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Method for applying a precision amount of sealant to exposed fasteners

  • US 4,971,745 A
  • Filed: 06/30/1986
  • Issued: 11/20/1990
  • Est. Priority Date: 10/15/1984
  • Status: Expired due to Term
First Claim
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1. A method of applying a sealant over an object comprising:

  • (a) applying a sealant retaining shell, having an interior cavity with a mouth thereto, with the mouth of the cavity engaging the object;

    (b) applying a force on the shell to engage the mouth of the shell against the object;

    (c) injecting an amount of sealant into the interior cavity of the sealant retaining shell under a pressure sufficient to cause said sealant to fill the space between the object and the interior cavity of the shell and insufficient, when said space is filled with said sealant, to overcome said applied force to step (b) and force said sealant to flow between the mouth of the shell and the object, thereby arresting the flow of sealant into said cavity; and

    (d) allowing the sealant to cure.

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