Abstract: A cleaning assembly for substantially flat tools is described. The assembly includes a bucket-like container which mounts interior opposed horizontally oriented brushes. The brushes are affixed by their brush backs to the interior surface of the container with working ends abutting, or they may be releasably secured to this surface. Each set of brushes is contained in a parallel horizontal plane and each pair of brushes being mutually spaced vertically. The upper most pair of brushes has working ends contained in one of a pair of vertical planes, and the second set of brushes has working ends contained either a pair of vertical planes, or in a single vertical plane.

Abstract: A robot cleaner with a pivotable brush which pivots in accordance with a condition of a floor surface to be cleaned. The pivotal brush prevents overload to a suction motor caused by excessive contact of the brush with the floor surface to be cleaned. The robot cleaner includes a robot cleaner body with a hinge receiving portion, a brush frame with a hinge protrusion pivotally connected to the hinge receiving portion, and a suction port sealingly connected with the dust suction portion of the robot cleaner body. A brush cover is detachable from the brush frame via a brush cover locking mechanism. A rotatable brush is rotatably disposed between the brush frame and the brush cover.

Abstract: A floor cleaning device having a base assembly for movement along a cleaning surface is provided. The base assembly comprises a brush assembly for engaging the surface of the floor being cleaned removably mounted to a base part. A nozzle assembly is removably mounted to the base part such that the nozzle assembly is positioned adjacent to the brush assembly to prevent the brush assembly from disengaging from the base part.

Abstract: Roller (1), particularly a castor-type roller, with rotational movement of a running wheel (12), with an operating shaft (20) which passes through a control cam (19) of the roller (1) and on which an electric motor (37) acts via a gear mechanism to operate it, wherein the electric motor (37) acts on the operating shaft (20) by means of an electric motor shaft (39) via a toothed gear mechanism (38), the toothed gear mechanism (38) having a driven gear wheel (41), a hub (40) of which is passed through by the operating shaft (20).

Abstract: A castor includes a body, a wall of a rotary bearing, a wheel including an orifice, a rotary shaft, elements for mounting the shaft to co-operate with the bearing wall, the latter having a first bearing wall portion of tuning-fork-shape defining a slot between two limbs and another bearing wall portion having a base and a tenon secured to the base, the tenon may be engaged in the slot. The elements include two oblong holes formed in the limbs and a third oblong hole formed in the tenon. The holes are arranged in the limbs, and in the tenon in such a manner that all three of them are centered on a first axis when the tenon is engaged in the slot. The shaft passes through the bearing wall so that its axis is substantially parallel to the first axis and can be engaged in the orifice in the wheel.

Abstract: The twin-bar pull handle with two stop buttons includes a twin-bar pull handle, two stop buttons and two brake rods. The twin-bar pull handle has two riser pipes, a transverse holding rod and a hollow horizontal tube with both sides connected to the top of two riser pipes. Two stop buttons are separately placed at both sides of transverse holding rod, and a spinner is provided at exterior of stop button for pressing. Two brake rods are separately placed into two riser pipes, with the bottom connected to the fixation member of pull handle that allows downward shift to release the fixation member for flexible operation of pull handle. The two contact legs enable the top to be connected separately to the top of spinners of two stop buttons, and the bottom to protrude towards the top of two brake rods. A shared rotating drive element, which is transversely placed inside the hollow horizontal tube, comprises a rotation axis and two swinging sheets.

Abstract: The holder for eyeglasses is a sleeve attached to a clip that holds one temple piece of a folded pair of eyeglasses. The sleeve is tubular, defining a cavity, an open top end and an open bottom end. The sleeve is made of elastic material to grip the temple piece. Optionally, a ring of elastic material is sewn to the top end of the sleeve to further retain the sleeve's grip on the temple piece. The clip is attached to the sleeve parallel to the cavity of the tubular sleeve. The clip permits the sleeve, which holds the eyeglasses, to hang from clothing or an article normally carried on the user's person, such as a purse.

Abstract: The present application is directed to a clamping system for preparing safely lifelines used in recreational and professional sports such as sailing that requires minimum skills to install, easy to store and highly dependable. The present application is also directed to a compact kit having synthetic lines and attachment clamps that can be used to replace a lifeline on a sailboat without splicing or using heavy machinery.

Abstract: A coupling is provided between a sheet member with an edge of a thickness T, having at least one opening formed adjacent the edge, and a receiving member formed with a recess of a width W and spacers defining within the recess a groove of a width w, which meets the condition T<w<W. The recess comprises at least one projection protruding into the groove, and the groove is adapted to slidingly receive the edge of the sheet member with the projection snap-fitting into the opening, thereby providing a secure coupling between the sheet and receiving member.

Abstract: An article having an opening equipped with a slide fastener type closure system, the opening being defined by a cutout having a generally rectilinear central portion and at least one end portion extending in a direction that is substantially perpendicular to the central portion, the cutout defining a flap capable of covering at least a portion of the slide fastener.

Abstract: Zipper securing devices for keeping zippers in a securely closed but unlocked condition that provide for easy un-fastening and re-fastening of the zipper securing device. In one embodiment, the zipper securing device comprises an elastic loop assembly and post. In a second embodiment, the zipper securing device comprises two zipper pulls which snap together. In a third embodiment, the zipper securing device comprises a hook assembly and zipper pull assembly. In a fourth embodiment, the zipper securing device comprises an elastic loop assembly and zipper slider assembly.

Abstract: A releasable fastener system comprises a loop portion and a hook portion. The loop portion includes a support and a loop material disposed on one side thereof whereas the hook portion includes a support and a plurality of closely spaced upstanding hook elements extending from one side thereof. When the hook portion and loop portion are pressed together they interlock to form a releasable engagement. The resulting joint created by the engagement is relatively resistant to shear and pull forces and weak in peel strength forces. The hook elements are formed of a material or have configurations that provide a shape changing capability and/or change in flexural modulus property to the hook elements. In this manner, the shape and/or flexural modulus of the hook elements can be remotely changed to provide a reduction in the shear and/or pull-off forces.

Abstract: An apparatus and method that effects selectable width of a roller track conveyance system having multiple roller tracks with asymmetric wall heights. The system includes a clip that connects lower or mating walls of two single roller tracks together. The connected roller tracks each have their own set of rollers, which form respective dispensing surfaces. A removable divider bar, which is capable of being selectively placed into the clips between the connected roller tracks, may be placed to divide the dispensing surfaces into separate surfaces or may be selectively removed to form a larger, single dispensing surface.

Abstract: A tenter system designed to be used for simultaneously treatment of two base fabrics for felts for paper machines, or similar products, an upper fabric (3) and a lower fabric (4), comprising a pair of tenter frames (6) for the upper fabric and a pair of tenter frames (7) for the lower fabric being adapted to grip respectively the upper and lower fabric along both edges of the fabrics through the heat treatment zone (5), and to maintain specified stretch in the direction transversally to the direction of fabric movement by allowing the two pairs of tenter frames (6, 7) to move in the transversal direction independently of each other, thereby allowing independent change of width of the two fabrics in the transversal direction.

Abstract: The present invention is an ornamental light assembly for a casket. The casket has a pair of opposed side walls and a pair of opposed end walls. The light assembly comprises a back plate adapted to be mounted to at least one of the walls of the casket shell. A base member having a top and bottom wall and at least one side wall connecting the top and bottom wall is coupled to the back plate. The top wall of the base member includes a light source, such as a light bulb, and a translucent ornament overlying the light source such that the light emitted from the light source is transmitted through the translucent ornament. The base member can include at least one battery for powering the light source and an electrical switch for energizing the light source.

Abstract: A burial container having an enclosure for a body and an opening in the bottom to permit earth to be communicated into the container and allow the body within to be in contact with the earth. At the same time, the body is enclosed, in accordance with a number of existing laws regarding burial. In preferred embodiments, a mound of earth is placed within the container having a slope that causes the body to reside on its side, so that it may face Mecca. A burial field is placed atop the ground surface rather than below it and with an engineered drainage field beneath the containers groundwater is not affected. The resulting graves are then above the previous natural ground and the entire field will have the appearance of a mound. A burial field may be established that contains a plurality of burial containers that are oriented such that, upon burial, bodies will face toward Mecca.

Abstract: Exemplary embodiments of the present invention provide a method of manufacturing a piezoelectric device that includes a piezoelectric layer having high crystallinity in which crystal orientation is aligned to a desired direction, a method of manufacturing a ferroelectric device that includes a ferroelectric layer having the similar high crystallinity, and so forth. Exemplary embodiments include an insulating layer composed of SiO2 and so forth and a buffer layer composed of strontium oxide (SrO) and so forth are formed on a substrate such as a silicon single crystal wafer in sequence, and then a lower electrode composed of strontium ruthenate (SRO) is formed on the buffer layer. By forming self-assembled monolayers on the lower electrode, high affinity regions A1 and low affinity regions A2 are formed. Then, piezoelectric layers are selectively formed only on the high affinity regions A1.

Abstract: A method of making a variable capacitor by forming a grove portion in an insulating substrate, two upper portions of the substrate located on either side of the groove portion forming two lateral edges, a conductive layer covering the inside of the groove portion, a flexible conductive membrane, placed above the groove portion by bearing on the edges, a dielectric layer covering the conductive layer or the membrane to insulate the conductive layer and the membrane, and terminals of application of a voltage between the conductive layer and the membrane, and such that the depth of the groove portion continuously increases from one of the edges to the bottom of the groove portion, and that the conductive layer covers the inside of the groove portion at least to reach one of the two edges, that it may cover.

Abstract: A riveting yoke assembly (11) comprises a yoke (30), a force applying mechanism (22) and a rivet forming device (34,36). The yoke has a first end (38), a second end (40), and a middle section (42) coupled between the first and second ends (38,40). An opening (44) is formed through the yoke between the first and second ends. The force applying mechanism (22) is coupled to the first end (38) of the yoke (30). The lower rivet forming device (36) is removably coupled to the second end (40) of the yoke. The lower rivet forming device (36) has a base end (46) attached to the second end (40) of the yoke (30) and a forming end (48) with a recess (50) to form rivets (17). The recess (50) has a concave, interior surface (52) having an annular step (54) positioned between a top edge (56) of the interior surface (52) and a bottom-most point (58) of the interior surface (52) in order to properly align the rivet (17).

Abstract: A method of making a gas treatment device, the method includes projecting a laser line onto a side of substrate from a laser line generator angled away from a viewing source; projecting a laser dot onto the substrate from a laser dot generator located above the viewing source; verifying an alignment of the substrate with at least one of: another substrate and a housing by comparing the laser line projection on the substrate to the laser dot projection on the substrate, wherein the alignment is verified when the laser line projection and the laser dot projection are co-linear; and stuffing the substrate into the housing.

Abstract: Methods are provided for making slider-operated fasteners for use in reclosable plastic bags using at least a double index and dual unit operations. The methods involve forming two preseals, forming two notches within the preseals, applying two sliders into the previously formed notches, and applying two end stops proximate the previously applied sliders by having the various stations perform their respective functions, either simultaneously or at generally the same time, on different parts of the fastener spaced approximately at a double index. Also provided are methods of producing finished bags by applying the slider-operated fastener to a flat web of plastic film and conveying the web to a vertical or a horizontal form-fill-seal machine.

Abstract: A porous fiber structure is consolidated by forming within a deposit of a refractory material by partially densifying the fiber structure in such a manner as to bond together the fibers of the fiber structure so as to enable the fiber structure to be handled without being deformed, while leaving empty the major fraction of the initial pore volume of the fiber structure, and rigid pins are implanted through the consolidated porous structure. A blank is obtained by reinforcing a fiber structure by implanting pins or by bonding together consolidated fiber structures, the bonding being performed by implanting pins. A composite material part is obtained by densifying the blank.

Abstract: A method of and apparatus for assembling an aircraft wheel or brake (10) component on an axle (26) of an undercarriage in which a holder (12) is provided for the component along with a lifting device (28). The lifting device is used to lift the holder with the component therein to a position where the component is substantially in axial alignment with the axle. Once in that position, assembly of the component on the axle can take place by moving the component axially on to the axle. The holder can then be lowered away from the assembled component.

Abstract: The invention relates to a device for loading a rivet module (10), which can be vertically displaced between a lower placement position and an upper loading position, with blind rivet nuts (100) using a rivet feed (22). The invention is characterized in that next to the rivet placement head (12), a cup (24) for accommodating blind rivet nuts is laterally arranged such that it can be displaced between a position underneath the rivet feed (22) and a position underneath the rivet module (10) that is located in the loading position, whereby the cup (24) is provided with a clamping cylinder.

Abstract: Two opposite ends of a handrail stock member are joined to form a handrail having a closed-loop configuration for an escalator or the like. A slot is cut into each end, parallel to a longitudinal reinforcement layer of the handrail stock member. A joint reinforcement insert including longitudinally-oriented high-strength high-stiffness fibers is inserted into the two slots and the two ends are butted together. A thermoplastic matrix material of the handrail stock member in the joint area is heated to a softening or melting temperature and is press-molded to penetrate into the reinforcement insert and bond the insert to portions of the reinforcement layer overlapped by the insert. The matrix material is fused across the junction plane. A pressing mold maintains the defined outer contour of the handrail.

Abstract: An upholstery tack strip includes a metal ribbon and a thermoplastic sleeve covering at least a portion of the ribbon. The sleeve includes at least one, and possibly a pair of, lengthwise removed strip section(s) so as to expose a corresponding lengthwise surface of the metal ribbon. The metal ribbon integrally includes nail sections which protrude outwardly from said tack strip. At least one, and preferably both, lateral edges of the metal ribbon are knurled or serrated so as to assist in anchoring the ribbon to the sleeve.

Abstract: A number of embodiments of rotating electrical machines and methods for winding them that provides a high space utilization and very effective winding with less likelihood of damage to the insulation of the wire of the winding during the winding process. The arrangement basically does not require the winding needle to be moved back and forth in the slot between the poles but rather employs insulating inserts that are positioned on the axial faces of the poles outside of the gaps for guiding the wire from one end to the other so as to provide the high space utilization. In one embodiment the insulating insert effectively changes the circumferential length of the coil winding that decreases in an axial direction along their length.

Abstract: Embodiments include a slider having a silicon body and at least one carbide pad structure embedded therein. At least one head structure for reading and/or writing data is located on the silicon body. The silicon body includes an air bearing surface on which the head is located. The air bearing surface also includes at least a portion of the carbide pad structure thereon. In one aspect, the metal carbide structure may be made from a material such as titanium carbide, zirconium carbide, vanadium carbide, tungsten carbide, or molybdenum carbide. In another aspect, the head may be located on the air bearing surface between carbide pad structures.

Abstract: A method of fabricating a magnetic transducer (head) according to the invention includes forming multilayered electrically conductive leads for the magnetic sensor which include a thin tantalum seed layer followed by a thin chromium seed layer which is followed by a thicker rhodium layer. The dual seed layer of the invention significantly improves the conductivity of the rhodium. The Ta/Cr/Rh leads can be used with hard bias structures formed on a PtMn layer without having increased resistance.

Abstract: The substrate (2) containing the via-hole (3) is inserted into an electrophoretic cell (1) and an electrode (6) (the “first electrode”) is placed on top of a first orifice of the via-hole(s) (3), to be implemented with electrical component(s), so that the electrode (6) totally covers the first orifice. Electrically charged either conductive and/or non-conductive particles are provided by immersing the volume of the via-hole(s) (3) in a conductive medium (17) consisting of the electrically charged particles. An electric field is created between the first electrode (6) and a second electrode (4) through the via-hole(s) (3) and the conductive medium (17) and the electrically charged particles are precipitated on the inner surface of the first electrode (6) that is directed to the second orifice of the via-hole(s) (3), until a desired portion of the volume of the via-hole(s) (3) is filled with a first layer of the charged particles having a desired thickness.

Abstract: A method of making a windshield having first and second outer layers and a conductive bar, an electrical connector, and an intermediate layer positioned between the outer layers. The method includes the step of sinking the conductive bar and the electrical connector into a surface of the intermediate layer so as to be at least substantially flush with the surface. After sinking the conductive bar and the electrical connector into the surface, the first outer layer is engaged with the surface of the intermediate layer. Additionally, the second outer layer is engaged with a second surface of the intermediate layer.

Abstract: A first mounting unit and a second mounting unit capable of performing component holding, component recognition, and component placement for two boards independently of each other are provided. A first conveyance path for loading and unloading the first board, and a second conveyance path for loading and unloading the second board, are independently arranged.

Abstract: There are provided left and right gripper devices for holding left and right tip side portions of a slide fastener chain, transferring the fastener chain in a longitudinal direction (an X-axis direction) and opening and closing the left and right tip side portions in a Y-axis direction orthogonal to the X-axis direction based on a command sent from operation control means. There is provided an electric motor for controllably driving the left and right gripper devices in the X-Y axis direction based on a command sent from a numeric control section of the operation control means in the X-Y axis direction of the gripper devices. A slider can be automatically inserted by only a specified operation using a single device without preparing a special device for all types of fastener chains and sliders and requiring a time for a considerable reconstruction.

Abstract: A method of fabricating electronic parts includes the steps of: mounting electronic elements in regular cavities that are two-dimensionally arranged on a baseboard on which dummy cavities are provided so as to surround the regular cavities, and covering a top of the baseboard with a resin sheet.

Abstract: Disclosed is a component mounting method. Moved in first and second orthogonal directions is a first mounting head section having first nozzles. The first mounting head is rotated such that the first nozzles rotate and successively pickup components from a first component supply table arranged on one side of a board transfer path. These components are then successively mounted onto a board positioned in the board transfer path. Moved in third and fourth orthogonal directions is a second mounting head section having second nozzles. The second mounting head section is rotated such that the second nozzles rotate and successively pickup components from a second component supply table arranged on an opposite side of the board transfer path. These components are then successively mounted onto the board while positioned in the board transfer path.

Abstract: A suction head is inserted between first and second cameras relatively disposed facing one another with aligned optical axes, so that the first camera takes images of a head reference mark on the suction head, and the second camera of a first part suctioned to the suction head. Next, a stage is inserted between the first and second cameras so that the first camera takes images of a second part held on the stage, and the second camera of a stage reference mark thereupon. The relative positions between the first part and the suction head, and between the second part and the stage, are calculated based upon image information from the cameras, and the suction head and the stage are positioned, the first and second parts being relatively positioned based upon positional information and relative positional information from the first and second cameras, and mounting is performed.

Abstract: A wiring transfer sheet including a carrier base and a wiring layer formed thereon is produced so that an exposed area of a surface of the carrier base on which the wiring layer is formed has a plurality of concavities. By transferring the wiring layer to an electrically insulating substrate with this wiring transfer sheet, convexities which are complementary to the concavities are formed on the electrically insulating substrate. The convexities improve adhesion between a wiring board and a resin stacked thereon. Therefore, the wiring board thus obtained has surface coplanarity suitable for mounting a semiconductor bare chip and an electronic component as a whole, and a microscopical surface structure which adheres to a material stacked thereon.

Abstract: A patch panel includes a back plane having front mounted pairs of termination locations, and an interconnect location electrically connected to each pair of termination locations. The termination locations connect to two patch cords. The interconnect location defines an access device for selectively accessing the termination locations. An interconnect module interfaces with the interconnect location. The module can include test access, power over Ethernet, or circuit protection features.

Abstract: An interconnection contact structure assembly including an electronic component having a surface and a conductive contact carried by the electronic component and accessible at the surface. The contact structure includes an internal flexible elongate member having first and second ends and with the first end forming a first intimate bond to the surface of said conductive contact terminal without the use of a separate bonding material. An electrically conductive shell is provided and is formed of at least one layer of a conductive material enveloping the elongate member and forming a second intimate bond with at least a portion of the conductive contact terminal immediately adjacent the first intimate bond.

Abstract: A cable management member for a telecommunications patch panel can include a horizontal cable bar including a first bar end and a second bar end, and a first side member with first and second ends. The first side member can be coupled to the first bar end, the second leg being coupled to the second bar end, and each of the first and second side members can include first and second protrusions extending toward an opposite one of the first or second side members, the first and second protrusions including a space therebetween. A patch panel can include a frame member and the cable management member.

Abstract: The subject invention provides a method of manufacturing a multi-layered steel gasket assembly including a plurality of steel gasket layers each having a predetermined electrical resistance and including at least one coating layer of a material having an electrical resistance substantially greater than that of the steel gasket layers. The method includes the steps of: applying the coating layer of the selected material to at least one surface of at least one of the steel gasket layers to provide at least one coated gasket layer; assembling the coated gasket layer with at least one other steel gasket layer such that the coating layer prevents the use of traditional resistance welding in joining the gasket layers; and thereafter welding the assembled gasket layers together by either a JAG or CO2 laser to form the multi-layered steel gasket assembly.

Abstract: Method and arrangement for providing a stator component intended during operation to conduct a gas flow. The component is made up of at least two sections (113) in its circumferential direction, which sections each have at least one wall part (101, 102). The sections are placed adjacent to each other and two wall parts, one from each of two adjacent sections, are connected in order together to form a means, extending in the radial direction of the component, for guidance of the gas flow and/or transmission of load during operation of the component.

Abstract: An electronic assembly comprising one or more high performance integrated circuits includes at least one high capacity heat sink. The heat sink, which comprises a number of fins projecting substantially radially from a core, is structured to capture air from a fan and to direct the air to optimize heat transfer from the heat sink. The heat sink fins can be formed in different shapes. In one embodiment, the fins are curved. In another embodiment, the fins are bent. In yet another embodiment, the fins are curved and bent. Methods of fabricating heat sinks and electronic assemblies, as well as application of the heat sink to an electronic assembly and to an electronic system, are also described.

Abstract: Improved work roll, particularly for use in closed gap rolling, has a composite structure comprising a cylindrical outer layer (14) made of steel, and providing the work surface of the roll, separated from a steel core (12) by an intermediate layer (13) of material such as aluminium or copper having a lower Young's modules than that of the layer (14). Provided that the dimensions of the outer layer (14) and intermediate layer (13) are chosen appropriately, this combination can release a work roll having an affective Young's modules which is lower than that of steel whilst at the same time retaining the advantages of a steel work surface and enabling higher rolling speeds.

Abstract: The present invention is directed in one aspect to a razor cartridge having a shaving aid dispensing system that includes a housing that defines a cavity in which a supply of shaving aid film is disposed. At least one razor blade is positioned within the housing and has an at least partially exposed cutting edge. The supply of shaving aid film is positioned in the cavity and is used to transfer shaving aid to a user's skin during a shaving operation. An applicator is coupled to the housing adjacent the cutting edge of the razor blade. shaving aid film is drawn over the applicator in response to the razor cartridge being moved over, and in contact with, a user's skin during a shaving operation. The shaving aid film deposits at least a portion of the shaving aid provided onto the user's skin.

Abstract: Razor heads and shaving systems are disclosed which comprise multiple blades and/or multiple skin-engaging elements which are supported to provide those elements with composite motion in response to forces encountered during shaving, i.e. those elements move along non-parallel paths. In one embodiment, a razor head comprises a base, a guard element and a blade package movably supported for movement relative to said guard element. A movable support for the blade package comprises a first resilient portion extending generally forwardly from the base toward the guard element and a second resilient portion extending generally upwardly from a forward portion of the first resilient portion toward the blade package.

Abstract: A multiple blade razor cartridge is provided having a plurality of support members each having a plurality of blade seats spaced apart from one another and disposed along the support member. Each of the blade seats is separated from the next successive blade seat by a flexible hinge. A retaining member connects the support members such that the support members are spaced apart and approximately parallel to each other so that each of the blade seats is approximately aligned with a corresponding blade seat on the next successive support member, forming rows of approximately aligned blade seats. A razor blade is fixed to each row of blade seats. The hinges and thereby the support members are deformable in response to an externally applied force such that a relative angle between successive razor blades is variable. A razor assembly including a cartridge as described above coupled to a handle is provided.

Abstract: The aim of the present invention is to split a rubber portion of conveyer belt positioned between each steel cords embedded in the rubber portion of conveyer belt so as to separate the steel cords, and completely and efficiently cut the rubber portion off from the separated steel cords in the process of endless joining of the conveyer belt.

Abstract: A tool for burring the surface of a material. The tool has two sets of oppositely facing toothed blades which are made to move towards each other when the tool is pressed against a surface. Each tooth planes a shallow groove into the surface which results in hook-like burrs or planings rising from each groove. Limiters on the blade stroke ensure that the raised burr is not severed. A spring returns the blades to their start position. The resulting surface therefore has a plurality of shallow, non-piercing stopped grooves with a like plurality of hook-like burrs. Such a modified surface provides increased surface area for electrochemical activity, and a mechanical grip to materials bonded thereto. The tool uses replaceable blade packs which snap into a permanent tool housing. The tool may be operated with a simple hammer blow or it may be rapidly driven into large or small areas of a surface by a manual and/or computer directed punch press.

Abstract: A chainsaw is provided having a brake band disposed about a drum that rotates during advancement of the saw chain about the saw bar. An end of the brake band is biased to a position that draws the brake band tight about the drum to prevent advancement of the saw chain, and the throttle trigger of the chainsaw is associated with this biased end to push the band against the bias and release the drum when the throttle trigger is squeezed to drive the elements of the chainsaw that serve to advance the saw chain. Also provided are new concepts for associating throttling and braking elements with the throttle trigger.