Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Piezoelectric pump assembly










Image Number 11 for United States Patent #4983876.

A piezoelectric diaphragm pump assembly is disclosed, wherein there is disposed a housing having an inlet port provided with a feed check valve, and an outlet port provided with a discharge check valve, wherein a casing is disposed for accomodating an amplification mechanism, said casing having an L-shape stationary member, to which a plate spring is fixed, a front end portion of the plate spring being fixed with a lever member of the amplification mechanism, which is engaged with an upper portion of a longitudinally effective type piezoelectric actuator, and wherein a diaphragm body coated with a film is disposed, characterized in that a front end portion of the lever member is fixed with a supporting member which is, in turn, fixed with a U-shape supporting member for supporting the diaphragm body, and that the supporting member is connected via a spring to the L-shape stationary member.








 
 
  Recently Added Patents
Washing machine
Method and device for surface scanning of a patient
Image reading apparatus and image forming apparatus
Permanent magnet axial field zeeman slower
Manufacturing aircraft parts
Method and system for utilizing native ethernet as a virtual memory interconnect
System, method, and computer program product for identifying unwanted data communicated via a session initiation protocol
  Randomly Featured Patents
System and method for coding and interleaving for short frame support in visible light communication
Surface mount captive screw ferrule for PCB
Image-forming apparatus
Method of treating atherosclerosis or restenosis using microtubule stabilizing agent
Puncture proof material with capture devices
Jet engine and method for reducing jet engine noise by reducing nacelle boundary layer thickness
Deformable mirror
Compounds having [2.2.1] bicyclo skeleton
Refrigerator beverage dispenser
Wireline entry sub and method of using