Movable or removable closures – Threshold – Adjustable
Patent
1974-08-01
1976-06-15
Kannan, Philip C.
Movable or removable closures
Threshold
Adjustable
E06B 170
Patent
active
039628280
ABSTRACT:
An adjustable wall penetration framing member which is adjustable at any point by raising or lowering an adjustment screw and which prevents the infiltration of water and air into the interior of a building through the adjustable member.
REFERENCES:
patent: 596948 (1898-01-01), Seely
patent: 1908623 (1933-05-01), Barringer
patent: 3072976 (1963-01-01), Klaas
patent: 3173287 (1966-09-01), Pease, Jr.
patent: 3475866 (1969-11-01), Johansen
patent: 3521404 (1970-07-01), Hager et al.
Borst Stephen L.
Combustion Engineering Inc.
Kannan Philip C.
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