Airtight door

Details Airtight door Airtight door

1989-06-26

1990-06-26

Kannan, Philip C.

Movable or removable closures

Mounted for multidirectional or oblique movement

Initial or terminal movement transverse to sliding movement...

49235, 49409, 49475, 49485, E05D 1510

Patent

active

049360493

ABSTRACT:
An airtight door of the type including at least one sliding panel mounted in a guide track and supported by a plurality of rollers and sealed by a seal structure and provided with a heat wire, tape or strip to establish a frost free seal. The structure disclosed is adapted for use in a door as illustrated and also is adapted for use in sliding windows or similar closures.

REFERENCES:
patent: 880865 (1908-03-01), Davis
patent: 1250816 (1917-12-01), Dunderdale
patent: 1902772 (1933-03-01), Gilpin
patent: 2784444 (1957-03-01), Greig
patent: 2858408 (1958-10-01), Barroero
patent: 2931434 (1960-04-01), Steel
patent: 3075255 (1963-01-01), Taubman
patent: 3156020 (1964-11-01), Horgan, Jr.
patent: 3199155 (1965-08-01), Coleman
patent: 3276166 (1966-10-01), Markus
patent: 3276167 (1966-10-01), Bus et al.
patent: 3583101 (1971-06-01), Pudenz
patent: 3611637 (1971-10-01), Saino
patent: 3818636 (1974-06-01), Calais et al.
patent: 4404770 (1983-09-01), Markus
patent: 4476652 (1984-10-01), Beauchot
patent: 4754573 (1988-07-01), Van Rooij et al.
patent: 4815246 (1989-03-01), Haas

Affiliated with

Also associated with

Rating

Airtight door does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Airtight door, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Airtight door will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1116822