Patents by Inventor ZHI-HUA LIN

ZHI-HUA LIN 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).

  • Publication number: 20150023543
    Abstract: An earphone includes an earphone housing, a soft plastic piece, a speaker positioned in the earphone housing, and an earphone cable connected to the speaker. The earphone housing includes a first housing and a second housing. The soft plastic piece is positioned between the first housing and the second housing, and the soft plastic piece, the first housing and the second housing are fused together.
    Type: Application
    Filed: October 7, 2014
    Publication date: January 22, 2015
    Inventors: YI XIONG, ZHI-HUA LIN, HAI-BING JIANG
  • Patent number: 8887375
    Abstract: An earphone includes an earphone housing, a speaker positioned in the earphone, and an earphone cable connected to the speaker. The earphone housing has a first housing and a second housing. The first housing forms a first connecting surface, and the second housing forms a second connecting surface. The first connecting surface and the second connecting surface abut against each other and are ultrasonically fused together, in which excess plastic is formed and arranged along a fusing line. A method of manufacturing above-described earphone is also provided. The method also includes the forming of an excess plastic arranged along a fusing line formed between the first housing and the second housing made during ultrasonic fusion, the removing of excess plastic of the earphone phone by a cutter, and the grinding of the earphone housing by a grinding device.
    Type: Grant
    Filed: April 20, 2012
    Date of Patent: November 18, 2014
    Assignees: Fu Tai Hua Industry (Shenzhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Yi Xiong, Zhi-Hua Lin, Hai-Bing Jiang
  • Patent number: 8824720
    Abstract: A detachable earphone is disclosed. The detachable earphone comprises an audio plug; an earplug; and an earphone cable connecting the audio plug to the earplug, wherein at least one of the audio plug and the earplug forms a joining portion, at least one end of the earphone cable forms an insertion portion, and the insertion portion is detachably engaged in the joining portion.
    Type: Grant
    Filed: November 29, 2011
    Date of Patent: September 2, 2014
    Assignees: Fu Tai Hua Industry (Shenzhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Jin-Bang Wu, Zhi-Hua Lin, Yi Xiong
  • Publication number: 20130048205
    Abstract: A method for forming a frame includes: (1) providing a thermosetting strip-shaped matrix material and a mandrel, and rolling the strip-shaped matrix material onto the mandrel to form a matrix body; (2) cutting the matrix body to form a plurality of preformed bodies, each having a predetermined height H; (3) providing a mold having a core, the shape of the core corresponding to the shape of the frame, and sleeving the preformed body on the core; (4) putting the mold to a hot press device, and hot pressing the preformed body to form the frame; (5) taking out the frame from the mold.
    Type: Application
    Filed: November 23, 2011
    Publication date: February 28, 2013
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., FU TAI HUA INDUSTRY (SHENZHEN) CO., LTD.
    Inventors: YI XIONG, ZHI-HUA LIN, JIN-BIAO PENG
  • Publication number: 20130034259
    Abstract: An earphone includes an earphone housing, a speaker positioned in the earphone, and an earphone cable connected to the speaker. The earphone housing has a first housing and a second housing. The first housing forms a first connecting surface, and the second housing forms a second connecting surface. The first connecting surface and the second connecting surface abut against each other and are ultrasonically fused together, in which excess plastic is formed and arranged along a fusing line. A method of manufacturing above-described earphone is also provided. The method also includes the forming of an excess plastic arranged along a fusing line formed between the first housing and the second housing made during ultrasonic fusion, the removing of excess plastic of the earphone phone by a cutter, and the grinding of the earphone housing by a grinding device.
    Type: Application
    Filed: April 20, 2012
    Publication date: February 7, 2013
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., FU TAI HUA INDUSTRY (SHENZHEN) CO., LTD.
    Inventors: YI XIONG, ZHI-HUA LIN, HAI-BING JIANG
  • Publication number: 20130022227
    Abstract: A detachable earphone is disclosed. The detachable earphone comprises an audio plug; an earplug; and an earphone cable connecting the audio plug to the earplug, wherein at least one of the audio plug and the earplug forms a joining portion, at least one end of the earphone cable forms an insertion portion, and the insertion portion is detachably engaged in the joining portion.
    Type: Application
    Filed: November 29, 2011
    Publication date: January 24, 2013
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., FU TAI HUA INDUSTRY (SHENZHEN) CO., LTD.
    Inventors: JIN-BANG WU, ZHI-HUA LIN, YI XIONG