Patents by Inventor Takeo Nikko

Takeo Nikko 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: 8011303
    Abstract: A gas generator includes, a housing defining a first combustion chamber and accommodating an enhancer chamber cup member, defining an enhancer chamber, and a combustion chamber cup member provided outside the enhancer chamber cup member and defining a second combustion chamber. The enhancer cup member accommodates a first gas generating agent ignited by a first ignition device, and has an enhancer hole for communicating the enhancer chamber with the first combustion chamber during activation. The combustion chamber cup member accommodates a second gas generating agent ignited by a second ignition device, and has a through-hole for communicating the second combustion chamber with the first combustion chamber during activation. A top plate of the enhancer chamber cup member is positioned higher than a top plate of the combustion chamber cup member, and the enhancer hole is positioned higher than the top plate of the combustion chamber cup member.
    Type: Grant
    Filed: April 14, 2008
    Date of Patent: September 6, 2011
    Assignee: Daicel Chemical Industries, Ltd.
    Inventors: Masayuki Nakayasu, Noriaki Noma, Takeo Nikko
  • Publication number: 20080257195
    Abstract: The present invention provides a gas generator comprising: a housing including a diffuser shell provided with a gas discharge port and a closure shell, a cylindrical filter disposed inside the housing, a first combustion chamber defined inside the cylindrical filter and a second combustion chamber defined inside the first combustion chamber; the first combustion chamber having an enhancer chamber and a first gas generating agent stored outside the enhancer chamber, the enhancer chamber, being defined by an enhancer chamber cup member and accommodating therein a first ignition device for igniting and combusting the first gas generating agent, an enhancer cup member having, in the peripheral surface thereof, an enhancer hole for communicating the enhancer chamber with the first combustion chamber during activation; the second combustion chamber having a through-hole for communicating the second combustion chamber with the first combustion chamber during activation, the second combustion chamber being surroun
    Type: Application
    Filed: April 14, 2008
    Publication date: October 23, 2008
    Applicant: DAICEL CHEMICAL INDUSTRIES, LTD.
    Inventors: Masayuki Nakayasu, Noriaki Noma, Takeo Nikko