Door for buildings

Details Door for buildings Door for buildings

1981-08-06

1984-02-07

Kannan, Philip C.

Movable or removable closures

Panel with closure feature

49394, 49400, 49503, 49504, 52167, 29234111, 292DIG38, E06B 300

Patent

active

044294956

ABSTRACT:
The invention provides a door for buildings, comprising the outside panel thereof being larger in area than the inside panel thereof, the four edge faces of the door being provided on their outside portions with acute-angled projecting portions, the outside portions of the inner faces of a door frame being inclined toward the outside, the clearances between the inner faces of the door frame and the inside portions of the edge faces of the door being at least 6 mm each; and a door for buildings provided with a lock having clearances of at least 6 mm each over and under a dead bolt or a latch bolt when said bolt is inserted into a bolt recess.

REFERENCES:
patent: 2073149 (1937-03-01), Geyer
patent: 2946614 (1960-07-01), Russell
patent: 3364298 (1968-01-01), Peters
patent: 3492038 (1970-01-01), Schlage et al.
patent: 4018475 (1977-04-01), Richtermeier
patent: 4165112 (1979-08-01), Kleefeldt
patent: 4328644 (1982-05-01), Scott et al.

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