公开(公告)号：US09731432B1

公开(公告)日：2017-08-15

申请号：US15082521

申请日：2016-03-28

Applicant: Chin-Chin Chang

Inventor： Chin-Chin Chang

IPC: B27B27/10 ,  B27B27/02 ,  B23D47/02

CPC classification number: B27B27/10 ,  B23D47/025 ,  B27B27/02

Abstract: A moveable rip fence of a table saw includes a housing including an elongated opening on a top, a seat secured to an underside of top of the housing, the seat having a lower through hole, and a stop member across two sides of the housing, a lever pivotably fastened in the elongated opening; a link pivotably interconnecting the lever and a spring biased rod, an inverted L-shaped limit member secured across two sides of the housing; a clamping member having a top secured by a support member and including an intermediate hole member and a projecting base member; and a locking member including a lower wedge member fastened on the base member, and a flexible inclined member on a top. The lever is flush with the top of the housing in a locked position. A pressing of a rear portion of the lever unlocks the rip fence.

公开(公告)号：US09186736B1

公开(公告)日：2015-11-17

申请号：US14280615

申请日：2014-05-18

Applicant: Chin-Chin Chang

Inventor： Chin-Chin Chang

IPC: B62B1/00 ,  B23D57/00 ,  B25H1/04 ,  B62B1/10 ,  B62B1/26 ,  B62B5/06

CPC classification number: B25H1/04 ,  B23D57/0092 ,  B27B5/10 ,  B27B5/222 ,  B62B1/22 ,  B62B2202/48

Abstract: A stand for a table saw including a table assembly and a base assembly secured under the table assembly is provided. The stand includes a leg and handle unit including two parallel leg elements, two handles at one ends of the leg elements respectively, two side rails each having one end connected to both the handle and the leg element, and a U-shaped support element at the other ends of the leg elements, vertical metal tubes each provided at an end of the side rail joining both the handle and the leg element, top of each metal tube is secured to a bottom of the table assembly; a U-shaped, tubular upper support pivotably secured to the side rail, the upper support including two opposite lateral projections; and a leg unit including two parallel leg members, and two wheels rotatably mounted at one ends of the leg members respectively.

Abstract translation: 提供了一种用于台锯的台架，其包括固定在工作台组件下方的工作台组件和底座组件。 支架包括一个腿部和手柄单元，它包括两个平行的腿部元件，两个腿部元件的一端分别是两个手柄，两个侧面导轨各自具有连接到手柄和腿部元件的一端，以及一个U形支撑元件 腿元件的另一端，每个设置在连接手柄和腿元件的侧轨的端部的垂直金属管，每个金属管的顶部固定到工作台组件的底部; U形的管状上支撑件可枢转地固定到所述侧轨，所述上支撑件包括两个相对的横向突起; 以及包括两个平行腿部构件的腿部单元和分别可旋转地安装在腿部构件一端的两个轮子。

公开(公告)号：US20140034700A1

公开(公告)日：2014-02-06

申请号：US13567911

申请日：2012-08-06

Applicant: Chin-Chin Chang

Inventor： Chin-Chin Chang

IPC: B25C1/00

CPC classification number: B25C1/008

Abstract: A nail gun capable of preventing a trigger from being pulled in a nail-empty condition is provided. The nail gun includes a housing connected with a trigger, a muzzle, a nail driving member moveably mounted in the muzzle and a nail magazine communicated with the muzzle for accommodating nails and a nail pushing member for pushing the nails toward the muzzle, and a side of the nail pushing member has a locking portion; and a safety member moveably mounted to the muzzle for upward or downward movement. An end of the safety member has a stop portion. A position of the locking portion is corresponding to that of the stop portion for selectively stopping the upward or downward movement of the safety member.

Abstract translation: 提供了能够防止触发器被钉在空着的状态下的钉枪。 钉枪包括与触发器连接的壳体，枪口，可移动地安装在枪口中的钉子驱动构件和与枪口连通以容纳钉子的钉仓和用于将钉子推向枪口的钉子构件，以及侧面 所述钉推动构件具有锁定部分; 以及可移动地安装到枪口上以向上或向下移动的安全构件。 安全构件的一端具有止动部。 锁定部分的位置对应于止动部分的位置，用于选择性地停止安全部件的向上或向下运动。

公开(公告)号：US06463840B1

公开(公告)日：2002-10-15

申请号：US09713402

申请日：2000-11-15

Applicant: Chin-Chin Chang

Inventor： Chin-Chin Chang

IPC: B27B300

CPC classification number: B23D51/125 ,  B23D51/14 ,  Y10T83/705 ,  Y10T83/8775 ,  Y10T83/9481

Abstract: A blade adjusting device for a string saw includes a suspension arm having a support plate and a pivot chamber, a pivot arm having a first end pivotally mounted in the pivot chamber of the suspension arm and a second end defining a pivot chamber, a blade clamping base having a first end pivotally mounted in the pivot chamber of the pivot arm and a second end for clamping a blade, a rotary knob rotatably mounted on the blade clamping base for detachably replacing the blade, a washer mounted on the support plate of the suspension arm, an adjusting rod slidably mounted in the suspension arm and in turn extending through the washer, the support plate of the suspension arm, and the pivot arm, a press handle having a first end pivotally mounted on an upper end of the adjusting rod and rotatably urged on the washer, and an adjusting knob rotatably screwed on a lower end of the adjusting rod and urged on the pivot arm.

Abstract translation: 用于弦锯的叶片调节装置包括具有支撑板和枢轴室的悬挂臂，枢转臂具有枢转地安装在悬架臂的枢转室中的第一端和限定枢转室的第二端， 底座具有枢转地安装在枢转臂的枢转室中的第一端和用于夹紧叶片的第二端，可旋转地安装在叶片夹持基座上以可拆卸地更换叶片的旋钮，安装在悬架的支撑板上的垫圈 臂，调节杆，其可滑动地安装在所述悬架臂中，并且依次延伸穿过所述垫圈，所述悬架臂的所述支撑板和所述枢转臂，压力把手具有可枢转地安装在所述调节杆的上端上的第一端， 可旋转地推动在垫圈上，以及调节旋钮，其可旋转地旋拧在调节杆的下端并在枢转臂上被推动。

公开(公告)号：US06279442B1

公开(公告)日：2001-08-28

申请号：US09558360

申请日：2000-04-26

Applicant: Chin-Chin Chang

Inventor： Chin-Chin Chang

IPC: B27B518

CPC classification number: B27G19/02 ,  Y10T83/606 ,  Y10T83/7734 ,  Y10T83/7788

Abstract: A blade guard device for a circular sawing machine includes an upper guard having a lower end pivotally mounted on a stationary base and an upper end including a handle, a circular saw rotatably mounted on the upper guard, an elongated pressing lever pivotally mounted on a locating plate and having a curved operation surface including a projection, an inclined section, and a lower bent section, a pressing roller secured on the upper guard and slidably engaging the curved operation surface of the pressing lever, a link secured to the pressing lever, a circular mounting plate secured to the link and rotatably mounted on the upper guard, and a lower guard secured to the circular mounting plate for covering the circular saw. In such a manner, when the handle is moved downward, the upper guard is pivoted downward to move the pressing roller to press the projection of the pressing lever, thereby moving the link which largely pulls the circular mounting plate for rapidly rotating the circular mounting plate which rapidly rotates the lower guard upward, thereby rapidly exposing a lower part of the circular saw.

Abstract translation: 一种用于圆形锯床的刀片防护装置，包括一个上护罩，其具有可枢转地安装在固定底座上的下端，以及包括手柄的上端，可旋转地安装在上护罩上的圆锯， 并具有包括突起，倾斜部分和下弯曲部分的弯曲操作表面，固定在上护罩上并可滑动地接合按压杆的弯曲操作表面的加压辊，固定到按压杆的连杆， 固定在连杆上并可转动地安装在上护罩上的圆形安装板，以及固定在圆形安装板上用于覆盖圆锯的下防护罩。 以这种方式，当手柄向下移动时，上护罩向下枢转以移动加压辊以按压按压杆的突起，从而移动大体上拉动圆形安装板的连杆，以使圆形安装板快速旋转 这使得下部护罩向上快速旋转，从而使圆锯的下部部分迅速暴露。

公开(公告)号：US10759083B1

公开(公告)日：2020-09-01

申请号：US16398868

申请日：2019-04-30

Applicant: Chin-Chin Chang

Inventor： Chin-Chin Chang

IPC: B27B27/10 ,  B23D47/02 ,  B27B27/02

Abstract: A table saw includes a base assembly; a table assembly mounted on the base assembly and including a table; a slide mechanism mounted on the table assembly; and a rip fence assembly mounted on one side of the table assembly. The rip fence assembly includes a receptacle in a lower portion of one end; an elongated limit plate including two 90-degree bent arms at two ends respectively, each bent arm including a slot having a first end and a second end; a limit seat facing the receptacle; a spring-biased detent anchored in the receptacle and urging against an inner surface of the limit seat by passing through the second end of the slot; and a pivot disposed on an upper portion of one end of the rip fence assembly and disposed through the first end of the slot.

公开(公告)号：US10759082B2

公开(公告)日：2020-09-01

申请号：US16214054

申请日：2018-12-08

Applicant: Chin-Chin Chang

Inventor： Chin-Chin Chang

IPC: B27B27/10 ,  B23D47/02 ,  B27B27/02

Abstract: A fence assembly of a table saw includes rear and front sliding members slidably disposed on two rails of a table respectively, the rear sliding member having three equally spaced top projections, the front sliding member having three equally spaced forward projections, a transverse member interconnecting the sliding members, and a spring biased workpiece guide bar on the transverse member. The workpiece guide bar includes a front locking element for locking the workpiece guide bar on the front sliding member, a rear locking element for locking the workpiece guide bar on the rear sliding member, the rear positioning element having a recess for receipt of the top projection, and a spring biased lever pivotably secured to the workpiece guide bar. A latch of the lever can be engaged with a protuberance of the front locking element to lock the workpiece guide bar or disengaged from the protuberance to unlock same.

公开(公告)号：US20200016792A1

公开(公告)日：2020-01-16

申请号：US16033520

申请日：2018-07-12

Applicant: Chin-Chin Chang

Inventor： Chin-Chin Chang

IPC: B28D7/02 ,  B28D1/04 ,  B28D7/04

Abstract: A ceramic saw includes a sliding cutting table including two intermediate islands, a flat, left portion to the left of the intermediate islands, and a flat, right portion to the right of the intermediate islands; a first longitudinal groove inclined and disposed between the left portion and the intermediate islands, a second longitudinal groove between the intermediate islands, and a third longitudinal groove inclined and disposed between the right portion and the intermediate islands; a plurality of inclined, transverse grooves across the left portion, the right portion, and the intermediate islands; a rectangular groove formed along four edges of the cutting table; a first drain disposed on the first longitudinal groove, a second drain disposed on the second longitudinal groove, and a third drain disposed on the third longitudinal groove; and the first, second and third longitudinal grooves, the transverse grooves, and the rectangular groove communicate with one another.

公开(公告)号：US20190232520A1

公开(公告)日：2019-08-01

申请号：US16377174

申请日：2019-04-06

Applicant: Chin-Chin Chang

Inventor： Chin-Chin Chang

IPC: B27B5/20 ,  B23D47/02

CPC classification number: B27B5/208 ,  B23D47/02

Abstract: A power miter saw includes two linear guide mechanisms each including a first link including a bifurcated first end including two opposite first through holes; and a bifurcated second end including two opposite second through holes; a spring-loaded second link including a bifurcated first end having two opposite first through hole having a bearing recess, and a bifurcated second end including two opposite second through holes; two washers at outer ends of the first through holes of the second link respectively; a cylindrical lining in the first through holes of the second link; two bearings each at the bearing recess; and a pivot driven through the first through holes of the first link, the washers, the bearings, the cylindrical lining, and the first through holes of the second link to receive a portion of a complimentary pivot to pivotably secure the first and second links together.

公开(公告)号：US20190105797A1

公开(公告)日：2019-04-11

申请号：US16214054

申请日：2018-12-08

Applicant: Chin-Chin Chang

Inventor： Chin-Chin Chang

IPC: B27B27/10

CPC classification number: B27B27/10 ,  B23D47/025 ,  B27B27/02

Abstract: A fence assembly of a table saw includes rear and front sliding members slidably disposed on two rails of a table respectively, the rear sliding member having three equally spaced top projections, the front sliding member having three equally spaced forward projections, a transverse member interconnecting the sliding members, and a spring biased workpiece guide bar on the transverse member. The workpiece guide bar includes a front locking element for locking the workpiece guide bar on the front sliding member, a rear locking element for locking the workpiece guide bar on the rear sliding member, the rear positioning element having a recess for receipt of the top projection, and a spring biased lever pivotably secured to the workpiece guide bar. A latch of the lever can be engaged with a protuberance of the front locking element to lock the workpiece guide bar or disengaged from the protuberance to unlock same.