Inalting devices for inflatable objects

• US 3,158,314 A
• Filed: 02/21/1962
• Issued: 11/24/1964
• Est. Priority Date: 02/21/1962
• Status: Expired due to Term

• Current Assignee: David H. Young, Derrick M. Pohler, John O. Marsh, St Peter Chalfont
• Original Assignee: David H. Young, Derrick M. Pohler, John O. Marsh, St Peter Chalfont
• Inventors: Young, David H., Marsh, John O., ST PETER CHALFONT, Pohler, Derrick M.
• Application Number:
  US04/174,900
• Time in Patent Office: 1,007 Days
• US Class Current: 417/171
• CPC Class Codes: B63C 2009/0076 Inflation devices making use of the Venturi-effect for enhancing the gas flow from the pressurized gas source by entraining ambient air, e.g. using eductor-jet pumps for decreasing inflation time
• CPC Class Codes: B63C 9/24 Arrangements of inflating valves or of controls thereof connecting inflating valves to elastic bodies B60C29/00
• CPC Class Codes: Y10T 137/7796 Senses inlet pressure

Claims

1. AN ASPIRATOR DEVICE FOR INSTALLATION IN INFLATION BAGS SUCH AS INFLATABLE DINGHIES AND LIFE RAFTS, COMPRISING A ROUNDED OUTER BODY, A ROUNDED INNER BODY ECCENTRICALLY ARRANGED WITHIN SAID OUTER BODY TO DEFINE AN ANNULAR SPACE BETWEEN SAID BODIES, A FIRST MEMBER AT ONE END OF SAID BODIES AND A SECOND MEMBER AT THE OTHER END OF SAID BODIES ENCLOSING SAID ANNULAR SPACE, AN AIR INLET OPENING IN SAID FIRST MEMBER, AN AIR OUTLET OPENING IN SAID SECOND MEMBER SUBSTANTIALLY ADJACENT SAID INLET OPENING, A BAFFLE POSITIONED IN SAID ANNULAR SPACE BETWEEN SAID INLET AND SAID OUTLET FOR DIRECTING AIR FLOW FROM SAID INLET INTO A CURVED PATH EXTENDING OBLIQUELY TO THE LENGTH OF THE BODIES AROUND SAID ANNULAR SPACE TO SAID OUTLET, GAS NOZZLE MEANS PLACED IN THE PATH BETWEEN SAID INNER AND OUTER BODIES AND ARRANGED TO DIRECT A STREAM OF GAS ALONG SAID CURVED PATH, AND VALVE MEANS AT SAID AIR INLET MEANS FOR SHUTTING OFF THE PASSAGE OF AIR THROUGH THE DEVICE.