Abstract: A castor wheel construction for furniture pieces and the like comprises a hub including an annular supporting element supporting a cylinder having two end portions thereon two wheels are respectively mounted, one for each cylinder portion, the annular supporting element also including a vertical attachment portion for receiving a peg element integral with the furniture pieces, to allow the castor wheel construction to turn about a vertical axis, each wheel comprising a cylindric portion operating as a tread, coupled to a flange portion, the wheels being fixedly coupled to the cylindric portion.

Abstract: A drawing device increases durability of dampers. A slider 14 and a damper base 22 are provided slidable on a base 12 of a drawing device. The damper base 22 is provided with a damper lock 28 which engages with the base 12 to prevent the damper base 22 from sliding and also makes the damper base slidable in the longitudinal direction. When the slider 14 moves relative to the base 12 in the longitudinal direction by a biasing force of an elastic member 15, the damper base in engagement with the base 12 by the damper lock 28 first moves relative to the slider 14 and thereby, the first damper 24 generates a damping force. Then, the damper lock 28 and the base 12 are disengaged, the base 12 moves relative to the damper base 22 and the slider, and thereby, the second damper 25 generates a damping force.

Abstract: A handle for a transport cart has conductive regions. The conductive regions of the handle are located precisely in the regions that provide the user with the most beneficial leverage when maneuvering the transport cart. Those regions are located in the lateral regions of the handle, where the conductive regions of the handle are also located. The conductive regions are in turn connected to the remaining material of the transport cart in a conductive manner.

Abstract: The object of the present invention is to reduce the angle of automatic opening of a liquid crystal portion to a value less than a central angle of 70° to 90° of conventional portable phones, etc.

Abstract: A load bearing grab bar to be used in public and household restrooms to aid elderly or handicapped people in lowering or raising themselves from a toilet or wheelchair. The grab bar attaches to an existing handrail, and has an adjustable support leg that attaches to a wall or floor to provide better stability when weight is applied. The grab bar rotates from a vertical stored position to a horizontal in-use position to allow for better and safer mobility around a home bathroom or public toilet stall.

Abstract: A system for incorporation into a retractable covering that includes a flexible lift cord extending from a headrail to a bottom rail. The system includes a flexible protector of a length similar to that of an associated lift cord with the lift cord being operatively connected to the protector. The protector is in turn connected to a fabric extending between the headrail and the bottom rail at predetermined spaced locations so that any loop of protector formable is limited by the spacing between the locations at which the protector is connected to the fabric. The maximum size of a loop so formed in the protector and thus the lift cord associated therewith is insufficient to encapsulate a body part of a child or infant.

Abstract: A hollow body batten having sidewalls (2) joined by a transverse wall (4) which divides the hollow body into a fabric cavity (6) and a clip cavity (8). Access to the clip cavity (8) is through a clip slot (10) which extends from end to end of the batten. Access to the fabric cavity (6) is through a fabric slot (12) which extends from end to end of the batten.

Abstract: In a two-member assembling structure in which a clip mounted to a pedestal of an attachment member is inserted into a clip hole of a mating member, the clip includes a pedestal coupling portion coupled to a rib of the pedestal, an engaging arm adapted to pass through the clip hole while undergoing elastic deformation when the clip is inserted into or removed of the clip hole, an engaging surface formed on an outer side surface of the engaging arm and capable of engaging with a hole edge of the clip hole, a stable portion extending from the engaging surface and opposed to the rib of the pedestal so as to be capable of contacting therewith, and a regulating portion 26 protruding toward the rib of the pedestal from a position in the vicinity of the stable portion. As the pedestal of the attachment member, there are prepared at least three kinds of pedestals for low retention, medium retention, and high retention.

Abstract: A press apparatus includes a bolster, a lower die holder that is mounted on the bolster to which a lower die (for example, die plate and die) is to be provided, a guide post that is vertically provided in the lower die holder, a guide bush that slides along the guide post, an upper die holder that is fixed to the guide bush to which an upper die (for example, punch plate and punch) is to be provided, and a heat transfer accelerating portion that contacts the guide post and the bolster and accelerates the transfer of heat from the guide post to the bolster.

Abstract: An exemplary method for a producing a piezoelectric vibrating piece having at least one mesa step includes forming a metal film on a main surface of a piezoelectric wafer. A through-groove is formed through the thickness of the wafer to form a plan profile of a desired piezoelectric substrate. A film of photoresist is formed on the surface of the metal film. A resist is applied, exposed, and formed into a resist pattern that defines a first mesa step along at least a portion of the plan profile. In regions not protected by the metal film, the piezoelectric substrate is etched to a defined depth to form a mesa step. The denuded edge surface of the metal film is edge-etched. A second mesa step, inboard of the first mesa step, can be formed by repeating the edge-etching and substrate-etching steps using the metal film as an etch protective film.

Abstract: Provided are a method of manufacturing a package capable of forming a penetration electrode at a low cost without conduction defects while maintaining the airtightness of a cavity, a piezoelectric vibrator manufactured by the manufacturing method, and an oscillator, an electronic apparatus, and a radio-controlled timepiece each having the piezoelectric vibrator. In a glass frit application step, a glass frit is applied onto a first surface so that a first opening on the first surface side of a penetration hole is blocked under a depressurized atmosphere in a state where a second surface side of the penetration hole is blocked. In a glass frit filling step, an atmospheric pressure is increased so that the glass frit is filled in the penetration hole by a pressure difference which is generated between the inside of the penetration hole and the outside of the penetration hole.

Abstract: This disclosure provides (a) methods of making an oxide layer (e.g., a dielectric layer) based on titanium oxide, to suppress the formation of anatase-phase titanium oxide and (b) related devices and structures. A metal-insulator-metal (“MIM”) stack is formed using an ozone pretreatment process of a bottom electrode (or other substrate) followed by an ALD process to form a TiO2 dielectric, rooted in the use of an amide-containing precursor. Following the ALD process, an oxidizing anneal process is applied in a manner is hot enough to heal defects in the TiO2 dielectric and reduce interface states between TiO2 and electrode; the anneal temperature is selected so as to not be so hot as to disrupt BEL surface roughness. Further process variants may include doping the titanium oxide, pedestal heating during the ALD process to 275-300 degrees Celsius, use of platinum or ruthenium for the BEL, and plural reagent pulses of ozone for each ALD process cycle.

Abstract: A method and a device for drawing off a clothing strip (6) from a card-flat bar (1) are presented. A clothing strip (6) held on the card-flat bar (1) by fastening means (7) in the form of clips or clamps is released from the card-flat bar with the aid of a device as a result of an at least partial opening of a clip (7). The device has a bearing face (19) and a retainer (14) for bearing on the card-flat bar (1) or on the clip (7) and has a spike (10) for the at least partial opening of a clip (7).

Abstract: A tool is proposed to assist detachment of an apparatus which has a housing adhering flatly on a pane, particularly of a sensor on the front windscreen of a vehicle, in which the apparatus housing has a surface with an exposed edge spaced from the pane. The tool has the form of a lug which has at least one engagement member on one longitudinal end, which engagement member can be engaged on the exposed edge of the apparatus and is provided with an opening or recess for a lever tool at a longitudinal distance from the engagement member. The tool is applied to the apparatus by engaging the engagement member behind the exposed edge on the apparatus housing. Then the lever tool, e.g. a simple bar or a screwdriver, is pushed through the opening or recess and is applied to bear on the top of the apparatus housing. The free end of the lever is then slowly raised, thereby lifting the housing off the pane.

Abstract: A tool for installing rivet nuts, the tool comprising a screw, a rotatable drive for rotating the screw and an anti-rotation device for preventing rotation of a rivet nut which has been screwed onto the screw.

Abstract: An hydraulic tool for spreading and aligning flanges that may be used practically at any location where the flange is located, even at places where there is little maneuvering space and does not require a previous opening in order to attack the flange. The tool of the present invention doesn't require peripheral equipments such as hoses and pressure pumps; therefore it is an autonomous tool.

Abstract: A ballistic battering ram device that uses gun powder to produce a striking force. The ballistic battering ram includes a hollow casing, a bolt piston housing housed within the hollow casing, a bolt housed within the bolt piston housing and configured to slide back and forth, and a firing pin attached to the bolt and configured to strike the primer on the explosive casing. When the user strikes the door with the ballistic battering ram a front plate makes contact with the door pushing the bolt piston housing towards a chamber piston. Simultaneously, a retention pin timing spring pushes against a retention pin withdrawing the retention pin from inside the hollow casing. This action may allow the chamber piston to move backwards after firing which may be important for recoil management.

Abstract: A tire changing device includes two generally parallel spaced apart support members connected together through an intermediate linking member, the support members also being provided with roller members for working in cooperation with the telescopic movement of interconnected members of the linking member for positioning a tire/rim combination for mounting/demounting on a vehicle wheel hub.

Abstract: A tool with replaceable parts is provided. In a preferred embodiment the hand tool comprises a set of hand operated pliers (10) that are adapted to have, removably attached to them, replaceable jaws (14 and 16) which are connected to handles (44 and 46) by means of connectors (18 and 16) which are in turn, adapted to be actuated by an actuating member of a retooling device (12). The retooling device (12) comes pre-loaded with the replacement jaws and connectors in one end of the retooling device. The retooling device first disengages the existing jaws (16 and 14) and connectors (18 and 16) whereupon they are securely stored one end of the retooling device (12), and whereafter, the remaining portions of the pliers (10) are inserted into another end of the retooling device (12) where the preloaded jaws and connectors are attached.

Abstract: A method of reconditioning barrels previously used in the storage of alcoholic beverages is disclosed. In particular, the barrels are exposed to heat at a controlled temperature well below the ignition point of wood in order to toast them in a manner favored by vintners and distillers. Apparatus for this controlled toasting process is disclosed. In addition, apparatus for the removal of a layer of wood from the inside of the barrels prior to toasting is also disclosed.

Abstract: A device and method for securely removing a sewer cap from a sewer line that may be under pressure is disclosed. The device comprises a tube adapted to tightly fit onto the end tee of the sewer line that contains the cap and a piston containing a handle configured to fit and for movement inside the tube. A discharge port on the tube is adapted to discharge fluids into a container. The piston has a recess adapted to tightly fit over the square protrusion typically present on sewer line caps. To remove the sewer cap, the recess in the piston is threaded onto the protrusion on sewer line cap. The tube is then threaded over the piston and tightened over the end tee of the sewer line. Turning the handle to loosen the handle allows any discharge to safely drain through the discharge port.

Abstract: Method for configuring the constituent elements of hollow helical wheels or their cages, which is based on using geometrical figures whose centres serve as reference for constructing them and defining their areas. Values of angles, offsets of the centres, and pitches, make it possible to control all the constituent elements.

Abstract: A method for integrating at least one very high output (VHO) fluorescent lamp and at least one ballast within at least one fluorescent lamp fixture sealed from the growing environment is disclosed. The at least one ballast is secured within an upper fixture structure between a first cooling duct and a second cooling duct. At least one mid-plate reflector is mounted within the at least one upper fixture structure enclosing the at least one ballast thereby defining an upper chamber and a lower chamber. The at least one fluorescent lamp is installed in the lower chamber that is sealed from the growing environment by a transparent glass sheet, mounted to either or both the endplates or upper fixture structure. At least one fan is installed to the first cooling duct or the second cooling duct to provide the forced air cooling.

Abstract: A rotary actuator includes an outer enclosure having an inner diameter surrounding a hollow interior. A stack of stator laminations, each having a stator diameter greater than the inner diameter of the outer enclosure when in an unflexed state, are also included in the rotary actuator. Each of the stator laminations is configured to flex into a shape so as to be positionable within the outer enclosure and substantially conform to the inner diameter. The stator lamination thus forms a line-to-line fit with at least a portion of the outer enclosure to form an interface having a desirable reluctance.

Abstract: A method of construction of an aircraft seat frame is disclosed. The method includes providing at least one flat graphite composite plate of uniform construction and thickness, two-dimensional cutting of all primary structural components of the frame from the at least one flat graphite composite plate to form a plurality of primary structural components of uniform construction and thickness, assembling the plurality of primary structural components of uniform construction into a seat frame. A seat frame for use in an aircraft having a floor and an armrest for an aircraft seat are further disclosed.

Abstract: A fluid filter includes a filter element having a filtering media disposed between two endplates. One endplate includes an open flow passage that allows a working fluid to flow into or out of the media during operation. The other endplate includes a connection structure. A cover houses the filter element, and has an opening that is an inlet or outlet in fluid communication with the opening of the one endplate. The cover includes another fill opening proximate the other endplate. A cap is connected to the connection structure of the other endplate to close the opening of the cover. The cover is retained between the cap and other endplate. Generally, the attachment configuration between the cap and the other endplate of the filter element helps ensure that the filter element with the correct micron rating is installed in a filtration system.

Abstract: A speedy construction method for the penstock of a large scale hydraulic turbine is provided. The construction sequence thereof is as follows: the spiral case of the hydraulic turbine is installed firstly, the upwards along the water flow direction, the penstock is arranged in turn from the intake section of the spiral case. The penstock is assembled and welded on a roll welding rack or on a penstock pallet car by use of segments so as to be installed rapidly.

Abstract: A chemical vapor deposition reactor system includes one or more tube filaments connected to a bridge, each tube filament being connected to a chuck. The chuck-to-filament connection can include a seed formed on an end of the tube filament, the seed being connected to a protrusion of the chuck, or the filament may be formed directly onto the chuck. For the bridge-to-filament connection, a flat cross bridge or a rectangular bridge is connected with corresponding openings in the filament. Use of these connections can maintain electrical connectivity and thus resistive heating of the tube filaments during operation of the reactor system.

Abstract: An absorbent article may comprise a first zone comprising graphics and a second zone comprising graphics, wherein the first and second zones have different elastic properties. Further, the absorbent article may comprise a first absorbent article component and a second absorbent article component having substantially different elastic properties, wherein the first absorbent article component comprises an elastomer. Additionally, the absorbent article may comprise a third absorbent article component overlapping the first and second absorbent article components, wherein the third absorbent article component comprises graphics on at least the portions which overlap the first and second absorbent article components.

Abstract: A method for installing a power factor correcting circuit to be applied at the electric service panel of a facility is disclosed which is comprised of a series of measurements under controlled load conditions, and a series of installation steps. The method of the invention is comprised of power factor measurements taken under minimum load conditions, single reactive load conditions, and full load conditions. The method of the invention applies to single and poly-phase electrical systems.

Abstract: According to the present disclosure, a system for sensing attributes of tissue in at least one direction is provided. The system includes a thermal conductivity probe having a sensor configured to measure thermal conductivity in the target tissue in at least one direction, and an electrical conductivity probe having a sensor configured to measure electrical conductivity in the target tissue in at least one direction, a power supply operatively coupled to the thermal conductivity probe and being configured to supply power to the thermal conductivity probe, an impedance analyzer operatively coupled to the electrical conductivity probe, and a computer operatively coupled to at least one of the power supply, the multimeter and the impedance analyzer.

Abstract: A method for winding a lead wire on a multi-winding electronic component is provided. The method can prevent winding slack of the lead wire, a break of the lead wire, and/or a terminal disconnection failure. A lead wire is wound around a winding core by a certain number of turns to form at least one first layer. Next, the lead wire is folded back toward an electrode, is pulled toward the electrode at an end-of-winding side so as to be across the second layer. Then, the lead wire is caught at a bottom part of the collar to form a final terminal part for boding to the electrode.

Abstract: An object of the invention is to provide an electronic component mounting system formed by interlinking a plurality of electronic component mounting machines in series for enabling a machine operator to be prevented from mistaking the machine to which an operation section or a signal tower belongs for another. In each of machines M1 to M5 making up an electronic component mounting system formed by interlinking a plurality of machines in series, an operation section 4 placed to one direction side from a center in the board conveying direction of the machine on a machine side face MS is placed in an attitude in which the normal direction of an operation face 4a is inclined toward the center line CL side. A signal tower 22 placed to one direction side from a center line CL on the top face of the machine is placed in an attitude in which at least one portion is inclined only at an angle ? toward the center line CL side.

Abstract: The invention relates to a method for integrating an electronic component into a printed circuit board, whereby the electronic component (4) comprising contacts (6) oriented towards the insulating layer (1) is fixed to a laminate at least consisting of a conducting or conductive layer (2) and a non-conducting or insulating layer (1). According to the invention, once the component (4) has been fixed to the insulating layer (1), holes or perforations (8, 11) corresponding to the contacts (6) of the component (4) are formed in the conducting layer (2) and in the insulating layer (1), the contacts coming into contact with the conducting layer (2), enabling a reliable integration or embedding of an electronic component (4) into a printed circuit board.

Abstract: A probe apparatus is provided and includes a probe layer formed with a through-hole, a conductor, electrically coupled to test equipment, disposed on and insulated from a through-hole sidewall, a probe disposed within the through-hole to be spaced from the conductor and thereby movable upon application of an external force thereto and a compliant layer connected to the probe and sufficiently compliant to allow the probe to at least temporarily contact the conductor upon the application of the external force thereto.

Abstract: A secondary-fuel inductor for an engine including a carburetor with a primary fuel inlet having an outlet end. The inductor includes a gasket and a fuel conduit. The gasket defines an opening through which the fuel conduit extends. The fuel conduit has a bend defining a first segment and a second segment. The first segment includes a gasket-spanning segment that extends through the fuel-conduit opening and an inlet end that can have a connector for connection to a fuel line for a secondary fuel. And the second segment includes an outlet end positioned within a venturi area of the carburetor, for example, immediately adjacent the outlet end of the primary fuel inlet.

Abstract: A Moineau style stator includes a helical reinforcement component that provides an internal helical cavity. A resilient liner is deployed on an inner surface of the helical reinforcement component. The helical reinforcement component includes a solder or braze material and is typically metallurgically bonded to an inner wall of a stator tube. In exemplary embodiments, the helical reinforcement component includes a composite mixture of solder and aggregate. Exemplary embodiments of this invention address the heat build up and subsequent elastomer breakdown in the lobes of prior arts stators by providing a helical reinforcement component. Solder reinforced stators tend to be less expensive to fabricate than reinforced stators of the prior art.

Abstract: A heat exchange module 12 is formed by stacking pipe groups obtained by fixing a plurality of pipes 1 with use of pipe array holding members 9a to 9d. Flow path forming members 50 are arranged on pipe groups in the uppermost and lowermost layers, and walls 51 and 52 are provided so as to protrude from the outer-side pipe array holding members and the inner-side pipe array holding members. Flow path members 63 are provided between the walls 51 and 52 adjacent to each other so as to allow through holes 53 and 54 to communicate with each other. The heat exchange module 12 is housed in the housing 2, and while rotating the housing 2, a resin material 24 is filled into a space enclosed by the two inner-side pipe array holding members of each pipe group in the housing 2, interstices around the pipes present between an opening 15a of the housing and the outer-side pipe array holding members, and interstices around the pipes present between an opening 15b of the housing and the outer-side pipe array holding members.

Abstract: The travel shaver kit includes a handle having a proximal end and a distal end. A blade housing is pivotably attached to the distal end of the handle. The blade housing is able to be pivotably positionable either in a first position wherein the handle and blade housing are aligned, or in a second position wherein the handle and blade housing are perpendicular. A ceramic blade has a base disposed within the blade housing. The ceramic blade extends outwardly from the blade housing to expose a cutting edge suitable for shaving. The blade housing extends through at least a portion of the base to non-removably lock the ceramic blade therein, whereby twisting or bending the blade housing, without breaking it, results in destruction of the cutting edge. The ceramic blade may include an aperture where the blade housing extends through the blade aperture to non-removably lock the ceramic blade therein.

Abstract: A razor cartridge having blades and a cap structure in back of the blades where the cap structure extending across the length of the blades includes at least one skin engaging element and at least one shaving aid portion. The skin engaging element may comprise fin elements, elongated protrusions, bumps, nubs, or any combination thereof, and may be flexible to engage the user's skin in back of the blades for a comfortable shave. The shaving aid portion serves to deliver at least one shaving aid material (e.g., lubricant) to the skin. The shaving aid portion may be a lubricating strip, a soap/solid, a foam or sponge filled with shaving aid material or any combination thereof. The cap structure provides a synergy between the skin engaging element and the shaving aid portion. A percentage contact to a user's skin of the skin engaging element is from about 20% to about 90%.

Abstract: The Safety Slice (FIG. 1a) is a cutting and serving utensil in one. It is a hand-held spatula-like apparatus with a handle (FIG. 2a) measuring 8 (eight) inches long, ¾ (three quarters) of an inch wide, and ¾ (three quarters) of an inch deep. There is a 45 degree downward bend in the handle at the 4 inch point (FIG. 2b). There is another 45 degree bend at the 8 (eight) inch point where the handle meets the base or spatula portion of the apparatus (FIG. 2c). The base or spatula portion (FIG. 4) is a flat rectangle measuring 4 (four) inches by 3½ (three and a half) inches by 1/16 (one sixteenth) of an inch. The base also has a rectangular portion “cut out” or “open” on the left side of the apparatus (FIG. 3) leaving ? (one eighth) of an inch material strips along the front, back, and left side of the base. This is the cutting portion of the apparatus (FIG. 3). The whole base serves as a flat, cutting spatula.

Abstract: A knife includes a handle and a blade coupled to the handle so as to be movable between an open position in which the blade extends from the handle, and a closed position, in which the blade is received within the handle. A detent mechanism is configured to resist movement of the blade from the closed position toward the open position while less than a threshold bias is applied to the blade toward the open position, but to release the blade to move toward the open position when at least the threshold bias is applied to the blade toward the open position. The threshold bias is of such a degree that, when the blade is released by the detent mechanism, sufficient energy is imparted by the bias to the blade to carry the blade from the closed position to the open position.

Abstract: A cutting apparatus used primarily to cut bolts or other cylindrical articles employing a source of compressed air to force a pair ofjaws together. The apparatus includes a handle provided with a trigger and a main body portion including a pair of laterally moving jaws. Compressed air will flow through the handle portion into the main body portion, thereby forcing a diaphragm downward forcing a piston to move in the direction of the jaws. A gear cam would force the proximal end of the jaw assembly outward, thereby forcing the jaws inward against one another, thereby cutting the cylindrical article.

Abstract: A garden shear cutting head with a lubricated pivot has: a shear body and a pivot. The shear body has a first cutting member and a second cutting member. A circular first assembling aperture is disposed in the first cutting member, and one end of the first assembling aperture has a lubrication slot. The second cutting member has a non-circular second assembling aperture corresponding to the first assembling aperture of the first cutting member, and a concave lip is around the second assembling aperture positioned to correspond to the lubrication slot. The pivot comprises a screw and a washer and is disposed through the first assembling aperture and the second assembling aperture and engaged with a locking member at another end. The screw has a head end, the head end has a filling hole through a central portion.

Abstract: The conventional brush cutter has many drawbacks, such as the large vibration and noise of the main pipe, because the rotary drive shaft is passed through the main pipe. The brush cutter of the present invention has a main pipe, a flat motor provided on a tip end of the main pipe, a rotary cutter provided on a rotary shaft of the flat motor, and a battery provided on a base end of the main pipe for driving the motor.

Abstract: A tool has a housing. A blade bar projects forwards from the housing along a longitudinal axis. An electric drive motor drives the blade bar. At least one battery supplies the drive motor with electrical energy. The blade bar, the drive motor and the battery are mounted on the housing. The tool has a top handle arranged above a center of gravity of the tool, and a rear handle arranged behind the tool center of gravity. The battery is arranged on the housing at least mainly in front of the rear handle.

Abstract: The invention discloses a novel razor cartridge including a housing having a top, front and back areas, and a bottom, and a plurality of posts each having an end portion extending towards the housing bottom and at least one blade disposed in the housing. Each blade includes a cutting edge and a bottom portion having front and back sides wherein the bottom portion of the blade is disposed adjacent at least one of the plurality of posts. The posts are desirably made of plastic. The end portions of the posts are crushed to provide contact and support to the front and/or back side of the bottom portion of the blades in the housing. The crush force may be up to about 100 lbs-force and the posts are reduced in height by about 20% to about 95%. The crushed posts retain the blades in the housing restricting fore and aft blade movement.

Abstract: A depth of cut scale is provided for a circular saw having a foot, a pivoting assembly (including a rotary saw blade) pivotably mounted to the foot, and a depth of cut adjustment mechanism operable to lock the pivoting assembly at a depth of cut (DOC) orientation relative to the foot. The depth of cut scale includes a shelf associated with and pivotable with the pivoting assembly. The shelf includes an upper surface bearing indicia indicative of DOC. An elongated element is fixed at one end relative to the pivoting assembly and includes a pointer adjacent an opposite end arranged to point to the indicia on the upper surface. The pointer is fixed in relation to the shelf as the shelf pivots with the pivoting assembly. The elongated element may be a flexible element that is maintained in tension overlaying the upper surface, or a cantilevered arm.

Abstract: A chainsaw that increases the level of operator safety by reducing or eliminating cut through and kickback injuries without impeding cutting operations, and increases operator comfort through ergonomics, therefore extending stamina. This is accomplished by a dual stage multi-hinged bar device that physically inhibits kickback and cut through injuries. The device, which returns to it's original position after cutting, will open up a total of 88 degrees to allow for cutting of items that are larger than the length of the guide bar. Relocation of the handles leads users toward physically holding the saw in such a manner that creates an ergonomically advantageous body position, reducing fatigue and strains. The body of the saw and the bar device will rotate 45 and 90 degrees both right and left while the operators grip on the saw remain in the same position. The chainsaw also incorporates an easy to use chain adjustment.

Abstract: A chainsaw that increases the level of operator safety by reducing or eliminating cut through and kickback injuries without impeding cutting operations, and increases operator comfort through ergonomics, therefore extending stamina. This is accomplished by a dual stage multi-hinged bar device that physically inhibits kickback and cut through injuries. The device, which returns to it's original position after cutting, will open up a total of 88 degrees to allow for cutting of items that are larger than the length of the guide bar. Relocation of the handles leads users toward physically holding the saw in such a manner that creates an ergonomically advantageous body position, reducing fatigue and strains. The body of the saw and the bar device will rotate 45 and 90 degrees both right and left while the handles and operators grip remain in the same position. The chainsaw also incorporates an easy to use chain adjustment.