Door push-bar lock-out retainer
OwnerCurtis L. Helding, Carl R. Larrabeeinventors
Life of this patent
Estimating the term…
Abstract
A door push-bar lock-out retainer which includes a block for mounting onto a door and it has a flexible strap for surrounding the push-bar and holding it in the door unlatched position. The strap is adjustable to accommodate various sizes of push-bars. The block has an opening which receives one end of the strap which has a latch end which is trapped in the opening by a latch member on the block. A key is utilized for releasing the strap from the latched position to thereby release the push-bar and thereby place the door in its locked position.
Claims7
A door push bar lock-out retainer of the type used on a hingedly mounted door having a push bar swingably mounted on said door and spaced from said door and extending horizontally and being movable for swinging toward and away from said door and being in a door-unlocked position when swung in toward said door, comprising a block mountable on said door and having a latch opening therein, a restrainer having an end attached to said block to be swingably mounted on said block and extending therefrom in a portion engageable with said push bar for holding said push bar in the door-unlocked position, said restrainer having a latch portion insertable into said latch opening, a spring in said block adjacent said latch opening for releasably engaging said latch portion and thereby releasably secure said restrainer to said block, and a key insertable into said block and operative on said spring for deflecting said spring for releasing said latch portion from said block.
Dependencies are inferred from the claim text.