A sealing mechanism (26) is mounted at an end section of a cylinder tube (16), which configures a cylinder device (10), by having a step section (42) in between, and the sealing mechanism is sandwiched between the cylinder tube (16) and a rod cover (18). The sealing mechanism (26) includes a thin plate (68) formed of a metal material, and a sealing member (70) attached to one side surface of the p...

A screw nail retaining structure and nail feeder using the screw nail retaining structure are disclosed. The screw nail retaining structure has a rhombic clamping through-hole of which the size will change according to the variation of the screw nail diameter. The rhombic through-hole provides stable supporting for the screw nail. The screw nail retaining structure can be attached to the front end...

A dynamic bearing structure includes a sleeve bearing and a shaft rotatably disposed in the bearing. A plurality of dynamic pressure generating grooves are axially set on at least one of an inner surface of the bearing and an outer surface of the shaft. Each of the grooves includes two symmetrical surfaces and has a V-shaped cross section. A cooling fan employing the dynamic bearing structure is a...

A linear actuator comprises an inner sleeve, a middle sleeve and an outer sleeve that are pivotally connected. Each sleeve includes at least three arc-shaped portions and three guiding portions. The outer sleeve is axially formed with a screw and two positioning poles. The positioning poles are passed through the middle and inner sleeves, respectively. Both ends of each positioning pole are dispos...

Disclosed is a buffer able to actively set damping function, primarily comprising a cylinder, a piston rod, and a plurality of stream-function posts disposed inside the cylinder. The stream-function posts have cross-sectional areas with adjustable variations. Therein, the piston rod has one end connected with a piston disk movable in the cylinder. The piston disk has a plurality of inner runner ho...

A chain capable of reducing weight, comprising several link unit. Each link unit includes several chain plates arranged in parallel and in pair and partially overlapped from left to right, and two chain pins to connect adjacent chain plates. The chain plates have two end portions respectively having an axle pivot hole, a linking portion between the end portions and defining a weight reducing hole ...

A temperature rise adjustable and heat displacement controllable ball screw comprises a heating member mounted on a screw or a nut, a temperature sensor and a controller located correspondingly to the heating member. By such arrangements, the temperature sensor senses the temperature of the heating member and transmits it to the controller, and then the controller transmits the feedback signal to ...

This invention provides an intermittent displacement mechanism having low-inertia motion, including an upper plate of which the bottom surface is equipped with a plurality of circular arc-shaped sliding grooves and arc-shaped sliding grooves. The arc-shaped sliding grooves extend for a curve-shaped arc angle along same direction either clockwise or counterclockwise. The two opposite corresponding ...

The present invention relates to a mixed variable speed system comprising: a subsidiary speed generation part, a variable speed generation part, a mixed power output part, and a control part. The subsidiary speed generation part has an output shaft of subsidiary speed to generate the rotational output with a constant speed or a few varying speeds. The varying speed generation part has an output en...

A device for fixing the sliding ring of an axial sliding ring seal for an axial rotary transmission leadthrough to a sliding ring support includes a conically tapered radial outer casing surface of the sliding ring and a holding apparatus designed as a cap nut and has a threaded section which can be screwed onto a matching external thread in the end area of the sliding ring support and also has a ...

A compact flow control valve with high flow stability is arranged to comprises: a valve body made of resin including; a first passage formed in the valve body; a valve port communicating with the first passage; and a valve seat formed around the valve port; a valve element movable into contact with and away from the valve seat; a valve chamber formed around the valve seat; a second passage communi...

[PROBLEMS] To provide a valve drive device formed so that an automization mechanism can be detachably installed in a manual valve drive mechanism without changing the inner structure of the valve drive mechanism and capable of driving a valve either manually and automatically by transmitting a drive force by the drive force generating means of the automization mechanism to the manual valve drive m...

A monitor assembly structure and method is provided. The monitor assembly structure comprises a panel module, a protecting metal part, a first restricting device, and a back shell. The protecting metal part is disposed on the back face of the panel module corresponding to a screen face. The first restricting device is disposed between the protecting metal part and the panel module. The back shell ...

An LED lighting device is disclosed. The LED lighting device includes a lampshade, a circuit board, edge lighting light emitting diodes (LEDs), and an optical film set. The lampshade has a bottom and a side wall connected to the periphery of the bottom. The other end of the side wall opposite to the bottom defines a light outlet section. The circuit board is provided at the lampshade. The edge lig...

In a cooling system, a compressor (1), a heat source (2), a heat exchanger (3), and a buffer tank (4) are connected in that order by piping (5) to constitute a closed circuit. In the closed circuit, nitrogen serving as a refrigerant is circulated without contacting open air. Any gas except for the air may be used as the refrigerant as long as the gas absorbs heat from the heat source (2) and dissi...

The present invention discloses a system and a method for abnormal notification of article preserving device that include at least one article preserving device and a front control device. The at least one article preserving device includes a temperature sensor and a current sensor. The temperature sensor and the current sensor respectively capture the temperature value and the current value of th...

PURPOSE: Provided is a continuous kiln with a unit for treating discharge gas capable of exhaustively sucking atmospheric gas in furnace body containing binder vapor generated from a work to be sintered and oxidative decomposing the binder vapor so that the oxidative decomposed binder vapor is exhausted. CONSTITUTION: The continuous kiln comprises a pipe shaped or thin and long box shaped gas suct...

An object of the present invention is to provide a heat transfer device succeeded in satisfying both the reduction in size and weight and the high heat transfer performance by incorporating an organic fine particle into a working fluid and optimizing its size, mixing ratio, composition, surface properties and the like. The heat transfer device of the present invention is a heat pipe type heat tra...

A structure of pneumatic/manual dual-power type toy gun is disclosed, which comprises the following structures: a main body, a gun barrel, the energy part, the first control part, the second control part, etc. When it is driven by gas, one can pull the trigger of the first control part by hand to pull the pivotally-disposed link rod. The engagement part under the link rod just exactly drives the h...

A method for measuring height, diameter and gradient of a workpiece comprises the steps of: A. centre line-adjusting; B. height surface-adjusting; C. workpiece appearance-measuring; and D. computer-processing. By such arrangements, it can obtain the value of the height of the workpiece, and then the computer is used to convert the height into the diameter and the gradient. Thereby, the height, dia...