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| Number | Title | Issue Date |
| 7865999 | Door motion controller assembly A track and arm type door controller assembly. A channel member and a gripping member each having a toothed surface are provided, with the gripping member slidably disposed in the channel member. When the pin is retracted, the gripping member teeth are spaced from t... | 01/11/2011 |
| 7155777 | Closure mechanism for hinged devices A closure mechanism for hinged devices having an upper member and a lower member. The closure mechanism includes a track disposed on the upper member and at least one support arm pivotally attached to the lower member. A biasing element is adapted to urge the suppor... | 01/02/2007 |
| 6978516 | Apparatus for controlling various movements of a door Apparatus for controlling various and different movements of a door, said apparatus having a door hinge assembly with a hinge pin having a plurality of bearing surfaces to reduce stress and wear on a hinge pin housing, a torque mechanism for pre-torquing and torquin... | 12/27/2005 |
| 6976289 | Door closer with door arresting mechanism A door closer having a door arresting mechanism to arrest a door in an opened position that includes a cylinder and piston assembly wherein the arresting mechanism includes a cam member having an arresting dwell cam profile and an indexing profile, and an associated... | 12/20/2005 |
| 6931693 | Damper mechanism A damper mechanism installed on an opening and closing device that has an arcuate plunger with the same radius of curvature of the cylinder it slidably mates with. A torsion coil spring causes the sliding action of the plunger into the cylinder in one direction.... | 08/23/2005 |
| 6901634 | Door check device with insert molded roller A door check device, for installation between a motor vehicle body and a motor vehicle door that swings in opposing opening and closing directions relative to the vehicle body, with an improved roller is provided. The roller includes a metal core having an internal ... | 06/07/2005 |
| 6874198 | Door safety devices Gravity actuated door safety devices, which prevent injury to fingers and pet's tails, are provided. A swinging door safety device comprises a pair of spaced parallel bars connected to one another at one end by a crossbar. At the opposite end of each bar, a counterw... | 04/05/2005 |
| 6705047 | Door and door closer assembly A door assembly includes a door frame having a horizontal header along the top thereof. A firestop extends downwardly from the header, the firestop has a plurality of sides defining a channel therein. The firestop has an at least partially open side to allow the cha... | 03/16/2004 |
| 6615449 | Releasable locking assembly for a door control cylinder A releasable locking assembly for a door control cylinder is disclosed. The assembly fits over the rod of the door control cylinder and includes a locking flange member maintained in a confined space within a pair of concentric closed end cup members. The... | 09/09/2003 |
| 6557300 | Propping support for a chest A propping support for a chest, having a lid rest fastened on an inside surface of the lid of a chest, and a wall rest connected with the body of the chest. The lid rest and the wall rest are connected by a support device which secures the lid of the ches... | 05/06/2003 |
| 6343818 | Door guard A pivot pin (5) is pivotably provided on a door B through a support member (2). A basal end portion of a pivotal lever (3) is nonpivotably connected to the pivot pin (5). By sandwichingly holding the pivot pin (5) from its both sides by means of a plate s... | 02/05/2002 |
| 6253417 | Door holder and stop with retaining means for holding a door shut while in a closed position A door holder and stop which utilizes an elongated arm and track to retain the door in a closed position. The arm, through the use of a plate, is attached to a door frame. Pivotally and slidably connected to the arm is the track, having a return end and a... | 07/03/2001 |
| 6240598 | Arrangement for controlling an angularly movable member 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) attached to the shaft fi... | 06/05/2001 |
| 6154924 | Door closer unit 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 and second chambers... | 12/05/2000 |
| 5906026 | Hold-open device for a door A hold-open device for a door provided with a closing mechanism comprises an operating arm connectable at one end to the closing mechanism, a guide track, a sliding unit movable in the guide track and connected to the opposite end of the operating arm, an... | 05/25/1999 |
| 5749122 | Interior door closer and method A hidden door closer is based upon the positioning of a torsional spring adjacent the hinge edge of a door, which door has a hollow interior hidden closer portion with a closer mounted in an access opening so that the torsional spring and its housed assem... | 05/12/1998 |
| 5666692 | Adjustable power closure A door closer having a spindle and cam arrangement for driving a cam plate longitudinally within a housing filled with oil, and dual rods connected to the cam plate at one end and to two pistons respectively at an opposite end. The pistons are reciprocal ... | 09/16/1997 |
| 5461754 | Door closer with a detent for holding a door open and the detent therefor A door closer being affixable to a door for closing the door. A channel having a slide therein for engaging with a detent also in the channel for holding the door open. The slide is connected to an arm of the door closer which arm moves the slide along th... | 10/31/1995 |
| 5311642 | Door closer with a detent for holding a door open and the detent therefor A door closer being affixable to a door for closing the door. A channel having a slide therein for engaging with a detent also in the channel for holding the door open. The slide is connected to an arm of the door closer which arm moves the slide along th... | 05/17/1994 |
| 5274880 | Door closer A door closer having a return spring for accumulating a recovering force in a door closing direction at the time of opening a door for performing a braking force by a damper at the time of closing the door which comprises a closer body internally containi... | 01/04/1994 |
| 4763384 | Door closer and check In a door closer, there are provided a vertical rotatable shaft associated with the rotation of a door through an arm, two cams installed integral with the shaft, an urging device for rotating the door in the closing direction through one of the cams and ... | 08/16/1988 |
| 4639969 | Door closer mechanism This is an improved door closer mechanism for attachment to, or incorporation into, a standard spring type door closer, or for use with a standard spring type door closer. It is particularly useful for screen or storm doors. The unique feature is a revers... | 02/03/1987 |
| 4438544 | Looped rod safety stop The invention of the present application is a guard for limiting the opening of a door (10) with respect to the frame (12) in which it is mounted. The device includes first and second wire forms (14, 42), each having a looped extension portion (38, 46) fo... | 03/27/1984 |
| 4422213 | Door closer shaft An axially extending closer shaft for a door closer is made up of an axially extending first section mounted in a door closer housing and an axially extending second section aligned with and connected to the first section and located outside of the housin... | 12/27/1983 |
| 4419787 | Door closer assist linkage A control linkage for use with a door closer, wherein the linkage is provided with a spring which resiliently biases against relative rotation of a pair of arms as the arms approach a door-open limit position, and which aids the door closer in moving the ... | 12/13/1983 |
| 4348069 | Cabinets and doors therefor A door for a cupboard and more especially a corner cupboard comprising a planar closure member formed in two sections of different width with one hingedly connected to the other, a first of said section being adapted for hinged mounted to an aperture in w... | 09/07/1982 |
| 4190926 | Door guard A door guard for a swingable door that is mounted in a doorway having a door closer affixed to the doorway permits the door to open beyond the point which would normally be the widest open position allowed by the door closer and slows the rate of movement... | 03/04/1980 |
| 4141104 | Overcenter door control device An overcenter door control device is disclosed for resiliently holding a door in a predetermined open position after being moved past dead center in one direction, and resiliently holding the door closed after being moved past dead center in the opposite ... | 02/27/1979 |
| 4048695 | Door check and closure device This invention relates to a door closer and holder having a longitudinally movable rod containing a niche which rests against a stop plate to hold the door in an open position. A rotating cam is positioned adjacent the niche in the rod so that further mov... | 09/20/1977 |
