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Liquid Cartridge Having Valve for Opening and Closing Air Flow Path

  • US 20140292958A1
  • Filed: 03/18/2014
  • Published: 10/02/2014
  • Est. Priority Date: 03/28/2013
  • Status: Active Grant
First Claim
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1. A liquid cartridge comprising:

  • a cartridge body defining a liquid chamber therein for storing liquid;

    a liquid supply portion provided at the cartridge body and configured to supply the liquid stored in the liquid chamber to outside;

    an air flow path provided in the cartridge body, the air flow path being configured to be in communication with the liquid chamber through a communication hole and in communication with ambient air to permit the liquid chamber to communicate with ambient air through the air flow path, the air flow path having an inner peripheral wall defining an internal space therein; and

    a valve configured to open and close the air flow path and comprising;

    a valve main body disposed in the internal space and slidable in a sliding direction; and

    a sealing member provided on the valve main body, the sealing member including a first elastic portion configured to seal the communication hole and a second elastic portion configured to be in contact with and in sliding contact with the inner peripheral wall.

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