Patents Assigned to Enshu Ltd.
  • Nitrogen gas supply system for dry-cut working machine
    Patent number: 6135862
    Abstract: A nitrogen gas supply system for dry-cut working machine, comprising a nitrogen gas generator for separating and extracting only nitrogen gas from the atmosphere, and a supplier for sending the extracted nitrogen gas to a working part. The nitrogen gas obtained from the atmosphere can effectively be supplied to a workpiece.
    Type: Grant
    Filed: May 13, 1999
    Date of Patent: October 24, 2000
    Assignee: Enshu Ltd.
    Inventors: Hisashi Ukai, Toshiyuki Suzuki, Takayuki Suzuki