Patent application number | Description | Published |
20080210072 | Combination power tool - A combination power tool with a machine base, an independently operable portable circular saw, and a connection device set for fastening the portable circular saw to the machine base to form a miter saw. The portable circular saw has a power supply unit including a first power socket that is provided at the front side of the portable circular saw and selectively electrically connectable to the motor of the portable circular saw, a second power socket provided at the rear side of the portable circular saw and selectively electrically connectable to the motor of the portable circular saw, and a power cable for connecting an external power source to one of the first power socket and the second power socket. | 09-04-2008 |
20090166503 | COLLAPSIBLE SUPPORTING STAND - A collapsible supporting stand includes a center member, at least three supporting posts and an adjustment unit. The center member has a center hole, and a plurality of receiving portions equiangularly spaced around the center hole. The supporting posts are respectively partially received in the receiving portions and respectively pivotally connected to the center member. Each supporting post has a support member fixedly provided at its top end. The adjustment unit is coupled to the center member and is vertically movable and rotatable relative to the center member, and includes a holder member and connection members. The number of the connection members is equal to the number of supporting posts. Each connection member has two opposite ends respectively pivotally connected to the associated supporting post and the holder member. | 07-02-2009 |
20100096530 | FOLDING TOOL STAND - A folding tool stand includes a platform connected to a base frame. The platform is pivotally and slidingly connected at a first side thereof to the base frame and is pivotally connected at a second side thereof to links that are pivotally connected to the base frame. A leg support is pivotally connected to the base frame. A locking device is provided to maintain the platform in an extended position. In the collapsed position, the platform is guided by the links to be positioned along the base frame. In the extended position, the links guide and support the platform in a position spaced from the base frame. In a first embodiment, spring members bias the platform into the extended position. In an alternate embodiment, a driving device is used to provide support to the second side of the platform during the expansion and collapse of the folding tool stand. | 04-22-2010 |
20100101389 | QUICK-RELEASE MECHANISM FOR SAW MACHINE - A quick-release mechanism for use in a saw machine includes a mounting member, which has a locating notch and a retaining notch, a connection member, which has a positioning surface for abutting against one side of the mounting member and a rod engageable into the locating notch, and a locking member. The locking member includes a pivot member pivotally connected to the connection member, a retaining device, and a handle operable to move the locking member relative to the connection member between a locking position, where the retaining device engages the retaining notch to lock the connection member to the mounting member, and an unlocking position, where the retaining device is disengaged from the retaining notch for enabling the rod of the connection member to be moved into and out of the locating notch. | 04-29-2010 |
20100101390 | QUICK-RELEASE MECHANISM FOR SAW MACHINE - A quick-release mechanism for use in a saw machine includes a mounting member, which has a first surface, a second surface and a locating notch. A connection member has an inner positioning surface for abutting against the first surface of the mounting member and an insertion block extending from the inner positioning surface and is insertable into the locating notch of the mounting member. A locking device has a pivot member pivotally connected to the insertion block, an engagement portion connected to the pivot member corresponding to the second surface of the mounting member and a finger strip operable to move the engagement portion between a first position where the engagement portion is at an inner side of the insertion block and a second position where the engagement portion extends over the second surface of the mounting member to lock the connection member to the mounting member. | 04-29-2010 |
20100101391 | QUICK-RELEASE MECHANISM FOR SAW MACHINE - A quick-release mechanism for use in a saw machine includes a mounting member, which has a locating hole and a positioning notch, and a connection member, which has a base attachable to one side of the mounting member. The connection member also includes a retaining block that is movable into and out of the locating hole when set in a first position and secured to the locating hole when moved with the base to a second position. The connection member further includes a positioning block that is maintained spaced from the positioning notch when the retaining block is in the first position, or that engages the positioning notch when the retaining block is moved with the base to the second position. | 04-29-2010 |
20100229767 | FOLDABLE TOOL STAND - A foldable tool stand includes a base frame, a platform pivotally and slidingly connected to the base frame at a first side, a leg support having a top end pivotally connected to the base frame, a pair of links pivotally coupled between a second side of the platform and the base frame, a driving member pivotally connected to the links, and a follower set pivotally connected to the base frame. The driving member and follower set interact to selectively lock the foldable tool stand in either an extended supporting position, where the second side of the platform is spaced from the base frame, or a collapsed position, where the second side of the platform lies adjacent to the base frame. | 09-16-2010 |
20110073739 | Detachable stand - A detachable stand includes a transverse bar having a first coupling hole and a second coupling hole at each of two distal ends thereof, a pair of upper support rods coupled to the first coupling holes of the transverse bar, a pair of lower support rods coupled to the second coupling holes of the transverse bar, and quick-release mechanism provided at the transverse bar and operable to lock the pair of upper support rods and the pair of lower support rods to the transverse bar. When the quick-release mechanism is released, the pair of upper support rods and the pair of lower support rod are unlocked and able to be removed from the transverse bar, reducing space requirement for storage of the detachable stand. | 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 |
20110154967 | Riving knife adjustment mechanism for a saw machine - A riving knife adjustment mechanism includes a locating member and an operating member. The locating member also includes a locking member movable relative to the riving knife to lock or unlock the riving knife, and a connection portion connected with the locking member. The operating member has a coupling portion set inside the machine base and connected with the connection portion, and an operating portion operatively connected to the coupling portion and extending out of the machine base for manipulation by an operator to move the locking member for quick adjustment of the riving knife. | 06-30-2011 |
20110156365 | LIFT WHEEL SET USED IN A MACHINE TOOL - A lift wheel set used in a machine tool includes a mounting member having a first bevel face, a wheel holder having a second bevel face and a wheel. When the wheel holder is in a first position, the second bevel face of the wheel holder is seated with the first bevel face of the mounting plate, and the wheel holder is prohibited from downward movement. When the wheel holder is in the second position, the second bevel face of the wheel holder is slid along and forced against the first bevel face of the mounting member so that the wheel holder is moved downwards relative to the mounting member to force the wheel into engagement with the floor for enabling the machine tool to be moved to a desired location by rotation of the wheel. | 06-30-2011 |
20110158758 | Lifting Machine Base Assembly for a Machine Tool - A machine base assembly for a machine tool mainly has a driven wheel set coupled to the machine base. The driven wheel set is driven by a driving device to move downwards relative to the machine base for contacting a supporting surface so that the machine base can be lifted from the supporting surface and moved by rotation of the driven wheel set to conveniently move the machine tool to a desired position. | 06-30-2011 |
20110232449 | SAWING MACHINE HAVING A MITER ANGLE ADJUSTMENT ASSEMBLY - A sawing machine having a miter angle adjustment assembly includes a machine base, a worktable rotatably connected to the machine base and rotatable about an axis, a cutter unit mounted to the worktable, a tightening member to lock movement of the worktable relative to the machine base and a driving device set. The driving device set includes a driving member pivotally mounted to the worktable and an eccentric member coaxially rotatable with the driving member to move the tightening member. The eccentric member is controllable by the driving member to rotate between a first position and a second position to move the tightening member into engagement with or away from the machine base. | 09-29-2011 |
20110297054 | WIDTH ADJUSTABLE WORKTABLE - A width adjustable worktable includes a worktable body, an extension member movable relative to the body, a first guide rod connected to the extension member and a control set rotatably mounted in the extension member. The control set is operable to move the first guide rod between a locking position, where the first guide rod is prevented from moving relative to the worktable body, and an adjustable unlocking position, where the first guide rod is unlocked and movable relative to the worktable body for allowing the user to move the extension member carried by the first guide rod to adjust the width of the worktable. | 12-08-2011 |
20120085882 | LIFTING MACHINE BASE ASSEMBLY FOR A MACHINE TOOL - A lifting machine base assembly for use in a machine tool includes a machine base and a lateral wheel set. The lateral wheel set includes two lateral wheel frames respectively pivotally connected to two opposite sidewalls of the machine base, and a wheel shaft rotatably inserted through the machine base and eccentrically connected between the lateral wheel frames. A driving member is fastened to one end of the wheel shaft and operable to raise and lower the lateral wheel frames relative to the machine base and to further force the lateral wheels into contact with the floor to lift the machine base partially or wholly from the floor, allowing the operator to conveniently move the machine tool to a desired position by rotation of the lateral wheels. | 04-12-2012 |
20130160628 | POSITIONING DEVICE FOR A TURNABLE TABLE OF SAW MACHINE - A positioning device for a turnable table of a saw machine having a pivot shaft that pivotally connects a pair of clamping units. A pressing member with an attachment portion for attaching to a coupling unit may be formed on each clamping unit. By manipulating a trigger of the coupling unit, the pair of clamping units can be driven to rotate a pair of corresponding clench members for selectively clamping or unclamping a base of the saw machine. Thereby, the turnable table can be secured in place upon adjustment. | 06-27-2013 |
20130175791 | FOLDING TOOL STAND - A folding tool stand includes a platform connected to a base frame. The platform is pivotally and slidingly connected at a first side thereof to the base frame and is pivotally connected at a second side thereof to links that are pivotally connected to the base frame. A leg support is pivotally connected to the base frame. A locking device is provided to maintain the platform in an extended position. In the collapsed position, the platform is guided by the links to be positioned along the base frame. In the extended position, the links guide and support the platform in a position spaced from the base frame. In an alternate embodiment, a driving device is used to provide support to the second side of the platform during expanding and collapsing of the folding tool stand. | 07-11-2013 |
20130239766 | CIRCULAR SAW WITH A MOVING MECHANISM - A circular saw with a moving mechanism includes a base, a moving unit and a cutting unit. The base has a worktable which has a front side and an opposite rear side, and defines a first plane which extends substantially horizontally from the rear side toward the front side. The moving unit is disposed above the worktable and includes a supporting frame disposed on the worktable. A first sliding shaft and a second sliding shaft are located parallel to each other and disposed at an interval relative to each other on the supporting frame. A moving member is also disposed on the first and second sliding shafts. A second plane is defined as a plane extending through an axis of the first sliding shaft and an axis of the second sliding shaft. Moreover, an included angle is formed between the first plane and the second plane and ranges from greater than zero degrees to smaller than 90 degrees. The cutting unit is pivotally mounted on the moving member and is linearly movable along the worktable in a horizontal direction. | 09-19-2013 |