Guide Rollers Patents (Class 16/91)
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Publication number: 20110314634Abstract: A drive system for operating and for guiding a wall element, in particular for a room partitioning wall system, with a carriage unit, which is guided to be longitudinally movable in a guiding rail (3). The wall element is pivotably attached to the carriage unit.Type: ApplicationFiled: February 26, 2010Publication date: December 29, 2011Applicant: Dorma GmbH + Co. KGInventors: Arne Liebscher, Olaf Lüttmann, Harald Hoopmann
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Publication number: 20110232030Abstract: A fitting for displaceably supporting sliding doors made of glass, including an adhesive adapter glued onto a door leaf. The adhesive adapter is fastened to a roller carriage by a fastening element. The roller carriage has an adapter support, at which the fastening element is disposed, and in that the roller carriage has an adjuster for adjusting the height of the sliding door.Type: ApplicationFiled: November 24, 2009Publication date: September 29, 2011Applicant: Dorma GmbH + Co., KGInventors: Oliver Walhorn, Thomas Vogler
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Publication number: 20110209306Abstract: The invention relates to the suspension of a door leaf of a sliding door in rail-bound, mass transportation vehicles, such as underground railways, passenger train cars, means of local public transportation, and the like. The suspension mechanism includes carrying rollers in a carrying rail arranged in the upper region of the door leaf or above the door leaf. The invention includes a steel insert having an at least substantially circular track inserted into the carrying rail; the carrying rollers are designed as steel rollers having a concave cross-sectional shape on the running surface, and an adjustment roller is provided, which abuts the adjustment surface of the carrying rail opposite of the steel insert under preload.Type: ApplicationFiled: October 30, 2009Publication date: September 1, 2011Applicant: KNORR-BREMSE GMBHInventors: Christian Pritz, Peter Jetzinger
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Publication number: 20110162167Abstract: A sliding screen door mechanism (100) includes a bottom channel (122), top channel (124) and side channel (126). The bottom channel (122) has a web (132) and a bottom mount (134) which is screw fastened to a surface surrounding an entry door (112). The top channel (124) includes a top web (152), top door track (156) and top mount (154).Type: ApplicationFiled: August 16, 2010Publication date: July 7, 2011Inventor: Sam Blais
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Publication number: 20110147131Abstract: A roller assembly includes a frame (16) defining a doorway (14). A rail (32), which includes at least one supporting surface along at least one side of the rail, is secured to the frame (16). At least one roller (38), which is adapted to roll along the supporting surface of the rail (32), has a tire material (68) that contacts the rail (32). A thermal barrier (62, 70, 72, 76, 80) is positioned to inhibit heat transfer from the rail (32) to the tire material (68).Type: ApplicationFiled: October 6, 2008Publication date: June 23, 2011Applicant: OTIS ELEVATOR COMPANYInventors: Jinliang Wang, Xiaomei Yu, Mikhail B. Gorbounov, John M. Milton-Benoit, Zlatko Strbuncelj
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Publication number: 20110132698Abstract: A door assembly has a door header mounted on a frame defining a doorway, a door movably supported on the frame, and a track including at least one supporting surface along at least one side of the track. The track is secured to the door header. The assembly has at least one roller that is adapted to roll along the track. The roller has a rim portion adjacent a hub portion, and a tire material surrounding the rim portion that contacts the track. The roller is at least partially covered with a thermal barrier between the tire material and at least one of the rim portion and the hub portion to prevent heat transfer to the tire material.Type: ApplicationFiled: October 6, 2008Publication date: June 9, 2011Applicant: OTIS ELEVATOR COMPANYInventors: Xiaomei Yu, Jinliang Wang, John M. Milton-Benoit
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Patent number: 7937808Abstract: A curtain carrier includes a carrier body having a mounting ring which has an inner wall provided with a sliding face, a first support seat having a connecting tube which is inserted into the mounting ring and has an inner wall provided with an engaging hole, a second support seat having an engaging sleeve which is inserted into and closely fit in the engaging hole, and a rolling module located between the first support seat and the second support seat and slidably mounted between the sliding face and the connecting tube. Thus, the curtain carrier has a simplified construction, thereby greatly decreasing the cost of fabrication. In addition, the first support seat and the second support seat are assembled easily and quickly, thereby facilitating assembly of the curtain carrier.Type: GrantFiled: September 9, 2008Date of Patent: May 10, 2011Inventor: Shan-Chi Chuang
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Publication number: 20110089714Abstract: A roller assembly for a sliding vehicle closure includes a bracket secured to an associated sliding vehicle closure and a ball-type roller secured to the bracket at a location spaced apart from the associated sliding vehicle closure. The ball-type roller is fixed in position relative to the associated sliding vehicle closure during opening and closing thereof.Type: ApplicationFiled: October 20, 2009Publication date: April 21, 2011Applicant: Honda Motor Co., Ltd.Inventor: Kenichi Kitayama
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Patent number: 7921512Abstract: An improved arrangement for a transverse dividing element includes an upper cross beam (32), each free end of the cross beam being guided longitudinally by way of an associated guiding structure. The guiding structure includes a slide having a groove in which a free end (34) of the cross beam (32) can slide longitudinally, the free end being equipped with guiding (92, 100) and a locking (102, 104) element. The transverse dividing element can be used to guide an upper cross beam supporting a transverse element that is used to divide the internal space of an aircraft cabin.Type: GrantFiled: November 9, 2006Date of Patent: April 12, 2011Assignee: AdderInventor: Dominique Michel
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Publication number: 20110072613Abstract: The present invention relates to a roller for slidably mounting a panel such as a shower door to a rail or to a similar structure. The roller comprises a first cylindrical portion including a rolling surface for engaging the rail and a second cylindrical portion fixedly securable to the shower door panel. The second portion is concentrically mounted to the first portion and is rotatable relative thereto. A resilient member such as a tension spring connects the first portion to the second portion and stores a potential energy when a user moves the shower door in one direction and automatically urges the shower door to move in the opposite direction when released by the user. The invention also relates to a roller assembly comprising a roller and a rail.Type: ApplicationFiled: September 24, 2010Publication date: March 31, 2011Inventor: James Hays
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Publication number: 20110041286Abstract: A suspension system for at least one panel movable along a travel path is disclosed. The suspension system has at least two carriages for the at least one movable panel. The at least two carriages are stationarily mounted at an upper section of the at least one movable panel and are disposed to extend essentially in a direction transversely to the travel path and parallel to a vertical extension of the at least one movable panel. Rollers are freely rotatably disposed at each carriage. The rollers are disposed to roll on a running surface of a running rail of the suspension.Type: ApplicationFiled: July 30, 2008Publication date: February 24, 2011Applicant: Dorma GmbH + Co. KGInventor: Sven Busch
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Patent number: 7891052Abstract: A carriage which serves to hold a panel, has at least one running element such as a magnet, a wheel and/or a sliding element which is held by at least one corresponding magnetic element or supported on a running surface of an at least approximately U-profile or L-profile-shaped rail. The carriage comprises one or two carriage parts which can be anchored to the panel by mounting elements, such that the two carriage parts can be anchored on the opposing sides (4a, 4b) of the panel. One carriage part is further contemplated, which can be introduced into a groove arranged on the upper side of the panel between the sides and anchored there by the mounting elements. Further provided is a carriage and a mounting device which can be coupled to the carriage and to the glass panel with two assembly parts which are each formed or mounted on one side on the upper side or within a groove of the panel.Type: GrantFiled: October 19, 2007Date of Patent: February 22, 2011Assignee: Hawa AGInventors: Karl Haab, Gregor Haab, Cornel Fuglistaller, Reto Beck
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Patent number: 7886403Abstract: A runner 5 including a striker 51 in a lower portion; a catcher 6 corresponding to the striker 51 and engaging a movable body 1 in a reference position R; and an urging device 7 storing an urging force when the catcher 6 is in the reference position R, are provided. The catcher 6 in the reference position R captures the striker 51 of the runner 5 stopped and engaged with a rail 2 in a self-propelling start position SA of the movable body 1, and upon this capture, an engagement between the catcher 6 and the movable body 1 is released. At the same time, due to a backward movement of the movable body 1 from the stop position SA, the catcher 6 is positioned in the reference position R again, and releases the striker 51 of the runner 5. An engagement between the runner 5 and the rail 2 is subsequently released.Type: GrantFiled: November 22, 2007Date of Patent: February 15, 2011Assignee: NIFCO Inc.Inventors: Mikio Nezu, Takahiro Saito
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Publication number: 20100299871Abstract: The present invention provides at least one anti-sway trolley assembly used in conjunction with either a single sided partition set or sandwiched between first and second partition side in a double sided partition set. The anti-sway trolley assembly comprises a floating rod affixed at a first end to a trolley. Affixed at a rod second end is a floor contact member which provides frictional resistance to lateral displacement of the door. Each anti-sway trolley assembly rides in a chain guide and is affixed to a partition hinge rod. In this manner, a floor channel is not required to achieve resistance to lateral displacement forces.Type: ApplicationFiled: June 2, 2009Publication date: December 2, 2010Applicant: Cornell Iron Works, Inc.Inventors: Joseph D. Kondash, Joseph L. Balay
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Patent number: 7841048Abstract: A sliding assembly having a body for a transversal sliding door includes a positioning unit and a sliding device. One end of the positioning unit serves to assemble with a doorplate; and another end thereof serves to assemble with the sliding device. The sliding device includes a retaining portion and a rolling portion. The rolling portion includes a first combining portion, a second combining portion, a wheel shaft and a contact unit. The contact unit is clampingly and sandwichedly disposed between the first and second combining portion. Of the wheel shaft; and the wheel shaft is rotatably engaged with the retaining seat and is received in the first combining portion. Thereby when the doorplate is pushed, the contact unit will suffer from a force so that the rolling portion will pivotally rotate with respect to the retaining portion so that the doorplate can move transversally.Type: GrantFiled: April 24, 2008Date of Patent: November 30, 2010Assignee: Door & Window Hardware Co.Inventor: Dong-Shiuan Tsai
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Publication number: 20100275408Abstract: A sliding mechanism includes a hollow track and a trolley. The hollow track includes a slot. The trolley includes a first plate, a second plate and rolling units. The first plate is wider than the slot and located in the hollow track, and includes two pairs of apertures. The second plate includes two pairs of apertures, and is mounted on the hollow track. Each rolling unit includes a trough, a cover and rollers. The cover is connected to the trough through a related pair of apertures so that they together form a pod. The rollers are disposed in the pod so that some of the rollers contact a side of a related one of the plates while some other rollers contact another side of the plate and that the rollers can roll and move in the pod through the apertures. A fastener fastens the plates to each other.Type: ApplicationFiled: April 29, 2009Publication date: November 4, 2010Inventors: San-Lang Ding, Chun-Hui Chang
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Publication number: 20100270898Abstract: The displacement device serves to hold a separation element, which is pivotally connected to a bracket, which is held slideably by a first beam of a scissor assembly and firmly by a second beam of the scissor assembly with a scissor assembly bearing. The scissor assembly bearing comprises a profile body that is adapted to the bracket and can be connected thereto, which profile body comprises a profile part which is connected articulated to the first end element of an adjusting lever, of which the second end element is connected on the one hand pivotally with the second beam and on the other hand is held by an adjusting bolt, of which the threaded shank is rotatably mounted in a threaded channel of the profile body.Type: ApplicationFiled: April 28, 2010Publication date: October 28, 2010Applicant: HAWA AGInventors: Gregor Haab, Martin Frei, Alfred Stutz, Rolf Heisig, Wladyslaw Wasilewski
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Publication number: 20100269291Abstract: The carriage, which serves for holding a slidable separation element, comprises a carriage body and at least one running wheel, which is a rolling along a rail when the separation elements is displaced.Type: ApplicationFiled: April 28, 2010Publication date: October 28, 2010Applicant: HAWA AGInventors: Gregor Haab, Martin Frei, Alfred Stutz
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Patent number: 7784520Abstract: The safety shield is formed of an elongate L-shaped rail shield engaged to a vertical surface adjacent a vertical rail located within the interior of a garage door. An L-shaped panel shield is engaged to the interior of each garage door panel proximate to the vertical rail. The L-shaped panel shield is on the opposite side of the rail relative to the L-shaped rail shield. A generally U-shaped end covering shield may be integral or engaged to said L-shaped rail shield, where the L-shaped panel shields are positioned interior to the panel shield face side of the U-shaped end covering shield.Type: GrantFiled: June 16, 2006Date of Patent: August 31, 2010Inventor: Rick Paulson
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Publication number: 20100205772Abstract: The carriage provided to hold a displaceable separation element comprises a carriage body provided with at least two running wheels, which carriage body is connected to a carrier profile, which serves to carry the separation element. According to the invention the threaded shank of an adjusting screw is rotationally held in the carriage body, which adjusting screw comprises below the screw head a flange ring, which supports a flange element provided in the carrier profile, which flange element comprises an opening, through which the screw head is guided. By rotating the adjusting screw the carrier profile can thus be optionally adjusted in height. In a preferred embodiment a tool channel is provided in the carrier profile, into which tool channel a conventional tool can be introduced.Type: ApplicationFiled: February 3, 2010Publication date: August 19, 2010Applicant: HAWA AGInventors: Gregor HAAB, Cornel FÜGLISTALLER, Peter ETTMÜLLER
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Publication number: 20100139037Abstract: A carriage includes body, at which at least one first roller is freely rotatably mounted, as well as a carriage suspension member with an upper terminal section is supported at or in the body and, with regard to the body, is pivotable about at least one axis of rotation extending parallel to the longitudinal extension of the carriage. A lower terminal section, the carriage suspension member is configured to extend in a downward direction towards a panel to be moved. The lower terminal section is adapted to suspend the panel to be moved therefrom. An axis of rotation of the at least one first roller extends transversely to the downward direction and transversely to a tangent of the travel path of the at least one panel to be moved in an area of the at least one first roller.Type: ApplicationFiled: July 29, 2008Publication date: June 10, 2010Applicant: Dorma GmbH + Co. KGInventors: Michael Hufen, Axel Richstein, Andreas Finke
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Publication number: 20100139038Abstract: A suspension system for at least one panel movable along a travel path is disclosed. The suspension system has at least two carriages for the at least one movable panel. The at least two carriages are stationarily mounted at an upper section of the at least one movable panel and are disposed to extend essentially in a direction transversely to the travel path and parallel to a vertical extension of the at least one movable panel. Rollers are freely rotatably disposed at each carriage. The rollers are disposed to roll on a running surface of a running rail of the suspension.Type: ApplicationFiled: July 30, 2008Publication date: June 10, 2010Applicant: Domma GmbH + Co KGInventor: Sven Busch
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Patent number: 7730670Abstract: An assembly for coupling a sliding door to a track is disclosed generally comprising a support member, which has a channel in which an upper portion of the panel is disposed, that is connected to an engagement device, such as a wheel, adapted to engage the track. The engagement device is fastened to the support member at a point adjacent to the upper portion of panel in order to minimize the vertical space required. In some embodiments, the panel has a gap in the upper portion, and the engagement device is fastened to the support member via a fastener that extends through the support member and the gap in the panel. In certain embodiments, the support member is a shoe with first and second sidewalls. In some of these embodiments, the fastener extends through the engagement device and into the first sidewall adjacent the panel.Type: GrantFiled: March 1, 2005Date of Patent: June 8, 2010Assignee: Mr. Shower Door, Inc.Inventor: Thomas M. Whitaker
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Patent number: 7698781Abstract: A drapery arrangement includes a drapery fabric, a sliding track, and a plurality of sliding wheels. Each of the sliding wheels includes a sliding hanger, a wheel seat, a central connecting shaft, and a plurality of sliding elements. The wheel seat, having a rotating groove, is adapted to fittedly receive in a toggle cavity of the sliding hanger, wherein the wheel seat has a through connecting channel extended along a radial direction thereof. The central connecting shaft penetrates though the connecting channel enhancing a structural rigidity of the respective sliding wheel, and evenly distributing a load imposed on the sliding wheel. The plurality of sliding elements is rotatably received in the rotating groove for running on a circular sidewall of the toggle cavity, wherein the sliding wheel is slidably mounted on the sliding track for sliding therealong.Type: GrantFiled: June 20, 2006Date of Patent: April 20, 2010Inventor: Yiwei Cai
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Publication number: 20100088965Abstract: An overhead door, which is adapted to have its primary tracking members temporarily disengaged from their primary track when impacted by a substantial force when in the closed or partially closed position, is adapted to smoothly transition from its vertical, closed position to a non-vertical, open position by the use of second tracking members and track which come into use as the door panels transition from a vertical orientation to a non-vertical orientation. The impact caused disengagement feature is therefore effective without interference from the second tracking members, but progressively gives way to the second tracking members and track as the door is raised toward an open position.Type: ApplicationFiled: October 6, 2006Publication date: April 15, 2010Applicant: DL ManufacturingInventors: Donald L. Metz, David Martini
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Patent number: 7637059Abstract: A roller assembly for a frameless sliding glass door has a bracket, a roller and at least one fastening device. The bracket is attached to the frameless sliding glass door and a track and has at least one elongated hole, an adjustment hole and a set screw. The at least one elongated hole is formed through the bracket near the lower end. The adjustment hole is formed through the lower edge of the bracket and communicates with the elongated hole in the lower end of the bracket. The set screw is threaded and corresponds with the adjustment hole. The roller is rotatable connected to the rear surface of the bracket in the upper end and mounted on the track. The fastening device is connected to the bracket and the frameless sliding glass door through the elongated hole and the corresponding through hole.Type: GrantFiled: June 28, 2007Date of Patent: December 29, 2009Assignee: Door & Window Hardware Co.Inventors: James Chang, Chih-Lun Hsieh
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Patent number: 7549456Abstract: A door system (10) having, a door (D), a plurality of track sections (16, 17, 18) having a cross-section defining an interior track area (50) that is accessible though an opening (51) therein, a roller (25) received in the interior track area and coupled to a shaft (26) that is operatively interconnected with the door, and a guard (60) carried by the shaft and at least partially enclosing the roller, wherein the guard includes a shield (62) wall that is positioned within the interior track area and at least partially obstructs the opening in the area of the roller.Type: GrantFiled: November 23, 2005Date of Patent: June 23, 2009Assignee: Wayne-Dalton Corp.Inventor: Danny L. Preising, Jr.
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Publication number: 20090000204Abstract: A roller assembly for a frameless sliding glass door has a bracket, a roller and at least one fastening device. The bracket is attached to the frameless sliding glass door and a track and has at least one elongated hole, an adjustment hole and a set screw. The at least one elongated hole is formed through the bracket near the lower end. The adjustment hole is formed through the lower edge of the bracket and communicates with the elongated hole in the lower end of the bracket. The set screw is threaded and corresponds with the adjustment hole. The roller is rotatable connected to the rear surface of the bracket in the upper end and mounted on the track. The fastening device is connected to the bracket and the frameless sliding glass door through the elongated hole and the corresponding through hole.Type: ApplicationFiled: June 28, 2007Publication date: January 1, 2009Inventors: James Chang, Chih-Lun Hsieh
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Patent number: 7464438Abstract: A sectional door track with improved access to rollers, and methods for using the device are disclosed herein. The sectional door track can be configured to house sectional door rollers operably connected to a sectional door. The door track includes a horizontal segment, a vertical segment, and a curved segment interspersed between horizontal and vertical segments. The door track also includes at least one access door operably connected to one or more of the horizontal and vertical segments of the track. In some embodiments, the access door can be operably connected to one or more of the horizontal and vertical segments of the track by a hinge. In some embodiments, the door track can optionally include a locking ring operably attached to the door track and a locking ring operably attached to the access door. A locking pin configured to slide through the door track locking ring and the access door locking ring to secure the access door in a closed position can also be included.Type: GrantFiled: October 24, 2007Date of Patent: December 16, 2008Inventor: Robert T. Marks
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Publication number: 20080109989Abstract: A wall panel system and method of installation and use are provided, in which wall panels are suspended from trolleys along a track system. The trolleys include guide devices that interact with diverters coupled to the tracks to allow the trolley to be directed as desired at intersections of the tracks, and to follow a predetermined path along the track system. The wall panel system is configurable to allow the wall panels to be aligned serially, such as for dividing the space within a room, or may be stacked, such as suitable for compact storage.Type: ApplicationFiled: November 9, 2006Publication date: May 15, 2008Inventor: Gary Sprague
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Patent number: 7350270Abstract: A guide wheel assembly includes a journal body having an inner bearing race, an axial mounting face, a longitudinally extending threaded mounting portion, a hexagonal tool engaging surface located between the axial mounting face and the inner bearing race, and a guide wheel rotatably supported by the journal body for rotation about the inner bearing race.Type: GrantFiled: August 18, 2005Date of Patent: April 1, 2008Assignee: Bishop-Wisecarver CorporationInventor: Stephen Fournier
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Publication number: 20070289091Abstract: A roller assembly for a rolling door or similar device. The roller comprises a polymer and it has first and second sides, a rolling surface, and an axis around which the roller rolls. The roller also has an interior bore and a shaft rotatably coupled to the roller. One or more ferrules are received within one or both sides of the roller. The ferrules support and align the roller for rotation upon the shaft.Type: ApplicationFiled: June 19, 2006Publication date: December 20, 2007Applicant: CRECO CORPORATIONInventor: Carl R. Espey
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Patent number: 7293389Abstract: A sliding door assembly includes a sliding door that is slidingly mounted to a top track via one or more top guide assemblies. The sliding door is also slidingly mounted to a bottom track. Each top guide assembly includes a top guide wheel that rotationally mounts to the top guide assembly and engages the top track to guide the sliding door. The guide wheel rotates relative to the top guide assembly about an axis that extends horizontally in a direction perpendicular to a direction of travel of the sliding door. The guide wheel also movably mounts to the top guide assembly so that the guide wheel moves upwardly and downwardly relative to the top guide assembly and sliding door to correct for any variation in the gap between the top and bottom tracks.Type: GrantFiled: February 23, 2005Date of Patent: November 13, 2007Assignee: Home Decor Holding CompanyInventor: Kenneth Jacobs
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Patent number: 7065831Abstract: The invention relates to a sliding element, which is suspended and guided on a running track by means of roller carriers or gliding elements, using running track retainers that are connected to a substructure and engage with the underside of the running track. The invention also relates to an anti-removal device, which comprises a locking elements that can be pressed elastically against the running track and that yields when crossed by a running track retainer.Type: GrantFiled: March 18, 2003Date of Patent: June 27, 2006Assignee: Dorma GmbH & Co. KGInventor: Hubert Elmer
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Patent number: 7021007Abstract: A sliding door assembly is disclosed for use in an environment where both sides of the door are useable. The door assembly includes at least one bottom roller mechanism fitted into a lower portion of a bottom rail. The bottom roller mechanism is adjustable and concealed within the bottom rail. The door assembly further includes at least one top roller mechanism fitted into an upper portion of a top rail. The top roller mechanism is concealed in the top rail.Type: GrantFiled: December 1, 2003Date of Patent: April 4, 2006Assignee: Home Decor Holding CompanyInventor: Kenneth Jacobs
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Patent number: 6983512Abstract: A movable door mounting assembly includes a stud assembly and a trolley assembly having a spring-biased cam piece that pivots between a normal position, which allows the trolley assembly to move freely on the track, and a locked position, which causes a locking surface on the cam piece to frictionally engage with a top surface of the track and hold the trolley assembly in place while the door is being hung. A catch in the stud assembly engages with the cam piece when the mounting assembly is fully assembled. Inserting the stud assembly into the trolley assembly, releases the cam piece from its locked position and, at the same time, positions the catch so that it engages with the cam piece when the door is hung.Type: GrantFiled: July 23, 2002Date of Patent: January 10, 2006Assignee: Masco CorporationInventor: Egidio Lucas De Oliveira
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Patent number: 6978513Abstract: A system and method for stopping a moving member located on a stationary member. The system includes sliders or rollers configured to move along a track. The track has a discontinuity to move the moving member to engage a friction pad to slow the moving member. The system includes a striker configured to engage a stop for stopping the moving member. The method includes moving the member along a pathway, altering the movement of the member with a discontinuity in the pathway, slowing the member at the discontinuity with a friction device engaged by the altered movement of the member, stopping the member with a resilient device, and preventing the member from bouncing back from the resilient device a significant amount with the friction device.Type: GrantFiled: March 28, 2003Date of Patent: December 27, 2005Assignee: Kendro Laboratory Products, LPInventors: David S. Harlacker, John Marini, Harvey Schneider
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Patent number: 6928696Abstract: The invention includes a clasp that can be mounted to the roller track of an overhead door and a shim that can be mounted to the overhead door or the shaft of the roller. The clasp includes a portion for attaching to the roller track and a blocking portion that is secured in proximate location to the inner surface of the overhead door. When the overhead door is in a closed position, the shim and the blocking portion are engaged thereby encouraging the overhead door towards the door frame. Multiple clasp and shim assemblies can be mounted to the overhead door to improve the seal between the overhead door and the door frame.Type: GrantFiled: July 23, 2003Date of Patent: August 16, 2005Inventor: Robert F. Wartman
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Patent number: 6912812Abstract: A side sliding door apparatus for an electric railcar includes a side sliding door suspended from a horizontal door rail with a C-shape cross-section. The side sliding door is capable of moving freely via a door roller, and a gap is formed between the door roller and a ceiling of the door rail. A guide roller with a smaller diameter than that of the door roller is provided adjacent to the door roller. A gap between the guide roller and the ceiling of the door rail is set to be smaller than that between the door roller and the ceiling of the door rail. Preferably, a gap adjusting mechanism is provided for adjusting the gap between the guide roller and the ceiling of the door rail.Type: GrantFiled: August 26, 2003Date of Patent: July 5, 2005Assignee: Fuji Electric Co., Ltd.Inventor: Akio Inage
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Patent number: 6820306Abstract: A side wheel assembly of curtain track as a flexible assembly, includes a frame, a fastening member, a sealing member and related elements, which are all formed from plastic materials. The invention has a compact structure, and the elements thereof are assembled and located using simple fastening procedures, thereby accomplishing quick assembly purposes.Type: GrantFiled: October 14, 2003Date of Patent: November 23, 2004Inventor: Yih-Ren Huang
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Patent number: 6813862Abstract: A corner bracket assembly for use in an associated movable frame assembly is provided. The corner bracket assembly includes a first housing piece having upstanding coupling pins. A second housing piece has receiving pockets for connecting engagement with the coupling pins and defining a cavity therebetween. A roller assembly is received within the cavity. The roller assembly includes a roller housing, a threaded engaging portion defined in the roller housing, and a roller rotatably mounted within the roller housing. A threaded fastener is rotatably mounted between the first and second housing pieces and is in threaded engagement with the roller assembly. A track is defined between the first and second housing pieces and the roller assembly for linearly adjusting a position of the roller assembly in relation to the first and second housing pieces.Type: GrantFiled: January 3, 2002Date of Patent: November 9, 2004Assignee: Patio Enclosures, Inc.Inventors: David C. Perich, Tony Bouquot, Robert Maier, Dave Alan Bina
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Publication number: 20040098831Abstract: The present invention is directed to a guide device for sliding doors (1) in furniture, particularly for heavy sliding glass doors. The guide device comprises a guide element which is constructed as a cylindrical bar (6) and at least two running rollers (3) which are fastened to the sliding door (1) by fastening elements (5). The bar (6) is fastened to the furniture body (2) by holding elements (7, 17). The running rollers (3) have a running surface (4) such that the running surface (4) rests completely on the bar (6) at the point of contact between the running surface (4) and the bar (6).Type: ApplicationFiled: September 30, 2003Publication date: May 27, 2004Inventor: Hubert Elmer
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Publication number: 20040003484Abstract: A support and guidance unit for a sliding door of a motor vehicle includes a support adapted to be fitted onto a first structure element of a motor vehicle. A roller assembly is rotationally mounted around a first axis X-X on the support and is adapted to roll on a support and guidance rail. The support and guidance rail is adapted to be fitted onto a second structure element of the motor vehicle and devised to slide with respect to the said first structure element. The roller assembly has two running surfaces extending on both sides of a plane of symmetry M-M, that extends perpendicularly to the said first axis X-X in that the normals to the running surfaces have axial components C1, C2 parallel to the first axis and oriented towards opposite directions.Type: ApplicationFiled: March 19, 2003Publication date: January 8, 2004Inventor: Didier D'Assumcao
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Publication number: 20030213093Abstract: A roller which fits into and rides a panel along a guide channel has a molded synthetic roller head and a molded synthetic roller shaft. The head and the shaft are made separately from and then attached to one another. The roller head has a center opening and the roller shaft has an end part which is trapped in the center opening of the roller head without requiring the use of separate fasteners.Type: ApplicationFiled: May 16, 2002Publication date: November 20, 2003Inventor: Tom Perks
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Patent number: 6611990Abstract: The invention provides a supporting mechanism of a slide door in which a lower end rail portion being most easily dirty in a slide door opening and closing portion is hardly get dirty and an operation can be smoothly and without being shaky performed even when a great load is locally applied to the slide door at a time of moving the slide door. The supporting mechanism of the slide door has upper and lower rails extending along edge portions of upper and lower ends of the entrance/exit and guide rollers respectively provided at least in upper and lower end portions of a front edge of the slide door. The lower rail is constituted by one narrow plate rail having a lower end edge being a free end, the lower guide rollers include a set of two or more rolling rollers, and the set of two or more rolling rollers hold and support the lower rail therebetween from below so as to freely roll.Type: GrantFiled: September 15, 2000Date of Patent: September 2, 2003Assignee: Komatsu LimitedInventors: Masanori Sogo, Makoto Sasaki
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Publication number: 20030154570Abstract: A washerless dishwasher basket wheel assembly that uses a countersunk sprocket opening in the sprocket of the wheel through which a shoulder screw having raised retaining nibs formed thereon is retaining connected there. The nibs extend radially outwardly of the opening of the sprocket to retain the screw connection to the wheel and, normally, to prevent its removal therefrom.Type: ApplicationFiled: March 19, 2003Publication date: August 21, 2003Inventor: Robert W. Brown
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Patent number: 6588482Abstract: A cable attachment bracket secured to the bottom panel of a multi-paneled garage door to prevent unwanted disconnection of a garage door counterbalancing mechanism from the garage door panel.Type: GrantFiled: July 19, 2001Date of Patent: July 8, 2003Assignee: Raynor Garage DoorsInventor: Kevin E. Wright
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Patent number: 6553618Abstract: Guide rollers for upward-acting track guided doors are formed of dual durometer plastic materials wherein a hub portion of the guide roller is formed of a relatively hard moldable plastic material having a durometer of about Rockwell R 120. A tire or tread is preferably molded over the hub and is characterized by a thermoplastic elastomer material, such as urethane, having a durometer of about 70 to 90 Shore A. A circumferential recess may be formed in the rim of the roller hub to receive a tread which is not molded over the full extent of the rim. The tire or tread may have an arcuate thin-walled, a somewhat elliptical or a circular segment shape in cross section. The guide roller provides for quiet long-lasting operation in guiding upward-acting sectional and one-piece garage doors and the like.Type: GrantFiled: May 1, 2001Date of Patent: April 29, 2003Assignee: Overhead Door CorporationInventor: L. Blake Whitley
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Patent number: 6540003Abstract: A sectional door (2) is disclosed that includes a safety system. The safety system includes a shield apparatus (12), an improved support track (6), reverse angle track shields (80), and hemmed roller track edges (38) to prevent injury or harm to body parts errantly placed within or around the support track (6) during the opening or closing of the sectional door (2). The sectional door (2) includes a plurality of door sections (8) hingedly joined in an edge-to-edge relationship to form the completed sectional door (2). The sectional door (2) further includes support rollers (10) attached to the door sections (8), and a pair of support tracks (6), in which the support rollers (10) are confined.Type: GrantFiled: May 30, 2001Date of Patent: April 1, 2003Assignee: Martin Door Manufacturing, Inc.Inventor: David O. Martin
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Patent number: 6536077Abstract: A wheel assembly adapted to travel along guide rails or tracks. The assembly includes a roller formed of porous sintered metal, a shaft attached to a supporting body and an adapter to which both the roller and shaft are connected. The adapter includes a cylindrical inner portion with an axial socket to receive the shaft and a cylindrical inner portion of a smaller diameter to define an annular inner shoulder. A spring retainer secures the roller to the adapter.Type: GrantFiled: September 14, 2000Date of Patent: March 25, 2003Assignee: Creco CorporationInventor: Carl R. Espey