Method and apparatus for positioning a sectional door...

Details Method and apparatus for positioning a sectional door... Method and apparatus for positioning a sectional door...

2006-05-02

2006-05-02

Purol, David (Department: 3634)

Flexible or portable closure, partition, or panel

Plural strip, slat, or panel type

With mounting or supporting means

C292S303000

Reexamination Certificate

active

07036548

ABSTRACT:
A roller stop (50) for a sectional door (D) having a plurality of hinged panels20, rollers (30) attached to the panels, and a pair of tracks (T, T′) receiving the rollers for guiding the sectional door between a closed vertical position and an open horizontal position, the roller stop having a body portion (27), and at least one clamping member67, 68associated with the body portion adapted to engage one of the tracks, wherein the body portion is adapted to contact at least one of the rollers to temporarily maintain the sectional door in a predetermined position.

REFERENCES:
patent: 2643714 (1953-06-01), Wolf
patent: 2703247 (1955-03-01), Wolf et al.
patent: 2846254 (1958-08-01), Forest
patent: 6047761 (2000-04-01), Jaehnen et al.
patent: 6076589 (2000-06-01), Hormann
patent: 6089304 (2000-07-01), Mullet et al.
patent: 6412757 (2002-07-01), Ohno et al.
9 Sheets of photographs of Hörmann KG device for retaining rollers of a sectional door, date unknown.

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