Adjustable door

Details Adjustable door Adjustable door

2005-05-17

2005-05-17

Slack, Naoko (Department: 3635)

Static structures (e.g., buildings)

Composite prefabricated panel including adjunctive means

Sandwich or hollow with sheet-like facing members

C052S784160, C052S656400, C052S217000, C049S505000

Reexamination Certificate

active

06892506

ABSTRACT:
The present invention provides a door with an adjustable height and an adjustable width. The door of the invention comprises a central unit, a bottom unit overlapping with the central unit to define a bottom overlapping region, a side unit overlapping with the central unit to define a side overlapping region, and a corner unit overlapping with the side unit and with the bottom unit. The height of the door may be adjusted by changing the size of the bottom overlapping region. The width of the door may be adjusted by changing the size of the side overlapping region. The corner unit is attached to the bottom unit and to the side unit in a manner ensuring that the shape of the door as a whole is rectangular at any height and width to which the door is adjusted.

REFERENCES:
patent: 2583989 (1952-01-01), Bamberg
patent: 4777765 (1988-10-01), Johnson, Jr.
patent: 5291688 (1994-03-01), Pederson
patent: 5845439 (1998-12-01), Hendley
patent: 5921059 (1999-07-01), Farra
patent: 6058665 (2000-05-01), Halvorson et al.
patent: 6530183 (2003-03-01), Kuei-Yung
patent: 1004399 (1987-08-01), None

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