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Linear spring electromagnetic grill ink jet printing mechanism

  • US 6,264,306 B1
  • Filed: 07/10/1998
  • Issued: 07/24/2001
  • Est. Priority Date: 07/15/1997
  • Status: Expired due to Fees
First Claim
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1. An ink jet printhead comprising:

  • (a) an ink chamber having an ink ejection nozzle for the ejection of ink from said ink chamber;

    (b) an ink reservoir for the supply of ink to said ink chamber under pressure;

    (c) at least one linear spring; and

    (d) a shutter device located between said ink reservoir and said ink chamber and interacting with said at least one linear spring so as to allow or restrict flowing of ink between the ink chamber and ink reservoir to thereby cause ink to be ejected from said chamber, said shutter device being actuated on demand and having its movement amplified by said linear spring.

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