Pipes and tubular conduits – With closures and plugs – Inflation stem type
Patent
1991-03-27
1993-02-09
Bryant, III, James E.
Pipes and tubular conduits
With closures and plugs
Inflation stem type
138 90, 138 96R, 166 92, 166 93, 166 97, F16L 5510
Patent
active
051846080
ABSTRACT:
A well pipe top enclosing pipe cap is provided that has two pivotally interconnected half cylindrical concave pipe end enclosing halves pivotal from an open state to a closed state. The half cylindrical concave halves made of iron, or steel, have half circle enclosing tops and inwardly extended projections at the bottoms that come into upward motion limiting engagement with the bottom of the well pipe top end boss holding the well pipe cap in place in the closed state. In the closed and locked state a cylindrical lock element on one cylindrical concave pipe end enclosing half is mounted for being in alignment with and between two cylindrical lock elements on the other pipe end enclosing half, and an "L" shaped lock rod element is inserted through the aligned lock elements. The top branch of the lock rod element is lowered into a "U" shaped bracket welded in place on the top of one of the half circle enclosing tops and a padlock is locked in place with a portion of its hasp loop extended through aligned openings in opposite sides of the "U" shaped bracket. A lifting handle is welded on the top of the other semicircle enclosure top.
REFERENCES:
patent: 1479193 (1924-01-01), McSpadden
patent: 2032686 (1936-03-01), Cohen
patent: 2179191 (1939-11-01), McWilliams
patent: 2522444 (1950-09-01), Grable
patent: 2799476 (1957-07-01), Bielstein
patent: 3625282 (1971-12-01), Bridges et al.
patent: 4848458 (1989-07-01), Holdsworth et al.
patent: 4895205 (1990-01-01), Thompson et al.
Bryant III James E.
Kintzinger Warren H.
LandOfFree
Well pipe top cap does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Well pipe top cap, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Well pipe top cap will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-320966