Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Bubble-ink jet print head and fabrication method thereof










Image Number 4 for United States Patent #7320513.

A bubble-ink jet print head includes: a substrate having ink chambers to store ink and resistance heat emitting bodies to heat ink disposed thereover; and an ink supply passage which penetrates the substrate and which is connected with the ink chambers. The ink supply passage includes: a first trench formed at a first surface of the substrate in a first pattern having a separating distance from at least one of inlets of the ink chambers and connecting portions between the adjacent ink chambers, the first surface of the substrate having the ink chambers disposed thereover, and a second trench formed at a second surface of the substrate in a second pattern, having one of an area equal to and an area smaller than that of the first trench in the range of the first pattern of the first trench, and in communication with the first trench.








 
 
  Recently Added Patents
Method and apparatus for sharing virtual workspaces
Substantially aligned boron nitride nano-element arrays and methods for their use and preparation
LO generation with deskewed input oscillator signal
Mobile terminal based on W-CDMA system having receive diversity function and system thereof
Data-conditioned encryption method
Selective thermal treatment of medical instrument portions with thermal treatment system instrument holder
Methods and systems to accomplish variable width data input
  Randomly Featured Patents
Pseudo-mobius static-resistant circuit container
Articulated fitting for a vehicle seat
Change complement and control system
Spinning rod assembly
Multifunction meter for use in an aircraft
Database context-based intrusion detection
Shopping basket
Collapsible intermediate bulk container
Method of distributing the load of a management centre that transmits information to a large number of user units
Leak-resistant polymeric foam containers