189results about How to "Average force" patented technology

An MgF₂ optical thin film is formed on an optical surface of a base material. The MgF₂ optical thin film includes MgF₂ particles and an amorphous silicon oxide-based binder which exists on the surfaces of the MgF₂ particles and between the MgF₂ particles. Owing to this amorphous silicon oxide-based binder, the optical thin film can have high mechanical strength and high adhesion to the base material, while having excellent environment resistance and a lower refractive index.

The invention discloses a glass edge grinding machine which comprises a machine frame, wherein a glass fixing mechanism, a grinding mechanism and a scrap removing mechanism are mounted on the machine frame; the glass fixing mechanism comprises a rotary table, a rotary table driving motor, a pressing plate and a pressing plate driving air cylinder; the grinding mechanism comprises a grinding tool, a tool rotation driving motor, a tool bracket and a tool bracket driving motor; the scrap removing mechanism comprises a cleaner, a removing mechanism bracket and a sliding driving motor; the rotary table, sucking discs and the pressing plate can fix glass; the rotary table driving motor can drive the rotary table to rotate; the tool bracket is mounted on the machine frame in a sliding way; the tool rotation driving motor controls the grinding tool to rotate; a grinding surface of the grinding tool faces a glass mounting part between the rotary table and the pressing plate; the removing mechanism bracket is mounted on the machine frame in a sliding way; and a glass embedding opening is formed in the cleaner. According to the glass edge grinding machine, by removing glass scrap formed in a grinding process, the influence on a follow-up grinding procedure caused by the glass scrap is avoided, and the grinding efficiency and fineness are improved.

A skidproof structure for containers includes at least one slot disposed on bottom of a container and at least one skidproof member whose shape corresponds to shape of the slot mounted into the slot. A plurality of separated projecting parts with the same height is integrated with the lower surface of the skidproof member that contacts with table surface. Thus the skidproof member contacts the table surface by the projecting parts so as to reduce contact area and adhesion force between the skidproof member and the table surface.

A structural fixing system with high clamping force, tightening precision and high corrosion resistance, in particular for light and heavy metalwork elements, comprises a flanged metal bolt (10), and/or a flanged metal nut (20), obtained by hot or cold forming. In the space between the base of the flange (12) and the shank (13) of the bolt (10) or below the flange of the nut (20) is a precision collar with a smaller diameter than the diameter of the flange.

A control device for a tattoo machine, and a tattoo system. The control device adapted to control reciprocation of a needle assembly of the tattoo machine using a pulsed signal. A duty cycle of the pulsed signal controlling a stroke length of the needle assembly. A frequency of the pulsed signal controlling a stroke frequency of the needle assembly. Duty cycle and frequency may be controlled independently of one another.

A selectively locking plier-type tool for use in skinning game has a pair of opposing jaws, a main handle and a clamping handle for articulating the opposing jaws with respect to one another. A pair of plates are formed respectively on the pair of jaws such that the pair of plates each have straight teeth that mesh with one another whenever the pair of opposing jaws is brought into an apposed position. A pulling handle extends downwardly from the main handle of the tool and a weighted member is removably attached to the pulling handle.

A horizontal rotary torso exercising apparatus allows a user to strengthen the core muscles of the body and obtain maximum flexibility of the spine without squeezing or pinching the intervertebral discs or nerves. The apparatus is comprised of a frame supporting a longitudinally adjustable bench covered by a contoured pad. The contoured pad follows the natural curvature of the spine by providing a raised lumbar region with lateral pads. A rod is supported by the frame with two collars including bearings. At one end of the rod is a rack for holding weights and at the opposite end is a height adjustable leg rest. The user lies supine on the bench, places knees over the leg rest, and rotates the lower body at the waist side to side through a number of repetitions. The movement rotates the leg rest, the rod, and the rack about the axis of the rod.

A device for reducing traumatic brain injury comprises a first sensor, a first linkage element, and a processing element. The first sensor is coupled to a head component and configured to measure an acceleration of a user's head and to generate a sequence of real-time measured samples. The first linkage element is configured to connect the head component to a body component and is able to switch between a first state in which it is relatively flexible and a second state in which it is relatively rigid. The first linkage element is switched from its first state to its second state by a locking signal. The processing element is configured to receive the real-time measured samples and to generate the locking signal when each of a portion of the real-time measured samples is greater than one of a corresponding portion of a plurality of dynamic concussion thresholds.

The invention belongs to crystal glass workpiece machining equipment field. An automatic glass crystal milling surface machine includes rotary control aircraft (1), at least two racks (10), at least three frame heads (3); Each rack (10) is respectively equipped with milling disc (4), motor ( 18)controlling milling plate (4) rotating and cylinder (8) controlling milling disc (4) lifting; said rotary control aircraft (1) is equipped with support arms (5) which arrangement is regular and number matches with number of frame heads (3); the frame heads (3) is fixed under the support arms (5) and is equipped with clamping device installing crystal workpiece (9). The automatic glass crystal milling surface machine not only improve the efficiency of crystal workpiece production, and the grinding, throwing accuracy of crystal workpiece is improved, the operation of milling surface machine is easier and more convenient.

The invention discloses a directly operated power generation system which directly utilizes the rectilinear motion of a reciprocating engine piston to drive coils or a magnet to generate electric current for power generation. During the period of non-expansion stroke, the motion of the piston is driven by utilizing a vibrating system and the electromagnetic force of the coils; in the system, the piston, power generation coils and a linking mechanism are connected with a coil spring. The piston and the coils connected with the piston are controlled by a balancing spring at the near end of the piston and an accelerating spring at the remote end of the piston by a stress board and a connecting rod and then a forced vibration system is formed. The system uses a method for adjusting the movement velocity of the piston in the last phase of the expansion stroke so as to realize the adjustment of the system frequency and also uses a method for adjusting the number of working cylinders and the air input capacity to carry out the power regulation; by utilizing that the system is characterized by no fixed top dead center and the easily adjustable compression ratio, a compression-ignition type ignition is adopted and the volume compression ratio can be adjusted according to the air inlet capacity so as to realize the comparatively high compression ratio within a wide working range, thereby improving the efficiency.

The present invention provides a process for utilizing waste heat released by condensers of conventional air conditioning systems and more particularly using this low grade heat or other low grade sources that are slightly above ambient air temperatures to alter concentration of a liquid desiccant that contacts an ambient air stream thereby reducing its relative humidity while its temperature is controlled and generally reduced by heat exchange with another air stream that is saturated with water.

A driving member, a linear driving device using the driving member, a camera device and an electronic device are provided. The driving member (10) includes a deformable thin plate (16) having a flexible thin plate (12) capable of expanding and contracting itself under the applied voltage and an elastic thin plate (14) having at least one side thereof rigidly fixed to the flexible thin plate (12) and a driving shaft (30) having its one axial end rigidly fixed to the deformable thin plate (16) and being capable of undergoing displacements that are operatively associated with the deformation of the deformable thin plate (16), wherein the driving shaft (30) has the lateral side portion (32) of the one axial end thereof rigidly fixed to the corresponding inner side portion of a through hole formed on the deformable thin plate (16).

A flange engaging strip is provided for engaging a vehicle flange, wherein the flange has a varying thickness along a longitudinal dimension. The flange engaging strip has a closed end and projecting limbs and can include a carrier having a corresponding base and projecting legs that define a constant combined cross sectional length, wherein the cross sectional length of the closed end varies corresponding to the thickness of the flange along a longitudinal dimension of the flange engaging strip.

A drive unit reliably and stably attached to a bracket, even if the bracket has high stiffness, includes a housing including first and second suspension bosses located between first and second side plates of the bracket in a left-right direction of a bicycle. A first bolt is fastened to the first suspension boss and inserted from an outside in the left-right direction of the bicycle into a hole in the first side plate. A cylindrical member is fitted into an insertion hole in the second suspension boss that is open toward the second side plate. The cylindrical member is slidable in the left-right direction of the bicycle and includes a thread groove located on an inner periphery thereof engaging a thread located on an outer periphery of a second bolt that is inserted from the outside in the left-right direction of the bicycle into a hole in the second side plate.

The invention discloses a flexible cable with a heat dissipation effect, belongs to a multifunctional cable in the technical field of cables and aims at providing the flexible cable with the heat dissipation effect. According to the technical scheme, the flexible cable comprises a flexible cable core group arranged in the middle, wherein a first heat dissipation grid tube group is arranged outsidethe flexible cable core group; the length directions of grid tubes in the heat dissipation grid tube group are set along the radial direction of the flexible cable core group; a plurality of elasticcables are arranged outside the first heat dissipation grid tube group and are uniformly distributed along the external circumferential direction of the first heat dissipation grid tube group; a spring coil is arranged outside the elastic cables; a second heat dissipation grid tube group is arranged outside the spring coil; and a heat absorption layer is arranged outside the second heat dissipation grid tube group. The flexible cable with the heat dissipation effect has a good heat dissipation function while the flexibility of the cable is strengthened, and can be widely applied to a relatively harsh environment.

The invention relates to the field of grating processing, and particularly relates to a grating and a preparation method thereof. The preparation method of the grating comprises the following steps: (A) putting raw materials for preparing the grating into a mold, and compressing by the mold, wherein the mold comprises an upper mold and a lower mold; (B) carrying out compression molding, controlling the molded surface temperature of the upper mold to be 135-145 DEG C, controlling the molded surface temperature of the lower mold to be 140-150 DEG C, controlling the pressure to be 10-15MPa and controlling the running dwell time to be 400-600s; and (C) opening the mold to take out a product out subjected to compression molding, polishing the upper surface and the lower surface of the product, thereby preparing the grating. Compared with the preparation method of the grating in the prior art, the preparation method of the grating, which is provided by the invention, has the advantages that the grating is prepared by adopting the double-sided mold, and the demolding force is distributed to front and rear sides by demolding double sides after molding, so that the grating is stressed uniformly; according to the preparation method, the product defective rate is reduced greatly, and the product quality is high.

An intermittent motion transmission mechanism comprises a rotating disc and a camshaft; a plurality of contact parts are arranged on the surface of the rotating disc in the circumferential direction, and each contact part is provided with a hemispherical portion which is exposed out of the disc surface; the camshaft is arranged on one side of the surface of the rotating disc, and comprises a spiral groove; and the bottom of the spiral groove is matched with the hemispherical portions of the contact parts to serve as curved surfaces. The good contact effect between the camshaft and the rotating disc is achieved, and the transmission process is smooth.