Abstract: A drive system for a surface cleaning appliance having a pair of rotatable head structures employs a worm gear positioned between the head structure in engagement with two spur gears on, respectively, the two head structures.

Abstract: An upright wet extractor includes a base assembly, a manipulative handle pivotally attached to the base assembly, and a motor driven agitator brush. A cleaning solution dispensing tank is removably attached to the handle assembly by a pivotable latch member. In a floor cleaning mode, cleaning solution is selectively supplied by gravity from the dispensing tank to a spray nozzle through a supply tube controlled by a pinch valve. In an attachment hose cleaning mode, cleaning solution is selectively supplied by a motor driven pump from the dispensing tank to an attachment hose spray nozzle controlled by a trigger valve. A suction motor/fan assembly is carried by the base assembly which is selectively in fluid communication with a floor nozzle in the floor mode and hose nozzle in the attachment mode. Conversion between floor mode and attachment mode is carried out by manual operation of a knob of a multi-functional valve/switch assembly.

Abstract: A debris cleaning device is equipped with a compound auger which has a rigid inner auger portion with auger fighting and a plurality of compliant combing attachments connected to the edge of the fighting. Instead of the compound auger, a helical rotary brush with a dense inner region of shorter stiffer bristles and a less populous outer region of longer bristles may be used. The cleaning device also has a suction mechanism with a nozzle located about at the midway point of the length of the auger (or rotary brush). The auger (or rotary brush) is positioned horizontally with its rotational axis co-linear with, or parallel to, an axle of supporting wheels so that the auger (or rotary brush) follows the contour of the surface being cleaned as do the wheels, thereby preventing the auger (or rotary brush) from digging into uneven terrain.

Abstract: A vacuum hose assembly includes an air inlet connector, a flexible hose, and rigid tube. Screw threads are provided on one end of the air inlet connector. Screw threads are also provided on one end of the rigid tube. The three components of the hose assembly are coupled by screwing one component to another. Therefore, the air inlet connector is coupled to the flexible hose by screwing the air inlet connector into the flexible hose so that the screw threads of the air inlet connector engage with the ridges of the flexible hose. Furthermore, the rigid tube is coupled to the flexible hose by screwing the rigid tube into the flexible hose so that the screw threads of the rigid tube engage with the ridges of the flexible hose.

Abstract: A hinge for mounting a door for swinging between open and closed positions on a frame, the hinge including a door and frame wings mountable to the door and frame, respectively, a pivot interconnecting the wings to permit swinging of the door between the open and closed positions, a latching finger disposed in close spaced-opposing relation with the door wing and having first and second ends and including a large bend intermediate the first and second ends to provide spring action thereto, a second smaller reverse bend formed at the first distal end and arranged for overlapping engagement with a locking edge formed on the door wing, and a tab formed on the finger spaced-apart from the second bend for insertion into a cut-out formed on the door wing spaced-apart from the locking edge to steady the finger in connection with the door wing, the simultaneous overlapped engagement of the reverse bend and insertion of the tab in the cut-out providing significant locking power to the finger in the door wing; the secon

Abstract: A hinge construction has a fixed hinge member and a movable hinge member fixed to a mandrel, the mandrel being rotatably supported on the fixed hinge member, and a single coil spring one end of which is anchored immovably to the fixed hinge member the other end being free the coil spring closely surrounding the mandrel, an interior surface of the spring being in contact only with the mandrel, the arrangement being such that movement of the movable hinge member in one direction rotates the mandrel in a sense acting to uncoil the coil-spring thus allowing free movement of the movable hinge member whereas movement of the movable hinge member in the opposite direction acts to cause the coil-spring to tighten about the mandrel and thus resist movement.

Abstract: A retaining mechanism or lanyard for retaining a connecting member proximate to a point of connection. A flexible elongated member has an eyelet or loop on a first end, a connector having a connecting pin on the opposite end and a receptacle in between. The connecting member is placed between the connector and receptacle after which the connector is snap fit into the receptacle. The lanyard has unitary construction from a plastic material and requires no additional components during fabrication.

Abstract: A load retainer useable with tie down lines on a vehicle. The retainer includes a flexible body having first and second end portions and an intermediate end portion between the first and second end portions. Sites on the flexible body are intended for engaging the tie down lines. The flexible body is also adjustable along a certain dimension to permit the flexible body to fit around a load. The adjustment means includes a first flap, anchor place, and fastener for the first flap and anchor.

Abstract: Trellis wires tieing clips are used with pairs of spaced longitudinal trellis wires which are located to control the direction of growth and support of plant foliage of crops such as raspberries, blackberries, blueberries, and grapes. One wire is the longitudinal reference trellis wire, and the other wire is the longitudinal gathering trellis wire. Each trellis wires tieing clip is made of a molded plastic having: resiliency and a retention of shape memory, and having the integral portions of a transverse elongated top body portion; a transverse elongated trellis wire receiving volume in the top body portion; a centered bottom entry to guide trellis wires into the transverse elongated trellis wire receiving volume; a right side arm depending at a wire guiding angle from the transverse elongated top body portion; and a left side arm depending at a wire guiding angle from the transverse elongated top body portion.

Abstract: A quick release hitch for attaching a tow line to an object comprises a flat plate body having a first opening at a first end for attachment to a connector, and a second opening at a second end through which a tow line may be inserted, a first pair of side notches, each notch of the first pair opening to one side of the body and extending transversely into the body toward the other notch of the first pair, each notch of the first pair being formed to receive the tow line, and a second pair of side notches, each notch of the second pair opening to one side of the body and extending obliquely into the body toward an opposite one of the first pair of side notches, each notch of the second pair narrowing inward and being formed to receive and secure the tow line when the tow line is inserted through the second opening and wound around the body and extended through the first pair of side notches before being extended through one of the second pair of notches.

Abstract: A quick engagement and release device for adjustably coupling the two flanges of a C-shaped bracket. The device incorporates a bolt and a first nut for fixing the bolt to one of the flanges while a thumb nut adjustably couples the other flange to the bolt. The device provides for a quick and convenient device for one-handed coupling and uncoupling of the device to the flanges of the C-shaped bracket without requiring tools.

Abstract: A front closure for a brassiere, particularly a brassiere of the uplift type in which the male and female members are engaged with a resilient finger on the female member adapted to be held by first and second detents permitting relaxation of the closure without full separation but also permitting full separation for brassiere opening.

Abstract: A buckle mechanism for use in vehicle safety restraint systems which is substantially shock proof against forces in many directions in a crash situation and also against forces generated by buckle pretensioners used to take up the slack in the belt webbing.The buckle mechanism has a movable button and a resiliently biased locking member guided by a rocking support member and movable transversely to the plane of movement of the button to engage or disengage a locking surface of a co-operating tongue. Mutually co-operating abutments are provided respectively on the button and on the locking member or on the rocking support member to lock the button against the buckle disengaging forces of a crash situation. Preferably an overlocking member is also provided to further resist spurious disengagement of the buckle.

Abstract: A self-aligning safety belt latch wherein imprecise mating of the tongue member with the buckle housing nonetheless locks the safety belt latch. The tongue member is defined by a continuously arcuate outer configuration and an annular cross-section. The tongue member defines an aperture which is large relative the area of the tongue member. The latching mechanism includes a biased latching mechanism catch extending therefrom. The catch is configured to mate with the tongue aperture and is generally small relative to the tongue aperture. Thus, imprecise mating of the tongue member to the latching mechanism nonetheless effectuates locking of the safety belt latch.

Abstract: A casket having a quickly interchangeable and adjustable interior comprises a casket shell, an elongated fastening device having first and second portions, the first portion being secured to the casket shell, and decorative fabric secured to the second portion of the fastening device. One of the first and second fastening device portions includes a longitudinally continuous female fastening element and the other of the first and second fastening device portions includes a longitudinally continuous male fastening element receivable in the female fastening element. The male and female fastening elements are relatively slideably moveable longitudinally when engaged and are fabricated from resilient material. The fastening device allows quick installation and removal of the decorative fabric by resilient engagement of the fastening elements and provides longitudinal adjustment of the decorative fabric relative to the casket shell by slideably moving the fastening elements longitudinally relative one another.

Abstract: A pickup truck conversion hidden storage/utility system is incorporated in the bed thereof without altering the bed's external appearance. The storage system is located adjacent the wheel well sections of the bed, and uses hinges to open and close the fender/side panel of the bed. Since the storage system does not alter the truck's external appearance, it reduces the attraction for theft. Also, since the storage area does not extend inwardly beyond the conventional wheel wells, the storage system leaves most of the truck bed free for use. The hidden storage/utility system is incorporated into the bed by either an initial fabrication method or a conversion method using an existing bed.

Abstract: A mechanisms (18) is disclosed for feeding electrical wire (24) in a lead making machine (10) and for positioning the end of the wire with respect to an applicator press (14) for termination. The mechanism includes a wire feed unit (42) mounted on a platform (40) that is pivotable from a position adjacent a wire cutting and stripping unit (34) and a position adjacent the applicator press (14). Two concentric drive shafts are provided, the outer shaft (44) being hollow and the inner shaft (62) being within the outer shaft. The inner shaft is drivingly coupled to the feed unit while the outer shaft is rigidly attached to the platform. A single actuator motor (196) drives both the inner and outer shafts (62, 44) through a coupling (204) that selectively couples to and decouples from each. The coupling includes an air cylinder (218) and two clutches 230, 232) that operate to lock one shaft in position while permitting the other shaft to be rotated by the motor.

Abstract: Finish leads of coils wound onto stator cores without terminal boards are automatically secured before the stator is removed from the winding apparatus. Tooling is provided that is moved into position adjacent the stator at a lead tuck station to cooperate with a robot end effector to tuck the finish leads between their respective coils and the portion of the stator core adjacent thereto. Because the finish leads are so tucked, the coils do not have a tendency to despool when removed from the winding apparatus, which permits the use of an automated load/unload mechanism.

Abstract: The present invention discloses an improved structure and method of forming a dual magnetoresistive element head. The dual magnetoresistive element head includes a first and a second magnetoresistive element and leads extending from opposite end segments of each magnetoresistive element. In one aspect of the present invention, the first and second magnetoresistive elements and the leads are simultaneously formed from a wafer comprising a first and a second magnetic layer separated by an intermediate gap layer.

Abstract: A cutting tool is fixed to a cutting tool holder in such a manner that the posture of the cutting tool can be adjusted without being removed from a processing machine. The cutting tool holder is fixed to a fixing base to allow the cutting tool holder to be fixed in the same position thereof repeatedly with high reproducibility. After the flank of the cutting edge of the cutting tool is measured by an objective interference microscope, the posture of the cutting tool with respect to the cutting tool holder is adjusted so that an interference fringe coincides with a predetermined interference fringe.

Abstract: An IC socket jig is used in an IC socket pressing and affixing or releasing an electronic component with respect to contact pins by the movement of a slider in substantially a horizontal direction. The slider is moved in substantially a horizontal direction by an inclined portion formed in a cam pin of the jig which can vertically move. When the jig is attached to the IC socket, after a positioning pin is inserted into a positioning hole, the inclined portion of the cam pin is engaged with a shaft pin of the slider. When the jig is detached from the IC socket, after the engagement between the inclined portion of the cam pin provided in the upper block and the shaft pin of the slider of the IC socket is released, the positioning pin of the lower block is pulled out of the positioning hole of the socket body.

Abstract: A process for producing a flat heat exchange tube having parallel refrigerant passages in its interior and comprising flat upper and lower walls, opposite side walls and a plurality of reinforcing walls connected between the upper and lower walls, extending longitudinally of the tube and spaced apart from one another by a predetermined distance, using a rolling mill including a central work roll and a plurality of planetary work rolls arranged around a portion of the periphery of the central work roll and spaced apart circumferentially thereof, the central work roll being formed with parallel annular grooves in the periphery thereof.

Abstract: An electronic-component ("EC") removing system including a supplying device which feeds an EC carrier tape in a feeding direction parallel to a length-wise direction of an adhesive tape of the carrier tape, a thrusting device including a thrust member and a first actuator which moves the thrust member between a thrusted and a retracted position through an opening of the adhesive tape in a thrusting direction perpendicular to the feeding direction, and a receiving device including a holder which holds each of ECs adhered to the adhesive tape, a movable member which supports the holder such that the holder is movable relative thereto, and a second actuator which moves the movable member between an EC removing position in which the holder is opposed via each EC to the thrust member and, when the thrust member is moved to the thrusted position through the opening of the adhesive tape to thrust each EC toward the holder, the holder is moved with each EC relative to the movable member in the thrusting direction to

Abstract: A rotary body rotatable about a vertical axis thereof is set at a mounting head. A cam having a cam surface at a lower end thereof is arranged along the periphery of a lower part of the rotary body. Each of outer cylinders is rotatably set in the periphery of the rotary body, wherein each of nozzle shafts with each suction nozzle fitted at lower ends thereof penetrates each outer cylinder in a freely movable manner in an up and down direction. An engaging part for a rotary device is provided at an upper end of each outer cylinder, and an engaging device for the cam is placed at a lower part of each nozzle shaft projecting from a lower end of each outer cylinder.

Abstract: A method for joining an electrical connection (10) of a non-packaged IC component (15) with a conductive strip (35) on a substrate (30). An easy to metallize layer (20) preferably is applied to the surface of an electrical connection (10) that is to be connected. The surface (10, 20) to be connected of connection (10) is arranged at a distance to and facing a contact surface (45) of a conductive strip (35) on a substrate (30). An electrically conductive material (50) for filling in the free volume between the two surfaces (10, 20; 45) to be connected is applied simultaneously to the contact surface (45) and the surface (10, 20) to be connected.

Abstract: A package for mounting a semiconductor device to a circuit board. An insulating substrate is provided, which has at least one layer, and provides rigidity to the package. A plurality of electrically conductive contacts are disposed on the top surface of the substrate, receive the semiconductor device, and make electrical contact between the semiconductor device and the substrate. A plurality of electrically conductive through-holes are formed in the substrate, and extend from the top surface of the substrate to the bottom surface of the substrate. The through-holes make electrical connection between all of the layers of the substrate. Electrical interconnections between the contacts and the through-holes are provided by a plurality of electrically conductive traces. A z-conductive layer is attached to the bottom surface of the substrate.

Abstract: A manufacturing process for an organic chip carrier is disclosed which permits one to form a substantially bowl-shaped via hole in the substrate of the chip carrier, which makes it easy to deposit a conductive layer having a substantially uniform thickness on the sidewall of the via hole. In accordance with the manufacturing process, photosensitive resin 3 is provided on a substrate 1 in a thickness which is the thickness necessary for a final insulating layer plus a thickness to be removed by, for example grinding, the photosensitive resin 3. Cavities are then formed in the photosensitive resin 3 in a predetermined pattern by exposure and development. The photosensitive resin 3 formed with the cavities 8 is heat-cured. Subsequently, when the photo-cured layer 6a and a part of the heat-cured layer 3a are removed, e.g., ground off, a substantially bowl-shaped via hole 9 is formed.

Abstract: A method for making a printed circuit with a cavity is disclosed. The method comprises the step of laying a sticker sheet on a first, metallized dielectric layer and laying a second, metallized dielectric layer on the sticker sheet. The second metallized dielectric layer and the sticker sheet each have a window which is registered with the other window forming a cavity. Next, a flexible release layer is laid above the second metallized dielectric layer and a thermosetting visco-plastic material is laid on the release layer over the cavity. Next, the first and second metallized dielectric layers, sticker sheet, release layer and visco-plastic material are laminated by heat and pressure to cure the sticker sheet and thereby bind the first and second metallized dielectric sheets to each other. During the lamination step, the sticker sheet flows to the perimeter of the cavity.

Abstract: An improved method and tool kit for removing injector sleeves from the cylinder head of engines includes inserting a pull plate below the upper rim of the injector sleeve. A post projects upwardly from the pull plate and extends from the bore hole in the cylinder head. The upper rim of the injector sleeve is then curled inwardly to relax the injector sleeve in the bore. Additionally, the curled upper rim of the injector sleeve provides a surface against which the pull plate can be pulled to thereby dislodge the injector sleeve from the bore for quick and efficient removal of the injector sleeve.

Abstract: A muffler including fiberglass packing is assembled and suitable for use in a closed refrigeration system by avoiding the generation of fiberglass debris and preventing its entry into the fluid path. A perforate tube is serially overlain by a heat resistant fabric covering, a fiberglass packing and a circumferentially adjustable and collapsible sleeve which are inserted as a subassembly into the shell of a pressure vessel.

Abstract: A folding disposable razor includes a shaving head which folds into the razor handle and is aligned with the handle when in an open or extended position.

Abstract: A blade scabbard including a safety lock which functions to prevent accidental or inadvertent withdrawal of a blade from a fully inserted position within the scabbard housing. The safety lock operates automatically in response to insertion of a blade into the scabbard and is preferably associated with blade sharpening mechanism which is also responsive to movement of a blade into and out of the scabbard housing. The sharpening mechanism is preferably inactive during blade insertion and active during blade withdrawal. Manually operable release means is provided to enable release of the lock for blade withdrawal purposes, and it is necessary to operate the release means while simultaneously withdrawing the blade from the scabbard. The safety lock is fully released after the blade has been withdrawn a distance from the fully inserted position and operation of the release means can then be terminated without hindering further withdrawal of the blade.

Abstract: A tool used to penetrate ductile sheet metal as the initial penetration in preparation for the attachment or installation of ducting and piping and particularly to forming the initial penetration in sheet metal sheet or ducting from which an opening is made for the attachment of lateral, feed, supply or return duct pipe in heating and air conditioning systems and other process or manufacturing systems employing sheet metal in the system construction. The tool has a shaft with a handle, a top edge and a blade edge with a penetrating point extending from the blade edge. An anvil is affixed to the top edge. A sheet metal workpiece is struck by the tool with the penetrating point causing a penetration in the sheet metal surface in preparation of attachment of ducting or other heating, ventilation and air-conditioning or process systems.

Abstract: A cutting tool for piercing a sealant surrounding a vehicle windshield including a cylindrically shape body which is internally hollowed and first and second blade housing members which, upon assembly, are axially slidably mounted within a first selected end of the body and form a blade receiving cavity. A blade includes a first insertable portion with at least one aperture and a second cutting portion extending at a desired angle with respect to the insertable portion. A spring loaded tang is mounted within the second blade housing member and is upwardly biased so that an upwardly projecting button portion engages through the at least one aperture of the blade insertable portion in a first blade retaining position. An inwardly displaceable disengaging member is axially slidably mounted within a second selected end of the body and is contoured along a forward face so that it unseats the spring loaded from the blade aperture in a second blade release position.

Abstract: According to the present invention, a rotary trim saw includes a rotary drive shaft coupled to a source of rotary power, while a sleeve is disposed about the drive shaft. The drive shaft is arranged for rotation relative to the sleeve. Also, a rack is disposed on an outer surface of the sleeve and parallel to the drive shaft, and a circular cutting blade is disposed at an end of the drive shaft. A base is attached and has a pinion for engaging the rack and an adjustment knob coupled to the pinion for controlling the position of the blade relative to the base.The rotary trim saw may also have a base having surface engaging wheels attached to the base such as ball bearings although other types of wheels would also suffice such as coaster wheels. The base may also include a set screw for locking the base to the sleeve, so as to lock the cutting blade relative to the base or may also include a level attached to aid in determining a cutting angle. Retractable safety shields may also be attached to the base.

Abstract: A cartridge-connecting subassembly for a shaving razor handle including a cartridge connecting structure, a handle connecting structure, and a movable component within the cartridge connecting structure that interacts with a replaceable cartridge when it is connected. The cartridge connecting structure and handle connecting structure have outer side surfaces that mate with inwardly directed surfaces of the cartridge and handle so that the subassembly is substantially covered when it is mounted in the handle and a cartridge is connected. The subassembly has an assembly opening for receiving the movable component during assembly, a cartridge interaction opening through which the component is movable for interaction with the cartridge, and blocking structure that retains the movable component in the subassembly. The movable component is an ejector structure that is separate from the cartridge connecting structure. The subassembly is connected to the handle by staking.

Abstract: A compass having a pivot portion with an open faced clamp and a utensil portion with an open faced clamp, so that the portions can be clamped onto intermediate bars of varying shapes and sizes. The utensil holder is also angularly adjustable with respect to the pivot point so small circles can be drawn. Only the pivot portion and the utensil portion need to be transported because suitable intermediate bars would probably be available at the location where work is to be performed.

Abstract: A tool for use in checking the level or grade of the ground surface in a construction area or site using a daylight visible wavelength semiconductor laser diode module to project a laser beam from the location of interest to a location where the elevation or the amount of cut or fill is known. The tool is a relatively small, hand-held and compact device that utilizes batteries contained within the tool to power the laser diode. The laser diode module fits within a module plug that fits within a module plug compartment in the front of the tool. A front end cap encloses the laser diode module and the module plug in the tool. The laser beam emitted from the tool is in axial alignment with an edge or ridge on outside surface of the tool. A bubble level ensures that the tool is held parallel to the ground during use.

Abstract: A construction laser tool which projects a plumb beam is provided with a marking template, movable and separate from the tool's housing but securable to the housing, for transferring a point on a floor to the laser beam or, in another case, for transferring the beam to locate a point on the floor. The template has a marker such as a hole to receive a pencil, and the marker is positioned under the laser tool housing, on the vertical line of the plumb beam where the floor point of interest cannot be seen, when the plumb beam is projected at a point on the ceiling. To accurately mark the floor point, the user holds the template in place on the floor and moves the laser tool away to gain access to mark the point. The reverse procedure is used to align the plumb beam over a known point on the floor. Several arrangements involving sliding templates are disclosed.

Abstract: A computer input device. The device is a body containing at least one tube. There is a first conductor in the tube able to move along the tube. Spaced contacts are formed within the tube and conductors extend from the spaced contacts. First interfaces receive information from the conductors as to the position of the first conductor in the tube and input information to the computer based on the position of the first conductor. Second interfaces input information to the computer.

Abstract: A touch probe with a base unit comprising a casing, a movable arm-set assembly housed in the casing and provided with an arm protruding from the casing and a feeler fixed to the arm end external to the casing, and an adjustment and locking device for locking the base unit to a support. In order to adjust the position of the feeler, the adjustment and locking device comprises a first and a second reference element with substantially spherical couplings between the base unit and the support and two locking elements, coupled to the base unit and to the support, and adjustable along a longitudinal direction. At least the first of the reference elements is adjustable along the longitudinal direction.

Abstract: An engineering drawing copier includes a device for measuring and recording cumulative movement of the copier's paper feed belt only when paper is present at the exposing lamp. A correct cumulative paper length is generated, notwithstanding variations in the size and shape of the sheets which have been copied.

Abstract: A centrifugal semiconductor processing system having a rotor which holds articles for centrifugal processing. The rotor includes a rotor frame with a receiver for holding the wafers or other articles in a spaced array without a wafer carrier to improve fluid access to the wafers. The rotor also has one or more retainers which are pivoted relative to the rotor to controllably urge the wafers into their desired processing positions. The retainers are preferably constructed to provide initial spring biasing with added restraining forces being generated during rotation. The processing system also preferably includes an implement mounted on a robot for loading the rotor, and a vision system to aid in the loading operation.

Abstract: An implement (10) for supporting selectively each of at least two roller sleeves of different internal diameters for rotation about their axes comprises an elongate support (11) adapted to extend through each sleeve and carrying two supports (15, 21) for supporting the smaller-diameter sleeve (20) adjacent its ends, a mount (16) for supporting one end of the larger-diameter sleeve and adapter means (30) engageable with a support (21) for the smaller-diameter sleeve for supporting the opposite end of the larger-diameter sleeve, the adapter means and one support (21, 30) for the smaller sleeve being a resilient force fit in the respective sleeve to connect the sleeve for rotation with the elongate support (11).

Abstract: This invention relates to a vacuum processing apparatus having vacuum processing chambers the insides of which must be dry cleaned, and to a method of operating such an apparatus. When the vacuum processing chambers are dry-cleaned, dummy substrates are transferred into the vacuum processing chamber by substrates conveyor means from dummy substrate storage means which is disposed in the air atmosphere together with storage means for storing substrates to be processed, and the inside of the vacuum processing chamber is dry-cleaned by generating a plasma. The dummy substrate is returned to the dummy substrate storage means after dry cleaning is completed. Accordingly, any specific mechanism for only the cleaning purpose is not necessary and the construction of the apparatus can be made simple.

Abstract: A hair dryer includes an air inlet, an air outlet and a primary air passage between the inlet and outlet. The hair dryer employs a housing having side walls and a cord reel positioned in the housing, between the side walls and across the primary air passage between the air inlet and the air outlet. The hair dryer includes at least one vent formed in a side wall of the housing, the vent located between the cord reel and the air outlet and effective to provide a secondary air source for the primary air passage, even when the cord is wound on the cord reel.

Abstract: A paper drying apparatus including a first rotatable drum, wherein the first rotatable drum has an inner perimeter and an outer perimeter and a second rotatable drum having an inner perimeter and an outer perimeter. A fabric sheet for carrying a paper web is provided, wherein the fabric sheet passes around the outer perimeter of the first rotatable drum and proceeds to next pass around the outer perimeter of the second rotatable drum. As the fabric sheet conveys the paper web around the first rotatable drum, a drying air is applied to the paper web in a direction from the inner perimeter of the first rotatable drum toward the outer perimeter of the first rotatable drum, further passing through the paper web. As the fabric sheet and paper web proceed around the second rotatable drum, a drying air is applied to the paper web in a direction from the outer perimeter of the second rotatable drum toward the inner perimeter of the second rotatable drum, further passing through the paper web in a similar direction.

Abstract: A processor for processing semiconductor articles, such as integrated circuit wafers, flat panel displays, semiconductor substrates, and data disks. The processor has an interface section which receives articles in article carriers. The interface section transfers the articles from carriers into processing arrays. A conveyor having an automated arm assembly moves article arrays to and between processing stations. The processing stations are accessed from an enclosed area adjoining the interface section.

Abstract: A pipe coil is heated in the furnace of a heat treatment apparatus. The oil adhered to the inside of the pipe is vaporized by this heating. In this state the oil removing gas is fed at one end into the pipe which gas is in the high temperature enough to maintain the vaporizing condition of the oil. The vaporized oil within the pipe is discharged by the feeding of the gas at the other end of the pipe while the oil is in the vaporized state.

Abstract: A Yankee hood comprises an integral air heating system combining the hood with circulating fans, air heaters and an air flow duct work distribution system into one assembly with the air system apparatus located inside the hood. Motors for circulating fans and the burner assemblies are mounted on the external face of the hood drive side.