×

Modular double-diaphragm pump

  • US 5,332,372 A
  • Filed: 04/20/1992
  • Issued: 07/26/1994
  • Est. Priority Date: 04/20/1992
  • Status: Expired due to Fees
First Claim
Patent Images

1. A modular double-diaphragm pump comprising:

  • a central housing block having first and second opposite side faces;

    a plurality of inlet and outlet passages formed in said housing block;

    a first flexible diaphragm secured to said first side face of said housing block;

    a second flexible diaphragm secured to said second side face of said housing block;

    said diaphragms defining, with said side faces, a pair of pumping chambers in fluid communication with said inlet and outlet passages;

    a first drive mechanism associated with said first diaphragm, said first drive mechanism being actuable to move said first diaphragm between a pumping stroke and a suction stroke;

    a second drive mechanism associated with said second diaphragm, said second drive mechanism being actuable to move said second diaphragm between a pumping stroke and a suction stroke; and

    control means for actuating said first and second drive mechanisms independently of one another.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×