Single-piece sealing cover

Details Single-piece sealing cover Single-piece sealing cover

2006-09-19

2006-09-19

Hook, James (Department: 3754)

Pipes and tubular conduits

With closures and plugs

C138S092000, C220S789000

Reexamination Certificate

active

07108017

ABSTRACT:
A single-piece sealing cover1, made of plastic, especially for sealing an opening2in a support3, includes a basic body5, which is joined with a circumferential collar8, which is designed in the shape of a U, with an inner leg10, an intermediate region12and an outer leg14, and with at least one stop connection16at the outer leg14. The sealing cover is characterized in that the outer leg14and the basic body48can be locked together by means of the stop connection16, after pre-assembly V, by insertion into the opening2and after final assembly E and an outer collar24and the disk-shaped basic body5extend in parallel after final assembly E.

REFERENCES:
patent: 3481242 (1969-12-01), Topf
patent: 4334632 (1982-06-01), Watanabe
patent: 4399927 (1983-08-01), Yaotani et al.
patent: 4874186 (1989-10-01), Groswith, III et al.
patent: 4998642 (1991-03-01), Kraus
patent: 5046775 (1991-09-01), Marcum et al.
patent: 6296136 (2001-10-01), Huet
patent: 6588071 (2003-07-01), Gramss

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