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WO/2000/042283A1 |
The invention relates to a door closer (10), comprising a spring arrangement (14) which is tensed for opening the door and which provides the necessary closing moment for the door to close; and a gear mechanism (20 to 28) between the spr...
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WO/2000/036255A2 |
The invention relates to a door closer of a most different type in which all parts thereof such as the housing (2), lifting cam disc (1) with a driving axle (3), damping piston (4), spring piston (6), etc up to the spring are made of pla...
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WO/2000/036256A1 |
A hydraulic floor hinge used for supporting a door on a support floor while hydraulically absorbing undesirable mechanical impact in the case of opening or closing the odor, thus allowing the door to be smoothly operated is disclosed. Th...
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WO/2000/034679A1 |
A rotary damper for damping an impact by an upward opening door or a toilet seat by applying a braking force to it when it is closed, which develops a larger damping force than a conventional damper using a viscosity shear resistance whe...
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WO/2000/011297A1 |
The invention relates to a door closer, comprising a housing which is filled with a damping fluid and a cylinder which is subjected to the pressure of a spring and which interacts with a drive device. Said drive device is connected to a ...
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WO/2000/009844A1 |
The present invention relates to a floor-embedded locking device for a door, and in particular for an all-glass door, comprising a box-shaped outer casing (1), a locking mechanism placed in a lock housing (2) accomodated in said outer ca...
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WO/2000/009845A1 |
The present invention relates to a floor-embedded locking device for a door, and in particular for an all-glass door, and provides a pivot device (1) comprising a pivot pin (2) with an annular collar (5) and a noncircular shank (6) adjac...
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WO/2000/008285A1 |
The invention relates to an improved door closer (1) with an elongated single-piece body (2), which is a compact and aesthetically pleasing unit that can be produced with a minimal amount of material. The side faces (5, 6) of the inventi...
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WO/1999/063191A1 |
The purpose of my invention is to make more convenient the automatic opening and closing of doors. It is an automatic cylinder-shaped gadget (9) whose purpose is to close door; it functions hydraulically thanks to its springs (8). It is ...
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WO/1999/054583A2 |
A hinge type automatic door closer has a cylindrical housing mounted on a door via a door mounting plate, a hinge shaft (3) mounted on a door frame via door-frame mounting plate (6). The hinge shaft (3) is inserted within the cylindrical...
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WO/1999/049166A1 |
The present invention relates to a device (1) in connection with mounting of a door closer (21), said door closer (21) being intended to actuate a door leaf (18) received in a frame (12). It is a frequent problem in connection with conve...
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WO/1999/046468A1 |
An apparatus and methodology of providing improved attachment and securement for a reciprocating operative device doorjamb bracket (26) which comprises an arm structure (32) connected to a basal structure (28), and functions from a prede...
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WO/1999/040283A1 |
The invention relates to a fastening of end caps (2) on housings (5) which are comprised of profile sections and which are used for door-specific devices of automatically operated doors. According to the invention, the end caps (2) are c...
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WO/1999/035361A1 |
A checking mechanism (22) to frictionally check reciprocative devices (10) comprising a rod (16) that functions within a body (12) controlling a biasing means (11); the mechanism (22) providing superior leverage and torsion causing subst...
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WO/1999/006659A1 |
The invention relates to a door drive system for a wing of a door, a window or similar, comprising a drive housing with a drive and/or return device, e.g. a closing spring (7), and a preferably hydraulic damping device. In practice, driv...
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WO/1999/005379A1 |
The invention relates to a device for opening and/or closing a wing of a door, window or similar. The inventive device has a more user-friendly moment curvature than conventional devices, due to a closing spring (8) which rests on a hydr...
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WO/1999/002810A1 |
The invention relates to a door closer comprising a shoulder(110)-type piston (100) acting upon a driven shaft, a pressure build-up piston (200) and an energy accumulator (30), the pistons (100, 200) being axially guided inside a housing...
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WO/1999/000573A1 |
A control mechanism for use with a door closer having a pinion shaft (18), comprises a coiled torsion spring (22) around the shaft with a free end of the spring lying along part of a strap (29), which strap is connected to the shaft and ...
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WO/1999/000574A1 |
A control mechanism for use with a door closer, comprises a shaft (10), angularly movable between a normal position and a second position, the shaft (10) having a first portion (21a) and a second portion (21b), a brush spring (35) attach...
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WO/1998/059141A1 |
The invention relates to a door actuating system (3) for the leaf (1) of a fire door. Door actuating systems known per se, e. g. hydraulic door actuators, use easily inflammable hydraulic oil to regulate damping properties. In the case o...
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WO/1998/049419A1 |
Guide block (1) in a gate control mechanism guiding device enabling back and forth movement of the leaf of a gate, consisting of a guide rail (4) extending over a dimensioned drag section between gate-leaf opening and closing positions, ...
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WO/1998/049420A1 |
Door closing mechanisms with closing springs as energy accumulators and a hydraulically damped closing movement are already known in the art. Said mechanisms comprise a housing (4) mounted on the door wing or door frame whose driven shaf...
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WO/1998/039543A1 |
A door closer unit (100) including a cylindrical housing (10) with a partition (14) axially extending inside and having a first liquid path; a moving body (20) with a movable barrier (24) dividing the interior of the housing into first a...
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WO/1997/049936A1 |
A pneumatic movement damper has a cylinder (1) closed on one side, a piston (2) that slides within the cylinder and is connected to a piston rod (3), a packing (4) mounted on the piston (2) and a throttle passage (7) arranged in the pist...
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WO/1997/029673A1 |
A toilet cover assembly comprises a seat (1) being pivotally connected with a bracket (3) and a damper for damping the movement of the seat (1) from a raised to a lowered position. The damper comprises a housing (23) with a fluid compart...
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WO/1997/029265A1 |
The invention concerns a door operator in which the fixed coupling between the loading spring (1) and the door piston (3) has been removed. By inserting a hydraulic transmission an embodiment dependent on travel and direction is obtained...
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WO/1997/029266A1 |
The invention concerns a door operator with a housing consisting of individual plates (15, 16) which can be changed and are thus programmable. In addition, the fixed coupling normally provided between the piston (3) and the spring (1) co...
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WO/1997/028341A1 |
The invention concerns an overhead door-closing unit in which the two opposed pistons (2, 3) usually used are replaced by a one-piece piston (1). This one-piece piston design increases the efficiency of the door-closing unit.
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WO/1997/023701A1 |
Apparatus (20) for automatically closing a sliding door (40), comprising a pneumatically controlled weighted piston (1) within a vertical tube 5' for operative connection to a sliding panel (13) forming part of a sliding door assembly su...
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WO/1997/016617A1 |
The proposed spring articulation has an outer jacket sleeve (5) and a driver (3) guided in the outer jacket sleeve. The driver's end regions project out of the jacket sleeve. The driver can be braced relative to the jacket sleeve by at l...
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WO/1996/041972A1 |
A plurality of embodiments of dual-rate linear dampers which can be utilized as hold open rods. These dampers provide significantly greater resistance to movement in one direction than in the other and, in one embodiment, effectively loc...
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WO/1996/036785A1 |
The device is designed to store power in spring-loaded systems. A tridimensional working region is tensioned over a retraceable distance on the compression of at least one spring (102-105) in the system. In the operative direction along ...
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WO/1996/030612A1 |
An operating device for a door comprises a door closing device (6, 8, 10) that exerts a first torque on a rotatably journalled shaft (8), said torque via rotation of the shaft in a door closing direction being transferred to a closing to...
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WO/1996/026343A1 |
A door closer with an adjustable springiness has an adjusting screw located inside the pressure chamber and at the same time inside the pressure spring.
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WO/1996/026344A1 |
An automatic door closer and a process for mounting the same are disclosed. The dampening piston (2) has a coupling part (15, 39) and an outer part (30, 33). The coupling part is pre-mounted on the axle group (1) outside the door closer ...
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WO/1996/018793A1 |
Means for the mounting and articulation of a panel opening in a frame are comprised of a fixed part (1) and a turning part (2). The means comprise a housing (3) containing a bearing (4) which guides a ball bearing sleeve (6) which houses...
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WO/1996/008657A1 |
A pneumatic device (10) comprises a piston (12) moveable along a cylinder (10). The piston has opposite ends (18, 26) defining a space (30) therebetween. The space is divided into two chambers (30a, 30b) by a housing (40) fixed relative ...
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WO/1996/005397A1 |
A door closer for hingedly mounted doors comprises an actuator adapted for fitting within the thickness of a door and an anchor member adapted for fitting in a door frame such that when installed the closer acts to draw the door into a p...
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WO/1995/024537A1 |
A door closing apparatus for closing a hinged door (21) comprises a housing (10), a shaft (11) extending substantially along a longitudinal axis of the housing and being rotatably mounted therein. A connecting arm (22) is mounted at one ...
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WO/1995/020090A1 |
In prior art door closers the closing piston, the damping piston and the closing drive components acting therewith are made of metal. Their inherent weight is therefore disadvantageously great and they are complex and costly to produce. ...
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WO/1995/017573A1 |
Floor-mounted door closer device comprising a floor trough (5) insertable in a cavity (3) of the floor and arranged to receive the closer casing (7) from which a pivot pin (9) projects, the device further comprising a cover plate (11) co...
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WO/1995/016845A1 |
A door closer comprises a housing (21) in which a compression spring (23) urges a piston (22) in one direction, an operating spindle (18) in the housing defining an axis (19) about which an arm mechanism (52) connected to the housing is ...
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WO/1995/008941A1 |
An automatic closure mechanism (16), particularly adapted for use with a toilet seat (14) is described. The mechanism will automatically lower a toilet seat that has been rotated to a raised position after a time interval determined by t...
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WO/1995/003468A1 |
The invention relates to a revolving door drive and a process for operating it fitted with a control and regulating unit containing a microprocessor and a corresponding store. Inside the store there are various programs making it possibl...
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WO/1995/003466A1 |
A process is disclosed for controlling and regulating a revolving door drive. Programme steps or programmes stored in a non-volatile memory allow the driving modes of such a door to be changed without additional hardware changes.
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WO/1995/003467A1 |
A revolving door drive (15) is driven by an electromechanical driving motor (53) when the door (19) is opened, whereas the door closure is effected by a commercially available door closer (31). A device stresses the door closer (31) when...
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WO/1995/002107A1 |
An automatic revolving door drive with a hydraulic piston-cylinder unit (7, 8), a closing spring (10) and an opening motor consists of an electromotor (5) and a hydraulic pump (4). The invention deals with a so-called servo-closer that o...
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WO/1994/017271A1 |
An energy storing spring joint (100) for use between two parts movable with respect to each other and joined by the energy storingspring joint is capable of storing energy in such a way that energy is stored in a displacement path and is...
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WO/1994/011607A1 |
A coupling for the all-glass door (8) of a sliding wall element to be coupled to a door closer (6) mounted in a frame has a coupling pin (13) in the fitting (9, 10) of the door and a housing bore (14) which extends transversely to the fr...
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WO/1993/020317A1 |
Apparatus for actuating a safety device comprises an acoustic sensor (104) and means (160) coupled to the sensor for actuating the safety device in response to sound of a predetermined character. Apparatus for releasing or closing a clos...
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