Sec. 7-232. - Definitions.

For the purpose of this article, certain terms are defined as follows:

Approved means certified as meeting the requirements of this article by the enforcing authority or its authorized agents, or by other officials designated by law to give approval on a particular matter dealt with by the provisions of this article with regard to a given material, mode of construction, piece of equipment or device.

Auxiliary locking device means a secondary locking system added to the primary locking system to provide additional security.

Bolt is a metal bar which, when actuated, is projected (or thrown) either horizontally or vertically into a retaining member, such as a strike plate, to prevent a door or window from moving or opening.

Bolt projection or bolt throw is the distance from the edge of the door, at the bolt center line, to the farthest point on the bolt in the projected position.

Burglary-resistant glazing means those materials as defined in U.L. Bulletin 972.

Commercial building means a building or portion thereof used for a purpose other than dwelling.

Component, as distinguished from a part, is a subassembly which combines with other components to make up a total door or window assembly. For example, the primary components of a door assembly

include door, lock, hinges, jamb/wall, jamb/strike and wall.

Cylinder means the subassembly of a lock containing the cylinder core, tumbler mechanism and the keyway. A double cylinder lock is one which has a key-actuated cylinder on both the exterior and interior of the door.

Cylinder core or cylinder plug is the central part of a cylinder containing the keyway, which is rotated by the key to operate the lock mechanism.

Cylinder guard means a tapered or flush metal ring or plate surrounding the otherwise exposed portion of a cylinder lock to resist cutting, drilling, prying, pulling or wrenching with common tools.

Deadbolt is a lock bolt which does not have a spring action as opposed to a latch bolt, which does. The bolt must be actuated by a key or a key and a knob or thumb turn and when projected becomes locked against return by end pressure.

Dead latch or deadlocking latch bolt means a spring-actuated latch bolt having a beveled end and incorporating a plunger which, when depressed, automatically locks the projected latch bolt against return by end pressure.

Door assembly is a unit composed of a group of parts or components which make up a closure for an opening to control passageway through a wall. For the purposes of this resolution, a door assembly consists of the following parts: Door, hinges, locking device or devices, operation contracts (such as handles, knobs, push plates), miscellaneous hardware and closures; the frame, including the head, threshold and jambs plus the anchorage devices to the surrounding wall and a portion of the surrounding wall extending thirty-six (36) inches from each side of the jambs and sixteen (16) inches above the head.

Door stop means that projection along the top sides of a door jamb which checks the door's swinging action.

Double cylinder deadbolt means a deadbolt lock which can be activated only by a key on both the interior and the exterior.

Dwelling means a building or portion thereof designed exclusively for residential occupancy, including single-family and multiple-family dwellings.

Enforcing authority is the agency or person having the responsibility for enforcing the provisions of this article. (Examples of an enforcing authority may be, but not limited to, the chief building official, chief of police, sheriff, and the planning director.)

Flushbolt is a manual, key or turn operated metal bolt normally used on inactive door(s) and is attached to the top and bottom of the door and engages in the head and threshold of the frame.

Fully tempered glass means those materials meeting or exceeding ANSI Standard Z 97.1—Safety Glazing.

Jamb means the vertical members of a door frame to which the door is secured.

Jamb/wall is that component of a door assembly to which a door is attached and secured; the wall and jamb used together are considered a unit.

Key-in-knob means a lockset having the key cylinder and other lock mechanisms contained in the knob.

Latch or latch bolt is a beveled, spring-actuated bolt which may or may not have a deadlocking device.

Lock (lockset) is a keyed device (complete with cylinder, latch or deadbolt mechanism, and trim such as knobs, levers, thumb turns, escutcheon, etc.) for securing a door in a closed position against forced entry. For the purposes of this article, a lock does not include the strike plate.

Locking device is a part of a window assembly which is intended to prevent movement of the movable sash, which may be the sash lock or sash operator.

Multiple-family dwelling means a building or portion thereof designed for occupancy by two (2) or more families living independently of each other, including hotels, motels, apartments, duplexes and townhomes.

Panic hardware means latching device on a door assembly for use when emergency egress is required due to fire or other threat to life safety. Devices designed so that they will facilitate the safe egress of people in case of an emergency when a pressure not to exceed fifteen (15) pounds is applied to the releasing device in the direction of exit travel. Such releasing devices are bars or panels extending not less than two-thirds of the width of the door and placed at heights suitable for the service required, not less than thirty (30), not more than forty-four (44) inches above the floor.

Part, as distinguished from component, is a unit (or subassembly) which combines with other units to make up a component.

Primary locking device means the single locking system on a door or window unit whose primary function is to prevent unauthorized intrusion.

Private or single-family dwelling means a building designed exclusively for occupancy by one (1) family.

Rail means the horizontal member of a window or door. A meeting rail is one which meets with a rail of another sash or a framing member or the door or window frame when the sash is in the closed position.

Sash is an assembly of stiles, rails and sometimes, mullions assembled into a single frame which supports the glazing material. A fixed sash is one which is not intended to be opened. A movable sash is intended to be opened.

Sill is the lowest horizontal member of a window frame.

Single cylinder deadbolt means a deadbolt lock which is activated from the outside by a key and from the inside by a knob, thumb-turn, lever or similar mechanism.

Solid core door means a door composed of solid wood or composed of compressed wood equal in strength to solid wood construction.

Stile is a vertical framing member of a window or door.

Strike is a metal plate attached to or mortised into a door or door jamb to receive and hold a projected latch bolt and/or deadbolt in order to secure the door to the jamb.

Swinging door means a door hinged at the stile or at the head of the threshold.

U.S. listed means tested and listed by Underwriters' Laboratory, Inc.

Window assembly is a unit which includes a window and the anchorage between the window and the wall.

Window frame is that part of the window which surrounds and supports the sashes and is attached to the surrounding wall. The members include side jambs (vertical), head jamb (upper, horizontal), sill and mullions.

(Ord. No. 1538, § 1, 3-8-82)