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Balloon deflation apparatus

  • US 3,119,578 A
  • Filed: 09/09/1960
  • Issued: 01/28/1964
  • Est. Priority Date: 09/09/1960
  • Status: Expired due to Term
First Claim
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1. A DEFLATION APPARATUS FOR A BALLOON INCLUDING A GAS IMPERVIOUS BALLOON ENVELOPE FORMED FROM FLEXIBLE SHEET MATERIAL AND HAVING A RELATIVELY LARGE OPENING THEREIN COMPRISING ENCIRCLING MEANS FOR NORMALLY PREVENTING PASSAGE OF LIFTING GAS THROUGH SAID OPENING, SAID MEANS INCLUDING A FASTENER THE OPENING FOR PURSING TOGETHER THE EDGES OF SAID OPENING TO FORM A REOPENABLE CLOSURE COMMUNICATING WITH SAID BALLOON ENVELOPE AND FOR SECURING TOGETHER FOLDS FORMED ABOUT THE EDGES OF SAID OPENING TO PREVENT THE ESCAPE OF LIFTING GAS FROM THE INTERIOR OF SAID BALLOON ENVELOPE, AN OPENER OPERATIVELY ASSOCIATED WITH SAID FASTENER FOR RELEASING SAID FASTENER, AND CONTROL MEANS OPERATIVELY CONNECTED TO SAID OPENER FOR ACTUATING SAID OPENER FROM A REMOTE VANTAGE POINT, THE ACTUATION OF SAID OPENER RELEASING SAID FASTENER AND CAUSING THE OPENING IN THE BALLOON TO OPEN, THEREBY ALLOWING RAPID RELEASE OF LIFTING GAS FROM SAID BALLOON ENVELOPE THROUGH SAID OPENING.

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