Electronic fluorescent lamp with overheat step-down circuit
The electronic fluorescent lamp is consisted of interference killer circuit, overheat step-down circuit, rectification and filter circuit, high-frequency generation and LC resonant circu...
2
89100157
Multi-functional temp. program control instrument
In the multifunctional temp. programed-controller for regulating furnace temp. the feedback control is not used. The furnace temp. to come is determined by initial condition and programe...
3
88108208
Temp. control system for cooking apparatus
y cooking apparatus, such as a fryer heated with proper heating device and using cooking oil, has different operation modes, including start mode, idle mode and cooking mode. In differen...
4
88108207
Digital cone valve
The digital cone valve is used for the control and adjustment of fluid pressure. On the base of open-looped digital cone valve, a pressure sensor is increased and sectional linear contro...
5
88105171
Diode temp.-sensing temp. controller
The telemetering temp controller with sound alarm consists of op-amp IC, R-S flip-flop, NE555 chip and solid relay. It features small time constant, rapid response, high temp controlling...
6
88107341
Gas producer temp.-measuring and microcomputer control system
The invention is related to measurement of temp. for gas generating furnace and microcomputer control system. The gasified layer temp. in the furnace is measured by the pyrometer couple ...
Energy-saving power-limiting check valve of centrifugal pump
The present invention is related to an energy-saving power-limiting check valve of centrifugal pump. It consists of a valve body with double-direction valve seat, a single-direction valv...
Self adapting digital sine vibration contraction controller
The invention is about adaptive digital sine vibration pressure controller which is a control system of non-electric variable. The system can control the sine vibration process of vibrat...
11
88105307
Blood perfusion instrument
This blood perfusion instrument is a electronic medical apparatus desighed specially for performing extracorporeal circulation of blood to achieve detoxifying and purifying effects. The ...
12
88105423
Mechanically tracking solar cooker of three dimentions
This mechanically tracking solar cooker of three dimentions uses such mechanical principles as pendulum, decelerated motion and energy-accumulating plumb to track the sun in both directi...
13
88102996
Device for auto-following sun-light
The present invention provides a sun follow-up device capable of auto-following solar time angle and solar declination for utilizing solar energy. It can be used in heating, refregeratio...
14
88103003
Preparing technique of temp.-sensitive high polymer
The conductive agent includes nonionic surface-active agent and the surface-active agent with fluorine. The conductive agent, PVC, stabilizer, fire retardant and lubricating agent are mi...
15
88105406
Complex control system for bathroom
This invention relates to a complex control system for bathroom, mainly used for the regulation, control and monitor of water temp. and water level and provided with remote-control funct...
16
88102868
Assembly pressure measurer A modular transmitter has an outer housing with a wall forming an interior cavity in which a control module is inserted. When the control module is fully seated, the ports align with inte...
17
88103591
Controlling method and measuring mixer for liquids and powders A measuring mixer for use with either liquids or powders in which different supply systems supply different stock liquids or powders to a receiving container from supply containers. A con...
18
88101808
Display and control device of refrigerator
The display and control device of refrigerator consists of a refrigerator-temp. sensor, a freezer-temp. sensor, a multifunctional temp. sensor, an upper an lower temp. limit comparision ...
19
88103206
Gas quantity measuring device A liquified gas pressure regulator including a gas inlet and a gas outlet, a valve for controlling flow of gas from the inlet to the outlet, a control means which is responsive to gas out...
20
88101480
Pressure regulation valve The present invention provides a pressure regulating valve which substantially avoids shutoff noises. The pressure regulating valve is designed such that the opening process of the shutof...
21
88105657
Method for designing flow-controllable vapor-etched venturi
This invention is a design method of a flow-controllable vapor-etched venturi and is involved with the design method of the element for controlling the flow of liquid. The invention show...
22
87101253
Control and measuring instrument for welding flux
The present invention relates to a kind of instrument equiped with single chip microprocessor for measuring the specific gravity and density and controlling the density of welding flux. ...
23
87108141
Electronic temp. controller
It is an electron temp. controller using an integrated circuit, with a function of temp. measurement, preset adjustment and regulations of passing or stopping temp. variations. It consis...
Measuring control device for ink jet and fluid supply circuit Disclosed is a cell having a variable volume chamber and a fluid supply circuit for an ink jet printing head which is equipped therewith, the cell including a variable volume chamber (1) ...
26
87107389
Temperature controlled hybrid assembly A hybrid circuit structure includes an electrical circuit and a heating circuit therefor, both mounted on a single substrate. Valuable substrate space is saved by mounting the electrical ...
27
87107341
Power transmission A power servo system which includes an actuator coupled to a load and receives an input command signal indicative of desired motion at the load. A sampled-data control system receives and...
Adjustable device for flow
It is a flow-adjusting device that includes units of formation chamber covered with an elastic material tube 54. They form together a flow path from inlet to outlet. The path is formed b...
30
87107130
Temp. feedback control technique for degree of dryness of tea
The present invention is suitable for assessing and controlling the degree of dryness of common agricultural product materials. Its particularity resides in that thermal sensor is used t...
31
87106970
Photoelectrical autocontrolling pressure apparatus for boiler
The photoelectrical autocontrolling pressure apparatus for boiler is a kind of photoelectrical autocontrolling pressure switch making the autocontrol be performed during boiler running. ...
Piston structure of reducing valve A piston structure of a pressure reducing valve in which a piston is formed in its side surface with a pair of annular grooves, a piston ring received in said groove, said piston being sl...
Process controlling posture of rotator in orbit A method for passively stabilizing the attitude of a spinning orbiting body subject to orbital precession to maintain the spin axis orientation of the body essentially fixed and stable re...
36
87104608
Air conditioning system for aircraft cabin A pressure regulating valve controller for controlling the flow of refrigerant airflow through one of a plurality of air cycle systems is described. The controller includes pressure regul...
Controller for vibration type pile-driving machine The apparatus contains a transmitter and a set-point adjuster, attached to the transmitter, for the static moment of the eccentric weights, a transmitter and a set-point adjuster, connect...
39
87103289
Wet sand-aerating machine
The invention relates to a wet sand-blower used for treating the surface of working part. It uses a suspending medium in grinding fluid carrier, for example water, as well as water conta...
Automatic relative humidity-controlling system
The said system is composed of humidity regulator such as humidity-lowering machine and/or humidity-raising machine and automatic controlling device composed of self-controlled probe, si...
Fluid pressure regulation and method A pressure regulator and method responds to pressure conditions acting upon a pressurized bellows assembly located downstream of the pressure-controlling seal. The design parameters are i...
44
87100021
Method of temperature-control by pressure and its application
The method of temperature-control by pressure intensity is a kind of method using pressure intensity to control water temperature. The present method is realized as follows: put a jar-sh...
Multipurpose automatic water feeder needless to repair
This invention is an automatic control equipment to feed water, oil or liquid automatically and quantitatively at definite time without repairment for guesthouse, office, enterprise, fac...
48
86107459
Branch-duct flow adjustor for a blast furnace coal-ejector
The present invention provides a branch-duct flow adjustor for a blast furnace coal-ejector. It uses an adjustable coal powder feeder driven by a numerically-controlled cylinder. The fee...
49
86106717
Improved propeller synchrophaser An improved slave propeller synchrophaser (10) includes a first control (14) responsive to a phase difference signal (28) and a phase difference reference signal (26) for providing a phas...
50
86106801
`Reducing valve The invention relates to a valve for reducing the pressure on the primary side to a pre-determined pressure on the secondary side by changing the opening of a valve closure member using e...
51
86106267
High sensitivity magnetic actuator A magnetic actuator has a housing that supports a coil surrounding a central core, and includes a diaphragm type spring above the central core. A cover of high magnetic permeability is mo...
52
86106079
Photoelectric auto-controller for transparent liquid level
The main part of the auto-controller is composed of a liquid level inductor and its complementary circuit and electric appliance circuit. Under operating condition, utilizing the princip...
53
86105114
Positioning and raising device of ball with motive wind
This device belongs to a technology of interior decoration. It is used to beautify environment. The principle is that motive wind raises a ball, while the ball does not deviate vertical ...
54
86105523
Method and apparatus for controlling a fluid mixture ratio An apparatus and method for controlling the fluid mixture ratio comprising a means for comparing the demand for the final mixture with desired flow rates and flow rates of the components ...
Pen control circuit A pen control circuit includes a current control circuit for controlling the magnitude of a driving force of a drive coil, a feedback circuit for supplying a feedback signal to the curren...
Apparatus for adjusting the hight of means of delivery A vehicle height adjusting device comprises a vehicle height sensor, means for controlling the vehicle height, driving means for adjusting the vehicle height, constant voltage conversion ...
Fluid flow control system An apparatus which is especially useful in a flame atomic absorption spectrophotometer includes a master fluid flow path and a slave fluid flow path. A first valve is connected in the mas...
65
85107722
Program controlling automatic valve
The valve case has changed the strueture of general valve. Its special structure makes it possible to realize "one-path-multi-clannel" quantitatuie on-off control in one valve. The value...
Controller of braker operating under nagative pressure
This invention relates to a braker controller of air-conditioning system fitted to vehicle, consisting of a pressure source which can produce negative pressure and atmosphere alternative...
68
85106565
Temp. adjusting method
Temp. adjusting device includes a heating equipment with heater for heating the object to be heated and a heater moving equipment which can change the distance between the heated object ...
69
85106611
Temperature controller used for incubation
This controller comprises a detective element capable to put in incubated eggs, by which the controller is adjusted depended on the temp. obtained by directly detecting the egg bodys. Th...
70
85105992
Photoelectric controller of water feeding for boiler
Two ivis drums assembled with a bulb, lenses and photoelectric elements are respectively seized up on the upper and lower water level lines of water gage in a boiler. On duty, through wa...
71
85104964
Pressure-controlling method
The pressure controll process consists of two main steps: the first is to change temperature rising rate in the sterilizing tank near the pressure rising point, and the second is to dela...
72
85103333
Self-fill system
The controlled water and pumped syrupus are mixed within a automatically controlled liquid-filling tank which is connected with the beverage dispensing device. Said tank is provided with...
73
85103569
Gearing control device
A transmission control equipment contains: a speed sensor used to detect the rotating rate of spindle; a number of speed sensors used to detect the rotating rates of speed-changing gears...
Nonlinear electromagnetic oscillation device
The inventive device is composed of wavelike plate spring, electromagnet and base plate etc.. It has a stable parallelogram guide system, by which the directional oscillation with high p...
76
85102783
The H/N ratio auto-control system with micro-computor
According to the controlled object's character of long pure delay time and more disturbed factors, this control system uses cascade adjustment as a center, with the addition of the optim...
77
85102187
Apparatus for automatic stabilizing details of grab bucket
The automatic grab zeroing device has solved the technical problem in enabling the output singal to increase and decrease or maintain a given level. By combining with an electromagnetic ...
78
85101789
System for controlling speed and phase
An electric machine is used to drive a motion mechanism installation. The speed of the motion mechanism reaches the initially-set value, under the control of a speed control system. A ph...
Self-adapted resonant method and system
There is provided a system which is always in a resonant state at any working frequency and provides an energizing force of resonance-activation synchronizing with the intrinsic resonant...
82
200610156416
Intelligent cantilever crane control device The present invention relates to an intelligent boom control device. Said intelligent boom control device includes the following three portions: control unit, angle measurement unit and r...
Automatic brain tumor heat treating apparatus The present invention relates to brain tumor treatment, and is especially one automatic brain tumor heat treating apparatus. The automatic brain tumor heat treating apparatus has one cent...
85
200610170746
Strip steel reeling temperature controlling method and device The strip steel reeling temperature controlling method and device belongs to the field of strip steel reeling temperature controlling technology. The strip steel reeling temperature contr...
86
200610147661
Intelligent pressure regulating water supply controlling method The present invention belongs to the field of electronic and control technology. In the concrete, it relates to an intelligent pressure-regulated water supply energy-saving control method...
Offline programming device An offline programming device capable of automatically generating a measuring program by which the time and the workload for making an offline program may be greatly reduced. The offline ...
Array type solar energy electric power generating system A solar energy power-generating system of array type with storage battery is prepared as using universal support to support solar energy battery plate array, connecting link regulation me...
92
200610124206
Simple pendulum variable-pitch beam-balanced pump The present invention relates to a simple pendulum variable pitch balancing walking-beam pumping unit. It is characterized by that the upper end of walking beam is equipped with a simple ...
Inverted pendulum variable-pitch beam pump The present invention relates to a reverse pendulum variable pitch walking-beam pumping unit. It is characterized by that in the upper portion of tail beam a curved rack guideway is fixed...
95
200610165912
Oppositely clamped type direct-acting valve In the direct-acting valve of the present invention, no flange is formed in the valve box and the piping is achieved by interposing the valve box between pipe flanges. The direct-acting v...
Electronic control windshield wiper The invention relates to an electric windshield wiper, wherein it is formed by windshield wiper controller, motor and windshield wiper executor; the windshield wiper controller comprises ...
Heating control device of ATM The invention relates to a ATM heating control device which heats and controls the inner temperature of the ATM. The construction: power source part which is used to supply power to therm...