Patents by Inventor Chin-Tsai Lee

Chin-Tsai Lee 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).

  • Patent number: 11814825
    Abstract: A telescopic structure of a faucet having a movable tube contains: a body, a water supply tube, a movable tube, a spring, and a depressurization element. The body includes a screwing portion, a coupling portion, and a water outlet. The water supply includes an upright extension and an opening. The movable tube includes a slide portion and a water head engaged with the opening of the water supply tube and is pulled with the movable tube based on using requirements. The spring is accommodated in the upright extension and is fitted on the movable tube. The depressurization element includes a first face, a second face opposite to the first face, a peripheral face defined between and connected with the first face and the second face, and multiple flowing apertures defined proximate to a center of the depressurization element and communicating with the first face and the second face.
    Type: Grant
    Filed: May 5, 2021
    Date of Patent: November 14, 2023
    Assignee: Ching Shenger Co., Ltd.
    Inventors: Chin-Tsai Lee, Ming-Che Lee
  • Publication number: 20220356684
    Abstract: A telescopic structure of a faucet having a movable tube contains: a body, a water supply tube, a movable tube, a spring, and a depressurization element. The body includes a screwing portion, a coupling portion, and a water outlet. The water supply includes an upright extension and an opening. The movable tube includes a slide portion and a water head engaged with the opening of the water supply tube and is pulled with the movable tube based on using requirements. The spring is accommodated in the upright extension and is fitted on the movable tube. The depressurization element includes a first face, a second face opposite to the first face, a peripheral face defined between and connected with the first face and the second face, and multiple flowing apertures defined proximate to a center of the depressurization element and communicating with the first face and the second face.
    Type: Application
    Filed: May 5, 2021
    Publication date: November 10, 2022
    Inventors: Chin-Tsai Lee, Ming-Che Lee
  • Patent number: 11377827
    Abstract: A positioning hose structure for a pull-out faucet contains: a body, a supply pipe, a fitting sleeve, a flexible hose, a guide element, a slide member, and a spring. The body includes a locking portion, and the supply pipe includes an extension, an opening, a defining portion, and a screw element. The fitting sleeve includes a hollow connection tube having a through hole, a receiving orifice, a shoulder, multiple protrusions, and multiple guiding slots. The flexible hose includes a joining portion and a water supply head. The guide element includes a fixing orifice having a positioning portion, and the guide element further includes multiple first ribs and a first toothed portion. The slide member includes multiple second ribs, a second toothed portion, and a protruded tab. The spring is accommodated in the receiving orifice and abuts against the shoulder and the protruded tab.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: July 5, 2022
    Assignee: Ching Shenger Co., Ltd.
    Inventors: Chin-Tsai Lee, Ming-Che Lee
  • Patent number: 11280070
    Abstract: A retractable hose structure of a pull-out faucet contains: a body, a supply pipe, a flexible hose, and a spring. The body includes a locking portion. The supply pipe is hollow and includes a defining portion, an opening, and a screw element. The flexible hose is slidably received in the supply pipe and includes a slide portion and a water supply head. The water supply head is locked with the opening and is pulled outward with the flexible hose. The spring is accommodated in the supply pipe and is fitted on the flexible hose, and at least one non-metallic insulation layer is defined between the spring and the supply pipe. When pulling the water supply head outward, the spring is actuated by the flexible hose to retract. When releasing the water supply head, the spring drives the water supply head to move back to an original position.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: March 22, 2022
    Assignee: Ching Shenger Co., Ltd.
    Inventors: Chin-Tsai Lee, Ming-Che Lee
  • Publication number: 20210381209
    Abstract: A retractable hose structure of a pull-out faucet contains: a body, a supply pipe, a flexible hose, and a spring. The body includes a locking portion. The supply pipe is hollow and includes a defining portion, an opening, and a screw element. The flexible hose is slidably received in the supply pipe and includes a slide portion and a water supply head. The water supply head is locked with the opening and is pulled outward with the flexible hose. The spring is accommodated in the supply pipe and is fitted on the flexible hose, and at least one non-metallic insulation layer is defined between the spring and the supply pipe. When pulling the water supply head outward, the spring is actuated by the flexible hose to retract. When releasing the water supply head, the spring drives the water supply head to move back to an original position.
    Type: Application
    Filed: June 4, 2020
    Publication date: December 9, 2021
    Inventors: Chin-Tsai Lee, Ming-Che Lee
  • Publication number: 20210381208
    Abstract: A positioning hose structure for a pull-out faucet contains: a body, a supply pipe, a fitting sleeve, a flexible hose, a guide element, a slide member, and a spring. The body includes a locking portion, and the supply pipe includes an extension, an opening, a defining portion, and a screw element. The fitting sleeve includes a hollow connection tube having a through hole, a receiving orifice, a shoulder, multiple protrusions, and multiple guiding slots. The flexible hose includes a joining portion and a water supply head. The guide element includes a fixing orifice having a positioning portion, and the guide element further includes multiple first ribs and a first toothed portion. The slide member includes multiple second ribs, a second toothed portion, and a protruded tab. The spring is accommodated in the receiving orifice and abuts against the shoulder and the protruded tab.
    Type: Application
    Filed: June 4, 2020
    Publication date: December 9, 2021
    Inventors: Chin-Tsai Lee, Ming-Che Lee
  • Patent number: 9637892
    Abstract: A pressure gauge structure contains: a body, a positioning sleeve, outlet unit, a fixing member, and a guiding seat. The body includes a chamber and an abutting rib, and the abutting rib has a circular orifice and a noncircular locating rim. The positioning sleeve includes a locking portion retaining with the noncircular locating rim of the body, and the positioning sleeve also includes a connecting hole defined in the top thereof and aligning with the circular orifice. The outlet unit includes a coupling section inserted into the connecting hole from the circular orifice. The fixing member includes an aperture and is fitted and engaged in the positioning sleeve and connected with the coupling section to guide rotation of the outlet unit and to limit removal of the coupling section from the body. The guiding seat is fixed in the chamber and retains with the positioning sleeve.
    Type: Grant
    Filed: August 13, 2015
    Date of Patent: May 2, 2017
    Assignee: Ching Shenger Co., Ltd.
    Inventors: Chin-Tsai Lee, Ming-Che Lee
  • Publication number: 20170044745
    Abstract: A pressure gauge structure contains: a body, a positioning sleeve, outlet unit, a fixing member, and a guiding seat. The body includes a chamber and an abutting rib, and the abutting rib has a circular orifice and a noncircular locating rim. The positioning sleeve includes a locking portion retaining with the noncircular locating rim of the body, and the positioning sleeve also includes a connecting hole defined in the top thereof and aligning with the circular orifice. The outlet unit includes a coupling section inserted into the connecting hole from the circular orifice. The fixing member includes an aperture and is fitted and engaged in the positioning sleeve and connected with the coupling section to guide rotation of the outlet unit and to limit removal of the coupling section from the body. The guiding seat is fixed in the chamber and retains with the positioning sleeve.
    Type: Application
    Filed: August 13, 2015
    Publication date: February 16, 2017
    Inventors: Chin-Tsai Lee, Ming-Che Lee
  • Publication number: 20170044746
    Abstract: A connecting structure for an outlet pipe of a faucet contains: a body and an outlet pipe. The body is a thinly hollow cylinder and includes a circular orifice stamped on an inner wall thereof, a fitting tube horizontally extending outward to the body from a peripheral side of the circular orifice, and inner threads formed in the circular orifice and the fitting tube as one piece. The outlet pipe includes a connecting segment, an outlet segment, and a rotary connector fitted and limited in the connecting segment. The rotary connector has an outer threaded tube partially extending out of the connecting segment of the outlet pipe to screw with the inner threads formed in the circular orifice and the fitting tube, thus securely connecting the outlet pipe and the body together.
    Type: Application
    Filed: August 13, 2015
    Publication date: February 16, 2017
    Inventors: Chin-Tsai Lee, Ming-Che Lee
  • Publication number: 20110041940
    Abstract: A manufacturing method of a seamless faucet has following steps: punching to shape a cover and a dispersing base respectively; welding a threaded connector at a center of the cover and welding an insertion on the dispersing base; selectively polishing surfaces of the cover; optionally arranging a resilient pad and a guiding plate inside the dispersing base; combining the cover and the dispersing base and then welding into a body in one-piece; and polishing and electroplating the body to eliminate the seam to obtain the seamless faucet that has low manufacturing cost, thin thickness and stylish appearance.
    Type: Application
    Filed: August 21, 2009
    Publication date: February 24, 2011
    Inventor: CHIN-TSAI LEE
  • Publication number: 20100314472
    Abstract: A shower nozzle comprises a base and a joint, wherein the base includes a cover and a watering plate, the cover includes a connecting hole formed at a central portion thereof, and the cover includes a plurality of watering apertures arranged thereon; the joint includes a screwing mount and a coupling member, the screwing mount includes a peripheral tab extending from a lower end of an outer rim thereof, an engaging bore fixed on a lower end of an inner wall thereof, and a fitting projection attached around an outer periphery of the engaging bore, and the coupling member includes a screw portion secured on an upper end of an outer periphery thereof, and includes a number of outlets disposed on a lower end of the outer periphery thereof.
    Type: Application
    Filed: June 16, 2009
    Publication date: December 16, 2010
    Inventor: Chin-Tsai Lee
  • Patent number: 7617996
    Abstract: A spraying head for bathing comprises an outer housing and an inner housing. In a center of a top edge of the outer housing is mounted a locking seat having plural water outlet openings and outer threads, and an engaging section mounted with a water-stop ring is formed on a lower end of the locking seat. The inner housing is mounted in the outer housing, and the inner housing is combined with a water outlet panel and is mounted with a locking assembly having inner threads and an abutting flange. The inner threads of the locking assembly are threaded with the outer threads of the locking seat in such a manner that the abutting flange is abutted against the water-stop ring, so as to form a sealing condition. And a bolt cooperates with a spacer and a nut enabling the water outlet panel to fix in the locking seat.
    Type: Grant
    Filed: December 7, 2006
    Date of Patent: November 17, 2009
    Assignee: Ching Shenger Co., Ltd.
    Inventor: Chin-Tsai Lee
  • Publication number: 20080134429
    Abstract: A spraying head for bathing comprises an outer housing and an inner housing. In a center of a top edge of the outer housing is mounted a locking seat having plural water outlet openings and outer threads, and an engaging section mounted with a water-stop ring is formed on a lower end of the locking seat. The inner housing is mounted in the outer housing, and the inner housing is combined with a water outlet panel and is mounted with a locking assembly having inner threads and an abutting flange. The inner threads of the locking assembly are threaded with the outer threads of the locking seat in such a manner that the abutting flange is abutted against the water-stop ring, so as to form a sealing condition. And a bolt cooperates with a spacer and a nut enabling the water outlet panel to fix in the locking seat.
    Type: Application
    Filed: December 7, 2006
    Publication date: June 12, 2008
    Inventor: Chin-Tsai Lee
  • Patent number: 7077342
    Abstract: A shower head assembly includes a main body, a water outlet panel, a mounting tube, a shade, and a locking nut. Thus, the mounting tube is indirectly combined with the water outlet pipe by the universal connector to form a pivotable shower head and is directly combined with the water outlet pipe to form a fixed shower head, thereby enhancing the versatility of the shower head assembly. In addition, the shower head assembly is provided with a shade having a variable shape to vary the pattern and profile of the shower head assembly, thereby enhancing the aesthetic quality and decreasing costs of the shower head assembly.
    Type: Grant
    Filed: May 25, 2004
    Date of Patent: July 18, 2006
    Assignee: Ching Shenger Co., Ltd.
    Inventor: Chin-Tsai Lee
  • Publication number: 20050263619
    Abstract: A shower head assembly includes a main body, a water outlet panel, a mounting tube, a shade, and a locking nut. Thus, the mounting tube is indirectly combined with the water outlet pipe by the universal connector to form a pivotable shower head and is directly combined with the water outlet pipe to form a fixed shower head, thereby enhancing the versatility of the shower head assembly. In addition, the shower head assembly is provided with a shade having a variable shape to vary the pattern and profile of the shower head assembly, thereby enhancing the aesthetic quality and decreasing costs of the shower head assembly.
    Type: Application
    Filed: May 25, 2004
    Publication date: December 1, 2005
    Inventor: Chin-Tsai Lee
  • Publication number: 20040231046
    Abstract: A nozzle head includes a main body, a connector and a covering. The main body provides an annular recess, an annular jut and a wrapped annular end at the periphery of the opening side thereof. The covering is joined to the main body at an inner side thereof and is provided with a bent part at an annular edge thereof being shaped corresponding to the annular recess, the annular jut and the wrapped annular end so as to be fixedly attached to the main body firmly to prevent the covering from being detached from the main body and deformed under pressure in case of the space enclosed by the main body and the covering being filled with water.
    Type: Application
    Filed: May 21, 2003
    Publication date: November 25, 2004
    Inventor: Chin-Tsai Lee
  • Patent number: D517164
    Type: Grant
    Filed: September 20, 2004
    Date of Patent: March 14, 2006
    Assignee: Ching Shenger Co., Ltd.
    Inventor: Chin-Tsai Lee
  • Patent number: D555769
    Type: Grant
    Filed: August 16, 2006
    Date of Patent: November 20, 2007
    Assignee: Ching Shenger Co., Ltd.
    Inventor: Chin-Tsai Lee
  • Patent number: D580010
    Type: Grant
    Filed: October 30, 2007
    Date of Patent: November 4, 2008
    Assignee: Phoenix Tapware
    Inventor: Chin-Tsai Lee
  • Patent number: D773618
    Type: Grant
    Filed: August 17, 2015
    Date of Patent: December 6, 2016
    Assignee: Ching Shenger Co., Ltd.
    Inventors: Chin-Tsai Lee, Ming-Che Lee