rectifier of four Schottky diodes. A body of silicon is produced by growing an epitaxial layer of N-type silicon on a P-type substrate. P-type imparting material is diffused into the layer to form isolating barriers delineating first and second N-type zones separated from each other by intervening P-type material and third and fourth N-type zones which are contiguous. A mixture of titanium and tungsten is deposited on portions of the zones and heated to form a mixed silicide. Schottky rectifying barriers are produced at the interfaces of the mixed silicide and N-type zones.

Abstract: Integrated circuits in dice on a wafer are biased burn-in qualified by providing two sets of conductors connected to each die by fusible elements, biasing the dice using said conductors during the high temperature burn-in, testing the fusible elements, removing the conductors, and testing the circuits.

Abstract: Methods and apparatus are disclosed for relatively positioning coils within winding coil groups for a magnetic core to facilitate insertion of the coil group into axially extending slots of the magnetic core of a stator assembly.One method that is disclosed involves intercepting the end turn portion of a first relatively large coil having a lateral position outward relative to the end turn portion of a second relatively smaller coil with yieldable means as the coils are moved toward a magnetic core for subsequent insertion of the first and second coils into respective axially extending slots of the magnetic core. The arrangement of the first coil end turns inside of the second coil reduces the interengagement pressure between the first coil and the second coil normally occurring during the insertion of the coils into their respective slots of the magnetic core.Apparatus is illustrated for inserting one or more windings into a magnetic core of a stator assembly.

Abstract: A sheathed electric heater for use as an engine glow plug or the like is formed by providing a closed end metal sheath, installing a centered electric heating element that approaches the sheath closed end, adding a small amount of sinterable metal powder covering the end of the heating element at the closed end of the sheath, filling the remaining volume around the element with granular electrical insulating material, swaging the assembly to reduce its diameter, extend its length and compact the insulation, and sintering the metal powder by passing electric current therethrough to provide a low resistance electrical connection between the heating coil and the closed end of the sheath.

Abstract: The method of assembling banks of battery electrodes, comprises the steps of sorting electrodes into an odd number of groups of different thicknesses (thin, medium, thick) where the thickness of two medium electrodes is equal to the sum of thicknesses of one thin electrode and one thick electrode which are equidistant from the medium electrode. Installing in alternating polarity piles of medium electrodes in any number, whereas the piles of equidistant thin and thick electrodes, are installed in pairs only. The electrodes, each of alternate polarity, are taken simultaneously, one from each pile, and moved in a horizontal plane, and are then deposited consecutively into a bank or pack of a preset or desired thickness.

Abstract: The disclosure relates to a shaving apparatus having a shear plate with hair entry apertures and a drivable cutting unit with at least one cutting element provided with a cutting edge. Owing to the presence of the shear plate a shaving apparatus of this type does not allow the hairs to be shaved as closely to the skin as a shaving apparatus without such a shear plate, where the cutting element is in direct contact with the skin. In order to eliminate this drawback a construction is proposed in which the cutting element is provided with a hair pulling element which leads in the direction of the driving and which is immobile relative to the cutting element.

Abstract: A shaving system including a handle and a blade assembly, the handle having first and second connecting portions extending from an end thereof, the blade assembly comprising a body portion having blade means permanently fixed therein, a first blade assembly connecting portion pivotally engaged with the first handle connecting portion, and a second blade assembly connecting portion fixedly connected to the second handle connecting portion to facilitate dynamic change of shaving geometry during a shaving operation.

Abstract: The invention provides a razor assembly comprising a shaving unit and a handle. The shaving unit has a platform, a blade, pivotal mounting for pivotally connecting the shaving unit to the handle, and apparatus for receiving a biasing force from the handle. The handle includes two flexible arms which at one end have pivotal mounting apparatus complementary to the shaving unit's pivotal mounting apparatus, the flexible arms being secured to the handle in a region spaced from the handle's pivotal mounting apparatus. A movable button engages the flexible arms and is movable for flexing the arms to disengage the handle's pivotal mounting apparatus from the shaving unit's pivotal mounting apparatus and for reverse movement which frees the flexible arms for engagement of the handle's pivotal mounting apparatus with the shaving unit's pivotal mounting apparatus. The handle also includes apparatus for exerting a biasing force on the shaving unit's apparatus for receiving a biasing force.

Abstract: A razor handle for use in conjunction with a replaceable blade assembly, the handle including a grip portion, a neck portion extending from the grip portion, a first connector extending from a free end of the neck portion and adapted to engage a blade assembly to form a pivotal connection therebetween, and a second connector extending from the free end of the neck portion and adapted to fixedly interconnect with the blade assembly.

Abstract: A vacuum-operated cutting tool and system includes a power tool that operates in response to a vacuum induced fluid-flow. The tool includes a housing having an impeller section with an outlet adapted for connection to a vacuum-inducing source and an inlet through which ambient air enters the tool. A rotatably mounted turbine-impeller is located within the impeller section of the housing and is adapted to rotate in response to the vacuum-induced fluid-flow. In the preferred embodiment, a motion converting mechanism is connected between the turbine-impeller and a drive spindle equipped with a circular saw blade. The motion converting mechanism converts the rotary output motion of the turbine-impeller to a rotary oscillating motion so that the saw blade is suited for use in cutting plaster casts. The air inlet of the housing is advantageously located in the cutting zone of the saw blade to entrain and remove debris generated during the cutting operation.

Abstract: A handy safety knife comprises a generally flat holder having a chamber and an opening both defined therein, an elongated blade member, a manipulatable member carried by the holder for movement between projected and retracted position and operatively coupled to the blade member, a spring element for biasing the manipulatable member to the retracted position to hold the blade member in position to be concealed within the chamber, and, if desired, a wedge member for retaining the manipulatable member in the projected position once it has been moved thereto.

Abstract: A hand-held nibbling tool for sheet metal or other thin material is provided with a reciprocating punch which on its upward stroke moves the metal to be chipped against a readily replaceable cutting die positioned in a die holder attached to the lower end of the tool. The tool is provided with a conventional reciprocating mechanism driven in a known manner by a conventional air or electric motor. The reciprocating punch is connected to the reciprocating mechanism by a piston rod supported for a substantial part of its length in a sleeve within the die holder. The said die holder, moreover, is provided with one or more passages extending upwardly from the die and outwardly of the die holder so as to permit the chips thrown upwardly by the action of the punch against the die to be removed from the nibbling area. The die itself has an internal opening cooperating with the aforesaid passages.

Abstract: A food grater and slicer comprises a flat surface having a series of holes with associated protrusions providing the grating action and a slot having associated therewith a blade (19) which provides the slicing action. The blade (19) is removable to enable it to be sharpened and to be used as a conventional knife.

Abstract: A combination rule and scale is disclosed in which the weight of the rule is used to counterbalance the weight of an object, such as a letter, and provide a measurement of the object's weight. In one embodiment the combination rule and scale comprises a coilable tape rule having both linear and weight gradations thereon. The rule's case is adapted to be supported in a suspended condition in alignment with its center of gravity and includes a clamp device for supporting an object to be weighed on the casing. By extending the tape rule on the side of the tape opposite the support device, the casing can be balanced and the weight of the object determined.

Abstract: An accurate mechanical method and associated calliper for determining the vertical and longitudinal center lines and the mid-point between joint holes in the laying out of a stirrup for use in the foundation of a lower extremity orthosis. The calliper comprises an assembly with three main parts: a floating, calibrated main bar containing two lateral internal springs of equal tension connected to a center punch or marking pin, and two end bars of equal size connected to the other ends of the internal springs, which end bars slide in and out of the main floating bar. Each end bar includes a pin which attaches it to the main bar spring, a stirrup dowel and a scale to be used for inter alia measuring varus or valgus deformities of the ankle. The assembly is placed on a stirrup by inserting the stirrup dowels on the two end bars into the joint holes on the stirrup, thus positioning the main bar for measurement and marking purposes.

Abstract: Angle measuring apparatus such as a transit has a pair of superimposed discs which are rotatable with respect to each other. One of the discs is rotatable with a viewing telescope support which has a vertically extending rotatable shaft received in a stationary shaft. A commercially available bearing is used between the shafts with the inner race fitted to the rotatable shaft and the outer race to the stationary shaft. The outer race of the bearing further carries the other of the disc.

Abstract: A device providing a guide to facilitate the laying of masonry units having side faces and a top surface to form a wall or the like. The device includes a plurality of clamping members for engaging the side faces of masonry units of a previously laid row or course with said clamping members providing a support for a rigid guide unit. The guide unit constitutes a straight edge against which masonry units may be positioned during the laying of a row or course of said units, whereby said units will be flush and level throughout said row or course, and in vertical alignment with the units of previously laid courses or rows.

Abstract: In a process for recovering solvents from the circulating air and exhaust air of a drycleaning machine by drying the circulating air and by fresh air drying with condensation and adsorption, the volume of air stream per unit volume is controlled in accordance with temperature and/or solvent concentration and heating and cooling energy reduced to achieve drying and recovery of the cleaning solvent with relatively low expenditure of energy and time.

Abstract: An expandible slip-over protector elasticized at the top and adapted to cover most or all of a bowling shoe has a zipper to go over shoestrings, a flexible, non-absorbent sole fabric under the zipper for protecting the shoestrings and a stabilizer strip centrally located in the heel portion.

Abstract: An elastic sport shoe sole having a plurality of parallel ribs, and each rib is provided on its length alternate zones of different types, one type is a downwardly rounded section of which the width is substantially each to the height and the other type is a narrow section in the form of a lamellar of which the width is small with respect to the height.

Abstract: A ski boot having a stiff outer shell and a soft inner boot within the shell. A front part of the ski boot has a stiff corrugated front portion adapted to overlap the top and forward portion of the lower leg of the wearer and which allows the wearer to bend the lower leg in the forward direction to flex the corrugated front portion while allowing the heel of the wearer to remain in the heel portion of the shell.

Abstract: A device such as an earring card having a main panel adapted to display jewelry articles while oriented in a generally vertical position by suspension from a rod or the like. Preferably, the upper portion of the main panel adjacent to a centrally disposed display area includes a pair of vertically spaced, parallel, outwardly extending flanges, which in combination with that portion of the main panel disposed therebetween form a slot or groove adapted to receive a secondary panel on which advertising or other identifying material may be placed. Accordingly, the secondary panel is removable such that the indicia may be changed without modifying the package. Means for preventing the lateral movement of the second panel with respect to the first is provided either in the form of an upwardly extending tab adapted for receipt in an opening in one of the flanges or by means of a plurality of serrations provided on opposite edges of the second panel for frictional engagement with the flanges.

Abstract: A body having a plurality of penetrable faces for insertion of one or more series of ganged hooks, a locator for the swivel of each of the ganged hooks remote from said faces, and a guide for the trace of the hooks intermediate thereof.

Abstract: Apparatus for location in places where foodstuffs are or may be stored takes the form of elongated tubes of shapes and sizes so that mice can go through them. Cartridges carrying a rodenticide placed at intervals along the tubes so that mice traversing the tubes contact the rodenticide and become affected by it. A particular feature of the invention is that the rodenticide is provided on raised parts of the cartridges which the mice have to stretch over, so making maximum contact with the rodenticide.

Abstract: A finger toy, which may be integrally formed and molded of plastic material, for mounting on a single digit and comprising a body portion having a front nose end with an attached pinwheel or propeller, and a rear end opening which provides access to an interior body cavity, sized for receiving a digit. The shape of the interior body cavity is designed so that it will be finger-gripping for secure but releaseable attachment of the toy to a user's finger.

Abstract: A landscaping bed divider is disclosed for forming a boundary between adjacent landscaping areas and for preventing grass or the like from rooting between adjacent areas. The divider is formed as an elongated structure having an enlarged upper section, and a flange section extending lengthwise along the upper section and depending downwardly therefrom for insertion in the ground whereby the upper section is located above the top surface of the ground and the flange section forms a barrier between adjacent landscaping areas. Upwardly and outwardly diverging lips are formed integrally with the flange section intermediate the ends thereof for securing the flange section in the ground. The flange section is corrugated above the securing lips and is a plane section below the securing lips. The corrugations define vertical reinforcing ribs on the flange section, and the plane section below the securing ribs defines a lead-in portion to facilitate locating and inserting the divider structure in the ground.

Abstract: A holder for a fresh flower or bud from which the stem has been severed, the holder including a covered wire, a portion of absorbent material formed around an intermediate portion of the covered wire to form a moisture reservoir, and a water-repellent covering formed around the absorbent material and extending down the length of the stem, the improvement wherein the strip of absorbent material is formed around the wire in a generally conical formation to form at the flower end a generally conical well for receiving the severed end of the flower and to form at the other end a tapered transition between the moisture reservoir and the wire, whereby when the holder is moistened and the flower is impaled on the end of the wire the severed end of the flower is securely held within the well formed by the absorbent material.

Abstract: A door opener has a housing in which is contained a small fractional-horsepower reversible motor whose output shaft is connected to a worm gear journaled in the apparatus and meshing with a main gear in turn connected to an output member constituted as a sprocket. A clutch is provided between the main gear and the sprocket for disconnecting the two when rotation of the output member is resisted with a torque exceeding a given limit torque. A step-down transmission is connected between this output member and a control disk that carries opening and closing stops that are respectively engageable with opening and closing switches of an electrical control circuit. Thus the angular position of the control disk is directly related to the position of a door connected to the output member. A switch is provided which is actuated whenever the torque exerted between the motor and the worm exceeds a predetermined limit, and serves to reverse the displacement direction of the door in this case.

Abstract: A window assembly for vehicles, particularly for use as a rear window associated with truck cabs, the window assembly having a longitudinally elongated assembly frame structure including a continuous inner seal adapted to engage a longitudinally elongated window panel formed from tempered glass which is removably mounted to the frame structure by an upper and a lower keeper member, the keeper members being positioned intermediate the longitudinal frame members and a pair of detachable latching units provided at each free end of the glass panel, thereby allowing each end section of the panel to be flexed or bent to an open-wing position.

Abstract: A window or door unit comprises an outer frame, a sash or door mounted movably within the outer frame, and a sash or door removal prevention device. The device includes a blocking member supported on a header of the outer frame so as to be angularly movable between its horizontal and vertical positions. The device further includes means carried on the header for releasably retaining the blocking member in the horizontal position, whereby the sash or door can be prevented from being removed from the outer frame. When released from the retaining means, the blocking member pivots by gravity from the horizontal position to the vertical position where it is clearly visible, permitting the sash to be removed from the outer frame.

Abstract: A vehicle door structure is disclosed which comprises a door inner panel, and a sash component terminating at its lower end in a reinforcing section formed therein with a recess for reception of a door lock and secured to the door inner panel.