Abstract: Processes and apparatus for treating fibrous materials for subsequent processing are described. Such processes and apparatus are able to provide a continuously high throughput, e.g., 400 pounds per hour or more, while achieving an acceptable degree of cleanliness and uniformity with a substantial absence of formation of neps. In a preferred embodiment, the fiber treatment unit includes a train of rolls adjacently mounted for rotation about parallel axes. Adjacent rolls rotate in opposite directions and each is provided with a plurality of fiber grabbing, card clothing teeth. A number of additional carding points about the rotating cylinders are provided. Numerous trash removing assemblies adjacent the rotating rolls provide for removal of trash and other dry particles, thus preventing escape of such particles into the atmosphere and minimizing health hazards at this and subsequent fiber process stages.

Abstract: This invention relates to a combined structure of a clasp and tie slide designed for use in removably attaching a clasp to a shirt front, whereby a tie slide, adjustable to accommodate neckties of varying widths, holds the necktie in proper relation to the front of the shirt.

Abstract: A clamping device designed to securely hold sheet materials of varying thicknesses uniformly in a vertical manner.

Abstract: This invention is directed to apparatus for expanding the width of preformed fibrous webs. Fibrous webs having fibers oriented in their lengthwise direction can be widened by this apparatus and this orientation is still maintained in the widened web. The apparatus functions by feeding the web to a blade edge lying at an angle to the lengthwise direction, abruptly changing the direction of travel of the web at the edge from the lengthwise direction to a second direction, and turning the web fibers in the second direction while expanding the width of the web. The profile of fibrous webs, i.e., the thickness, uniformity, weight and fiber density, across its width can be changed and controlled according to the apparatus disclosed.

Abstract: Injection sites are provided for injecting substances such as medicaments into systems that are feeding parenteral fluid to a patient, which injection sites have injection ports that are thermoplastically sealed into the injection site in a manner that is simpler, faster, less expensive, and more readily automated than other assemblies. The assembly includes a vibratory energy seal of the non-thermoplastic port within a countersunk thermoplastic seat.

Abstract: This invention relates to a machine for joining a cap and base to form a modular telephone plug and terminating the wires therein. The machine includes mechanisms for advancing the strip-mounted cap to the work area, severing it from the strip, clamping and dressing the wires across the cap, means for placing the base onto the cap and welding the two together, mechanism for clamping the welded plug while other mechanisms trim the ends of the wires protruding from the front of the plug and fully insert terminals which had been partially inserted into the cap.

Abstract: An arrangement for opening and cutting up packaging straps for scrap, in which a traveling frame moves transversely to a transport track. A cross beam with adjustable elevation has fastened to it a device for snipping and cutting up straps for scrap. A sensor determines the position of the package, of the packaging strap, of shears and shear blades. A control unit with preset control program switches the drives of the transport track, of the traveling frame, of the cross beam and of the device for snipping and cutting up for scrap, which is connected to the sensor. The shears have an extension forward of the lower shear blade with a blade-shaped pointed wedge, and drives for producing a nearly continuous force and for producing impacts attached to the shears. The wedge-shaped extension may form an acute angle with the package surface; this angle is adjustable relative to the package surface via a fulcrum.

Abstract: An elongate substantially rectangular abrading tool blade, which can be used either for smoothing or for heavy stock removal, is formed of sheet metal and has a multiplicity of ground and hardened cutting teeth distributed over a cutting face of the blade and a multiplicity of associated through-the-blade apertures. The cutting teeth and associated apertures extend in several parallel rows across the blade at an angle other than perpendicular to the longitudinal axis of the blade, with several cutting teeth and associated apertures in each row, all the said cutting teeth facing the same way, namely, perpendicular to the said rows. Each said aperture is directly in front of and adjacent its associated cutting tooth relative to the direction in which the teeth face. Two longitudinal side edge portions of the blade are bent back through an acute angle relative to the cutting face from a longitudinal, substantially flat, middle portion of the blade.

Abstract: A method for the precision alignment of bearings and, more particularly, a method of installing sleeve bearings relative to other parts of the apparatus assembly or to other bearings in a manner that will assure the accurate alignment of the axis of the bearing bore. The method comprises the steps of pressing the bearing into an outer sleeve, sizing the inner diameter of the bearing bore, precisely setting the bearing-sleeve assembly on a guide shaft within the housing bore and filling the gap between the sleeve and housing bore with an adhesive.

Abstract: The operating characteristics and the nominal, best operating point of a multi-stage centrifugal pump are shifted to lower flow rates without loss of nominal head and without substantial loss of efficiency by machining or otherwise shortening the trailing edge of all or some of the stationary guide vanes of the diffusers between impeller stages. By so doing, a single pump size can be adapted to a range of flow requirements, as desired. Thus, it is possible to reduce the number of pump sizes manufactured, and yet supply the needs of customers.

Abstract: A compression spring cramp for large helical or coil springs, particularly, axle springs of motor vehicles, comprises, a hollow guide tube with a threaded spindle rotatably mounted in the guide tube. A first spring gripper member has an inner portion secured to the hollow guide tube adjacent the top thereof and has a substantially semi-cylindrical spring engaging channel portion which extends outwardly from the inner portion and has a channel opening extending downwardly so as to be engageable over the coil of the spring. A second gripper has an inner slider portion which is threadedly engaged on the threaded spindle for movement upwardly and downwardly on the guide tube and includes an outer portion with a substantially cylindrical spring engaging channel portion extending outwardly from the slider portion exteriorally of the guide tube and opening upwardly to engage below a coil of the spring.

Abstract: The present invention is directed to the combination of an article of jewelry and a connecting means therefore in which the article of jewelry comprises a chain having a plurality of spaced indentations along the side edges thereof. A clasp member is adapted to be connected to the end of the chain wherein the clasp member comprises a first portion having a passage defined by opposed sidewalls and a second portion having a terminal end. The passage receives the chain therein with the side edges of the chain adjacent the opposed sidewalls of the clasp member. The connecting means comprises a plier having opposed jaws which are movable toward and away from each other. A recess is provided in the opposed jaws which is sized to receive the passage portion of the clasp member therein. A plurality of projections are provided in the recess which have the same spacing as the indentations on the chain.

Abstract: There is disclosed a technique for tightening threaded fasteners in which values of offset torque, initial tension rate relative to angle, final tension rate relative to angle and other joint related factors are empirically determined by instrumenting a plurality of fasteners of the type ultimately to be tightened. In one embodiment, torque and angle are monitored during tightening. Calculations are conducted, while tightening, to determine the tension prevailing in the bolt at a particular angle of advance. By using the calculated tension value and the particular angle of advance, an instantaneous position of threading advance on the tension-angle curve of the fastener is established. From this instantaneous position, it is determined how much greater angle of advance or how much torque is required to tighten the fasteners to a final desired tension value. The same technique may also be used merely to monitor tightening which is terminated by different tightening strategy.

Abstract: There is disclosed a technique for tightening threaded fasteners in which values of offset torque, initial tension rate relative to angle, final tension rate relative to angle and other joint related factors are empirically determined by instrumenting a plurality of fasteners of the type ultimately to be tightened. In one embodiment, torque and angle are monitored during tightening. Calculations are conducted, while tightening, to determine the tension prevailing in the bolt at a particular angle of advance. By using the calculated tension value and the particular angle of advance, an instantaneous position of threading advance on the tension-angle curve of the fastener is established. From this instantaneous position, it is determined how much greater angle of advance or how much torque is required to tighten the fasteners to a final desired tension value. The same technique may also be used merely to monitor tightening which is terminated by a different tightening strategy.

Abstract: There is disclosed a technique for tightening threaded fasteners in which values of offset torque, initial tension rate relative to angle, final tension rate relative to angle and other joint related factors are empirically determined by instrumenting a plurality of fasteners of the type ultimately to be tightened. In one embodiment, torque and angle are monitored during tightening. Calculations are conducted, while tightening, to determine the tension prevailing in the bolt at a particular angle of advance. By using the calculated tension value and the particular angle of advance, an instantaneous position of threading advance on the tension-angle curve of the fastener is established. From this instantaneous position, it is determined how much greater angle of advance or how much torque is required to tighten the fasteners to a final desired tension value. The same technique may also be used merely to monitor tightening which is terminated by a different tightening strategy.

Abstract: A wheel brake assembly in which the webs of brake shoes are held in a planar alignment between and supported by a pair of parallel-spaced interconnected supporting plates, in turn supported by an axle or spindle. A pair of brake contracting springs interconnect the brake shoes, and these springs are positioned with one spring being against the outer surface of each plate. An inner edge of each of the plates is circular and independently adapted to attach to an axle housing, whereby the brake assembly may be readily welded to an axle housing.

Abstract: A lock spindle blind rivet assembly is provided which is intended to be received in a hole in a workpiece, and which is made up of a sleeve adapted to be received in the hole, a stem having a forward section with an outer diameter slightly less than the inner diameter of the sleeve and a rear section with an outer diameter slightly greater than the inner diameter of the sleeve, the forward and rear sections of the stem being separated by an annular locking groove which forms an annular shoulder around the stem. A collar having an outer diameter greater than the inner diameter of the sleeve, and having an inner diameter slightlygreater than the outer diameter of the forward section of the stem but less than the diameter of the annular shoulder, is slidably mounted on the forward section of the stem to be moved back along the forward section to engage and be stopped by the annular shoulder.

Abstract: A silicon body (10) of a first conductivity type is covered with a sandwich of silicon dioxide (12), polycrystalline silicon (14) and silicon nitride (16). Source, drain, and interconnect work sites of the body are exposed by a first photoshaping operation. The work sites are doped forming regions (21, 22, 23) of a second conductivity type. Silicon dioxide (24, 26, 28) is grown over the work sites. A second photoshaping operation provides an opening 36. The walls of the opening 36 on two opposite sides comprise sides of the sandwich layer as established by the first photoshaping operation and the two remaining walls comprise sides of the silicon dioxide as established by the second photoshaping operation. Silicon nitride (44) is next deposited over the entire wafer (15) which is then photoshaped to define the field regions (46, 48). The etching process is continued to remove part of the silicon body as well as the sides of those exposed regions.

Abstract: The invention is embodied in a method and apparatus for fabricating an improved solar cell module. The apparatus includes a supply drum for feeding a flexible strip having deposited thereon etched electrical circuitry, a supply drum for feeding into overlying engagement with the flexible strip a flexible tape having a pair of exposed tacky surfaces, and a plurality of rams for receiving and depositing a plurality of solar cells in side-by-side relation on an exposed tacky surface of the tape in electrical contacting engagement with the etched circuitry.

Abstract: A multistylus head device which comprises a vast plurality of insulated wires embedded in an insulating substrate having through-holes. The present multistylus device is characterized in that the insulated wires have their respective free terminals exposed on one edge of said insulating substrate and disposed in parallel at predetermined equal intervals in close proximity to each other to form electrodes and have their other terminals exposed respectively on the inner walls of said through-holes; and said other exposed terminals of the insulated wires are connected respectively to metal layers electrolessly deposited on the inner walls of the through-holes. The present multistylus head device is compact in size and excellent in reliability of terminal connection and is capable of recording a transmitted information with high density of printing.

Abstract: A cable assembly for use in undercarpet wiring systems has a flat multiconductor cable encased in electrical insulation and an electrically conductive shield overlying the cable insulation, extending lengthwise with the cable and having successive extents which are respectively unsecured and secured to the cable. Electrical connection of the shield to the cable ground conductor is made redundantly at each such secured extent of the shield whereby physical continuity of the shield may be interrupted without interrupting electrical continuity of the shield to ground. Folded cable assemblies and methods for folding are set forth which facilitate cable directional change in wiring systems.

Abstract: An improved finger-toe nail clipper including the combination of a conventional finger or toe nail clipper and a compactly designed receptacle shiftingly receivable between the opposing insides of the forward nail clipping ends of the arms of the clipper and opening forwardly toward the opposing nail cutting edges of the clipper arms for catching and retaining the clipped-off finger or toe nail portions as desired.

Abstract: An inner cutter assembly drive means for an electric dry shaver having a flexible foil outer cutter wherein the motor operated drive means include an arcuate shaped universal drive head connection between the drive means and the walls of a cutter drive slot in the support member for the inner cutter assembly permitting downward, upward and swiveling movement of the inner cutter during reciprocation to maintain shearing contact with the undersurface of the foil.

Abstract: A self-contained vacuum hair trimmer containing an electric motor for driving a fan within a handle, as well as hair trimmer means at one end of such handle. A bag is attached to the other end of such handle to collect the so-trimmed hair which is driven into the bag by such fan on account of the vacuum created in the handle behind the trimmer. An adjustable nozzle is mounted on the handle for gauging the length of the hair being trimmed.

Abstract: A chain sawing machine has an engine and a chain saw driven by the engine. Handles are connected to the engine through vibration damping or shock absorbing elements. The rear handle has a surface providing an instrument board on which engine tachometer and fuel and oil gauges are provided. The tachometer and gauges are electrically energized by an electric power source which is mounted within the rear handle and which is independent of the electric power source required by the engine operation.

Abstract: A device for the fabrication of a concave diffraction grating wherein grating grooves are mechanically ruled on a spherical surface of a diffraction grating blank and wherein a tool for ruling the grating grooves is reciprocated along the spherical surface of the diffraction grating blank, guided by a cylindrical cam, to form grooves having a uniform sectional shape over their whole area, whereby a concave diffraction grating of high diffraction efficiency and little scattering light is fabricated.

Abstract: An adjustable height gauge device includes a block member having at least one planar end face providing a reference measurement surface and a first bore formed therein for receiving a reciprocating plunger rod. The plunger includes an axial threaded bore which receives a threaded lift screw operated by a turnscrew member carried in a side slot of the block member. The plunger rod accommodates interchangeable extension rods for extending the height range of the device.

Abstract: A precision rectangular fixture frame includes top, bottom and grooved side members. A middle bar of the frame parallel to the top and bottom members has a pair of recesses aligned with opposing recesses in the top member whereby a single vertical bar having a pair of spaced notches can be interlocked with the top member and middle bar of the frame in two positions of use parallel to the side members. The vertical bar is grooved in its opposite sides whereby in each position of use of the vertical bar one of a pair of contact gage and alignment bars can be supported at plural elevations on the fixture frame during servicing of successive ranks of contacts in two distinct areas of an upper tier of contacts in a receiver. A third contact gage and alignment bar is employed without the vertical bar and is engaged with grooves of the frame side members at plural elevations during servicing of successive ranks of contacts across a lower tier of contacts in the receiver.

Abstract: A gage for measuring the angularity of the centerline of straight and/or tapered holes with respect to a flat surface. A tapered pin is inserted into the tapered hole and the gage is placed over the pin and pushed against the surface of the material with the hole in it. A dial indicator provides a direct reading of the angle that the centerline of the hole varies from being perpendicular to the surface. For straight holes, an expanding collet is first inserted into the hole and then the tapered pin is inserted into the collet causing the collet to expand against the sides of the hole and provide an accurate reading on the indicator.

Abstract: This invention relates to a gauge for measuring the internal diameter of a passage. The gauge comprises a tapered calibrated cone with an extendable rod member. The tapered cone is inserted within the passage and the rod is extended to contact the edge of interior surface of the passage adjacent the diameter to be determined.

Abstract: A method and means for gauging of threads, by use of a gauge roller, for the purpose of detecting possible defects in the thread profile. The gauge roller, having different areas which have the correct profile of parts of the thread groove and depressions between said areas, is mounted on at least one lever for permitting approximately radial movement of the gauge roller. A reference for indicating and/or measuring said movement is established by mounting a reference element in the vicinity of the gauge roller, and movements of the gauge roller caused by defects in the thread are indicated and/or measured relatively to the reference. The reference may be established by use of a roller having the correct profile of the thread, whereby the relative radial and/or axial movement between the gauge roller and the reference roller is indicated and/or measured.

Abstract: The present invention relates to a method and device for carrying out a survey of the basal area of a forest stand and the distribution of the individual trees with respect to diameter classes.The device of the invention comprises a caliper combined with a relascope in such a way that a certain position of the caliper corresponds to a certain sighting-angle. Furthermore the device comprises a sight field located at an observation point. When practicing the method of the invention the tree to be measured is calipered. Then the sighting-angle of the relascope is compared to the sight field and by checking if the sight field is within the sighting-angle it is determined whether the measured tree is within its border line circle or not.

Abstract: A gyroless vertical indicating device which tracks the local gravity vector independent of horizontal acceleration. A compound pendulum and an angular accelerometer each has a single rotational degree of freedom about a common axis. Rotational motion of the pendulum and of the angular accelerometer about the axis is coupled by a quartz fiber suspension therealong. A signal representative of the relative angular velocity between the pendulum and the angular accelerometer is fed back to a torquing system which maintains the pendulum's orientation along the local gravity vector.

Abstract: A barrier to minimize the percolation of moisture under fruit drying trays and the like, the barrier having a continuous panel of substantially impervious material folded to form walls positionable in peripherally conforming relation to a tray and being of sufficient rigidity to permit them to be inserted downwardly into the soil to form a subsurface barrier to moisture in the conforming relation.

Abstract: A continuous drying system for fabrics, comprising fabric inlet and outlet means, respectively; means for continuously introducing the fabric into the chamber and laying it down on at least one conveyor moving it to said outlet means. A system for drying air circulation comprises at least one fan unit having its delivery side connected through an air heating unit to at least one blowing channel overlying the fabric on the conveyor, and the intake or suction side is connected to at least one channel underlying the fabric to keep a circulation of an air flow passing through the fabric to be dried.

Abstract: The teaching clock provides a visual aid to enable children to grasp fundamental time relationships. The clock includes a base member having a concentric arrangement of minute numerals, a rotatable member mounted to the base member and having a window for selectively exposing the minute numerals during rotation and a cover for the base member having a concentric arrangement of hour markers. A minute pointer, fixedly attached to the rotatable member, is directed toward the window and the exposed minute numerals and an hour pointer is movable between the hour markers independently of movement of the minute pointer. The hour markers include individual marker pips for each hour and marker segments extending between the pips, the segments being color coded to correspond with the immediately counterclockwise marker pip.

Abstract: A wall mountable board having a display surface and an astrology wheel representative of the zodiac delineated on the display surface is disclosed. The astrology wheel is partitioned into multiple zodiac sectors each embodying a house, and each zodiac sector is partitioned into natal, progressed and transit regions. Tokens representative of the signs of the zodiac constellations, the sun, moon and planets which traverse the zodiac, and planetary aspect relationships within the zodiac are provided for casting a horoscope corresponding to planetary positions in relation to the zodiac at a specific date, time and geographical coordinate. The astrology wheel and the tokens are characterized by mutually coacting surface portions which cause the tokens to releasably adhere to the display surface, thereby allowing a natal horoscope to be erected, and also allowing progressed and transit horoscopes to be successively cast in relation to a given natal horoscope without repetitive reconstruction of the natal horoscope.

Abstract: A shoe embodying a multiple chambered pneumatically inflated insert encapsulated in a yieldable foam which acts as a bridging moderator filling in irregularities of the insert and providing a substantially smooth and contoured surface for supporting the foot in a comfortable manner. The encapsulated insert can be used as an inner sole slipped into an existing shoe, or it can be used as an integral, composite midsole or outsole portion of a shoe.

Abstract: A shoe with an interchangeable heel comprises two parts, a main sole part reinforced in its rear end section by a rigid plate and a separate heel part. The heel part is fitted to the reinforced section of the sole part by a ferrule, fixed to one part, having a projecting portion of non-circular cross-section which locates in an aperture of complementary shape in the other part so as to position and prevent rotation of the heel, and a removable locking element is provided to lock the heel part in place.

Abstract: A plow apparatus for laying cable, pipe, tile and the like underground having a blade with an upwardly extending shank portion for support. A blade holder connects the shank to a plow-pulling crawler tractor and the holder has an opening therein to receive the shank. An arm is pivotally mounted on the blade holder on one end of the arm to press the shank against an interior surface of the holder in the opening. A blade dog pivotally mounted on the holder is also provided to lock the shank in the holder at a selected height by means of recesses formed on the rear surface of the shank at various heights. One of the recesses is engaged by the blade dog in the locked position. The invention permits one machine operator to quickly and easily adjust the cutting depth of the blade without the use of tools.

Abstract: An article of clothing carried on an upstanding planar form is continuously moved along a path which passes between a pair of upstanding pressing members mounted in closely spaced parallel relationship within a drying chamber. As the form enters the area between the pressing members, the members are separated by the form, against the action of springs urging the members towards each other. The opposing interior pressing surfaces of the members are each spring loaded into engagement with a different side of the article to smooth and press same as the form moves relative to the pressing members.

Abstract: A mounting unit for mounting a print, or the like, between a pane of glass or sheet of translucent plastic and a backing board. The unit has a mounting plate with means for connecting the plate to the back of the backing board adjacent an edge of the board. A U-shaped mounting channel fits loosely over the edges of the sandwiched glass/plastic, print and board, and the connected plate. Wedges fit between one side of the connected plate and the mounted channel to clamp the glass and board tightly between the other side of the plate and the channel. The wedge also cooperates with locking means on the plate and channel to lock the channel to the plate.

Abstract: A main body of the device includes an elongate opening for chart display. Manually operable spindles carry the chart. Locks serve to prevent accidental spindle rotation and include latching elements engageable with spindle mounted members in any one of a multitude of spindle positions to permit precise display of that chart segment of immediate interest.

Abstract: A file folder having a fastener mechanism on the inside and provided with a wide back for carrying identification markings and covers extending from the wide back. The folder is made of one piece of hard cardboard on its open side, and has an additional narrow identification back. This narrow identification back, as well as the wide identification back, is connected by folding and bending with an adjacent cover each, through a side edge strip connected in one piece and produced by folding and bending. The side edge strip reaches around the free edge of the other folder cover and is disconnectably attached to it. The side edge strip of the additional narrow identification back has, on its free edge, a projecting insertion tongue, and the facing folder cover has an associated insertion slot.

Abstract: An information carrier is disclosed which comprises a base plate which supports a plurality of blocks. The base plate includes at least one guide rail. The blocks include an information bearing face portion and a guide strip. The guide strip is adapted to be slidably and matingly received by the guide rail, thereby mounting the blocks on the base plate. A first groove is located in the base portion adjacent one lateral edge and extending perpendicular to the guide rail. A second groove is located in at least one of the blocks. A locking element is provided which is adapted for insertion through the first and second grooves for preventing lateral movement of the blocks in at least one direction.

Abstract: Sonic devices to indicate that no cartridges are present in a magazine, or that at least one cartridge is present.

Abstract: A firearm that is preferably a revolver has an improved gain bolt construction, particularly for use in larger caliber weapons such as a 44 Magnum revolver. The gain bolt design indirectly assists the hand in particular in the final indexing of the cylinder. The revolver comprises a frame, a hand grip, a trigger, a hammer, a cylinder, and a hand arrangement for operating the cylinder. The trigger is pivotally supported in the frame and has a front flange for operating the bolt which is selectively moveable upon operation of the trigger to permit rotation of the cylinder and lock the cylinder in predetermined positions. The bolt is supported in a compartment forward of the trigger. The bolt includes a forward pivot end, a rear end engaged by a flange of the trigger, and a top lug which is adapted to be selectively locked with a slot in the cylinder in predetermined positions of the cylinder.

Abstract: An improved hook fishing device is described which consists of a base plate provided with side shoulders and capable of being fixed in the ground. A tubular member, located in a vertical plane and adapted to house the end portion of the fishing rod, is pivoted to the plate. A tension spring anchored in the plate holds the tubular member in slanted position. On the opposite side of the spring, is pivoted a small rod adapted to rotate in a vertical plane and provided with a lower tooth capable of engaging with a ridge formed onto the tubular member. At diametrally opposed positions, two movable circle sectors, of suitable width, rigid with the tubular member, are capable of defining a protecting gap for the spring, the two circle sectors cooperate with corresponding circle sectors fixed to the shoulders of the base plate. The movable sectors are effective to rotate in the inside of the fixed sectors and act as stop members for the downward rotation of the tubular member.

Abstract: A weedless fish lure includes a rearwardly extending retainer received in the forward end of a pliable body member with the hook extending into the midsection of the pliable body member. The pliable body member is maintained in spaced parallel relationship to the shank of the fish lure hook.

Abstract: A traveling toy wherein an eccentric vibrator is coupled to a driving shaft, a brush inclining rearwards is secured to the lower surface of the toy proper, the toy proper is oscillated by the rotation of the vibrator, and the oscillations are transmitted to the brush, thereby causing the toy to run.