Baths – closets – sinks – and spittoons – Dry closets – With heating meas
Patent
1981-06-29
1983-10-04
Ward, Jr., Robert S.
Baths, closets, sinks, and spittoons
Dry closets
With heating meas
285 46, 285193, 137359, E03C 104, F16L 500
Patent
active
044070233
ABSTRACT:
A device which is useful in providing a seal around passages wherein a pipe or other plumbing fixture enters a wall. The device has oppositely engageable identical sections which have semicircular notched portions substantially in the center thereof and adapted to be disposed about the pipe or plumbing fixture passing through the wall. Multiple clamping elements are provided to secure the oppositely positioned halves in a substantially parallel and aligned configuration.
REFERENCES:
patent: 230040 (1880-07-01), Morey
patent: 453461 (1891-06-01), Beaton
patent: 1278895 (1918-09-01), Farley
patent: 2054308 (1936-09-01), Tucker
patent: 2743461 (1956-05-01), Urbas
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