37results about How to "Prevent lengthening" patented technology

A separator includes a non-woven fabric substrate having pores, fine thermoplastic powder located inside the pores of the non-woven fabric substrate, and a porous coating layer disposed on at least one surface of the non-woven fabric substrate. The fine thermoplastic powder has an average diameter smaller than that of the pores and a melting point lower than the melting or decomposition point of the non-woven fabric substrate. The porous coating layer includes a mixture of inorganic particles and a binder polymer whose melting point is higher than the melting or decomposition point of the fine thermoplastic powder. In the porous coating layer, the inorganic particles are fixedly connected to each other by the binder polymer and the pores are formed by interstitial volumes between the inorganic particles. Previous filling of the large pores of the non-woven fabric substrate with the fine thermoplastic powder makes the porous coating layer uniform.

A shift register for reducing size of a display apparatus through a reduction in falling edge time of a scan pulse. The shift register includes stages for sequentially outputting carry pulses and scan pulses. Each stage includes a carry output unit for generating a carry pulse, based on a first discharge voltage and a clock pulse having a low-level voltage with a level substantially equal to the first discharge voltage, and supplying the carry pulse to at least one of an upstream stage and a downstream stage, a scan output unit for generating a scan pulse, based on a second discharge voltage having a higher voltage value than the first discharge voltage and the clock pulse, and supplying the scan pulse to a corresponding gate line, and a node controller for controlling voltages at nodes connected to the carry output unit and the scan output unit.

Heart support and assist devices for supporting and assisting the pumping action of the heart. Various embodiments include mesh support devices, devices using straps, spiral-shaped devices, catheter-based devices and related methods.

The invention discloses a multicore rubber jacketed flexible cable for movement. The cable comprises a cable core, wherein a belting layer is wrapped outside the cable core in a surrounding manner; an internal sheath is wrapped outside the belting layer in an extrusion manner; a braid layer is weaved outside the internal sheath; an external sheath is wrapped outside the outermost layer in an extrusion manner; the cable core is formed by twisting a hollow-core tube in the center of the cable core and multiple insulating cable cores wrapped around the hollow-core tube in an extrusion manner; the hollow-core tube adopts a tubular TPE insulating and aramid fiber yarn straight pulling structure. According to the invention, the center of the cable adopts aramid fiber yarn straight pulling PTE insulating hollow-core tube to enable the cable to be suitable for the service environment with higher requirements, so that the tensile strength, the compression resistance, the torsion resistance and other mechanical stress of the cable can be effectively improved, and the multicore rubber jacketed flexible cable is suitable for frequent movement in the wild and on a construction site.

A safety belt includes a length adjuster for securement of one end of a belt webbing, with the length adjuster being constantly biased in a direction of retraction of the belt webbing. A locking mechanism, when rendered effective, inhibits the length adjuster from turning in a direction of protraction of the belt webbing and is operatively connected to a control unit which, when activated, applies a locking function to inhibit the belt member from being pulled out of the retractor and being retracted, thereby preventing a lengthening and shortening of the belt webbing. Operatively connected to the control unit is an actuator which is constructed to allow an occupant, upon actuation, to override the locking function and thereby render the locking mechanism ineffective to enable the occupant to adjust a length of the belt webbing.

An ink jet recording head includes ejection energy generating elements for ejecting ink, flow passages for supplying the ink from an ink supply port to the ejection energy generating elements through a common liquid chamber, a partition wall formed between adjacent two flow passages, a member disposed between the partition wall and the ink supply port, and an opening formed between the partition wall and the member. A flow resistance in the opening from one of the adjacent two flow passages to the other flow passage is different from that in the opening from the other flow passage to the one of the adjacent two flow passages.

The invention discloses a pair of glasses for exercising muscles in eyeballs through light intensity change to prevent myopia or presbyopia and an application method of the glasses. The pair of glasses comprises a glasses frame and lenses. Each lens comprises a transparent area in the middle and a frosted area surrounding the periphery of the transparent area, wherein an LED backlight belt is arranged along the edge of the frosted area and used for illuminating the frosted area. The glasses frame is further provided with single-chip microcomputers used for adjusting the light intensity of theLED backlight belts, and batteries used for supplying power to the single-chip microcomputers. The frosted area can simulate dynamic light intensity during outdoor activities, and a person periodically looks closely and far through the center areas of the lenses, so that ciliary muscles periodically contract, then crystalline lenses periodically compress and stretch, the function of exercising muscles around the crystalline lenses is achieved, and the effect of improving the elasticity of the crystalline lenses is achieved. Besides, retinas adjust correspondingly, so that stiffness and lengthening of axis oculi are avoided. The LED backlight belts provide part of light energy for books or objects in front for dynamic illumination, and an optical detector is arranged and matched with ambient light for control; the glasses are safe and convenient to use.

The invention discloses a flue gas concentration measuring method based on spectrum analysis. According to the flue gas concentration measuring method disclosed by the invention, by carrying out band division treatment on flue gas, an instrument SO2 concentration value can be inverted in a first ultraviolet band, an actual standard SO2 concentration value is utilized for calibrating the instrument SO2 concentration value so as to obtain an accurate actual SO2 concentration value, the differential optical thickness of SO2 in a second ultraviolet band can be calculated by bringing in the actual SO2 concentration value, the differential optical thickness of NO can be calculated, and an accurate actual NO concentration value can be obtained by combining the differential optical thickness of the NO in the second ultraviolet band, so that mutual interference between the SO2 and the NO is eliminated, the measuring accuracy of SO2 and NO concentration in short-optical length and low-concentration flue gas is increased, the optical length is prevented from being increased or a high-accuracy spectrograph is prevented from being used, and the equipment cost is reduced.

The invention discloses an auxiliary heating furnace door system for heat treatment equipment, including a furnace door. An electric heater is arranged on the inner side of the furnace door. The electric heater is equipped with a power supply module, a temperature sensor for detecting the temperature of the furnace mouth area of heat treatment equipment, and a regulation component for regulating the heating power of the electric heater. The power supply module is connected with the electric heater through the regulation component. The temperature sensor is connected with the regulation component. The system has the advantages as follows: the structure is simple; temperature return after opening / closing of the furnace door is fast; the stability and consistency of the temperature field aregood; and the product quality is ensured, and the production efficiency is improved.

A separator includes a non-woven fabric substrate having pores, fine thermoplastic powder located inside the pores of the non-woven fabric substrate, and a porous coating layer disposed on at least one surface of the non-woven fabric substrate. The fine thermoplastic powder has an average diameter smaller than that of the pores and a melting point lower than the melting or decomposition point of the non-woven fabric substrate. The porous coating layer includes a mixture of inorganic particles and a binder polymer whose melting point is higher than the melting or decomposition point of the fine thermoplastic powder. In the porous coating layer, the inorganic particles are fixedly connected to each other by the binder polymer and the pores are formed by interstitial volumes between the inorganic particles. Previous filling of the large pores of the non-woven fabric substrate with the fine thermoplastic powder makes the porous coating layer uniform.

Developer is supplied to a first spray pipe disposed in a developing bath. The inside of the developing bath is provided with a heater. A liquid-flow generating unit comprises a liquid-flow generating head and a branch duct, which is connected to a branch pipe of the first spray pipe via a rubber hose. A part of the developer flowing in the first spray pipe is forwarded to the liquid-flow generating head. By a gap-forming ring, a gap is secured between an outer surface of the heater and an inner surface of the liquid-flow generating head so that the developer uniformly flows along the outer surface of the heater in a longitudinal direction thereof. A heater cover is attached to the liquid-flow generating head. An inner surface of the heater cover inclines in the longitudinal direction of the heater.

A shift register for reducing size of a display apparatus through a reduction in falling edge time of a scan pulse. The shift register includes stages for sequentially outputting carry pulses and scan pulses. Each stage includes a carry output unit for generating a carry pulse, based on a first discharge voltage and a clock pulse having a low-level voltage with a level substantially equal to the first discharge voltage, and supplying the carry pulse to at least one of an upstream stage and a downstream stage, a scan output unit for generating a scan pulse, based on a second discharge voltage having a higher voltage value than the first discharge voltage and the clock pulse, and supplying the scan pulse to a corresponding gate line, and a node controller for controlling voltages at nodes connected to the carry output unit and the scan output unit.

An ink jet recording head includes ejection energy generating elements for ejecting ink, flow passages for supplying the ink from an ink supply port to the ejection energy generating elements through a common liquid chamber, a partition wall formed between adjacent two flow passages, a member disposed between the partition wall and the ink supply port, and an opening formed between the partition wall and the member. A flow resistance in the opening from one of the adjacent two flow passages to the other flow passage is different from that in the opening from the other flow passage to the one of the adjacent two flow passages.

The invention provides an evaporator flow path structure, an evaporator, an air conditioner indoor unit and an air conditioner. The air conditioner comprises a wind wheel and an air inlet grille; the evaporator flow path structure comprises U tubes, semicircular connecting tubes, a fin, a first flow path, a second flow path, a third flow path and a fourth flow path, wherein the semicircular connecting tubes are used for communicating with the U tubes to form the flow paths; the fin is provided with two rows of intersected through holes, and the U tubes are penetrated in the through holes; the first flow path is provided with a first flow inlet and a first flow outlet; the second flow path is provided with a second flow inlet and a second flow outlet; the third flow path is provided with a third flow inlet and a third flow outlet; the fourth flow path is provided with a fourth flow inlet and a fourth flow outlet; the first flow path, the second flow path, the third flow path and the fourth flow path are provided with at least one U tube and at least one semicircular connecting tube respectively. The evaporator flow path structure provided by the invention realizes promotion of the performance of the air conditioner under the condition that a compact size of the air conditioner is ensured.

Induction of telomere shortening, G2 arrest and apoptosis in telomerase positive cancer cells using acyclic nucleoside analogs has been disclosed. In addition, methods for impairment or prevention of tumorigenic telomerase positive cells from having a chance to grow into a tumor and methods for promoting tumor regression (decrease in size of an established tumor) using acyclic nucleoside analogs has been disclosed.

The invention discloses a movable multi-core rubber sleeve cable, which comprises a cable core in the center of the cable, wherein the cable core consists of a plurality of conductor cores and wax lines for binding the plurality of conductor cores, a gap of the cable core is filled with aramid fibers, a wrapping band and an extruding outer jacket are sequentially arranged outside the cable core, the middle of the cable core is provided with an inner conductor added with aramid fiber bundles, and an insulation layer is extruded on the outer surface of the inner conductor. The aramid fibers are added in the inner conductor, the conductor is prevented from lengthening in a bending process, the protruding of an insulated wire core can not be caused, and the conductor can not be broken due to the protruding of the insulated wire core, thus the service life is prolonged.

Developer is supplied to a first spray pipe disposed in a developing bath. The inside of the developing bath is provided with a heater. A liquid-flow generating unit comprises a liquid-flow generating head and a branch duct, which is connected to a branch pipe of the first spray pipe via a rubber hose. A part of the developer flowing in the first spray pipe is forwarded to the liquid-flow generating head. By a gap-forming ring, a gap is secured between an outer surface of the heater and an inner surface of the liquid-flow generating head so that the developer uniformly flows along the outer surface of the heater in a longitudinal direction thereof. A heater cover is attached to the liquid-flow generating head. An inner surface of the heater cover inclines in the longitudinal direction of the heater.

Acyclic nucleoside analogs such as acyclovir, ganciclovir, penciclovir and the corresponding pro-drugs, i.e., valacyclovir, valganciclovir and famciclovir, respectively have been identified as inhibitors or antagonists of both telomerase (encoded by TERT) and reverse transcriptase encoded by L-1 (LINE-1) RT, and as useful for treating or preventing cancers induced or mediated by the two enzymes. Method of treating or preventing such cancers in patients involves administration of a therapeutically effective amount of a composition having an inhibitor or antagonist of the reverse transcriptases in cells of the patients. The inhibitor or antagonist blocks lengthening of telomeres in telomerase positive and telomerase negative cells. Methods and kits for detecting pathologically proliferating cells expressing TERT and L1RT are also disclosed.

Acyclic nucleoside analogs such as acyclovir, ganciclovir, penciclovir and the corresponding pro-drugs, i.e., valacyclovir, valganciclovir and famciclovir, respectively have been identified as inhibitors or antagonists of both telomerase (encoded by TERT) and reverse transcriptase encoded by L-1 (LINE-1) RT, and as useful for treating or preventing cancers induced or mediated by the two enzymes. Method of treating or preventing such cancers in patients involves administration of a therapeutically effective amount of a composition having an inhibitor or antagonist of the reverse transcriptases in cells of the patients. The inhibitor or antagonist blocks lengthening of telomeres in telomerase positive and telomerase negative cells. Methods and kits for detecting pathologically proliferating cells expressing TERT and L1RT are also disclosed.

This field effect transistor is provided with: a nitride semiconductor layer that includes a heterojunction; a source electrode (5) and drain electrode (6) that are disposed, with a space therebetween, on the nitride semiconductor layer; a first gate electrode (7) that is positioned between the source electrode (5) and the drain electrode (6) and operates in a normally on state; and a second gate electrode (9) that is positioned between the first gate electrode (7) and the source electrode (5) and operates in a normally off state. The first gate electrode (7) is disposed so as to surround the drain electrode (6) when seen in plan view, and the second gate electrode (9) is disposed so as to surround the source electrode (5) when seen in plan view.

A cone ring CVT is applied in the disclosed hybrid drive device, and a compact arrangement is used for the device overall. An input-side friction gear (22) is disposed at a first shaft (I) that is coaxial with an engine output shaft, an output-side friction gear (23) is disposed at a second shaft (II), and an electric motor (2) is disposed at a third shaft (III) that is parallel to the first shaft and the second shaft. The electric motor (2) and the cone ring CVT (3) are disposed in a manner so as to partially overlap in the axial direction. The third shaft (III) is disposed above the second shaft (II) and on the same side as the first shaft (I) with respect to a vertical line (v-v) that passes through said second shaft.

The invention relates to a multi-shaft screw machine (1) for devolatilization of polymer melts, having at least one devolatilization unit (38, 39) with a corresponding devolatilization unit (40, 41), said The devolatilization unit extends from the housing (2) to the shaft (16) in the housing bore (12) and is designed such that the surface area of ​​the polymer melt increases over the devolatilization unit (40, 41). Integrating the devolatilization unit (40, 41) in the multi-spindle screw machine (1) significantly increases the devolatilization performance in the devolatilization zone (30, 31), wherein the structure of the multi-spindle screw machine (1) remains Simple.

The application discloses a grounding elastic body and electronic equipment, comprising: an elastic core, PET double-sided tape, PI film and conductive layer sequentially arranged on the outer surface of the elastic core; the PI film is laminated and bonded to the PET double-sided tape The outer side of the PET double-sided tape is attached to the upper surface of the elastic core, and the two ends of the PET double-sided tape are respectively bypassed on the left and right sides of the elastic core and then overlapped and attached to the lower surface of the elastic core. On the surface, one end of the conductive layer is bonded to the upper surface of the elastic core, and the other end of the conductive layer is attached to the lower surface of the elastic core after bypassing the left side of the elastic core, and is convex to the right relative to the elastic core. The PET double-sided tape includes a PET substrate and glue coated on both sides of the PET substrate respectively, and the thickness of the PET double-sided tape is ≤0.015mm. The overall resilience performance, impedance performance, product stability and welding stability of the grounding elastic body of the present application are all effectively improved, and at the same time, it is convenient for production and manufacturing, and it is convenient for realizing small-sized product manufacturing.

The invention relates to a parallel folding type movable arm and bucket rod device. The parallel folding type movable arm and bucket rod device comprises a movable arm, a bucket rod, an installing part and a tool connecting part and is characterized in that the movable arm is a straight arm, the bucket rod is of a structure with the upper middle portion slightly bent outwards, the bucket rod is rotationally connected to the thin end of the straight arm, a bucket rod oil cylinder used for driving the bucket rod to act is arranged on the outer side of the thick end of the straight arm, a lifting oil cylinder used for driving the movable arm to lift up is arranged on the inner side of the thick end of the straight arm, the thick end of the movable arm and an oil cylinder base of the lifting oil cylinder are both installed on the installing part, and a working oil cylinder used for driving the tool connecting part at the end of the bucket rod to act is arranged on the outer side of the bucket rod. The parallel folding type movable arm and bucket rod device is scientific and reasonable in structural design, has the advantages of being good in folding effect, small in occupied space, convenient to transport and large in working range, and has high innovativeness.

A seat belt retractor which is still compact in the axial direction and the radial direction even with a tension reducer has a reducer spring (14) that always biases a bush shaft (12), which rotates together with a spool, to rotate in the belt winding direction, and a main spring (17) that can selectively bias the spool in the belt winding direction. A lever (12a) of the bush shaft (12) and a Geneva wheel (18) compose a memory means (19) for memorizing the rotational amount of the spool in the belt winding direction relative to the ratchet gear (15) when the main spring (17) does not bias the spool in the belt winding direction. The memory means (19) is arranged in the ratchet gear (15) so that the retractor with the tension reducer is formed to be compact in the axial direction and the radial direction.

The invention discloses a movable car roof ladder applied to a heavy public service rail car. The movable car roof ladder comprises a pedal (3) and a car roof ladder body (4). The pedal (3) is installed on the dividing wall (1) through a hinge (5), the pedal (3) is perpendicular to the dividing wall (1) when in a use state, and the pedal (3) is parallel to the dividing wall (1) when in a non-use state; the end part of the pedal (3) is connected with the upper end of the roof ladder (4) through a hinge (6), the lower end of the roof ladder (4) is supported on the floor (2) at an angle when the roof ladder (4) is in a use state, and the roof ladder (4) is parallel to the dividing wall (1) when the roof ladder (4) is in a non-use state. According to the movable roof ladder designed by the invention, the lower end is quickly pulled open when a user climbs a roof, so that the user can climb the roof conveniently and effortlessly. When not in use, the lower end quickly moves towards the wall, is close to the wall and is hung on the wall, opening and closing of a door of the electric appliance cabinet are not affected, and safety and reliability are achieved.

Induction of telomere shortening, G2 arrest and apoptosis in telomerase positive cancer cells using acyclic nucleoside analogs has been disclosed. In addition, methods for impairment or prevention of tumorigenic telomerase positive cells from having a chance to grow into a tumor and methods for promoting tumor regression (decrease in size of an established tumor) using acyclic nucleoside analogs has been disclosed.