Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Repair – replacement – or improvement
Reexamination Certificate
2007-05-22
2007-05-22
Lagman, Frederick L. (Department: 3673)
Hydraulic and earth engineering
Subterranean or submarine pipe or cable laying, retrieving,...
Repair, replacement, or improvement
C405S184400, C138S097000
Reexamination Certificate
active
11148115
ABSTRACT:
A housing has a central recessed area with a first end and a second end. Each end has an inside rim with at least one aperture there through. The housing has an outside end with an outside end rim with at least one aperture there through. The housing has a central portion with a full circumference. At least one elastomeric pad has an upper face and a lower face. The upper face is coupled to the housing. At least one lifting member are coupled to the housing.
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patent: 6619886 (2003-09-01), Barrington
patent: 6755592 (2004-06-01), Janssen
Dutkiewicz Edward P.
Lagman Frederick L.
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