Pipe joints or couplings – Essential catch – Resilient ring
Patent
1989-05-17
1990-06-05
Reese, Randolph A.
Pipe joints or couplings
Essential catch
Resilient ring
285348, 285356, 285156, 285177, 285 39, 285363, F16L 2104
Patent
active
049308165
ABSTRACT:
A joining structure for metal pipes to be applied in each passage hole of a pipe fitting. This structure can save time in pipe fitting work, and can reinforce the mutual joined condition of a pipe and a pipe fitting.
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patent: 4506919 (1985-03-01), Peting
patent: 4776618 (1988-10-01), Barree
patent: 4792160 (1988-12-01), Hwang
Bordar Carol S.
Reese Randolph A.
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