Patents by Inventor Richard J. Ericson
Richard J. Ericson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11718505Abstract: A suspension member for suspending and/or driving an elevator car of an elevator system includes a plurality of tension members extending along a length of the suspension member including a plurality of fibers extending along the length of the suspension member bonded into a polymer matrix. A jacket substantially retains the plurality of tension members. The suspension member is configured to be deformed at a suspension member end to allow for installation of the suspension member end into a termination assembly of the elevator system. A method of installing a suspension member of an elevator system into a termination assembly includes deforming a suspension member end and reforming it to a selected shape, inserting the suspension member end into the termination assembly and curing and/or hardening it, and applying a load thereto or to the socket or the wedge to secure the suspension member end in the termination assembly.Type: GrantFiled: July 16, 2020Date of Patent: August 8, 2023Assignee: OTIS ELEVATOR COMPANYInventors: Richard N. Fargo, Mark R. Gurvich, Richard J. Ericson, Douglas E. Logan, John P. Wesson, David Wayne Mckee, Wenping Zhao
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Patent number: 11332344Abstract: An elevator car of an elevator system includes a car body and a car frame supportive of the car body. The car frame includes two opposing side frames, each side frame formed from a plurality of side frame segments, including two upright members and one or more upright braces connecting the two upright members, adjacent side frame segments secured to each other via a joint. A method of installation of an elevator car of an elevator system includes positioning a first side frame segment of a plurality of side frame segments adjacent to second side frame segment of the plurality of side frame segments, and securing the first side frame segment to the second side frame segment via a splice joint thereby constructing a car frame of the elevator car. One or more car bodies are installed into the car frame.Type: GrantFiled: May 16, 2018Date of Patent: May 17, 2022Assignee: OTIS ELEVATOR COMPANYInventors: Richard J. Ericson, Meghan Mastriano, Loi Cheng, Bruce P. Swaybill
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Patent number: 11214464Abstract: An elevator car of an elevator system includes a car body, and a car frame supportive of the car body. The car frame includes two or more opposing upright assemblies, a crosshead assembly located above the car body, and a plank assembly located below the car body. A plurality of seismic retainers are located at each of the upright assemblies. The plurality of seismic retainers are configured for a non-contact relationship with a guide rail of the elevator system during normal operation of the elevator system, and configured to react guide rail loads during a sway event via contact with the guide rail.Type: GrantFiled: May 16, 2018Date of Patent: January 4, 2022Assignee: OTIS ELEVATOR COMPANYInventors: Richard J. Ericson, Bruce P. Swaybill, Meghan Mastriano, Loi Cheng
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Patent number: 11155442Abstract: A termination assembly (28) for an elevator belt (16) includes a termination body (40) and a fixed wedge (48) secured to the termination body (40) and having a plurality of fixed wedge surfaces (52). A moving wedge (56) is located in the termination body (40) and has a plurality of moving wedge surfaces (60) interactive with the fixed wedge surfaces (52). When an elevator belt (16) is inserted into the termination body (40) between the moving wedge (56) and the termination body (40) and a tension load is applied to the elevator belt (16), the moving wedge surfaces (60) are urged to move relative to the fixed wedge surfaces (52) to apply a contact pressure to the elevator belt (16) thus retaining the elevator belt (16) at the termination body (40).Type: GrantFiled: December 18, 2015Date of Patent: October 26, 2021Assignee: OTIS ELEVATOR COMPANYInventor: Richard J. Ericson
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Patent number: 10981752Abstract: A modular transfer station for a passenger conveyance system including a multiple of modular transfer station modules, each of the multiple of modular transfer station modules includes a static structure. A method of assembling a modular transfer station for a passenger conveyance including assembling a first interface lane alignment module to a second a second modular transfer station parking module, wherein each of the multiple of modular transfer station modules includes a generally equivalent static structure.Type: GrantFiled: November 7, 2017Date of Patent: April 20, 2021Assignee: Otis Elevator CompanyInventors: Tadeusz Pawel Witczak, Richard J. Ericson, Bruce P. Swaybill, Richard Ivanic, Kevin Neville, Sven Swanson
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Patent number: 10899580Abstract: An illustrative example elevator system includes a frame, a first elevator cab, a second elevator cab, and a plurality of sheaves associated with the first and second elevator cabs, respectively. A suspension assembly suspends the first and second elevator cabs within the frame. The suspension assembly has two ends in a fixed position relative to the frame. The suspension assembly includes a positive drive load bearing member along a first portion of a length of the suspension assembly and at least one other second load bearing member. A machine includes a drive sprocket that moves the positive drive load bearing member to cause movement of the first and second elevator cabs relative to the frame.Type: GrantFiled: January 15, 2018Date of Patent: January 26, 2021Assignee: OTIS ELEVATOR COMPANYInventors: Walter Thomas Schmidt, Enrico Manes, Shihemn Chen, Zaffir A. Chaudhry, Xiaodong Luo, Luke A. Mishler, Bruce P. Swaybill, Richard J. Ericson, Loi Cheng, Meghan Mastriano
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Patent number: 10865072Abstract: A method and system for managing an elevator system (10), includes providing at least one elevator car (14) to travel in a hoistway (11), and selectively introducing and removing the at least one elevator car (14) to and from the hoistway (11) via an intermediate transfer station (50) disposed at an intermediate floor location, wherein the intermediate transfer station (50) includes a service lift (54).Type: GrantFiled: August 3, 2016Date of Patent: December 15, 2020Assignee: OTIS ELEVATOR COMPANYInventor: Richard J. Ericson
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Patent number: 10850944Abstract: A suspension member for suspending and/or driving an elevator car of an elevator system includes a plurality of tension members extending along a length of the suspension member including a plurality of fibers extending along the length of the suspension member bonded into a polymer matrix. A jacket substantially retains the plurality of tension members. The suspension member is configured to be deformed at a suspension member end to allow for installation of the suspension member end into a termination assembly of the elevator system. A method of installing a suspension member of an elevator system into a termination assembly includes deforming a suspension member end and reforming it to a selected shape, inserting the suspension member end into the termination assembly and curing and/or hardening it, and applying a load thereto or to the socket or the wedge to secure the suspension member end in the termination assembly.Type: GrantFiled: November 7, 2017Date of Patent: December 1, 2020Assignee: OTIS ELEVATOR COMPANYInventors: Richard N. Fargo, Mark R. Gurvich, Richard J. Ericson, Douglas E. Logan, John P. Wesson, David Wayne Mckee, Wenping Zhao
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Publication number: 20200346896Abstract: A suspension member for suspending and/or driving an elevator car of an elevator system includes a plurality of tension members extending along a length of the suspension member including a plurality of fibers extending along the length of the suspension member bonded into a polymer matrix. A jacket substantially retains the plurality of tension members. The suspension member is configured to be deformed at a suspension member end to allow for installation of the suspension member end into a termination assembly of the elevator system. A method of installing a suspension member of an elevator system into a termination assembly includes deforming a suspension member end and reforming it to a selected shape, inserting the suspension member end into the termination assembly and curing and/or hardening it, and applying a load thereto or to the socket or the wedge to secure the suspension member end in the termination assembly.Type: ApplicationFiled: July 16, 2020Publication date: November 5, 2020Inventors: Richard N. Fargo, Mark R. Gurvich, Richard J. Ericson, Douglas E. Logan, John P. Wesson, David Wayne Mckee, Wenping Zhao
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Patent number: 10745247Abstract: A guidance mechanism for an elevator car is constructed and arranged to move along a lane defined at least in-part between two opposing first and second lane structures of a stationary structure. The guidance mechanism includes a first support structure supported by the first lane structure. The first support structure includes a first retainer face disposed between the elevator car and the first lane structure that substantially faces the first lane structure, and is spaced from the first lane structure. A first retention device of the mechanism is disposed, at least in part, between the first retainer face and the first lane structure. The first retention device is supported by the elevator car and is constructed and arranged to contact the first retainer face for limiting lateral movement of the elevator car away from the first lane structure and toward the second lane structure.Type: GrantFiled: August 25, 2016Date of Patent: August 18, 2020Assignee: OTIS ELEVATOR COMPANYInventors: Tadeusz Pawel Witczak, Richard N. Fargo, Enrico Manes, Zbigniew Piech, Bruce P. Swaybill, Richard J. Ericson, Xiaodong Luo, Adam Marian Myszkowski
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Patent number: 10486940Abstract: An elevator system includes a lane and at least one rail extending along the lane. The at least one rail includes a first end portion and a second end portion. A transfer station is arranged at one of the first end portion and the second end portion, and an alignment system is arranged at the transfer station. The alignment system includes at least one guide member configured and disposed to establish a desired alignment between an elevator car and the at least one rail.Type: GrantFiled: August 23, 2016Date of Patent: November 26, 2019Assignee: OTIS ELEVATOR COMPANYInventors: Tadeusz Pawel Witczak, Bruce P. Swaybill, Zbigniew Piech, Richard J. Ericson, Richard E. Kulak
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Publication number: 20190352126Abstract: An elevator car of an elevator system includes a car body, and a car frame supportive of the car body. The car frame includes two or more opposing upright assemblies, a crosshead assembly located above the car body, and a plank assembly located below the car body. A plurality of seismic retainers are located at each of the upright assemblies. The plurality of seismic retainers are configured for a non-contact relationship with a guide rail of the elevator system during normal operation of the elevator system, and configured to react guide rail loads during a sway event via contact with the guide rail.Type: ApplicationFiled: May 16, 2018Publication date: November 21, 2019Inventors: Richard J. Ericson, Bruce P. Swaybill, Meghan Mastriano, Loi Cheng
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Publication number: 20190352132Abstract: An elevator car of an elevator system includes a car body and a car frame supportive of the car body. The car frame includes two opposing side frames, each side frame formed from a plurality of side frame segments, including two upright members and one or more upright braces connecting the two upright members, adjacent side frame segments secured to each other via a joint. A method of installation of an elevator car of an elevator system includes positioning a first side frame segment of a plurality of side frame segments adjacent to second side frame segment of the plurality of side frame segments, and securing the first side frame segment to the second side frame segment via a splice joint thereby constructing a car frame of the elevator car. One or more car bodies are installed into the car frame.Type: ApplicationFiled: May 16, 2018Publication date: November 21, 2019Inventors: Richard J. Ericson, Meghan Mastriano, Loi Cheng, Bruce P. Swaybill
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Patent number: 10407275Abstract: A sensor system for a passenger conveyance system includes a multiple of 3D sensors mounted to a movable structure within a vertical shaft and/or a horizontal shaft and a processing module in communication with the multiple of 3D sensors, the processing module operable to identify an obstruction within the horizontal or vertical shaft.Type: GrantFiled: June 10, 2016Date of Patent: September 10, 2019Assignee: Otis Elevator CompanyInventors: Yehia F Khalil, Richard N Fargo, Randall Roberts, Randall S Dube, Gary L Nuschler, Peter DePaola, Jr., Arthur Hsu, Tadeusz Pawel Witczak, Bruce P Swaybill, Alan Matthew Finn, Richard J Ericson
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Patent number: 10384914Abstract: A secondary portion of a linear electromagnetic propulsion system is configured to propel an elevator car disposed in a hoistway that is defined by a stationary structure. The secondary portion includes a first permanent magnet assembly extending longitudinally along the hoistway. A plurality of support structures of the secondary portion are engaged to and extend between the elevator car and the first permanent magnet assembly. The support structures are further spaced from one-another along the hoistway. A housing extends between and substantially envelopes the plurality of support structures for structural support.Type: GrantFiled: September 7, 2016Date of Patent: August 20, 2019Assignee: OTIS ELEVATOR COMPANYInventors: Andrzej Ernest Kuczek, Richard J. Ericson
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Publication number: 20190218066Abstract: An illustrative example elevator assembly includes a first elevator cab and a second elevator cab. An H frame supports the first elevator cab and the second elevator cab. The H frame has a plurality of vertically oriented beams and at least one horizontally oriented beam extending between the vertically oriented beams. The at least one horizontally oriented beam is spaced from ends of the vertically oriented beams and the H frame does not have any horizontally oriented beam at either end of the vertically oriented beams. At least one linear actuator is coupled with the first elevator cab and the second elevator cab. The linear actuator is configured to selectively cause movement of the elevator cabs relative to the H frame.Type: ApplicationFiled: January 15, 2018Publication date: July 18, 2019Inventors: Walter Thomas SCHMIDT, Enrico MANES, Bruce P. SWAYBILL, Zaffir A. CHAUDHRY, Luke A. MISHLER, Xiaodong LUO, Richard J. ERICSON, Loi CHENG, Shihemn CHEN, Meghan MASTRIANO
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Publication number: 20190218067Abstract: An illustrative example elevator system includes a frame, a first elevator cab, a second elevator cab, and a plurality of sheaves associated with the first and second elevator cabs, respectively. A suspension assembly suspends the first and second elevator cabs within the frame. The suspension assembly has two ends in a fixed position relative to the frame. The suspension assembly includes a positive drive load bearing member along a first portion of a length of the suspension assembly and at least one other second load bearing member. A machine includes a drive sprocket that moves the positive drive load bearing member to cause movement of the first and second elevator cabs relative to the frame.Type: ApplicationFiled: January 15, 2018Publication date: July 18, 2019Inventors: Walter Thomas SCHMIDT, Enrico MANES, Shihemn CHEN, Zaffir A. CHAUDHRY, Xiaodong LUO, Luke A. MISHLER, Bruce P. SWAYBILL, Richard J. ERICSON, Loi CHENG, Meghan MASTRIANO
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Patent number: 10329122Abstract: An illustrative example elevator assembly includes a first elevator cab and a second elevator cab. An H frame supports the first elevator cab and the second elevator cab. The H frame has a plurality of vertically oriented beams and at least one horizontally oriented beam extending between the vertically oriented beams. The at least one horizontally oriented beam is spaced from ends of the vertically oriented beams and the H frame does not have any horizontally oriented beam at either end of the vertically oriented beams. At least one linear actuator is coupled with the first elevator cab and the second elevator cab. The linear actuator is configured to selectively cause movement of the elevator cabs relative to the H frame.Type: GrantFiled: January 15, 2018Date of Patent: June 25, 2019Assignee: OTIS ELEVATOR COMPANYInventors: Walter Thomas Schmidt, Enrico Manes, Bruce P. Swaybill, Zaffir A. Chaudhry, Luke A. Mishler, Xiaodong Luo, Richard J. Ericson, Loi Cheng, Shihemn Chen, Meghan Mastriano
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Patent number: 10252885Abstract: An elevator system that may be ropeless is in a structure and includes a guide rail and a guide rail extension that may generally guide a car between a hoistway and a transfer station of the system. The rail extension may generally project telescopically downward from the first rail and toward the transfer station. The telescopic relationship between the guide rail extension and the guide rail may generally compensate for vertical structure compression that may occur over a period of time.Type: GrantFiled: August 3, 2016Date of Patent: April 9, 2019Assignee: OTIS ELEVATOR COMPANYInventor: Richard J. Ericson
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Patent number: RE47035Abstract: A tension member termination device optimized for terminating flat tension members having compressible outer coatings, the device including a wedge and a socket each having cooperating surfaces positioned at a predetermined angle for clamping the tension member therebetween. The angle reliably secures the tension member while avoiding deleterious pressure and stress upon the tension member. The invention also provides a safety clamp for optional use with the tension member termination device.Type: GrantFiled: March 19, 2004Date of Patent: September 11, 2018Assignee: OTIS ELEVATOR COMPANYInventors: Richard J. Ericson, Dennis J. Rehmer, Pedro Baranda