Patent ID: 6945571

Claim:
An exit door comprising: a door frame, a door panel attached to said door frame and openable and closeable relative to said door frame, and said door panel including a stile, and a presser bar device attached to said stile of said door panel, to selectively open and lock said door panel to said door frame, said presser bar device including two lock rods slidably attached to said stile to selectively move into said door frame, and thus to selectively open and lock said door panel to said door frame, said presser bar device including a housing attached to said stile of said door panel and having an oblong hole formed therein, and including a drive pin attached to either of said lock rods and slidably received in said oblong hole of said housing, and including a bracket slidably received in said housing and having a space formed therein and defined by a hook to receive said drive pin and to engage said hook with said drive pin, said presser bar device further including a crank pivotally attached to said housing and having a first end coupled to said bracket and having a second end, and a presser bar carried on said door panel and actuatable onto said second end of said crank, to rotate said crank relative to said housing, and to move said drive pin up and down relative to said housing, in order to actuate said lock rods away from said door frame and to unlock said door panel relative to said door frame, said presser bar device including means for biasing said lock rods to engage into said door frame, and to selectively lock said door panel to said door frame, said crank being provided to allow said presser bar device to be attached to either side of said door panel, said presser bar device including two casings attached to said lock rods respectively, to selectively engage into said door frame, each of said casings including a space defined between two ears, and including a first flap received in said space of said casing, said first flap including an orifice formed therein, and a first pole attached to said casing and loosely engaged through said orifice of said first flap to loosely attach said first flap to said casing, and at least one second flap received in said space of said casing.