Presser bar device for exit door

Details Presser bar device for exit door Presser bar device for exit door

2005-09-20

2005-09-20

Stodola, Daniel P. (Department: 3676)

Closure fasteners

Bolts

Emergency operating means

C292S021000, C292S034000, C292S156000, C292SDIG055

Reexamination Certificate

active

06945571

ABSTRACT:
An exit door includes a door panel attached to a door frame and having a presser bar device attached to a stile, to selectively open and lock the door panel to the door frame. The presser bar device includes two lock rods to selectively move into the door frame, a drive pin attached to either of the lock rods, a bracket slidably received in a housing and having a space formed by a hook to engage with the drive pin. A crank is pivotally attached to the housing and has one end coupled to the bracket, a presser bar is carried on the door panel and actuatable onto the other end of the crank, to rotate the crank relative to the housing, and to move the drive pin up and down relative to the housing.

REFERENCES:
patent: 3123387 (1964-03-01), Jackson et al.
patent: 3819213 (1974-06-01), Vanderburgh
patent: 4387917 (1983-06-01), Cocker
patent: 4961330 (1990-10-01), Evans
patent: 5088786 (1992-02-01), Linder
patent: 5114192 (1992-05-01), Toledo et al.
patent: 5702134 (1997-12-01), Hsieh
patent: 5816017 (1998-10-01), Hunt et al.
patent: 6000733 (1999-12-01), Linder
patent: 6641183 (2003-11-01), Brown

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