Multibore conduit

Details Multibore conduit Multibore conduit

1976-07-28

1978-06-27

Haroian, Harry N.

Pipes and tubular conduits

Plural duct

Longitudinally extending common wall

138155, 138172, F16L 922

Patent

active

040968871

ABSTRACT:
Conduit sections are provided which have multiple interior partition walls and which are adapted to be interconnected to form continuous passageways for underground cables. Each conduit section consists of a lightweight injection molded plastic material including an enclosing wall which has reinforcing thereon to aid in withstanding pressure and loads to which the sealed underground conduit may be subjected. The conduit section also has improved joint seal characteristics for interconnecting two sections.

REFERENCES:
patent: 372487 (1887-11-01), Purves
patent: 706974 (1902-08-01), Lyle
patent: 1025186 (1912-05-01), Hill
patent: 2477533 (1949-07-01), Whiting
patent: 3872894 (1975-03-01), Streit
patent: 3941157 (1976-03-01), Barnett

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