Abstract: A hand-held band saw has a housing having an opening defining a cut zone. A first wheel and a second wheel are supported by the housing. The first and second wheels define a blade support portion configured to support a continuous blade to be driven through the cut zone. A handle extends from the housing, the handle having a grip portion. A blade guard is coupled to the housing and configured to move between open and closed positions with respect to the housing. The blade guard is configured to cover the blade support portion in the closed position. A chip vent is configured to provide an outlet for workpiece debris formed during a cutting operation, and a tire brush is configured to engage at least one of the first or second wheels to remove workpiece debris from the at least one of the first or second wheels.

Abstract: A band saw kit including a band saw and an angle guide. The band saw includes at least one wheel for supporting a saw blade, a motor operable to drive the blade to cut a workpiece, a frame, and a workpiece bumper coupled to the frame. The workpiece bumper includes a slot configured to receive the blade, a first engaging surface defining a first plane, and is configured to be generally perpendicular to the blade as the blade passes through the slot. An angle guide is configured to be coupled to the workpiece bumper and includes a second engaging surface for engaging a workpiece. The second engaging surface defines a second plane. A cut angle is defined by an angle between the second plane and the first plane when the angle guide is coupled to the workpiece bumper.

Abstract: A drilling and cutting device for both drilling and cutting through large objects is provided. The drilling and cutting device provides a plurality of cutting elements spaced apart and connected along a cutting chain that is operatively connected to a driven gear. The cutting chain is mounted along a periphery of a guide bar adapted to force the cutting chain to move on a certain path laterally, longitudinally or rotatably when selectively engaged to a mounting assembly.

Abstract: A profiling saw with band knife loop take-up and payoff compensation includes an endless circulating band knife which is guided around a plurality of band knife pulleys so the take-up and payoff adjustment is provided of the loop circulation path shape. The take-up and payoff system operates to move a pulley in the vertical plane for allowing the band knife to maintain its cutting orientation during movement and providing for more rapid and precision cuts into a workpiece.

Abstract: An angle guide for a band saw having a guide body for coupling to the band saw and a first engaging surface of the body for engaging a workpiece during a cutting operation of the band saw. The first engaging surface defines a first plane. The angle guide also has a second surface of the body defining a second plane. The second plane is substantially non-parallel to the first plane. The angle guide also includes a tool side edge of the body for being positioned adjacent the band saw, the tool side edge defining a third plane. A cut angle is defined by an angle between the first plane and the third plane.

Abstract: A portable pipe saw assembly includes a saw that may be manipulated thereby facilitating the saw to engage a member. The saw has a pair of housings. The housings are spaced apart from each other to define a cutting space. The cutting space receives the member. The cutting space has a width of at least sixteen inches and a depth of at least twenty inches. A cutting unit is movably coupled to the saw. The cutting unit engages the member thereby facilitating the cutting unit to cut the member.

Abstract: A cutting apparatus includes a wire cutting member, a plurality of wheels about which the wire cutting member is at least partially wrapped, a first arm member supporting at least one of the plurality of wheels, and a second arm member supporting at least one of the plurality of wheels. The first arm member and the second arm member may be moveable between a first position, in which the cutting apparatus has a first size, and a second position, in which the cutting apparatus has a second size larger than the first size. A wire saw includes an adjustment member coupled to at least one of a plurality of wheels for moving the at least one of the plurality of wheels to adjust a tension of a wire cutting member. A wire saw includes a visual indicator for indicating an amount of tension applied to a wire cutting member.

Abstract: A recip saw blade has a blade body and a cutting edge extending along the blade body and defined by a repeating pattern of two consecutive teeth suitable for abusive cutting applications. The two consecutive teeth, which may be bi-metal, include a high tooth and a relatively low tooth in comparison to the high tooth. Each high tooth and low tooth include a primary clearance surface defining a relatively shallow primary clearance angle that is about 28° or less, and a secondary clearance surface defining a relatively steep secondary clearance angle in comparison to the primary clearance angle. The primary clearance angle of the high tooth is steeper than the primary clearance angle of the low tooth, such as between about 23° and 28°, and the secondary clearance angle of the high tooth is shallower than the secondary clearance angle of the low tooth.

Abstract: Portable saw includes a housing and a continuous saw blade provided in the housing. A throat in housing is shaped and sized for exposing a portion of a continuous saw blade so saw blade contacts and cuts an object brought into contact with the saw blade, in use. A power unit detachably attached to housing includes a drive for driving the saw blade. A side handle is provided on housing, and an end handle is detachably attached to the housing. The housing, saw blade, power unit, and handle are sized so user can carry and use the portable saw. Housing includes two halves detachably attached to each other so the user can take them off and replace them with a different housing having different handles and a different throat to provide a different throat having a different size and shape than the throat of the removed housing.

Abstract: A portable band saw includes a serviceable/replaceable bumper system for allowing the band saw to be easily repaired if damaged from being dropped. An auxiliary handle is adjustably mounted to the band saw and is releasable from its position if subjected to a large force so as to avoid damage to the handle and tool housing. An adjustable guide shoe includes a toolless adjustment. The front and rear section of the band saw are disposed on opposite sides of a polymeric field case. Compression rods are used to isolate compression forces from the polymeric field case. An electric box assembly including a plastic component box is disposed between the field case and a front section of the band saw. A crash guard is mounted adjacent to the field case and includes a sight guide along an edge thereof and a rear blade guard formed integrally therewith.

Abstract: Saws including saws configured to allow change in a width, a direction, and a curvature of a cut during a cutting operation are described. The saws include a saw blade, the saw blade being flexible along a longitudinal axis of the saw blade and inflexible along a vertical axis of the saw blade. The saw blade includes a blade body, and a plurality of cutting teeth, the plurality of cutting teeth being disposed on an upper cutting edge of the blade and a lower cutting edge of the blade body. In some examples, the saw blade is configured to be flexed by manipulation of at least two articulating points on the saw blade during the cutting operation to change one or more of the kerf, the direction, and the curvature of the cut.

Abstract: A method for single hand operation of a hand-held band saw is provided. The band saw has a frame and a handle extending from a longitudinal edge of the frame at an acute angle and opposite an edge containing a throat for receiving the work piece, and a continuous-loop blade traversing the throat. The orientation of the handle centers the mass of the saw below the hand and positions a cutting section of the blade in a vertical plane so it will engage a work piece at a preferred angle selected by the user.

Abstract: A portable band saw includes a serviceable/replaceable bumper system for allowing the band saw to be easily repaired if damaged from being dropped. An auxiliary handle is adjustably mounted to the band saw and is releasable from its position if subjected to a large force so as to avoid damage to the handle and tool housing. An adjustable guide shoe includes a toolless adjustment. The front and rear section of the band saw are disposed on opposite sides of a polymeric field case. Compression rods are used to isolate compression forces from the polymeric field case. An electric box assembly including a plastic component box is disposed between the field case and a front section of the band saw. A crash guard is mounted adjacent to the field case and includes a sight guide along an edge thereof and a rear blade guard formed integrally therewith.

Abstract: A powered hand tool includes a motor, a cutting member drivable to cut a workpiece, and a drive system interconnecting the motor and the cutting member and operable to drive the cutting member in response to operation of the motor. A housing at least partially encloses the cutting member and the motor and a debris removal system is movable between a first position and a second position. The debris removal system is operable to clean a portion of the drive system when in the second position. The debris removal system includes an abrasive member, an automatic actuator, and a sensor operable to selectively generate a signal. The automatic actuator is movable between an actuated position in which the abrasive member moves to the second position and a non-actuated position in which the abrasive member moves to the first position in response to the sensor.

Abstract: A hand-held band saw having a deck defining a front and a rear, and an opening in the front defining a cut zone. The band saw also includes a first wheel supported by a first deck portion, a second wheel supported by a second deck portion, a motor operably coupled to the first wheel, a single handle providing a single grip for a user to hold the band saw with only one hand, and a continuous blade having a cutting edge. The continuous blade includes a first portion positioned in the cut zone for performing a cutting operation and a second portion positioned outside of the cut zone. A blade guard is positioned proximate the cutting edge of the second portion of the continuous blade to substantially provide a barrier between the cutting edge and an exterior of the band saw.

Abstract: A hand-held band saw has a handle for grasping the band saw, a motor, a drive wheel driven by the motor, a driven wheel and a continuous blade disposed about the drive wheel and the driven wheel. A portion of the continuous blade is positioned in a cut zone to perform a cutting operation. A workpiece guard is spaced from the continuous blade and positioned generally between the cut zone and the handle for limiting movement of the workpiece after the cutting operation.

Abstract: A band saw includes a first wheel and a second wheel for supporting a continuous band saw blade, a motor operable to drive at least one of the first and second wheels, a housing supporting the first wheel and the second wheel, a shoe for engaging a workpiece, the shoe including a first detent feature. The band saw also includes a second detent feature cooperating with the first detent feature to hold the shoe with respect to the housing. The shoe is moveable with respect to the housing between an engaged position and a non-engaged position. The shoe is moveable out of the engaged position by application of a force acting to move the shoe with respect to the housing sufficient to overcome cooperation between the first and second detent features in the engaged position.

Abstract: A hand-held band saw is provided for one-hand operation. The band saw has a frame and a handle extending from a longitudinal edge of the frame at an acute angle and opposite an edge containing a throat for receiving the work piece. The orientation of the handle centers the mass of the saw below the hand and positions the cutting section of the blade in a vertical plane so it will engage a work piece at a preferred angle selected by the user.

Abstract: A blade removal mechanism is moveable between a first position and a second position for engaging a band saw blade. The blade removal mechanism includes a first member for positioning adjacent a blade-receiving space of the band saw, the first member engageable with the band saw blade when the blade removal mechanism is in the second position. The mechanism also includes an actuator coupled to the first member for transmitting movement to the first member and a biasing member for biasing the actuator and the first member to the first position and away from the band saw blade.

Abstract: A shoe for a band saw includes a block for coupling to the band saw, the block having an aperture, a locking ball disposed in the aperture, a body including a first surface for engaging a workpiece and an opposite surface having plurality of recesses, and a locking rod coupled to the block and movable between a first position and a second position. The locking ball is received in one of the plurality of recesses of the body when the locking rod is in the first position such that the body is fixed relative to the block, and the body is movable relative to the block when the locking rod is in the second position.

Abstract: A shoe for a band saw includes a block for coupling to the band saw, and a body having a surface for engaging a workpiece. The block has a first detent feature. The body has a second detent feature for cooperating with the first detent feature to hold the body with respect to the block. The body is moveable between an engaged position in which the first and second detent features cooperate to hold the body with respect to the block, and a non-engaged position in which the first and second detent features do not cooperate.

Abstract: A powered hand-held band for cutting a work piece and a method for manufacture and use. The band saw includes alternate blade guides respectively for selectively using one of a first cutting path for cutting a work piece flush with respect to a work surface and a second cutting path for non-flush cuts.

Abstract: A powered hand tool includes a handle portion arranged to provide a grip point for a user, a motor, a cutting member drivable to cut a workpiece, and a drive system interconnecting the motor and the cutting member and operable to drive the cutting member in response to operation of the motor. A housing at least partially encloses the cutting member and the motor and a debris removal system is movable between a first position and a second position. The debris removal system is operable to clean a portion of the drive system when in the second position.

Abstract: A rotating blade guide assembly for use with a sawing machine includes a blade guide carrier and means for rotating the blade guide carrier from a first position to a second position. The first position would be that blade orientation when the blade is initially placed about a pair of band wheels. The second position would be the blade orientation when the blade is rotated about 90° to a cutting position. In this way, the orientation of the sawing machine blade is changed when the blade guide carrier is rotated from the first position to the second position. The rotating blade guide assembly further provides means for securing the blade guide carrier in the second position so as to prevent rotation of the blade guide carrier during use of the sawing machine.

Abstract: A folding mounting base is provided to convert a portable hand tool such as a portable band saw into a fixed tool which may be used on a workbench. The mounting base has upper and lower cradles, the upper cradle folding down next to the lower cradle for storage. In use, the handle of the portable tool in placed in the upper and lower cradles, and held in position by a toggle clamp. The toggle clamp engages the hand tool trigger to maintain the tool in an operating condition.

Abstract: An endless rotation hoop knife for a splitting machine including a front end embodied as a cutting edge and at least two openings for accommodating retaining members. The invention also discloses a transport device for a rotation hoop knife, including a housing and at least two retaining members which are configured to engage in openings in the rotation hoop knife. The invention further relates to methods for safe mounting and dismantling of a rotation hoop knife, in particular of a sharp rotation hoop knife. Due to the rotation hoop knife being provided with openings for accommodating retaining members, it is now possible for the rotation hoop knife by to be held by retaining members which engage the openings. In this way, when the rotation hoop knife is released on the splitting machine, the rotation hoop knife is reliably held by the retaining members which engage the openings.

Abstract: A portable band saw has a main housing and a saw band circulating within the main housing. A motor for driving the saw band is disposed within a motor housing that is mounted to the main housing. The main housing defines an opening across which the saw band moves in order to cut a workpiece. A battery for driving the motor is mounted to a motor receiving portion of the motor housing. The motor receiving portion has a width corresponding to the width of the opening and opposing to the opening in the forward and rearward directions.

Abstract: A hand-held band saw has a handle for grasping the band saw, a motor, a drive wheel driven by the motor, a driven wheel and a continuous blade disposed about the drive wheel and the driven wheel. A portion of the continuous blade is positioned in a cut zone to perform a cutting operation. A workpiece guard is spaced from the continuous blade and positioned generally between the cut zone and the handle for limiting movement of the workpiece after the cutting operation.

Abstract: A blade removal mechanism is moveable between a first position and a second position for engaging a band saw blade. The blade removal mechanism includes a first member for positioning adjacent a blade-receiving space of the band saw, the first member engageable with the band saw blade when the blade removal mechanism is in the second position. The mechanism also includes an actuator coupled to the first member for transmitting movement to the first member and a biasing member for biasing the actuator and the first member to the first position and away from the band saw blade.

Abstract: A hand-held power tool includes a housing having an opening, first and second wheels supported by the housing for rotation about respective first and second parallel axes, a continuous saw blade supported by the first and second wheels, a first guide roller set coupled to the housing proximate a first side of the opening, and a second guide roller set coupled to the housing proximate a second side of the opening. The first and second wheels define respective first and second facing, parallel planes containing the first and second axes. The first and second guide roller sets define respective third and fourth facing, parallel planes that are also parallel to the first and second planes. A first dimension between the first plane and the third plane is less than about 3.3 inches. A second dimension between the second plane and the fourth plane is less than about 3.3 inches.

Abstract: A power tool includes a housing, a first wheel rotatably coupled to the housing, a second wheel rotatably coupled to the housing, a continuous saw blade supported by the first and second wheels, and a motor supported by the housing. The motor includes an output shaft. The power tool also includes a drive train operably coupling the output shaft and the first wheel. The drive train includes a first stage gear assembly supported by the housing for rotation about a first axis substantially parallel to and offset from the motor output shaft, a second stage gear assembly supported by the housing for rotation about a second axis substantially perpendicular to the first axis, and a third stage gear assembly supported by the housing for rotation about a third axis substantially parallel to and offset from the second axis. The first wheel is rotatable about the third axis.

Abstract: The invention provides a transverse guide (14, 29) of a saw blade (5, 27) for a machine tool, particularly for a hand-guided machine tool (1) in the form of a band saw or jigsaw (2), wherein the saw blade (5, 27) can be rotated about the longitudinal axis (9) thereof by way of said guide in the opposite direction to said forces as a function of transverse and/or torsional forces acting on the saw blade (5, 27).

Abstract: A power tool, such as a band saw, is provided and may include a housing having a first handle and a second handle, a motor, a first wheel, a second wheel and a battery supported by the housing and electrically connectable to the motor for powering the motor, the battery is at least partially positioned at least one of between the first handle and the second handle and between a first wheel axis of the first wheel and a second wheel axis of the second wheel. In some aspects, a power tool may include a battery support for supporting a battery, the battery support being formed separately from a housing of the band saw and being supportable by the housing. In other aspects, a band saw may be operable with at least a 26 Volt battery.

Abstract: A powered hand-held band for cutting a work piece and a method for manufacture and use. The band saw includes alternate blade guides respectively for selectively using one of a first cutting path for cutting a work piece flush with respect to a work surface and a second cutting path for non-flush cuts.

Abstract: A powered hand-held band for cutting a work piece and a method for manufacture and use. The band saw includes alternate blade guides respectively for selectively using one of a first cutting path for cutting a work piece flush with respect to a work surface and a second cutting path for non-flush cuts.

Abstract: A shoe for a band saw includes a block for coupling to the band saw, the block having an aperture, a locking ball disposed in the aperture, a body including a first surface for engaging a workpiece and an opposite surface having plurality of recesses, and a locking rod coupled to the block and movable between a first position and a second position. The locking ball is received in one of the plurality of recesses of the body when the locking rod is in the first position such that the body is fixed relative to the block, and the body is movable relative to the block when the locking rod is in the second position.

Abstract: A hand-held band saw is provided for one-hand operation. The band saw has a frame and a handle extending from a longitudinal edge of the frame at an acute angle and opposite an edge containing a throat for receiving the work piece. The orientation of the handle centers the mass of the saw below the hand and positions the cutting section of the blade in a vertical plane so it will engage a work piece at a preferred angle selected by the user.

Abstract: A band saw including a housing, a motor supported by the housing, a first wheel supported by the housing for rotation about a first wheel axis, the first wheel being drivingly coupled to the motor and driveable by the motor, and a second wheel supported by the housing for rotation about a second wheel axis. A band saw blade extends around the first wheel and the second wheel for traveling in a continuous loop around the first wheel and the second wheel to cut a work piece. The band saw blade includes a first surface for engaging the first wheel and the second wheel, and a second surface opposite the first surface. The first surface includes a knurled surface for gripping the first wheel and the second wheel.

Abstract: A powered hand tool includes a handle portion arranged to provide a grip point for a user, a motor, a cutting member drivable to cut a workpiece, and a drive system interconnecting the motor and the cutting member and operable to drive the cutting member in response to operation of the motor. A housing at least partially encloses the cutting member and the motor and a debris removal system is movable between a first position and a second position. The debris removal system is operable to clean a portion of the drive system when in the second position.

Abstract: A shoe for a band saw includes a block for coupling to the band saw, and a body having a surface for engaging a workpiece. The block has a first detent feature. The body has a second detent feature for cooperating with the first detent feature to hold the body with respect to the block. The body is moveable between an engaged position in which the first and second detent features cooperate to hold the body with respect to the block, and a non-engaged position in which the first and second detent features do not cooperate.

Abstract: A hand-held band saw includes a motor (13) located in a housing (11) for displacing a circumferentially closed saw band (12) displaceable between a motor-driven driving roller (14) and a deflection roller (15) arranged, respectively, in first and second saw parts (21, 22) which are connected with each other by a bracket element (20), with the saw band (12) having two band sections (121, 122) displaceable parallel to each other and next to each other in an operational region (19) located between the deflection and driving rollers (14, 15). The band sections (121, 122) define together a cut width (S), and the bracket element (20) has, in the operational region (19), a width (B) that corresponds at most to the cut width (S).

Abstract: A portable band saw includes a serviceable/replaceable bumper system for allowing the band saw to be easily repaired if damaged from being dropped. An auxiliary handle is adjustably mounted to the band saw and is releasable from its position if subjected to a large force so as to avoid damage to the handle and tool housing. An adjustable guide shoe includes a toolless adjustment. The front and rear section of the band saw are disposed on opposite sides of a polymeric field case. Compression rods are used to isolate compression forces from the polymeric field case. An electric box assembly including a plastic component box is disposed between the field case and a front section of the band saw. A crash guard is mounted adjacent to the field case and includes a sight guide along an edge thereof and a rear blade guard formed integrally therewith.

Abstract: A food slicing machine using a linear servo motor to reciprocate a carriage holding food products through a path that includes a slicing blade. The slicing apparatus is a modular apparatus that can be mounted to and removed from slicing machines as a unit without the need for disassembly of the components of the slicing apparatus. An adjustment mechanism for the blade guide uses two shafts that extend from a bearing plate into a finger that is mounted to the blade guide. The lower shaft has a cam nut that displaces the finger about the upper shaft to bend the blade guide. There is also an adjustment mechanism for the idler pulley of the band blade apparatus.

Abstract: A method of cutting a workpiece using an endless band saw blade and a band saw machine are provided. The method includes suspending the endless band saw blade between a driving wheel and a driven wheel such that the workpiece may be cut by the endless band saw blade, applying at least a first pulse and a second pulse to a first motor rotating the driving wheel and a second motor rotating the driven wheel, respectively, wherein the pulses have phases opposite to each other, and cutting the workpiece. The band saw machine includes an endless band saw blade suspended between a driving wheel having a first motor and a driven wheel having a second motor. The band saw machine further includes a pulse applying module that applies at least a first pulse and a second pulse to the first motor and the second motor, respectively, wherein the pulses have phases opposite to each.

Abstract: Guides for ring saws and ring saws incorporating them and template systems are provided. The guides can be circular, square, rectangular or portions thereof. The system can comprise a guide and a template. The template can be configured to be placed onto a workpiece in a fixed relation relative to the workpiece. The template has an edge along which a side edge of the guide can travel. The guide is attachable to a platen of the ring saw and can include an insertion channel and a blade aperture for allowing passage of a blade of the ring saw during attachment of the guide to the platen. The guide and the template can be sized and configured such that the side surface of the guide can contact the edge of the template for allowing the guide to be moved along a desired cut path to quickly and easily create a precise cut.

Abstract: A powered handheld band for cutting a work piece and a method for manufacture and use. The band saw includes alternate blade guides respectively for selectively using one of a first cutting path for cutting a work piece flush with respect to a work surface and a second cutting path for non-flush cuts.

Abstract: A powered saw 1 includes a frame 3 with a continuous loop blade 5 positioned in a coplanar relationship with the frame 3 along a system of blade guides 7 so that a cutting surface 9 of the blade 5 faces a desired cutting area. The relative positions between the frame arms 13, the frame handle 2, and the blade 5 provides a degree of stability and control that allows the operator to precisely and accurately control the cutting surface 9 of the blade 5 along curves, notches, and protrusions, including those involved in coping. In addition, this arrangement results in a compact design that positions the cutting surface 9 in close proximity to the handle 2.

Abstract: A band saw machine includes a machine frame unit with a longitudinal guideway, a cam follower movable along the guideway, a wheel mount movable with the cam follower between closer and remote positions relative to a first wheel mounted on the machine frame unit, a biasing member disposed to bias the wheel mount to the remote position, a second wheel mounted on the wheel mount, a band saw blade trained on the wheels, and an actuating shaft with a cam end which engages the cam follower. The wheel mount can be kept in the closer position with a friction force that counteracts the biasing force of the biasing member by turning the actuating shaft so as to permit replacement of the band saw blade.

Abstract: A hand-held band saw is provided for one-hand operation. The band saw has a frame and a handle extending from a longitudinal edge of the frame at an acute angle and opposite an edge containing a throat for receiving the work piece. The orientation of the handle centers the mass of the saw below the hand and positions the cutting section of the blade in a vertical plane so it will engage a work piece at a preferred angle selected by the user.

Abstract: A string saw includes a housing, and an air box. The housing includes a first casing and a second casing combined with each other. The air box is mounted in the housing and has an inside formed with a receiving chamber communicating with the storage space of the first casing, so that the cut chips during the sawing process can be introduced from the storage space of the first casing into the receiving chamber of the air box. Thus, the string saw can provide the dust collection and chip drainage function.