Title: Closure lid for home canning jar

Abstract: A closure lid for a home canning jar includes a cap member threadably engaging the neck of a canning jar. A flexible dome shaped body extends upwardly through the cap member. A mechanism is provided for forming an airtight seal between the cap and the body. A mechanism is provided for forming an airtight seal between the body and an upper edge of the neck of the jar.

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Inventors: Wojcik, Walter J. (Milan, MI, US)

Application Number: 711112
Filing Date: 1976-08-03
Publication_date: 1977-07-12
Assignee:
Primary Class(es): 215/276 215/260, 215/270
Other Classes:
US Patent Ref:

184478	Nov, 1876	Otterson	215/276.
653262	Jul, 1900	Rodiger	215/276.
661746	Nov, 1900	Simpson	215/276.
3434615	Mar, 1969	Barletta	215/276.
3924772	Dec, 1975	Magnani	215/276.

Other Refs:
Primary Examiner: Hart, Ro E.
Assistant Examiner:
Attorney: Brufsky; Allen D.