| 摘要 |
The invention relates to a joint assembly for connecting together fiberglass cylindrical pipe and duct sections (1) up to about one hundred and twenty inches in diameter. An internal tubular slip collar (5) fits into opposing sections joining the section end to end. An external tubular slip collar (12) is mounted over the joined sections (1) encircling their exterior surfaces. A non-volatile epoxy adhesive (11) secures the mating surfaces forming a double adhesive sealed and three level joint. |
