Drain

• US 3,209,738 A
• Filed: 03/30/1964
• Issued: 10/05/1965
• Est. Priority Date: 03/30/1964
• Status: Expired due to Term

• Current Assignee: Walter H. Powers
• Original Assignee: Walter H. Powers
• Inventors: Powers, Walter H.
• Application Number:
  US04/355,614
• Time in Patent Office: 554 Days
• US Class Current: 123/574
• CPC Class Codes: F01M 13/04 having means for purifying air before leaving crankcase, e.g. removing oil
• CPC Class Codes: Y10T 137/0874 Vent opening or closing on tipping container
• CPC Class Codes: Y10T 137/3068 Float
• CPC Class Codes: Y10T 137/7326 Low level safety cut-off

Claims

1. IN COMBINATION IN A CRANKCASE VENTILATION SYSTEM COMMUNICATING BLOWBY GASES FROM THE CRNKCASE TO THE AIR INTAKE SECTION OF AN INTERNAL COMBUSTION ENGINE, A TUBULAR BREATHER PIPE COMMUNICABLE AT ONE END WITH SAID CRANKCASE AND AT THE OPPOSITE END WITH SAID AIR INTAKE SYSTEM, A CONDENSED WATER VAPOR COLLECTING HOUSING COMMUNICABLE WITH SAID BREATHER PIPE, SAID HOUSING BEING FORMED WITH A DOWNWARDLY EXTENDING CONICAL SECTION DEFINING A DRAIN OPENING AND AN ANNULAR SEATING SURFACE, AND A HOLLOW AIR-TIGHT PLASTIC BALL IN SAID HOUSING MOVABLE TO AND FROM A POSITION ENGAGING SAID SEATING SURFACE AND CLOSING SAID DRAIN OPENING, SAID HOUSING BEING FORMED WITH A PLURALITY OF GUIDES ADAPTED TO LIMIT THE MOVEMENT OF SAID BALL WITHIN SAID HOUSING.