Pipes and tubular conduits – Flexible – Corrugated
Patent
1983-10-25
1985-04-09
Marcus, Stephen
Pipes and tubular conduits
Flexible
Corrugated
138154, F16L 906
Patent
active
045095604
ABSTRACT:
A strip of longitudinally corrugated thin sheet metal is spirally coiled to form a tube with adjacent border portions of successive convolutions overlapping each other with at least one corrugation in the overlying border portion of one convolution fitting into one corrugation of the underlying border portion of an adjoining convolution, and the interfitting crests are provided with circumferentially spaced locking detents each of which has a flattened central area flanked by crimps along its marginal portions that extend downwardly and outwardly in substantial abutment with the lowermost portions of the crests in which the detents are located.
REFERENCES:
patent: 3621884 (1971-11-01), Trihey
patent: 3738394 (1973-06-01), Westerbarkey
patent: 3858421 (1975-01-01), Wood
patent: 3863480 (1975-02-01), Meserole
patent: 4141385 (1979-02-01), Siegwart
patent: 4377188 (1983-03-01), Siegwart
Marcus Stephen
Security Lumber & Supply Co.
Thronson Mark
LandOfFree
Locking detent for corrugated tube does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Locking detent for corrugated tube, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Locking detent for corrugated tube will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1164647