A six-year patent infringement dispute between Osram and Shanghai Hongyuan Lighting Co., Ltd., one of the world's two major lighting manufacturers, has been settled with a paper decision from the Beijing Higher People's Court. According to the judgment of the Shanghai Higher People's Court and the Beijing Higher People's Court, the patent rights of the case filed by Osram have been invalidated. Shanghai Hongyuan Lighting Appliance Co., Ltd. does not constitute infringement.
It is understood that Electric Light Patent Trust Co., Ltd. has obtained the invention patent of high-brightness electrodeless low-voltage light source after applying according to law. Since then, OSRAM has acquired the electric light company and obtained the above patent rights. In October 2005, Osram Company sued Hongyuan Company for the second-level intermediate people's court in Shanghai on the grounds that Hongyuan Company infringed its patent rights.
In the meantime, Hongyuan Company filed a request for invalidation with the Patent Reexamination Board of the State Intellectual Property Office for the patent rights involved. On August 18, 2008, the Patent Reexamination Board made a review decision: the patent rights involved in the case were all invalid. In December 2010, after two trials, the Shanghai Higher People's Court finally concluded that the technical solution used by Hongyuan Company was a simple combination of technical solutions and common sense that had been declared invalid, and did not constitute infringement.
To this end, Osram has filed a lawsuit with the Beijing No. 1 Intermediate People's Court. The case was also tried by the Beijing No. 1 Intermediate People's Court and the Beijing Higher People's Court. The Beijing Higher People's Court finally found the decision of the Patent Reexamination Board to declare the patent right invalid. The facts were clear and the applicable law was correct. maintain.

Geothermal Heat Pump

Geothermal heat pump

Cooling capacity:130kW-2500kW.


Geothermal heat pumps still provide higher efficiency than air source heat pumps. Some models provide 70% saving compared to electric resistance heaters.

Characteristics:
1.Reusable. Using solar energy stored in earth as cooling & heating source.
2.Great environmental and economic benefit, No boiler or cooling tower; less space, less CO2 and less initial investment.
3.Acting as multi-function unit. Such as cooling, heating, sanitary hot water separately or simultaneously.
4.Wide application as hotel, apartment, villa, factory, shopping center, office building, school, etc.
5.Semi-hermetic screw compressor for mod.130 to 2500. Each compressor is equipped with a crankcase heater and a thermal overload cut-out; the screw compressor is also complete with a built-in electronic protection with temperature sensor located directly in the motor winding and on the discharge line.
6.The refrigerant circuit is complete with sight glass, filter drier, high and low pressure gauges, solenoid valve, direct expansion valve, high and low pressure switch.
7.Shell and tube dry expansion type condenser, factory insulated with flexible close cell material. Shell and tube type evaporator, factory insulated with flexible close cell material.
8.The electric panel consists of compressor breaker, compressor contactor, phase sequence relay, control circuit breaker, microprocessor control with function display.
9.LCD display, touch screen control panel as standard. Automatic operation dramatically reducing maintenance cost thanks to reliable microprocessor system.
10.For the units with semi-hermetic screw compressor, an infinitely variable capacity control system that is capable of exactly matching the demand requirement of the system is to be supplied. This system is to provide precise and stable control of supply water temperature over the complete range of operating conditions.
11.OPTIONAL
♦ Electronic expansion valve.
♦ Desuperheater as optional.
♦ Electronic controller with BMS system.
♦ Low noise compressor cabinet or outside full cover

♦ Channel Steel base.

Geothermal heat pump

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Jinan Amrta Air Conditioning Co.,Ltd , https://www.amrtaac.com