Patent application number | Description | Published |
20100199815 | RATCHET CONNECTOR - A ratchet connector includes a driving element, a control ring, and a working element. A tooth block is disposed in an open groove of the driving element. Both sides of the tooth block have several teeth. The control ring is mounted on the driving element to control the tooth block to move along the bottom of the open groove. The working element is mounted on the driving element. The teeth of the tooth block engage with the ratchet teeth on an inner surface of the working element. | 08-12-2010 |
20100263498 | Swing Wrench - A swing wrench includes a fixing jaw, a moving jaw, an acting set, and a handle pivotally fixed to the bottom of the fixing jaw. A fixing element is disposed between the bottom of the fixing jaw and the front end of the handle. A limiting section is disposed around the fixing element. A fixing part is formed at the front end of the handle, opposite to the fixing element. The limiting section of the fixing element can engage or move away from the fixing part of the handle. When the limiting section is away from the fixing part, a swing space is formed in between for the handle to pivotally swing with respect to the fixing jaw. | 10-21-2010 |
20100282028 | Adjustable wrench - An adjustable wrench is provided for selectively producing a fixing movement or a pivotal turning movement by pressing or releasing a stop module to pivot the pivotal jaw, so that the adjustable wrench can change the width of its opening quickly, and such adjustable wrench provides an excellent operation and also reduces the operating time greatly. | 11-11-2010 |
20100288082 | Ratchet tool - A ratchet tool includes a head and a handle, a ratchet is received in the space and two pawl sets are respectively received in two recesses defined in the inner periphery of the space. Each pawl set has a pawl and a spring which biases the pawl to be engaged with the teeth of the ratchet. Each pawl has a flat surface defined in the end having the engaging teeth. An operation member has a flange which is rotatably engaged with a groove defined in the inner periphery of the space and the flange includes a pressing surface which presses one of the flat surfaces of the two pawls by operating the operation member. By choosing one of the pawls to be engaged with the ratchet, the ratchet tool can output torque in desired direction. | 11-18-2010 |
20100288086 | Screwdriver Head - An improved screwdriver head structure having a blade portion and a connecting portion, characterized in that: the blade portion is located on one end of the screwdriver head and has two or more engaging surfaces, wherein each of the engaging surfaces is regularly disposed with a plurality of protruding cones at equal distance, the tip of each of the protruding cones has a touching point, and the touching points of the protruding cones are on the same plane; the connecting portion is located on the other end of the screwdriver head for the connection with a screwdriver handle; and when a user uses the blade portion to fasten a screw, the touching points of the protruding cones on the blade portion fully engage with the screw, thereby providing larger friction and even force distribution. | 11-18-2010 |
20110023665 | MOVABLE WRENCH - A movable wrench including a screw bar, and an operating element. The bottom surface of the screw bar is urged by a first compressible spring. The hook part of the operating element urges against the bottom surface of the screw bar. As the user depresses the operating end of the operating element, the hook part escape from the bottom surface. The first compressible spring is depressed downward. After the reverse rotation and positioning, the first compressible spring urges against the screw bar again. The operating end is released so that the hook part urges against the bottom surface again. | 02-03-2011 |
20110094351 | REDIRECTION STRUCTURE OF RATCHET WRENCH - An improved redirection structure of a ratchet wrench is disclosed. A driving head accommodates a connector body that has a knob. The accommodating room of the connector body accommodates a brake block with a notch. The urging element of the knob urges against the brake block in the notch. | 04-28-2011 |