Tongue and groove tapered planks

Details Tongue and groove tapered planks Tongue and groove tapered planks

1986-07-24

1987-10-20

Ridgill, Jr., James L.

Static structures (e.g., buildings)

Opaque stonelike module

Lateral retaining feature on facing sheet

52574, 144 85, E04C 104

Patent

active

047005246

ABSTRACT:
A finished construction plank processed from a log having sides chipped to a hexagonal profile to form tapered flattened surfaces along the longitudinal length of the log and cut to form a top and bottom half having a middle surface wherein each half is cut with at least one of a tongue and groove on each side extending parallel the middle surface along the longitudinal length of the plank.

REFERENCES:
patent: 667953 (1901-02-01), Ross
patent: 714251 (1902-11-01), Spencer
patent: 781376 (1905-01-01), Sorensen
patent: 944489 (1908-12-01), Linderman
patent: 1070572 (1913-08-01), Wyckoff
patent: 1110008 (1914-09-01), Ripley
patent: 4106254 (1978-08-01), Jack et al.

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