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Class Information
Number: 417/413.1
Name: Pumps > Motor driven > Electric or magnetic motor > Collapsible wall pump > Diaphragm type
Description: Apparatus in which the deformable wall comprises a relatively thin membranelike member having a peripheral edge portion, said member being adapted to be associated with a surrounding or encompassing tubular rigid structure to extend transversely thereof to form a closing wall for said tubular structure, the outer peripheral edge of said membrane being in sealing relationship with the encompassing wall of said tubular structure.










Sub-classes under this class:

Class Number Class Name Patents
417/413.3 Of semiconductor material (e.g., silicon, germanium, etc.) 73
417/413.2 Piezoelectric driven 177


Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8690550 Membrane micropump Apr. 8, 2014
8678787 Piezoelectric micro-blower Mar. 25, 2014
8672648 Methods for reducing the non-linear behavior of actuators used for synthetic jets Mar. 18, 2014
8657778 Cassette for use in a medication delivery flow sensor assembly and method of making the same Feb. 25, 2014
8616862 Disposable pump head Dec. 31, 2013
8608460 Method and apparatus for increasing compressed air efficiency in a pump Dec. 17, 2013
8596996 Pump having a filter arrangement Dec. 3, 2013
8596997 Membrane pump with magnetic coupling between an actuating means and the membrane Dec. 3, 2013
8596998 Piezoelectric micro-blower Dec. 3, 2013
8585377 Pumping fluid delivery systems and methods using force application assembly Nov. 19, 2013
8585372 Motor/pump assembly Nov. 19, 2013
8579605 DC-AC frequency converter type mucus suction device Nov. 12, 2013
8562315 Fuel pump Oct. 22, 2013
8556597 Metering unit Oct. 15, 2013
8545195 Hydrogen generator with pump Oct. 1, 2013
8529223 Dual diaphragm pump assembly for a sanitation system Sep. 10, 2013
8523538 Piezoelectric pump Sep. 3, 2013
8512010 Membrane pump with bleed valve Aug. 20, 2013
8496451 Pump diaphragm Jul. 30, 2013
8485792 Method for increasing compressed air efficiency in a pump Jul. 16, 2013
8480382 Electromagnetic pump with frequency converter circuit Jul. 9, 2013
8480383 Solenoid pump Jul. 9, 2013
8475144 Check valve diaphragm micropump Jul. 2, 2013
8449273 Fluid transporting device using conductive polymer May. 28, 2013
8414273 Pulse pump Apr. 9, 2013
8382452 Pump arrangement comprising a safety valve Feb. 26, 2013
8366414 Diaphragm pump Feb. 5, 2013
8353682 Microfluidic-device systems and methods for manufacturing microfluidic-device systems Jan. 15, 2013
8353685 Method for fluid transfer and the micro peristaltic pump Jan. 15, 2013
8337173 Electric oscillating drive Dec. 25, 2012
8328537 Pumping unit for enteral or parenteral nutrition or perfusion Dec. 11, 2012
8323007 Fluid pump with disposable component Dec. 4, 2012
8317491 Heating/cooling system for indwelling heat exchange catheter Nov. 27, 2012
8313314 Fluid circulation device Nov. 20, 2012
8297947 Fluid disc pump Oct. 30, 2012
8292598 System and method for a variable home position dispense system Oct. 23, 2012
8287249 Two-stage membrane pump with economical inlet port design Oct. 16, 2012
8272850 Membrane pump Sep. 25, 2012
8272851 Fluidic energy transfer devices Sep. 25, 2012
8267667 Magnetic drive metering pump Sep. 18, 2012
8251679 Medical pump Aug. 28, 2012
8230906 Dual-chamber fluid pump for a multi-fluid electronics cooling system and method Jul. 31, 2012
8215929 Detachable pump and the negative pressure wound therapy system using the same Jul. 10, 2012
8215930 Diaphragm pumps and transporting drag reducers Jul. 10, 2012
8172555 Diaphragm foam pump May. 8, 2012
8162628 Wiring structure for use in micro piezoelectric pump Apr. 24, 2012
8147221 Electromagnetic micro-pump Apr. 3, 2012
8128036 Vernier active flow control effector Mar. 6, 2012
8123502 Acoustic pump utilizing radial pressure oscillations Feb. 28, 2012
8109739 Dosing pump for a liquid fuel additive Feb. 7, 2012

1 2 3 4 5 6 7 8










 
 
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