Class 292/245 - Cam and lever operating means

Subclass of Class 292 - Closure fasteners
Definition: Devices operable by means of cam or roll-back and lever
No. of patents: 19
Last issue date: 04/08/2008

Number	Title	Issue Date
7354081	Single bolt mortise lock The present invention comprises a reversible, single bolt mortise lock assembly for hinged doors. The lock assembly combines live bolt and dead bolt functions utilizing only a single bolt. The invention further features a reversible lock assembly that can be opened ...	04/08/2008
7232162	Composite door lock plunger An approved plunger assembly is provided for a door handle. The plunger assembly includes a metallic plunger and a plastic link, which are connected so as to slide together between extended and retracted positions. The plastic link minimizes friction between the plu...	06/19/2007
7152891	Field-reversible locking mechanism A lockset for use in a door assembly is provided and includes an interior mechanism having a first escutcheon, a first housing, and a first retainer shield and an exterior mechanism having a second escutcheon, a second housing, and a second retainer shield. In addit...	12/26/2006
7140211	Tamper detection security for a tank trailer This invention relates to a security system aimed at closing and locking a cover of an opening of a tank trailer to avoid any tampering of its content and to prove that the content of the tank has not been tampered. The security system comprises a locking member mov...	11/28/2006
7108300	Reversible latch bolt A latch is provided for a mortise lock of the type comprising a housing for accommodating the lock components. The latch comprises a first and second portions movably mounted in the housing and a securing element for releasably connecting the first and second portio...	09/19/2006
7003990	Mortice lock A mortice lock for recessed installation into the edge of a door or door frame includes a deadlatching member that is mounted on a bolt assembly for pivoting movement. A drive shaft and hub can be rotated in either a clockwise or counterclockwise direction to cause ...	02/28/2006
6953210	Solenoid arrangement for controlling handle operation in a door lock A solenoid arrangement for controlling handle operation in a door lock, in which force transmission from an operation axis of a handle or the like to a follower acting on a bolt of the lock is provided by a movable coupling member which receives its guidance from th...	10/11/2005
6349982	Reversible mortise lock A reversible mortise lock comprises a latch bolt which is removable from the housing for ease of reversal. A securing member is disposed inside the lock housing for releasbly holding the latch bolt in the housing. The securing member includes a securing e...	02/26/2002
6208103	Electric motor-operated actuator for a motor vehicle lock An electric motor-operated actuator for a motor vehicle lock is provided which permits manual activation in a very wide range of operation. The actuator includes a control crank formed by an outer and an inner guide cam which, over a considerable angular ...	03/27/2001
5678870	Reversible mortise lock A reversible mortise lock comprising a casing, a latch bolt and a pair of spindle hubs disposed within the casing. Each spindle hub is independently pivotable about a fixed axis and has a slot. The latch bolt moves from an extended position to a retracted...	10/21/1997
5263749	Lock with an emergency opening device Lock comprising a spring-latch and a bolt, the spring-latch being actuatable against the biasing action of a spring by means of an external lever (knob) or an internal lever (handle), the levers being rotationally rigidly coupled to respective coaxial hub...	11/23/1993
4958866	Doorleaf lock A doorleaf lock, comprising a lock mechanism for controlling a locking bolt (12) and a catch bolt (15), which is controlled by means of a door handle. The catch bolt, in a neutral position defined by a spring means (21), extends with a non-circular bolt h...	09/25/1990
4927197	Spring-latch door lock provided with an improved locking system and adapted to be used for inwardly and outwardly opened doors A lock comprising a spring-latch member rotatably coupled to a sliding block for assuming two fixed positions with respect to the sliding block, the sliding block being controlled by a rotating member provided for restraining a lug extending from the inne...	05/22/1990
4887854	Gate support latch A gate latch structure is provided for use with either right-handed or left-handed gates. The latch includes a symmetrical main frame and keeper. The main frame has a striker receiving opening with two opposite cam surfaces flaring outwardly into a "Vee"....	12/19/1989
4726613	Fire safety door latch A door latch bolt spring-biased to projected position and retracted by a lever or other unbalanced handle is provided with a blocker plate loosely mounted on the rear face of the bolt and held in nonblocking position by a fusible pin or other heat-sensiti...	02/23/1988
4695082	Reversible mortise lock A reversible mortise lock including a housing having a front plate and side walls, and a latch movable between an extended position in which it projects through the front plate, and a retracted position. Two spindle hubs, for cooperation with the spindles...	09/22/1987
4498914	Filter apparatus including apparatus for clamping an air filter element in a filter housing A filter apparatus having an apparatus for clamping a cylindrical air filter element in place against a fixed surface within a filter housing. The apparatus includes a clamping plate arranged to be moved between a first position in which the clamping plat...	02/12/1985
4286812	Security screen door lock A mortise-type deadlock for hingedly-mounted doors and windows where a locking block engages the lock tongue in the extended position. A pivotally-mounted stop lever on the locking block engages an abutment in the lock body to prevent the locking block be...	09/01/1981
4243256	Narrow style surface mounted reversible latch A reversible door latch particularly suited for use with narrow style doors. Door latch includes a housing mountable on a door, the housing having confronting side walls, each having an opening therein; a latch member having a latch bolt at one end, the l...	01/06/1981

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Class 292/245 - Cam and lever operating means