Patent application number | Description | Published |
20080296544 | Elevator Load Bearing Assembly Having A Jacket With Multiple Polymer Compositions - An elevator load bearing assembly ( | 12-04-2008 |
20080302632 | Passenger Conveyor Handrail Sliding Layer Treatment - A passenger conveyor handrail ( | 12-11-2008 |
20090120731 | Elevator load bearing member having a jacket with at least one rough exterior surface - An elevator load bearing member assembly includes at least one roughened surface ( | 05-14-2009 |
20090126296 | JOINT CONFIGURATION FOR A LOAD BEARING ASSEMBLY - A load bearing assembly ( | 05-21-2009 |
20090127067 | PASSENGER CONVEYOR HANDRAIL WITH A UNIQUE SLIDING LAYER - A passenger conveyor handrail ( | 05-21-2009 |
20090218175 | Elevator Power System - A power system ( | 09-03-2009 |
20100115740 | PASSENGER CONVEYOR HANDRAIL SPLICING TECHNIQUE - Making a passenger handrail ( | 05-13-2010 |
20100117263 | MODULAR HANDRAIL CONSTRUCTION FOR A PASSENGER CONVEYOR HANDRAIL - A method of making a passenger conveyor handrail includes forming a drive member having a plurality of longitudinally spaced drive surfaces. The drive member has a longitudinal stiffness for maintaining a desired spacing between the drive surfaces. The drive member is inserted into a molding device. A gripping surface portion of the handrail is formed using the molding device such that the gripping surface portion and the drive member are secured together. Another method includes forming a belt drive member having a plurality of teeth that establish a plurality of longitudinally spaced drive surfaces. The belt has a longitudinal stiffness for maintaining a desired spacing between the drive surfaces. Each of the teeth extends across an entire width of the belt. The belt is secured to a gripping surface portion of the handrail. | 05-13-2010 |
20100236871 | ELEVATOR DOOR VIBRATION AND NOISE ISOLATOR - An elevator door hanger apparatus includes a door hanger configured to be attached to a top portion of a door panel and to at least one movable member and an isolator plate attached to the door hanger and including a lip extending from a bottom of the isolator plate away from the door hanger. | 09-23-2010 |
20110083937 | PASSENGER CONVEYOR HANDRAIL DRIVE - A passenger conveyor ( | 04-14-2011 |
20110100759 | CORD AND POLYMER JACKET ASSEMBLY HAVING A FLAME RETARDANT IN THE POLYMER JACKET MATERIAL - An exemplary assembly includes at least one elongated tension member. A jacket covers at least some of the tension member. The jacket comprises a polymer material. The assembly includes a flame retardant selected from a group consisting of a halogen-free melamine based intumescent or a filled polymer having a nanoscale filler chemically bonded to a matrix phase. | 05-05-2011 |
20110108371 | ELEVATOR LOAD BEARING MEMBER HAVING A JACKET WITH AT LEAST ONE TRACTION-ENHANCING EXTERIOR SURFACE - An elevator load bearing member assembly includes at least one traction enhancing surface ( | 05-12-2011 |
20110108372 | TENSION MEMBER AND POLYMER JACKET ASSEMBLY INCLUDING A GEOMETRY STABILIZER IN THE JACKET - An exemplary assembly includes at least one elongated tension member ( | 05-12-2011 |
20110108387 | CORD AND POLYMER JACKET ASSEMBLY HAVING AN ADHESION ENHANCER IN THE POLYMER JACKET MATERIAL - An exemplary assembly includes at least one elongated tension member ( | 05-12-2011 |
20110135926 | CORD AND POLYMER JACKET ASSEMBLY HAVING A FRICTION STABILIZER IN THE POLYMER JACKET MATERIAL - An exemplary assembly includes at least one elongated tension member ( | 06-09-2011 |
20110144810 | ELEVATOR AND BUILDING POWER SYSTEM WITH SECONDARY POWER SUPPLY MANAGEMENT | 06-16-2011 |
20110240408 | METHOD OF MAKING AN ELEVATOR BELT - An exemplary method of making a load bearing elevator traction belt includes applying individual coatings of a jacket material to each of a plurality of tension members such that each tension member is individually coated separately from the other tension members. A portion of the individual coatings are joined together to secure the tension members into a desired alignment and to form a single jacket that establishes a geometry of the belt. | 10-06-2011 |
20130042939 | Method of Making a Woven Fabric Having a Desired Spacing Between Tension Members - An exemplary method of making a woven fabric includes weaving a plurality of load supporting tension members and a plurality of cross fibers together into a woven fabric. A spacing between adjacent ones of the tension members has a first dimension. At least some of the cross fibers are shrunk to thereby decrease the spacing between the adjacent ones of the tension members to a second, smaller dimension. In another example, two woven fabrics are positioned next to each other. The two fabrics include a spacing between adjacent tension members having a first dimension. At least one tension member of one woven fabric is aligned with and between two of the tension members of the other fabric to thereby decrease the spacing to a second, smaller dimension. | 02-21-2013 |
20130045363 | Elevator Suspension and/or Driving Assembly Having at Least One Tractor Surface Defined by Weave Fibers - An exemplary elongated elevator load bearing member of a traction elevator system includes a plurality of tension elements. A plurality of weave fibers transverse to the tension elements are woven with the tension elements. The weave fibers define at least one traction surface of the load bearing member. | 02-21-2013 |
20130167967 | Elevator Suspension and/or Driving Assembly Having at Least One Traction Surface Comprising Exposed Weave Fibers - An exemplary elongated elevator load bearing member includes a plurality of tension elements that extend along a length of the load bearing member. A plurality of weave fibers transverse to the tension elements are woven with the tension elements such that the weave fibers maintain a desired spacing and alignment of the tension elements relative to each other. The weave fibers at least partially cover the tension elements. The weave fibers are exposed and establish an exterior, traction surface of the load bearing member. | 07-04-2013 |
20130270043 | ELEVATOR SYSTEM BELT - A belt for suspending and/or driving an elevator car includes a plurality of wires arranged into one or more cords and a jacket substantially retaining the one or more cords. Each cord includes a plurality of wires arranged around at least one non load-bearing core. An elevator system includes an elevator car and one or more sheaves. One or more belts are operably connected to the car and interactive with the one or more sheaves for suspending and/or driving the elevator car. Each belt of the one or more belts includes a plurality of wires arranged into one or more cords and a jacket substantially retaining the one or more cords. Each cord includes a plurality of wires arranged around at least one non load-bearing core. | 10-17-2013 |
20130270044 | ELEVATOR SUSPENSION AND/OR DRIVING ARRANGEMENT - An elevator system includes an elevator car, one or more sheaves, and one or more belts operably connected to the car and interactive with the one or more sheaves for suspending and/or driving the elevator car. The one or more belts include a plurality of wires arranged into one or more cords, and a jacket substantially retaining the one or more cords. A cord ratio, between a smallest sheave diameter (D) of the one or more sheaves of the elevator system that are interactive with the belt and a largest cord diameter (d | 10-17-2013 |
20130274388 | METHOD OF MAKING A CORD AND POLYMER JACKET ASSEMBLY HAVING A FLAME RETARDANT IN THE POLYMER JACKET MATERIAL - An illustrative method of making an elevator load bearing member having at least one elongated tension member at least partially covered by a jacket includes mixing a flame retardant with a polymer material. The flame retardant is selected from a group consisting of (i) a halogen-free melamine based intumescent comprising melamine cyanurate, melamine-phosphate, melamine pyrophosphate or melamine polyphosphate in an amount up to about 20% by weight of the thermoplastic polymer or (ii) a filled polymer having a nanoscale filler chemically bonded to a matrix phase. Applying the mixed flame retardant and polymer material to the tension member forms a jacket of a desired shape. | 10-17-2013 |
20130292211 | System And Method For Reducing Belt Noise - The present invention is directed to an elevator system. The elevator system comprises a car, a counterweight, at least one belt connecting the car and counterweight, and at least one sheave having a surface that engages with the belt. At least part of the surface of the sheave that interfaces with the belt has a plurality of features for reducing unwanted noise created due to the interaction between the belt and the sheave surface. | 11-07-2013 |
20140008154 | ELEVATOR TENSION MEMBER - A belt for suspending or driving an elevator car includes a plurality of wires arranged into one or more cords; and a jacket substantially retaining the one or more cords. At least one of the one or more cords includes a plurality of non-load bearing filler filaments interposed between adjacent wires of the plurality of wires. An elevator system includes an elevator car, one or more sheaves, and one or more belts operably connected to the car and interactive with the one or more sheaves for suspending or driving the elevator car. Each belt of the one or more belts includes a plurality of wires arranged into one or more cords and a jacket substantially retaining the one or more cords. At least one of the one or more cords includes a plurality of non-load bearing filler filaments interposed between adjacent wires of the plurality of wires. | 01-09-2014 |
20140015168 | TENSION MEMBER AND POLYMER JACKET ASSEMBLY INCLUDING A GEOMETRY STABILIZER IN THE JACKET - An exemplary assembly includes at least one elongated tension member. A jacket covers at least some of the tension member. The polymer jacket comprises a polymer material including a melamine based geometry stabilizer that facilitates maintaining the jacket material near the tension member if the assembly is subjected to a high temperature condition. | 01-16-2014 |
20140027211 | Coated Rope or Belt for Elevator Systems - Elevator coated ropes or belts are disclosed. The coated rope or belt may include at least one cord and a jacket retaining the at least one cord. The cord may include a plurality of filaments. The filaments are free of second-order helical structure. In a first embodiment, the filaments includes at least one inner filament and a plurality of outer filaments surrounding the at least one inner filament. The outer filaments are bunched together by forming a first-order helical structure through the length of the cord. In a second general embodiment, the filaments are free of both first- and second-order helical structures. The filaments are bunched together by a restraining loop or adhesive at one or more locations along the length of the cord. Methods of making the tension cord are also disclosed. | 01-30-2014 |
20140076669 | Elevator Tension Member - Elevator tension members are disclosed. The disclosed tension member longitudinally extends along a longitudinal axis and includes a plurality of fibers formed into one or more primary strands or cords extending parallel to the longitudinal axis and a plurality of fibers formed into one or more secondary strands or cords extending parallel to the longitudinal axis and through less than the full length of the belt, and a jacket retaining the primary and secondary strands or cords. The secondary strands or cords have a tensile modulus greater than a tensile modulus of the jacket and less than a tensile modulus of the primary strands or cords. Methods of making the tension member are also disclosed. | 03-20-2014 |
20140231056 | HEAT EXCHANGER - A heat exchanger includes a plurality of tubes conveying a first fluid flow therethrough disposed substantially transverse to a direction of a second fluid flow through the heat exchanger and arranged in a plurality of tube rows extending substantially along the direction of the second fluid flow. The heat exchanger further includes a web sheet having a plurality of webs and a plurality of tube recesses disposed between the webs of the plurality of webs. Each tube of the plurality of tubes is secured to a tube recess of the plurality of tube recesses. Forming a heat exchanger includes forming a web sheet having a plurality of webs and a plurality of tube recesses located between the webs. A plurality of tubes are formed and configured to convey a first fluid flow therethrough. The plurality of tubes are inserted into the plurality of tube recesses. | 08-21-2014 |
20140262183 | POLYMER TUBE HEAT EXCHANGER - A heat exchanger includes a plurality of polymer tubes extending between and fluidly connecting an inlet manifold and an outlet manifold, thereby providing a flow path inside said tubes for a first fluid between the inlet manifold and the outlet manifold. The tubes are configured to have space between the exterior surfaces thereof, thereby providing a fluid flow path for a second fluid through the space between the exterior surfaces of the tubes. | 09-18-2014 |