Abstract: A method and storage and locking arrangement for storing keys to locks and controlling the use of keys. The storage and locking arrangement consists of a closed box or a similar storage unit, a central lock and its key, as well as a number of auxiliary locks, each having its designated key. The locks are arranged in a closed box or similar storage unit so that they can be unlocked using keys from the outside of the box. The central lock is arranged to control the operation of the auxiliary locks so that when the central lock is locked, it prevents the keys to the auxiliary locks from being removed from their respective locks, and once the central lock is unlocked, it can be used to select the operation of any single auxiliary lock at a time using the corresponding key so that the key to the auxiliary lock can be removed from the auxiliary lock.

Abstract: A method and storage and locking arrangement for storing keys to locks and controlling the use of keys. The storage and locking arrangement consists of a closed box or a similar storage unit, a central lock and its key, as well as a number of auxiliary locks, each having its designated key. The locks are arranged in a closed box or similar storage unit so that they can be unlocked using keys from the outside of the box. The central lock is arranged to control the operation of the auxiliary locks so that when the central lock is locked, it prevents the keys to the auxiliary locks from being removed from their respective locks, and once the central lock is unlocked, it can be used to select the operation of any single auxiliary lock at a time using the corresponding key so that the key to the auxiliary lock can be removed from the auxiliary lock.

Abstract: The invention relates to door closers, particularly a door closer control device that regulates the flow of a pressure medium controlling the function of a door closer. A control device according to the invention includes a support part with a collar that serves as a second support for the control device on the door closer body in addition to the support in the guiding part. This second support holds the control device in place within the pressure medium flow without any rocking or swaying movement, which would hamper the door closing speed.

Abstract: In an embodiment according to the invention, the controller for a solenoid in an electromechanical lock is arranged to generate motion power to move the solenoid plunger and holding power to hold the solenoid plunger in place so that the motion power generated consists of a higher power level and a lower power level that are alternating.

Abstract: The invention relates to a disc tumbler cylinder lock and a key for it. The key according to the invention comprises a groove that is transverse to the key shank. The groove comprises a bottom section and side sections that are transverse to the bottom section between the bottom section and the outer surface of the key shank. The bottom section of the groove is the key's main driving surface used to transfer turning force to the disc tumbler cylinder lock. This reduces wear on the O-surfaces of the key because the O-surfaces do not transfer the majority or any of the key turning force to the disc tumbler cylinder lock.

Abstract: A door lock with a bolt, wherein the bolt pieces of the dual-action bolt are prevented from turning away from each other as the bolt pieces have two projections (24, 26) arranged to cooperate with the inner surface (30) of the front plate. In relation to the support of the bolt piece on the shaft (29), one of the projections (26) is arranged on the opposite side in the axial direction compared to the other away-facing projection.

Abstract: The deadbolting means of the lock according to the invention comprise a locking piece (15) to establish and release the locking of the deadbolting means in the deadbolting position. The locking piece is pivotably supported on the lock body (3) and comprises a mechanical control part (19) and at least one electrical control part (20A, 20B). The mechanical control part is functionally linked to a mechanical controller. The electrical control part is functionally linked to an electric actuator.

Abstract: This invention relates to a door lock comprising a lock body (3) fitted with a front plate and a bolt (4). The transfer of external force to the locking piece (5) in the lock body is reduced. The reduction of external force is arranged in two stages of transmission. At the first stage of transmission, the transmitted force is reduced using a wedge part (10) that is in force transmission contact with a lever (11). The second stage of transmission constitutes the lever.

Abstract: A mounting accessory for installation behind the cover plate of a handle to mount a switch device behind the cover plate includes a body having mounting formations using which the switch device can be fastened to the mounting accessory and a cable clamp for a wire attached to the switch device. The mounting accessory is formed with an installation hole for fastening the mounting accessory to the cover plate using a screw.

Abstract: A lock body includes a bolt and a follower that is functionally connectable with the bolt to control the position of the bolt, and a driver. The driver is connectable with the follower to convey force turning the driver to the follower. Furthermore, the lock body includes an electric motor to operate as a power source for changing the locking state of the lock body.

Abstract: A padlock includes a lock body and a U-shaped shackle fitted in the lock body and movable between a released position and a locked position. A bolt member is disposed in the lock body and cooperates with a turnable force transmission member and the shackle, when the shackle is in the locked position, to retain the shackle in the locked position when the force transmission member is in a first position and to permit the shackle to move to the released position when the force transmission member turns to a second position. A key-actuated cylinder lock mechanism includes turnable locking discs and a control member which acts directly on the force transmission member for turning the force transmission member from the first position to the second position when a lock cylinder is turned from an opening position to a locking position. A spring is effective between the lock cylinder and the force transmission member.

Abstract: This invention relates to lock spindles divided into two parts and interconnected by a connecting pin. The invention particularly relates to solenoid locks. The invention eliminates the effect of an external force applied to a divided spindle on the opposite-side spindle and other parts of the lock. The divided spindle comprises a connecting pin that is round in cross-section, a first spindle and a second spindle. The connecting pin can be connected to the spindle parts so that the spindle parts rotate in relation to the connecting pin.

Abstract: The present invention relates to a locking arrangement by means of which two parts can be locked to each other, such as locking a door to its frame construction. The locking arrangement comprises a first locking element fastened to the lock unit, a second locking element fastened to the counter part and an acting element being preferably a part of the lock unit. The first and second locking elements are gripping brackets, forming a hooked grip with each other when the lock unit and the counter part are against each other, when, for example, the door is locked in its opening. The gripping brackets are essentially in the direction of the movement of the door. The task of the acting element is to keep the gripping brackets in an overlapping position when the locking arrangement is locked. The position of the acting can be changed, and the current state of the locking arrangement depends on the position.

Abstract: A door lock includes a latch bolt and an auxiliary bolt. A stop member is supported by the auxiliary bolt and is movable relative to the auxiliary bolt between a position in which it prevents a guide element moving to a position providing deadlocking of the latch bolt, while the auxiliary bolt is in a protruding position, and a position in which it allows the guide element to move to a position providing the deadlocking of the latch bolt. The stop member allows the guide element to move to the position providing deadlocking of the latch bolt only in case both the auxiliary bolt and the latch bolt are first moved to retracted positions.

Abstract: A door lock with controllable handle operation including a bolt (3), a follower (5) for moving the bolt and an operation axis (4), on both ends of which an actuator can be installed for operating the follower (5), whereby force transmission from either side of the lock to the follower (5) is established by means of movable coupling members (10a, 10b), which are controlled by a solenoid arrangement (8, 9) or the like, and in which the follower (5) is provided with two separate torsion units (6a, 6b) installed on the operation axis (4) on different sides of the follower (5) and turnably secured thereto, which units can be connected to force transmission with the follower (5) by utilising said coupling members (10a, 10b).

Abstract: A door closer includes a body formed with a cylinder and a piston system located in the cylinder and functionally connectable to the door. The piston system divides the cylinder into a first cylinder volume on a first side of the piston system and a second cylinder volume on a second side of the piston system. A spring located in the second cylinder volume. A flow channel formed in the body guides flow of fluid from the first cylinder volume to the second cylinder volume, and a control valve for regulates rate of fluid flow through the flow channel. A filter is positioned across the flow channel upstream of the control valve relative to flow of fluid through the flow channel from the first cylinder volume to the second cylinder volume. The filter presents a filter area greater than the cross-sectional area of the flow channel to incoming flow to the filter and presents a filter area substantially equal to the cross-sectional area of the flow channel to outgoing flow from the filter.

Abstract: A cylinder housing arrangement, where the cylinder housing encloses a lock cylinder or the like, which comprises a number of locking elements to be arranged by a key, preferably tumbler discs to be turned by a key, which discs in their locked position prevent the turning of the lock cylinder relative to the cylinder housing. The cylinder housing comprises a body part and a separate cover part, which is arranged to be installed in the crosswise direction relative to the cylinder housing at the end of the body part on the inserting side of a key, so that it is locked to the body part in the axial direction of the cylinder housing.

Abstract: A piston assembly for a door closer includes a piston formed with a mounting hole and a door closer valve installed with clearance in the mounting hole. The door closer valve has a body part with first and second formations at opposite respective ends of the body part for engaging opposite respective sides of the piston and retaining the valve in the mounting hole. The body part is movable in the mounting hole axially of the mounting hole. The first formation is a protruding flange for seating against the piston at the first side thereof around the mounting hole and creating a seal around the mounting hole.

Abstract: An arrangement for guiding the deadlocking of a latch bolt in a door lock comprising a lock case, which is provided with a latch bolt urged by a spring to a position protruding from the lock case, which latch bolt has a body part and at least one outwardly tapering wedge-shaped headpiece pivotably supported by the body part so that the latch bolt may be pressed into the lock case from either side thereof in the direction of door opening or closing due to a force acting upon said at least one wedge-shaped headpiece, an auxiliary bolt urged by a spring to a position protruding from the lock case, and a guide element, which is on one hand arranged to accomplish the deadlocking of the latch bolt and on the other hand to be in cooperation with the auxiliary bolt so that the auxiliary bolt is arranged to prevent the moving of the guide element to its position providing the deadlocking of the latch bolt, while the latch bolt is in its protruding position.