Patent application number | Description | Published |
20080302224 | Miter saw with support devices - A miter saw includes a base, a rotatable table, a saw arm, a driver, a saw blade, and two supporters. The rotatable table is pivotally mounted to the base and is rotatable relative to the base. The rotatable table includes a support surface configured to receive a workpiece thereon. The saw arm is coupled to the rotatable table and is pivotable downwards towards the support surface. The driver is mounted on the saw arm. The saw blade is mounted on the saw arm and is driven by the driver to cut the workpiece. The two supporters are respectively pivotally mounted to the rotatable table and are configured to support the workpiece thereon while in a supporting position, and to be pivoted to an unobtrusive stowed position when not in use. | 12-11-2008 |
20090025527 | Vibration-reducing device for a scroll saw - A vibration-reducing device is applied to a scroll saw. The scroll saw includes a body, a U-frame, a block and an actuating device. The U-frame is coupled to the body, and the block and a shaft of the actuating device are eccentrically fastened to each other, and the actuating device is mounted to the body. The vibration-reducing device includes a connector and a pivot arm pivotally coupled to the body. The connector includes a third end rotatably connected to the block, and a fourth end rotatably connected to the pivot arm. When the shaft is rotated, the motion of the center of gravity of the pivot arm in a vertical direction is opposite to the motion of the center of gravity of the U-frame. | 01-29-2009 |
20090056514 | Quick release device for a saw blade guard assembly of a circular saw - A quick release device for use in a saw to secure a guard cover to a spreader of a saw blade guard assembly. The quick release device includes a mounting block, which has a mounting groove for receiving the spreader, a pivot member pivotally mounted in the mounting block and having a non-circular shoulder received in a receiving portion of a notch on the spreader, and a lever coupled to the pivot member for rotating the pivot member to cause the shoulder of the pivot member to be locked in the receiving portion of the notch or to be movable out of the notch. | 03-05-2009 |
20090158904 | DUST COLLECTOR FOR A MITER SAW - A dust collector for a miter saw includes a link and a dust collection member. The link has a first end connected to a saw blade guard of the miter saw and a second end opposite to the first end. The saw blade guard defines an inside space thereof in communication with a dust flue. The dust collection member is pivotally connected to the saw blade guard of the miter saw and is slidably coupled to the second end of the link. The dust collection member has a channel within which the saw blade passes during a cutting operation to cut a workpiece so that the channel guides cut chips from the workpiece to the outside of the miter saw via the inside space of the saw blade guard and the dust flue. | 06-25-2009 |
20100101388 | QUICK-RELEASE MECHANISM FOR SAW MACHINE - A quick-release mechanism for use in a saw machine includes a mounting member, which has a top side and a retaining slot adjacent to the top side, a connection member, which has an opening for attaching to the top side of the mounting member, and a locking member, which has a pivot portion pivotally connected to the connection member. A lever extends from the pivot portion and is operable to move the pivot portion relative to the connection member. An engagement portion joined to the pivot portion is movable with the pivot portion into or out of the retaining slot to lock the connection member to the mounting member or to unlock the connection member from the mounting member. | 04-29-2010 |
20100101393 | SAFETY STRUCTURE FOR SAW MACHINE - A safety structure for use in a saw machine includes two side guard plates arranged at left and right sides relative to a saw blade and having the rear sides thereof pivotally connected together. A guide unit has a connection plate connected between the front sides of the side guard plates in such a manner that one end of the connection plate is movable relative to the associated side guard plate so that when the safety structure is tilted with the saw blade for a slanting cut, the two side guard plates are pivoted in opposite directions. The guide unit prohibits the front ends of the side guard plates from being forced outwardly away from each other or squeezed inwardly toward each other, assuring a high level of operation safety. | 04-29-2010 |
20100213148 | MOBILE TOOL STAND - A mobile tool stand includes a base frame unit, a support unit connected to the base frame unit for supporting the base frame unit on the floor, and a carrier unit. The carrier unit includes a carrier plate for carrying a machine tool, a pair of links pivotally connected between the carrier plate and the base frame unit and movable relative to the carrier plate to move the stand between a collapsed position and a supporting position, and a pair of coupling rods pivotally connected to the carrier plate and slidingly coupled to the base frame unit, such that the coupling rods are movable in and out of the base frame unit. Thus, the tool that is carried on the carrier plate can be safely moved from place to place when the mobile tool stand is set in the collapsed, transporting condition. | 08-26-2010 |
20110072943 | RIVING KNIFE ADJUSTMENT MECHANISM FOR A SAW MACHINE - A saw machine riving knife adjustment mechanism includes a locating member, which defines a track, a riving knife, which has a coupling portion inserted into the track and a riving knife body, and a locking unit, which includes a brake affixed to the locating member and two retaining members movable by the brake. The brake is operable between a locking position, where the retaining members are engaged with first retaining holes or second retaining holes to lock the riving knife in position, and an unlocking position where the retaining members are disengaged from the first retaining holes or second retaining holes to unlock the riving knife. | 03-31-2011 |
20110073724 | Foldable supporting stand - A foldable supporting stand includes a hub having a center axis, a foot member unit pivotally connected to the hub, and multiple supporting bars each having one connecting end respectively pivotally connected to the hub. The stand includes multiple positioning mechanisms adapted for securing the supporting bars to the hub respectively. When the foldable supporting stand is set in a collapsed non-operative position, the foot member unit and the supporting bars are maintained in close alignment to the center axis of the hub. When the foldable supporting stand is set in an extended operative position, the supporting ends of the supporting bars are aligned in a single plane to provide a supporting plane, and the foot member unit supports the hub above the floor. | 03-31-2011 |
20110154966 | Saw machine riving knife adjustment mechanism - A saw machine riving knife adjustment mechanism includes a locating member, which defines a track, a riving knife, which has a riving knife body and a coupling portion inserted into the track, and a locking unit. The locking unit includes an axle holder affixed to the locating member, a brake mounted on the axle holder, an operating member connected to the brake and a locking member to be driven by the brake. Rotation of the operating member causes the brake to move the locking member relative to the riving knife between a locking position, where the locking member engages the riving knife, and an unlocking or adjusting position, where the locking member is disengaged from the riving knife. | 06-30-2011 |
20110232452 | SCROLL SAW HAVING A SLIDING PLATE FOR IMPROVED BLADE CHANGING - A scroll saw includes a base, a worktable mounted to the base, a sliding plate slidably mounted on the worktable and a cutting assembly mounted to the base. A cutting slot is defined between the worktable and the sliding plate for a saw blade of the cutting assembly to pass therethrough. When the sliding plate is moved relative to the worktable to an appropriate position or is removed from the worktable, the saw blade can be changed easily and conveniently. | 09-29-2011 |
20120160071 | SAW MACHINE FENCE ADJUSTMENT MECHANISM - A saw machine fence adjustment mechanism installed on a base member of a worktable, including a fence body, a pivot shaft mounted on the fence body, a spanner coupled to the pivot shaft, a spring member positioned between the spanner and the fence body and a locking device on the pivot shaft adapted for locking the fence body. To adjust the position of the fence body, the spanner operated to rotate the pivot shaft to move the locking device away from the base member for allowing adjustment of the position of the fence body. After adjustment of the position of the fence body, the spanner is released to allow the spring member to bias the pivot shaft to its former angular position and to force the locking device into engagement with the base member to provide quick adjustment of the position of the fence body to provide sufficient support. | 06-28-2012 |
20120313351 | RAPIDLY COLLAPSIBLE STAND - A rapidly collapsible stand includes a base frame, a pair of pivot members pivotally connected to a first side of the base frame, a first supporting frame connected to the pivot members, a first supporting unit pivotally connected between the base frame and the first supporting frame, a second supporting frame pivotally connected to the first supporting frame and a second supporting unit pivotally connected between the base frame and the second supporting frame. When operating the base frame, the second supporting frame is able to be extended away from the first supporting frame to an extended position by utilizing the linkage of the first supporting unit and the second supporting unit; or the second supporting frame is able to be received toward the first supporting frame to a received position by lifting up a handle portion of the first supporting frame. | 12-13-2012 |
20120318940 | Collapsible stand - A collapsible stand includes a base frame, a first supporting frame pivotally connected to the base frame, a first supporting unit pivotally connected between the base frame and the first supporting frame, a second supporting frame pivotally connected to the first supporting frame, a second supporting unit pivotally connected between the base frame and the second supporting frame. When operating the base frame, the second supporting frame is able to be extended away from the first supporting frame, and it is easily operating the collapsible stand from a collapsed position to an extended position; or the second supporting frame is able to be received toward the first supporting frame to a collapsed position by lifting up the first supporting frame. | 12-20-2012 |
20130125726 | ADJUSTMENT DEVICE FOR AN AUXILIARY FENCE - An adjustment device for an auxiliary fence includes a support frame, an auxiliary fence, a guiding unit and an adjusting unit. The guiding unit guides the auxiliary fence along a longitudinal direction such that the auxiliary fence is selectively slidable relative to the support frame. The adjusting unit allows the auxiliary fence to be adjusted relative to the support frame and securely positioned. The adjusting unit includes a driving member, a securing member installed on the driving member, and an elastomeric element. When the driving member is operated, the securing member becomes disengaged from the support frame which allows the position of the auxiliary fence to be adjusted by sliding it relative to the support frame. | 05-23-2013 |
20130247737 | CUTTING INDICATOR FOR CIRCULAR SAW - A cutting indicator includes an adjusting base pivotally mounted to a saw arm of a circular saw, a lens mounted in the saw arm, and a laser generator mounted on the adjusting base. When a laser beam generated by the laser generator passes through the lens, the laser beam is converted to a laser plane that forms a laser indicating line on the workpiece to be cut by the circular saw. Adjusting the adjusting base causes the plane beam to be quickly switched between a predetermined first plane position and a predetermined second plane position that are aligned substantially parallel to two opposing lateral planes of the circular saw blade. Thus, quick adjustment of the laser indicating line can be easily achieved. | 09-26-2013 |
20130276608 | CIRCULAR SAW - A circular saw includes a machine base, a sliding unit including a slide shaft slidably inserted through the machine base and a stationary mount fixedly mounted at one end of the slide shaft and defining a datum plane, and a cutting unit including a supporting arm pivotally connected to the stationary mount and a saw blade pivotally connected to the supporting arm. The saw blade is movable by the supporting arm up and down relative to the machine base between a lower limit position and an upper limit position so that the saw blade may intersect with the datum plane or be kept in a tangential relationship relative to the datum plane when it reaches the lower limit position. Thus, the circular saw has a compact size, low vibration level and high precision characteristics. | 10-24-2013 |
20140175725 | LENGTH ADJUSTABLE WORK TABLE - A length adjustable worktable includes a main table, a side extension, a guide unit, and an actuating device. The guide unit is engaged with the side extension for guiding the side extension to slide toward or away from the main table. The actuating device includes an operating member, a driving unit, and a positioning member. By manipulating the operating member, the driving unit and the positioning member are driven, such that the side extension is able to slide toward or away from the main table along the guiding unit, thereby allowing the length of the worktable to be adjusted. | 06-26-2014 |
20140175726 | RAPIDLY LOCKING/UNLOCKING EXTENSION WORK TABLE - A rapidly locking/unlocking extension worktable includes a main table, an extension member, a guiding unit and a driving unit. The extension member is movable relative to the main table. The driving unit includes a manipulating member rotatable relative to the extension member, a driving member driven by the manipulating member, a connecting member corresponding to the main table and a locking member connected and movable with the connecting member. When rotating the manipulating member, the driving member is synchronously rotated, the connecting member is driven by the driving member, and the locking member is driven by the connecting member, such that the extension worktable may be rapidly locked or unlocked. | 06-26-2014 |
20150047488 | TABLE INSERT FOR CIRCULAR SAW - A table insert for a circular saw includes a stationary panel and a movable panel. The stationary panel is fixed on a worktable of the circular saw and partially covers a trough of the worktable, and the movable panel is pivotally connected to the stationary panel and is pivotally movable relative to the stationary panel between a first position and a second position. When the movable panel is located in the first position, the movable panel partially covers the trough to enable the cutting operation to be performed. When the movable panel is located in the second position, the trough is partially uncovered for conveniently allowing a user to remove saw dust from the trough or to take out small workpieces that fall into the trough. | 02-19-2015 |