Metal working – Plural diverse manufacturing apparatus including means for... – Binding or covering and cutting
Patent
1988-04-07
1989-06-06
Moon, Charlie T.
Metal working
Plural diverse manufacturing apparatus including means for...
Binding or covering and cutting
29512, 29523, 2924352, 52199, 98 4222, B23D 2304
Patent
active
048358258
ABSTRACT:
A modified metal roof vent, selected from several available types, however, not having a base, but having a cylindrical body, having in turn an open top end and an open bottom end, an inside entry circular recess structure, positioned above this open bottom, and a weather cover secured at a spaced distance above the open top end, is fitted with a lead base, which has portions of this lead base inserted upwardly inside the cylindrical body and then moved radially outwardly to complementary fit the inside entry circular recess structure of the modified metal roof vent, completing the roof vent having a lead base, and a machine for manufacturing this vent, and methods for making this vent, and optionally including a weather sealant material placed between the cylindrical body and the complementary formed portions of the lead base at the locale of the inside entry circular recess structure of this vent.
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patent: 4334703 (1982-06-01), Arthur et al.
patent: 4650532 (1987-03-01), Kloehn et al.
patent: 4711012 (1987-12-01), Walters et al.
Mattern Jr. Roy E.
Moon Charlie T.
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