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
Information display
Disk array apparatus and firmware update method therefor
DKK1 oncogene as therapeutic target for cancer and a diagnosing marker
Memory management configuration
Interaction analysis and prioritization of mobile content
Direct connect single layer touch panel
Pose-variant face recognition using multiscale local descriptors
  Randomly Featured Patents
Liquid crystal display apparatus
Coating applicator
Method for sealing a container
Cutting of paper in a printer
Optical mouse and method for removing contaminants in an optical mouse
Method and apparatus for instantiating records with missing data
Water-dilutable polyester resins
Applications for networked storage systems
Kniphofia plant named `Elvira`
Assembly apparatus, particularly for the assembly of components upon carrier plates