Safety connection into passages in a tubular body

Details Safety connection into passages in a tubular body Safety connection into passages in a tubular body

1989-01-25

1990-05-01

Arola, Dave W.

Pipe joints or couplings

With means blocking release of holding means

Set screw

285924, F16L 5510

Patent

active

049212818

ABSTRACT:
A safety connection for connecting a plug into a tubular member such as in a passage of a choke or valve body, the tubular member having a threaded port extending into the interior of the passage, a plug body positioned within said passage and having an external groove being aligned with the opening of the port into the interior of the passage, a threaded plug positioned within said port, and having an inner end engaging within the external groove in the plug body, sealing means between said plug body and the interior of said passage, means for sealing between the interior of said threaded plug and the threaded port, a vent opening extending through said threaded port and being sealed by the seating of said threaded plug in said threaded port, the partial unthreading of said threaded plug outwardly in said threaded port opening the vent opening for venting pressure from within the tubular member while maintaining the inner end of the threaded plug in engagement with the groove in the plug body to retain it in its seated position with the tubular member.

REFERENCES:
patent: 1284159 (1918-11-01), Sickman
patent: 2689754 (1954-09-01), Dunton
patent: 2869752 (1959-01-01), Hall
patent: 2943869 (1960-07-01), Nordin
patent: 3107107 (1963-10-01), Guarnaschell
patent: 3574359 (1971-04-01), Klein
patent: 3766947 (1973-10-01), Osburn
patent: 4133560 (1979-01-01), Ishikawa et al.
patent: 4249670 (1981-02-01), Hug

Affiliated with

Also associated with

Rating

Safety connection into passages in a tubular body does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Safety connection into passages in a tubular body, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Safety connection into passages in a tubular body will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-825496