Dot matrix printer ink supply system having ink absorbing member substantially filling an ink tank
DC CAFCFirst Claim
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1. A dot matrix printer, comprising:
- printing means for applying ink in a dot matrix to effect printing; and
an ink supply means for delivering ink to said printing means comprising;
an ink-supply tank;
an ink absorbing member formed of a porous material and dimensioned to substantially fill the ink-supply tank said ink absorbing member being filled with ink substantially to the desired capacity of the ink-supply tank, said ink-supply tank including an inner wall surface having projections to provide a space between said ink absorbing member and said wall surface; and
means projecting into said ink-supply tank for receiving and transmitting ink from said ink absorbing member for delivery to said printing means.
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Abstract
An ink-supply system for a dot matrix printer including an ink-supply tank formed with an ink-supply delivery port and an ink absorbing member formed of a porous material and dimensioned to substantially fill the ink-supply tank. The ink-supply tank includes an inner wall surface having projections to provide a space between the ink absorbing member and the wall surface.
68 Citations
28 Claims
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1. A dot matrix printer, comprising:
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printing means for applying ink in a dot matrix to effect printing; and an ink supply means for delivering ink to said printing means comprising; an ink-supply tank; an ink absorbing member formed of a porous material and dimensioned to substantially fill the ink-supply tank said ink absorbing member being filled with ink substantially to the desired capacity of the ink-supply tank, said ink-supply tank including an inner wall surface having projections to provide a space between said ink absorbing member and said wall surface; and means projecting into said ink-supply tank for receiving and transmitting ink from said ink absorbing member for delivery to said printing means. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An ink-supply system for a dot matrix printer head, comprising:
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an ink-supply tank; an ink absorbing member formed of a porous material and dimensioned to substantially fill the ink-supply tank said ink-supply tank including an inner wall surface having projections to provide a space between said ink absorbing member and said wall surface; and means projecting into said ink-supply tank for receiving and transmitting ink from said ink absorbing member for delivery to said printer head. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A dot matrix printer comprising:
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printing means for applying ink in a dot matrix to effect printing; and an ink supply means for delivering ink to said printing means comprising; an ink-supply tank formed with an ink-supply delivery port; and an ink absorbing member formed of a porous material and dimensioned to substantially fill the ink-supply tank, said ink-supply tank including an inner wall surface having projections to provide a space between said ink absorbing member and said wall surface. - View Dependent Claims (14, 15, 16, 17, 18)
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19. An ink-supply system for a dot matrix printer comprising:
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an ink-supply tank formed with an ink-supply delivery port; and an ink absorbing member formed of a porous material and dimensioned to substantially fill the ink-supply tank, said ink absorbing member being filled with ink substantially to the desired capacity of the ink-supply tank, said ink-supply tank including an inner wall surface having projections to provide a space between said ink absorbing member and said wall surface. - View Dependent Claims (20, 21, 22, 23, 24)
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25. A method of supplying ink to a dot matrix printer comprising:
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providing an ink absorbing member formed of a porous material within an ink-supply tank having an ink-supply delivery port so that the ink absorbing member substantially fills the ink-supply tank; filling the ink absorbing member with an amount of ink constituting substantially the desired capacity of the ink-supply tank; providing a space between the ink absorbing member and a wall of the ink-supply tank; and providing ambient air to the space between said ink absorbing member and said wall. - View Dependent Claims (26)
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27. A method of supplying ink to a dot matrix printer comprising:
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providing an ink absorbing member formed of a porous material within an ink-supply tank having means projecting into the ink-supply tank for receiving and transmitting ink from the ink absorbing member for delivery to the printing means so that the ink absorbing member substantially fills the ink-supply tank; providing a space between the ink absorbing member and a wall of the ink-supply tank; and providing ambient air to the space between said ink absorbing member and said wall. - View Dependent Claims (28)
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Specification