Abstract: In an electric vacuum cleaner, in a suction air passage provided between a nozzle unit having a nozzle and an electric blower for producing a suction air flow, a separator for separating dust from the suction air flow is arranged. In the separator, a dust collection chamber for collecting the separated dust is provided. The separator is fitted with an exhaust tube having an outlet, fitted with a filter, formed in the peripheral surface thereof so that the suction air flow is exhausted out of the separator through the exhaust tube to the downstream side of the suction air passage. The separator is fitted with a cleaning member having a brush for cleaning the filter. When the cleaning member is moved with the brush keeping contact with the filter, the dust that has settled on the filter is raked off. The cleaning member is moved through manual operation, with a motor, or by the suction air flow.

Abstract: When a solid such as a utensil or a structure thing moves, stability is high, it is suitable for the indoor use, furthermore to provide the caster which can use the foot part of robot walking by the two pairs. A caster is comprised of a rocking shaft which sets up a wheel, a stably supporting leg, a slidably stabilizing plate and wheel, a drive device which rocks a rocking shaft and change an angle of a slidably stabilizing plate, the detection device which detects a change in the angle and the detection devices which detect a change in the increased weight. And stability is higher than the existent caster, the caster with sled for getting over obstacles which can brake without controlling the movement of the wheel of the existent caster and the axle which holds a wheel by the mechanism such as the brake for braking, in other words, a caster for the robot can be made.

Abstract: A door closer comprises an actuator assembly (20) adapted for fitting within the thickness of a door and an anchor member (10) adapted for fitting in a door frame in opposed relation to said edge face of the door. An operating member (30) is driven by spring means (45) and coupled to said anchor member (10) to draw the door towards the door frame. An adjustable fluid-filled damper (50) is coupled to said operating member (30) and arranged to provide variable regulation the rate of movement of the operating member under the force of said spring means (45). Resilient thrust means (85) are arranged to exert an increased driving force of said operating member (30) and adjustable control means (100) are provided whereby said thrust means (85) is operative to augment the driving force to said operating member (30) over a defined but variable part of said range of movement corresponding to movement of the door over the final part of its movement into its closed position.

Abstract: Striking implements that have an improved ability to store and quickly release significant energy during flexure and at the same time have significant vibration damping capability to impart a desired “feel” to the user. A shape memory alloy element is inserted at a specific flex point along the length of the sports or utility striking implement to permit a desired degree of flexure, with an enhanced leverage effect, and to absorb undesired vibrational energy. Typical sports or utility striking implements utilizing the invention include, but are not limited to, golf clubs, hockey sticks, polo clubs, tennis rackets, racket ball rackets, baseball bats, pole vaults, rowing oars, picks, axes, hammers, and the like.

Abstract: A cable strain relief includes a cable retainer having a slot for receiving a cable. A clip has a projection receivable in the slot to bear against the cable to hold same to the retainer. A fastener is extended through aligned holes in the retainer and the clip projection to secure the clip to the retainer in clamping relationship with the cable.

Abstract: An attachment device for the attachment of two members, and is particularly envisaged for the attachment of objects to a post, bar, rod, wire, rope or the like. The device has two arms at one end that encompass the perimeter of the post, and pressure elements are provided to apply pressure to the post, to grip it securely. The device preferably includes a substantially cylindrical device having two threaded arms that encompass the post, with a nut being screwed to the thread to enable the device to grip the post, with the other end of the device being adapted in various ways to hold different objects.

Abstract: A separable fastening system including female component having a channel-like structure into which a male component is inserted. The female component has a lengthwise opening that can be widened for insertion of the male component and can recover to its original shape, thereby enveloping the male component and providing vertical engagement. The female component has depressions or holes on or through a surface of the female component. Protrusions from the male component engage with the depressions or holes, thereby providing engagement in a shear force direction.

Abstract: A casket includes a repository for receiving a body for viewing and burial. The repository includes a bottom, a front wall with a top, a rear wall and two end walls, wherein at least one of the end walls has a riser extending upwardly from the one end wall, the riser having a top which is higher than the top of the front wall, and a cover adapted to fit over the riser top and to cover the repository.

Abstract: A method of compressing fibrous bodies which are held in place on a perforated support by means of negative pressure. Each fibrous body to be compressed is arranged on a first support that includes parts with and without perforations. A first compression of the fibrous body is then brought about over the part without perforations. The partly compressed fibrous body is then transferred to a second support which includes perforations in a part covered by compressed portions of the fibrous body and a part without perforations covered by uncompressed portions of the fibrous body. A second compression of the fibrous body is brought about in those portions of the fibrous body which cover the part without perforations of the second support.

Abstract: An acoustic backing element includes a glass fiber epoxy composite planar substrate to the outer major surfaces of which are applied electrically conductive material. The electrically conductive material may be a conductive layer that is etched to expose electrical contact material in the form of conductive traces. Each conductive trace provides electrical connection between a transducer element and electrical control circuitry typically located on an electrical circuit board. The acoustic backing element provides precisely located electrical contacts for connecting the transducer elements to their control circuitry, while simultaneously providing superior acoustic attenuation. In addition, the thermal coefficient of expansion (TCE) of the glass fiber epoxy composite material comprising the planar substrate can be closely matched to the TCE of the electrical contact material.

Abstract: A method for producing a surface acoustic wave device, includes the steps of preparing a piezoelectric substrate, forming a thin film electrode on the piezoelectric substrate, etching the thin film electrode for forming an IDT, trimming at least one of the piezoelectric substrate and the IDT to adjust an operation frequency of the surface acoustic wave device, and rapidly altering the surface of the IDT for stabilizing the surface of the IDT.

Abstract: This invention relates to a method of manufacturing an ultrasonic transducer. A plurality of leads end portions are inserted into a plurality of lead holes of an alignment jig. A backing layer is formed by resin molding. After that, the alignment jig is removed from the surface of the backing layer, and the surface of the backing layer is flattened. Since the end portions of the leads are exposed to this flattened surface of the backing layer, discrete electrodes formed on the back surfaces of transducer elements are electrically connected to these lead end portions. The accuracy of lead arrangement is thus improved by the use of the alignment jig. This reduces alignment errors of leads with respect to the discrete electrodes of the transducer elements.

Abstract: A method of forming a capacitive element for a circuit board or chip carrier having improved capacitance is provided. The element is formed from a pair of conductive sheets having a dielectric component laminated therebetween. The dielectric component is formed of two or more dielectric sheets, at least one of which can be partially cured followed by being fully cured. The lamination takes place by laminating a partially cured sheet to at least one other sheet of dielectric material and one of the conductive sheets. The total thickness of the two sheets of the dielectric component does not exceed about 4 rolls and preferably does not exceed about 3 mils; thus, the single dielectric sheet does not exceed about 2 mils and preferably does not exceed about 1.5 mils in thickness.

Abstract: A method for producing a stator for use in a variable capacitor includes providing a stator having a protruded portion provided on a first main surface of a stator component such that the top surface of the protruded portion has a height greater than the thickness of each of conductive films disposed thereon. The method also includes polishing the first main surface of the stator component using the top surface of the protruded portion as a reference.

Abstract: The jacking plate may be used to reinforce structural assembly elements that may be required to withstand the force of the use of a jack bolt to separate assembly elements. The jacking plate may be attached intermediate one structural element and a nut plate. A bushing may be attached in a second structural element through which bushing the jack bolt is threaded to apply force against the jacking plate. The jacking plate may be constructed of a hardened metal such as stainless steel to inhibit deforming of the structural element and nut plate.

Abstract: A method of converting a truck raised roof sleeper cab to a mid-roof cab comprising the steps of: providing a truck cab having a raised roof sleeper cab riveted to the upper and rearward ends thereof; removing the rivets which connect the raised roof sleeper cab to the truck cab; removing the raise roof sleeper cab from the truck cab to create an opening at the rearward end of the truck cab and an opening in the roof of a truck cab; providing a rear wall member which resembles the rear wall of a mid-roof cab and which is designed to close the opening in the rearward end of the cab created by the removal of the sleeper cab from the truck cab; securing the rear wall member to the truck cab to close the opening therein; providing a mid-roof member which resembles the roof of a mid-roof cab and which is designed to close the opening created in the roof of the truck cab by the removal of the sleeper cab from the truck cab; and securing the mid-roof member to the truck cab to close the opening in the roof of the tr

Abstract: A method is provided for removing a slug from a frame of an automobile. A mandrel configured for insertion into an aperture of the slug and a mandrel engaging plate configured to engage the mandrel. The method also includes a cammed jaw connected to the mandrel engaging plate and an actuator. The mandrel engaging plate is configured to engage the automobile frame and the actuator is configured to separate the cammed jaw from the mandrel engaging plate such that the mandrel is drawn through the aperture of the slug, thereby removing the slug from the automobile frame.

Abstract: A wafer processing apparatus (14) has a wafer processing vessel (16). A wafer is mounted on a susceptor (22) included in the wafer processing apparatus. Process gases are supplied to the wafer through a shower head (74) disposed in an upper region within the processing vessel to carry out a predetermined process for processing the wafer. The surfaces of aluminum members (16, 74) employed in the wafer processing apparatus are subjected to an organic mechanical chemical polishing process, a blasting process and an aluminum oxide film forming process in that order. It is difficult for unnecessary films to adhere to the thus treated surfaces and it is difficult for unnecessary films deposited on the thus treated surfaces to come off the surfaces. Consequently, intervals between cleaning operations can be extended and production of particles can be suppressed.

Abstract: The present invention provides methods and devices for producing a subassembly for devices designed to receive particulate matter in a compartment of predetermined shape.

Abstract: The present invention provides a method for manufacturing an erect image, unity magnification, resin lens array by injection molding. Two injection-molded lens plates are stacked such that convexly warped sides thereof face each other or such that a convexly warped side of the lens plate whose warp is greater than that of the other lens plate faces a concavely warped side of the other lens plate, while directions of resin injection thereof are aligned so as to optically avoid the influence of molding shrinkage. Engagement spigots and engagement sockets are employed in order to align the two lens plates. The two stacked lens plates are secured by clipping of peripheral portions thereof.

Abstract: A method of processing the connecting surfaces between a marine engine frame and an associated bearing support, which parts wholly or partially surround a crankshaft is presented. The bearing support is removed to expose the connecting surface of the engine frame facing towards the bearing support. An auxiliary plane is established which is set-up/extended along the centerline of the crankshaft, and a second line at right-angles to the centerline. In situ processing of the connecting surface of the engine frame is effected at an angle which is a function of the position of the auxiliary plane. It is thus possible to process the connecting surface of the engine frame facing towards the bearing support without the necessity of having to remove the engine frame itself, and to carry out the processing of at least this free connecting surface, while the actual bearing support can be processed in the normal manner.

Abstract: A method and apparatus for manufacturing large, semi-flexible metal components includes a fixture that holds the component blank in a desired position for manufacturing operations by accurate numerically controlled machine tools using original numerical part definition records, utilizing spatial relationships between key features of detail parts or subassemblies as represented by coordination features machined into the parts and subassemblies, thereby making the parts and subassemblies intrinsically determinant of the dimensions and contour of the part.

Abstract: A tool cartridge for seating and cutting a communication wire in a terminal block. The cartridge includes a tool end and a base end. A wire seating blade and a wire cutting blade extend outwardly from the cartridge and are mounted for longitudinal movement relative to the cartridge and to each other. A spring bias detent assembly forces the wire seating and wire cutting blades into contact with each other for longitudinal movement together relative to the cartridge. A compression spring resists longitudinal movement of the wire seating and wire cutting blades in the direction of the base of the cartridge by seating pressure applied to the cartridge. A cam is positioned to release the detent assembly thereby disengaging the wire seating and wire cutting blades from movement together after a predetermined compression of the compression spring. The release of the blades from movement together permitting the compression spring to drive the cutting blade to its cutting position to cut the wire.

Abstract: An engine cooling module includes a shroud structure 12. A housing 20 of a d.c. electric motor is formed integrally with the shroud structure 12. The housing has an open end 21. The motor has a drive shaft 26. A heat sink 22 is disposed opposite the open end and is insert molded with respect to the housing 20. The heat sink 22 defines a seat for a bearing 24 supporting the shaft 26. A flux ring assembly 48 is insert molded with respect to the housing. The flux ring assembly includes permanent magnets 33. An armature assembly 28 is disposed in the housing and fixed to the shaft for rotation in response to a magnetic field generated by the magnets 33. A commutator 32 is disposed in the housing and electrically connected with the armature assembly 28 and mounted for movement with the armature assembly. A brush card assembly 36 is coupled to the open end 21 of the housing to define an end cap covering the open end. The brush card assembly 36 has brushes 42 associated with the commutator 32.

Abstract: A method for manufacturing a nonreciprocal circuit device, wherein when the nonreciprocal circuit device, such as an isolator, is manufactured having central conductors disposed adjacent to a magnetic body, to which a DC magnetic field is applied, and a case receiving the central conductors and the magnetic body therein, the central conductors are integral with a hoop and are formed by punching the hoop made of a metal film, the hoop is wound around a reel while the central conductors are transported, and when the nonreciprocal circuit devices are manufactured, the central conductors are fed into a manufacturing step after being separated from the hoop.

Abstract: A method for aligning head suspension structures minimize to misalignments between a flexure and a load beam of the head suspension. The load beam and the flexure of the head suspension include a first aperture formed near a load point dimple of the head suspension to provide a reference datum. An elongated alignment aperture is formed in the rigid region of the load beam, and a proximal alignment aperture and a distal alignment aperture are formed in the flexure. The elongated the aperture overlaps at least a portion of the proximal and distal alignment apertures in such a manner that the proximal perimeter edge of the elongated aperture encroaches on the proximal alignment aperture and the proximal perimeter edge of the distal alignment aperture encroaches upon the elongated alignment aperture.

Abstract: A method of attaching a load beam to a head actuator arm. A number of weld holes are provided in the load beam and the actuator arm. A thermoplastic base plate is aligned over the weld holes in the load beam and the actuator arm. A heating tool having a number of pins is clamped over the base plate such that points of the heating tool pins coincide with the number of weld holes. The heating tool is heated such that peaks of thermoplastic base plate material are extruded through the weld holes. The heating tool causes heat to be applied and focused at the points to cause the thermoplastic base plate to flow and expand into the weld holes in both the load beam and the actuator arm, thereby rigidly connecting the thermoplastic base plate and load beam to the actuator arm.

Abstract: A method for easily sintering a magnetic core while preventing damage to the magnetic core caused by deformation or other problems, includes preparing a flattened tubular compact by forming the compact to have a flattened tubular shape and a through hole. A supporting plate made from a baked porcelain material or a metal material having a dimension that allows for insertion into the through hole of the flattened tubular compact, as well as a length that is sufficiently longer than that of the flattened tubular compact, is inserted through the through hole. The flattened tubular compact is placed inside of a sintering container having highly pure alumina powder spread therein so that the axial direction of the compact is horizontal. The flattened tubular compact is then sintered in a sintering furnace to produce the magnetic core.

Abstract: A method of making a heated injection molding nozzle with an integral tip insert. First, an inner portion, an outer collar portion, and an electrical heating element are made and integrally brazed together in a vacuum furnace using a first nickel alloy brazing material. Then a tip insert is made having a desired configuration and seated in the front end of the inner portion and a second nickel alloy brazing material is applied around it. The second brazing material has a melting temperature which is substantially below that of the first brazing material. The tip insert is then integrally brazed in place by heating them to a temperature above the melting temperature of the second brazing material and below the melting temperature of the first brazing material. In addition to not affecting the metallurgical bonding between the other components, this allows the tip insert to be easily removed for replacement by again heating the nozzle to this same temperature.

Abstract: A method of forming a thermal bend actuator (6) is provided with upper arms (23, 25, 26) and lower arms (27, 28) which are non planar, so increasing the stiffness of the arms. The arms (23, 25, 26, 27, 28) may be spaced transversely of each other and do not overly each other in plan view, so enabling all arms to be formed by depositing a single layer of arm forming material.

Abstract: A heatable vehicle window (e.g., windshield, sidelite or backlite) includes a multi-layer coating formed on a substrate. The multi-layer coating includes at least one dielectric layer and at least one conductive layer. A pair of bus bars are deposited on the substrate over the coating, so that at least the dielectric layer is provided between the bus bars and the conductive layer(s). In order to create an electrical connection between the bus bars and the conductive layer(s) of the coating, the bus bars and/or coating is/are heated to a temperature sufficient to permit the bus bars to reach molten or semi-molten form. Portions of bus bar material then flow down through at least the dielectric layer of the coating (i.e., forming a contact hole in the coating) so as to contact the coating's conductive layer(s). After cooling of the newly formed bus bars, the window may be selectively heated by passing current through the conductive layer(s) via the bus bars.

Abstract: A method for manufacturing a push button switch cover includes providing a cover substrate that is formed on a front surface thereof with at least one key top and on a rear surface thereof with at least one pressing projection in a manner that corresponds to the key top, and applying an adhesive to the pressing projection to form an adhesive section on the pressing projection. The cover substrate is carried to a dish-shaped metal spring feed position while keeping the pressing projection facing up, and a dish-shaped metal spring is pressed onto the pressing projection corresponding thereto, while aligning a central portion of the pressing projection with an apex of the dish-shaped metal spring, whereby the dish-shaped metal spring is bonded to the pressing projection through the adhesive section.

Abstract: An apparatus for supporting an electric-component mounter including a substrate supporting device which supports a circuit substrate, an electric-component supplying device which supplies a plurality of electric components to be mounted on the circuit substrate, a mounting device which receives the electric components from the electric-component supplying device and mounts the electric components on the circuit substrate supported by the substrate supporting device, and a base member which supports the substrate supporting device, the electric-component supplying device, and the mounting device, the apparatus including at least one elastic member which is provided between the base member and a surface of a floor which supports the base member, and at least one damper which damps vibration of the base member and the floor surface relative to each other, the vibration resulting from elastic deformation of the elastic member.

Abstract: A component pick and place apparatus includes a housing including; a rotatable frame and a plurality of pick-up and place heads mounted on the frame. The pick-up and place heads are rotatable from a first position to at least a second position, and includes a spindle which is movable from a retracted position to an extended position. A first actuator moves the spindle at the first position from the retracted position to the extended position for picking up or placing the component; and a second actuator moves a spindle so that when a pick-up and place head is at the second position a spindle is moved from the retracted position to the extended position for ascertaining the position of the picked-up component. This apparatus eliminates positional errors of the pick-up and place head spindle as it moves from its retracted position to its extended position when the component is placed.

Abstract: A method for making an electrically shielded housing for an electrical device includes the steps of at least partially forming an insert member having a non-conductive outer surface portion and a conductive inner surface portion, insert molding the at least partially formed insert member in a cavity of a non-conductive housing body member so that the conductive inner surface portion of the insert member is disposed adjacent an outer surface portion of the body member cavity and the non-conductive outer surface portion of the insert member forms a housing cavity. An electrical device received in the housing cavity is electrically shielded by the conductive inner surface portion of the insert member and insulated from the conductive inner surface portion of the insert member by the non-conductive outer surface portion thereof.

Abstract: A multi-layer printed wiring board is manufactured by forming a wiring pattern and a component mounting portion on a first substrate. An insulating spacer, formed with a first opening, is stacked over the first substrate with the first opening in registration with the component mounting portion. A second substrate is stacked over the spacer and the resulting assembly is bonded together. A second opening, continuing to the first opening, is formed in the second substrate, exposing the component mounting portion to the outside. An LSI is mounted on the component mounting portion, the first and second openings are filled with a synthetic resin mass, and then a third substrate is stacked over the second substrate to enclose the openings.

Abstract: A connector system and method for cooperating printed circuit boards includes a housing member having a clip receiving slot and circuit board engaging surface that is positioned against a first printed circuit board. At least one electrically conductive clip member has opposing ends and is received within the clip receiving slot. One end is readily secured by soldering to a circuit on the first printed circuit board and the other end is biased into connection with the circuit of a second printed circuit board such that high frequency radio frequency signals are transferred from one printed circuit board to the other printed circuit board via the clip member.

Abstract: A reinforcing system for a bond which includes at least one dielectric layer or stack disposed under the bond pad. A reinforcing patterned structure is disposed in the dielectric layer or stack with the delectric filling the portion of the patterned structure from which the structure was removed after patterning.

Abstract: Disclosed is a bump structure, which has a hollow body, for electrically connecting a first member and a second member. Also disclosed is a method for making a bump structure, which has the steps of: preparing a molding plate with a concave mold to mold a bump-forming member; forming a conductive thin film so as to form a predetermined cavity in the concave mold of the molding plate; preparing a substrate to which the conductive thin film is to be transferred; and transferring the conductive thin film formed on the molding plate to the substrate.

Abstract: A method of determining whether a metal terminal including a conductor clamping section for clamping a wire is satisfactorily connected to the wire. First, a first metal terminal including a first conductor clamping section for clamping a first wire thereto is provided. Next, one of a dimensional variation and a ratio of a dimensional change of the first conductor clamping section in an axial direction of the first metal terminal, which are caused by clamping the first conductor clamping section, is calculated. Compressibility comparison data is prepared by calculating, from a section of the first conductor clamping section after clamping the first conductor clamping section, compressibility of the first wire with respect to the first conductor clamping section based on the one of the dimensional variation and the ratio of the dimensional change.

Abstract: The invention provides a method of forming an electrical contact device and a pre-assembly for producing the electrical contact device. The electrical contact device is formed by providing a conducting frame and an insulating frame which is added to predetermined portions of the conducting frame to form the pre-assembly. A plurality of fine pitch electrical leads are disposed in parallel spaced apart relation and connected to each other by connecting strips. An insulating material is applied to the conducting frame to form the insulating frame. The insulating frame encapsulates portions of the electrical leads which extend from opposite sides of the center of the insulating frame retaining, therefore, the electrical leads in position and electrically isolated from one another. Portions of the conducting frame are then removed from the pre-assembly to obtain the electrical device.

Abstract: In a manufacturing method of a heat exchanger including a core portion having a plurality of tubes and a plurality of radiation fins connected to surfaces of the tubes, and a tank portion communicating with the tubes, a preheating step, a brazing step, a gradual cooling step and a cooling step are performed in this order. In the preheating step, temperature of the tank portion having a large heat capacity is increased earlier than that of the core portion having a small heat capacity. Therefore, the temperature of the tank portion is rapidly increased, and the temperature of the core portion is obediently increased in accordance with the temperature increase of the tank portion.

Abstract: The present invention relates to a cylindrical poly-V pulley made of metal sheet suitable for forcedly fitting a one-way clutch or a bearing. The present invention can easily provide thick ears for preventing a V-belt from disengaging, and ensure an enough length of an axial straight line of a bore of a peripheral wall. Ears for preventing the V-belt from disengaging, are protrusively shaped in an annular state on axially both ends on an outer surface of a cylindrical peripheral wall. Each ear includes an inner ear portion outwardly protruded from both ends of the peripheral wall and an outer ear portion folded back from the protruded outer end of the inner ear portion to the outer surface of the inner ear portion so as to be closely overlapped with each other, and the inner end surface of the ear is flush with the inner surface of the peripheral wall.

Abstract: A pruning device includes a blade mounting jaw and an opposing jaw. A blade is removably mounted on a blade mounting portion of the blade mounting jaw to cut vegetation positioned between the jaws as the jaws are closed. A blade retainer is movable between a blade retaining and blade releasing positions with respect to the blade mounting portion and has a forward blade engaging portion. In its blade retaining position, the blade retainer secures the blade to the blade mounting portion. A forward edge portion of the blade is received between the forward blade engaging portion and the blade mounting portion. A rearward blade engaging structure and the blade mounting portion support a rearward portion of the blade. In its releasing position, the blade retainer releases the blade for replacement. Grip portions are operatively connected to the jaws to open and close the jaws.

Abstract: An improved hand tool for trimming and deburring the edges of objects made of various materials is provided with an elongated body member having a longitudinal channel formed therein for receiving the edge of the object to be trimmed. An elongated opening passes through the body member, from its lower surface into open communication with the longitudinal channel. An elongated blade is secured within the body member and positioned to selectively adjustably pass through the opening into the longitudinal channel to engage the edge being passed through the longitudinal channel. An adjustment assembly allows for incremental and consistent adjustment of the blade's cutting depth. Storage compartments are provided within the body member for conveniently and safely storing replacement blades.

Abstract: A cutlery device is provided having a blade with a sharpened edge and an opposite, unsharpened back. The cutlery device also includes a tang extending from the blade which is at least partially enclosed in a handle. The tang has a tapered thickness to produce a cutlery device that is balanced when grasped with some fingers on the handle and some fingers on the blade. The back of the blade is curved so that a finger may be comfortably pressed against the back. The handle is curved for comfort and pieces of the handle are secured on the tang with rivets of varying length to accommodate the shape of the handle. A sharpening aid is also provided for the cutlery device which has at least one angled wall for positioning a sharpening surface at a sharpening angle, permitting the cutlery device to be held with the blade positioned vertically during a sharpening operation.

Abstract: A circular saw 30 includes a housing 32, a fixed upper guard 34, a movable lower guard 36 and a shoe 38. A saw motor 48 is selectively operated to rotate a circular saw blade 54 to facilitate the formation of a selective cut or kerf into a workpiece 57 under the control of an operator. A forward end 126, and a wing wall 138, of the upper guard 34 form an enclosed chamber 122 which is placed in close proximity with an adjacent surface 46 of the shoe 38 to essentially preclude chips from discharging through a slight space 39 therebetween. A trailing peripheral portion 148 of the upper guard 34 is formed with an inner radial path for receiving the lower guard 36 within the upper guard, and an outer radial path for management and directing of chips to a rear end 130 of the upper guard for discharging of the chips. A pair of stripes 102 and 104, and a sight window 90, are located on a forward portion of the surface 46 of the shoe 38 to assist an operator of the saw 30 in the accurate formation of the kerf.

Abstract: A reciprocating cutting tool (1, 50) includes a slider (14, 51) that reciprocates linearly in a first direction. A rod or blade holder shaft (21) is movable with the slider (14, 51) in the first direction and is supported by the slider (14, 51) such that the rod or blade holder shaft (21) is movable in a second direction that is different from the first direction. A blade (B) can be mounted on the rod or blade holder shaft (21). The rod or blade holder shaft (21) is movable in the second direction independently of the movement of the slider (14, 51) in the first direction.

Abstract: To provide a template holder in which parts such as screws for mounting a template to a template mounting member is not lost. A template holder, in which in a state in which an elastic strut 94 is inserted into a holding hole 81 of a template 80, the template 80 is pressed and is caused to abut upon an end surface 91b of a base member 91a by the elastic strut 94 by operating a pressing strut 95, whereby while the template 80 is mounted to a holding member 91, the holding member 91 is departed from the template 80 by operating the pressing strut 95 to thereby enable the template 80 to be removed from the elastic strut 94 and the holding member 91, wherein the pressing strut 95 and the elastic strut 94 are held by the holding member 91 when the template 80 is attached and detached.

Abstract: A device and method for adjusting the position of machine tools relative to tool clamps. The device includes a plurality of tool clamps, a surface plate defining a flat surface, an adjustment member and a gauging system. Each tool clamp is adapted to support a tool relative to the flat surface. The adjustment member is adapted to adjust each tool relative to a respective one of the tool clamps and a gauging system including a measuring unit adapted to engage each of the tools in each respective one of the tool clamps and to move to any desired position along a common plane to permit the measuring unit to align with each of the tools supported by each respective tool clamp.