FLUID PUMP

• US 3,676,019 A
• Filed: 02/24/1971
• Issued: 07/11/1972
• Est. Priority Date: 02/24/1971
• Status: Expired due to Term

• Current Assignee: Douglas R. Self
• Original Assignee: Douglas R. Self
• Inventors: Self, Douglas R.
• Application Number:
  US05/118,405
• Time in Patent Office: 503 Days
• US Class Current: 417/121
• CPC Class Codes: F04F 10/00 Siphons

Abstract

FLUID PUMP HAVING UPPER AND LOWER PAIRS OF LATERALLY DISPOSED CHAMBERS WITH LIQUID RECEIVING OPENINGS IN LOWER CHAMBERS. LIQUID DISCHARGE CONDUITS EXTEND ABOVE UPPER CHAMBERS AND COMMUNICATE WITH LOWER PORTION OF UPPER CHAMBERS. LOWER PORTION OF ONE CHAMBER OF UPPER CHAMBERS COMMUNICATES WITH LOWER PORTION OF ONE CHAMBER OF LOWER CHAMBERS WHILE LOWER PORTION OF OTHER CHAMBER OF UPPER CHAMBERS COMMUNICATES WITH LOWER PORTION OF OTHER CHAMBER OF LOWER CHAMBERS WITH CHECK VALVES PREVENTING FLOW OF LIQUID FROM UPPER CHAMBER TO LOWER CHAMBER. A FIRST CONDUIT COMMUNICATES WITH UPPER PORTION OF SAID ONE CHAMBER OF UPPER CHAMBERS AND UPPER PORTION OF SAID OTHER CHAMBER OF LOWER CHAMBERS WHILE A SECOND CONDUIT COMMUNICATES WITH UPPER PORTION OF SAID OTHER CHAMBER OF UPPER CHAMBERS AND UPPER PORTION OF SAID ONE CHAMBER OF LOWER CHAMBERS. GAS INTRODUCED ALTERNATELY INTO FIRST CONDUIT AS EXHAUSTED THROUGH SECOND CONDUIT AND ALTERNATELY INTO SECOND CONDUIT AS EXHAUSTED THROUGH FIRST CONDUIT.

Claims