Title: Coining seal

Abstract: A bakeable high pressure-vacuum seal is provided in which an inductile sealing element having a butterfly shaped crosssection with protruding sharp edges at each of the four corners, is sandwiched between two ductile sealing elements, the sandwiched assembly then being compressed between the surfaces of the flange elements of a high pressure or high vacuum vessel to coin the ductile sealing element into the surface of the inductile sealing element as well as the surfaces of the flange elements.

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Inventors: Mancebo, Lloyd (Livermore, CA, US)

Application Number: 524843
Filing Date: 1974-11-18
Publication_date: 1976-02-10
Assignee:
Primary Class(es): 277/649 277/913, 285/363
Other Classes:
US Patent Ref:

3208758	Sep, 1965	Carlson et al.	277/236.
3223427	Dec, 1965	Gerard et al.	277/190.
3301578	Jan, 1967	Platt et al.	277/236.
3747963	Jul, 1973	Shivak	285/363.

Other Refs:
Primary Examiner: Rothberg, Samuel B.
Assistant Examiner:
Attorney: Tipton; Robert R.