Pipes and tubular conduits – End protectors – Threaded
Patent
1991-05-28
1992-11-10
Coe, Philip R.
Pipes and tubular conduits
End protectors
Threaded
138 89, B65D 5906, F16C 5500
Patent
active
051615819
ABSTRACT:
A plumbing sleeve is mounted about an extending and projecting portion of rigid conduit pipe within a construction site to provide protection to the conduit pipe prior to a soldering procedure. A modification of the invention includes an elongate sleeve member directed through an associated wall structure of a construction site with perforations permitting removal of the protective end portion. A modification of the invention further includes an abrasive web and flux paste cylindrical portion mounted within a protective sleeve adjacent an opening thereof.
REFERENCES:
patent: 1982567 (1934-11-01), Blanchard
patent: 2118073 (1938-05-01), Pittmeyer
patent: 2145705 (1939-01-01), Wodtke
patent: 2585602 (1952-02-01), Turner
patent: 3168799 (1965-02-01), Johnson
patent: 3319328 (1967-05-01), Finger
patent: 3358898 (1967-12-01), Medkeff
patent: 3583460 (1971-06-01), Faust
patent: 4844322 (1989-07-01), Flowers
Coe Philip R.
Gilden Leon
Till Terrence R.
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