Patents by Inventor Szu-Fu Shen

Szu-Fu Shen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Fluid compressing system having oil-releasing port being between oil chamber and oil-adjusting tank for returning oil
    Patent number: 7607905
    Abstract: A fluid compressing system includes: a rotary compressor including a housing defining an oil chamber and an oil-releasing port in fluid communication with the oil chamber; a discharging pipeline connected to the housing for passage of a high pressurized fluid therethrough; an oil-adjusting tank connected to the discharging pipeline and the oil-releasing port for receiving lubricant oil from the oil chamber so as to alleviate oil swirling in the oil chamber; an oil filter connected to the discharging pipeline for separating the lubricant oil from the high pressurized fluid; and a first capillary connected to the oil filter and the housing for recycling filtered lubricant oil from the oil filter into the oil chamber.
    Type: Grant
    Filed: January 3, 2008
    Date of Patent: October 27, 2009
    Inventor: Szu-Fu Shen
  • Fluid compressing system
    Publication number: 20080170956
    Abstract: A fluid compressing system includes: a rotary compressor including a housing defining an oil chamber and an oil-releasing port in fluid communication with the oil chamber; a discharging pipeline connected to the housing for passage of a high pressurized fluid therethrough; an oil-adjusting tank connected to the discharging pipeline and the oil-releasing port for receiving lubricant oil from the oil chamber so as to alleviate oil swirling in the oil chamber; an oil filter connected to the discharging pipeline for separating the lubricant oil from the high pressurized fluid; and a first capillary connected to the oil filter and the housing for recycling filtered lubricant oil from the oil filter into the oil chamber.
    Type: Application
    Filed: January 3, 2008
    Publication date: July 17, 2008
    Inventor: Szu-Fu Shen