Pipe joints or couplings – Particular interface – Annular socket
Patent
1987-05-04
1989-04-11
Arola, Dave W.
Pipe joints or couplings
Particular interface
Annular socket
285423, 285903, F16L 2500
Patent
active
048199729
ABSTRACT:
A duct joining system for sealingly connecting plastic gas-conveying ducts is provided. The joining system comprises a receptacle attached to an end of a first duct and sealingly fastened thereto. The receptacle has a size and configuration which is adapted to mate with an end of a second duct. The second duct has a grippable surface extending along its length. The interior of the receptacle contains releasable gripping means and a sealing gasket. The gripping means engages with the surface of the second duct in order to urge the end of the second duct into sealing contact with the gasket.
REFERENCES:
patent: 1904675 (1933-04-01), Boyer
patent: 2260221 (1941-05-01), Gray
patent: 3246918 (1966-04-01), Burghart
patent: 3512805 (1970-05-01), Glatz
patent: 3757031 (1973-09-01), Izraeti
patent: 3805845 (1974-04-01), Santoro
patent: 3812659 (1974-05-01), Westergren et al.
patent: 3836181 (1974-09-01), Kelver
patent: 3933406 (1976-01-01), Cameron et al.
patent: 4046409 (1977-09-01), Virgin
patent: 4214351 (1980-07-01), Wenk
patent: 4294476 (1981-10-01), Nash
patent: 4304423 (1981-12-01), Nez
patent: 4317471 (1982-03-01), King
patent: 4441745 (1983-11-01), Nicholas
patent: 4484769 (1984-11-01), Lacey
patent: 4502186 (1985-03-01), Clarke
ACME Manufacturing Co. sales brochure for flexible polyester air duct systems.
Product information sheet for Bede Industries, Inc. clothes dryer vent conduits.
Harvel Plastics, Inc. Standard Specification Sheet for Thermoplastic Duct.
Article entitled, "Industrial and Institutional Applications for Thermoplastic Fume Exhaust Systems".
Standard specification sheet for rigid polyvinyl chloride duct.
Copy of Refrigerator Clamp Part.
Champa Gary
Jones Joseph E.
LandOfFree
Grip joints for plastic ducts does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Grip joints for plastic ducts, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Grip joints for plastic ducts will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-661842