Digital BW, The Print

Are you serious?  About the only reason I can think of for the sponge is an
anti-spill mechanism.  Air must enter the cartridge in order for ink to exit
but you don't want ink to spill out the top...  At any rate, 2100 spongeless
carts have been around for a while in the UK.


> From: John Moody <moodymz3@...>
> Reply-To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
> Date: Thu, 26 Jan 2006 06:13:09 -0500
> To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
> Subject: RE: [Digital BW] Re: Printing On Gloss...Possible with Digital B&W?
> 
> For the 2200, the sponge provides capillary action that reduces the ink
> pressure at the head, preventing the ink from dripping out of it.
> Without the sponge, the cart design must provide some other mechanism to
> reduce the pressure at the exit port.  MIS may be having trouble developing
> a workable design that does not infringe on patented designs.
> 
> Best regards,
> John Moody