Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
  • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
  • F25B21/00—Machines, plants or systems, using electric or magnetic effects
  • F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
  • B60N3/00—Arrangements or adaptations of other passenger fittings, not otherwise provided for
  • B60N3/10—Arrangements or adaptations of other passenger fittings, not otherwise provided for of receptacles for food or beverages, e.g. refrigerated
  • B60N3/104—Arrangements or adaptations of other passenger fittings, not otherwise provided for of receptacles for food or beverages, e.g. refrigerated with refrigerating or warming systems
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
  • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
  • F25D31/00—Other cooling or freezing apparatus
  • F25D31/002—Liquid coolers, e.g. beverage cooler
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
  • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
  • F25B2321/00—Details of machines, plants or systems, using electric or magnetic effects
  • F25B2321/02—Details of machines, plants or systems, using electric or magnetic effects using Peltier effects; using Nernst-Ettinghausen effects

Definitions

• This application relates generally to thermally-conditioned devices, and, more specifically, to thermally-conditioned beverage holders and bins.
• Vehicles can include one or more thermally-conditioned beverage holders and/or bins.
• Such devices receive and store beverages (e.g., contained in cups, bottles, cans, other containers, etc.), food and the like, and selectively cool and/or heat such items.
• thermally-conditioned device comprises a receptacle configured to receive an item, the receptacle comprising a wall, the wall comprising an exterior surface, wherein the receptacle comprises at least one thermally conductive material.
• the thermally-conditioned device further comprises a thermoelectric device secured to the exterior surface of the wall of the receptacle, and a liquid-loop heat exchange system comprising a cold plate adjacent the thermoelectric device, wherein the thermoelectric device is positioned between the wall of the receptacle and the cold plate, wherein the thermoelectric device is thermally conductive with both the receptacle and the cold plate.
• the device comprises a beverage holder or cupholder for receiving a beverage container.
• the device comprises a bin.
• the receptacle is at least partially open to the surrounding environment.
• the receptacle is configured to define an enclosed space (e.g., comprises one or more doors and/or other closable features).
• the wall of the receptacle comprises at least one of a side wall and a bottom wall.
• the cold plate includes an inlet and an outlet, and a liquid channel extending between the inlet and the outlet.
• the cold plate comprises a unitary or monolithic construction.
• the cold plate comprises at least two portions that are configured to mate with one another.
• the cold place includes a lid or cover as part of a multi-piece construction or design.
• the liquid channel comprises a serpentine or tortious shape. In some embodiments, the liquid channel comprises a nonlinear shape. In one embodiment, the liquid-loop heat exchange system additionally comprises a secondary heat exchanger, a pump, a fluid conduit and/or a blower or other fluid transfer device. In one embodiment, the secondary heat exchanger is separate from the cold pack. In some embodiments, the secondary heat exchanger comprises an air- type heat exchanger.
• the thermoelectric device is secured directly to the exterior surface of the wall of the receptacle. In some embodiments, the thermoelectric device is secured indirectly to the exterior surface of the wall of the receptacle, wherein at least one intermediate member is positioned between the thermoelectric device and the wall of the receptacle, the at least one intermediate member being thermally conductive. In one embodiment, the at least one intermediate member comprises a thermal grease, a thermal foil, a thermal pad and/or solder. In one embodiment, the at least one intermediate member comprises a thermally conductive spacer block or other thermally connecting member or feature.
• a thermal insulation layer is positioned along at least a portion of the exterior of the wall.
• a thermal insulation layer is positioned along at least a portion of the exterior of the wall around the spacer block, wherein the spacer block allows the thermal contact between the thermoelectric device and the wall of the receptacle despite the presence of the thermal insulation layer.
• the wall comprises at least one feature for securing at least one of the thermoelectric device and the cold pack directly to the wall.
• the at least one feature comprises at least one opening (e.g., screw or bolt opening, recess, etc.) or feature (e.g., tab, clamp, other protruding member, etc.) for receiving a fastener.
• the cold pack is directly coupled to the wall using at least one attachment method, wherein the thermoelectric device is positioned between the wall and the cold pack when the cold pack is coupled to the wall.
• the at least one attachment method comprises at least one of a screw, a bolt, another fastener, another mechanical connection and an adhesive.
• the device further comprises at least one blower configured to pass air across or near a portion of the secondary heat exchanger.
• the at least one thermally conductive material of the receptacle comprises a metal, an alloy, a thermally conductive thermoplastic and/or any other thermally conductive material.
• the at least one thermally conductive material comprises aluminum, copper or steel.
• the at least one thermally conductive material comprises thermally-conductive plastic.
• a thermally-conditioned beverage holder comprises a receptacle configured to receive a beverage container, the receptacle comprising sidewalls and a bottom wall, wherein the sidewalls and the bottom wall form a monolithic structure, and wherein the receptacle comprises at least one thermally conductive material (e.g., aluminum, copper, highly conductive plastic, etc.).
• the beverage holder additionally comprises a recess located within a portion of the sidewalls or the bottom wall of the receptacle, and a thermoelectric device secured within the recess, wherein the thermoelectric device is configured to conductively cool or heat the receptacle.
• the beverage holder further comprises at least one heat exchange assembly configured to transfer heat away from the thermoelectric device.
• the heat exchange assembly is incorporated within the monolithic structure of the receptacle.
• the heat exchange assembly comprises an air-based heat exchange system.
• the heat exchange assembly comprises a plurality of fins, pins or similar heat exchangers.
• the fins are formed from the monolithic structure of the receptacle along the bottom wall or along the sidewall of the receptacle.
• the heat exchange assembly comprises a liquid-loop heat exchange system. In some embodiments, the heat exchange assembly comprises at least one liquid channel,
• the at least one liquid channel is configured to receive a liquid for removal of heat from the thermoelectric device during use, and wherein the at least one liquid channel comprises an opening located within a wall of the receptacle.
• the at least one liquid channel is oriented in a serpentine pattern. In some embodiments, each of the recess and the at least one liquid channel is located within a bottom wall of the receptacle.
• the at least one thermally conductive material comprises a metal, an alloy, a thermally conductive thermoplastic and/or the like. In some embodiments, the at least one thermally conductive material comprises aluminum, copper or steel. In some embodiments, the at least one thermally conductive material comprises thermally- conductive plastic.
• thermoelectric device is permitted to expand and retract within the recess in response to temperature variations.
• the heat exchange assembly is manufactured by removed portions of the monolithic structure of the receptacle. In some embodiments, the removed portions are in the shape of fins or an internal channel.
• the heat exchange assembly is a different member from the monolithic structure of the receptacle, wherein the heat exchange assembly is at least partially embedded within the receptacle.
• the heat exchange assembly comprises a metal
• the receptacle comprises a thermally conductive plastic.
• a thermally-conditioned beverage holder comprises a receptacle configured to receive a beverage container, the receptacle comprising at least one sidewall and a bottom wall, wherein the sidewalls and the bottom wall form a monolithic structure, wherein the receptacle comprises at least one thermally conductive material and thermoelectric device secured to an exterior surface of the receptacle along the sidewall or the bottom wall.
• the beverage holder further comprises a liquid-loop heat exchange system
• the liquid-loop heat exchange system comprises a cold plate adjacent the thermoelectric device, wherein the thermoelectric device is positioned between the receptacle and the cold plate, wherein the thermoelectric device is thermally conductive with both the receptacle and the cold plate.
• the cold plate includes an inlet and an outlet, and a liquid channel extending between the inlet and the outlet.
• the liquid channel comprises a serpentine shape.
• the liquid channel comprises a nonlinear shape.
• the liquid-loop heat exchange system additionally comprises an air-type heat exchanger, a pump and a fluid conduit.
• FIG. 1 schematically illustrates a thermally-conditioned beverage holder according to one embodiment
• FIG. 2 schematically illustrates a thermally-conditioned beverage holder according to another embodiment
• FIG. 3 schematically illustrates a thermally-conditioned beverage holder according to one embodiment
• FIG. 4 schematically illustrates a thermally-conditioned beverage holder according to another embodiment
• FIG. 5a schematically illustrates a thermally-conditioned beverage holder comprising a liquid-loop heat exchange system according to one embodiment
• FIG. 5b schematically illustrates a thermally-conditioned beverage holder comprising an air-based heat exchange system according to one embodiment
• FIG. 5c schematically illustrates a detailed view of a portion of a beverage holder according to one embodiment
• FIGS. 6a and 6b schematically illustrate different embodiments of thermally-conditioned beverage holders
• FIG. 7 schematically illustrates one embodiment of a thermally- conditioned beverage holder comprising a liquid-loop heat exchange system
• FIG. 8a illustrates a perspective view of one embodiment of a thermally-conditioned beverage holder comprising a liquid-loop heat exchange system
• FIGS. 8b to 8d illustrate embodiments of various components of the liquid-loop heat exchange system used in the beverage holder of FIG. 8a;
• FIG. 9a illustrates a perspective bottom view of one embodiment of a beverage holder
• FIG. 9b illustrates one embodiment of a cold plate of a liquid-loop heat exchange system secured to the bottom of the beverage holder of FIG. 9a;
• FIG. 9c illustrates embodiments of a heat exchanger unit and a cold plate of a liquid-loop heat exchange system
• FIGS. 10a and 10b illustrate top and perspective views, respectively, of a dogbone- shaped thermally-conditioned beverage holder
• FIG. 11a illustrates a side view of one embodiment of a thermally- conditioned beverage holder comprising a single thermoelectric device
• FIG. l ib illustrates a side view of one embodiment of a thermally- conditioned beverage holder comprising two thermoelectric devices
• FIGS. 12a and 12b illustrate different views of a thermally-conditioned bin comprising a liquid-loop heat exchange system according to one embodiment
• FIGS. 13a to 13c illustrate different views of a thermally-conditioned bin comprising a liquid-loop heat exchange system according to one embodiment.
• FIG. 1 schematically illustrates an embodiment of a thermally- conditioned beverage holder 10 comprising two adjacent beverage receptacles 20.
• the container 10 can include a cover or housing 30.
• a thermoelectric device 100 is positioned below each beverage receptacle 20 to heat or cool the corresponding receptacle (and any container or other item positioned therein).
• the beverage holder 10 comprises a thermal conduction element 110 (e.g., a heat spreader) that is positioned between the thermoelectric devices 100 and the vehicle body 120.
• a thermal conduction element 110 e.g., a heat spreader
• the thermal conduction element 110 can help transfer heat away from the thermoelectric devices 100 through at least a portion of the vehicle body 120 (or other base member) without the use of a fan or other fluid transfer device.
• the thermal conduction element 110 includes a relatively large area to help dissipate heat through vehicle body 120.
• the thermal conduction element 110 can comprise one or more thermally conductive materials, including, but not limited to, metals or alloys (e.g., aluminum, steel, etc.), thermally conductive plastics and/or like.
• each of the beverage holders 10 schematically depicted in FIGS. 2 to 4 includes a thermal conduction element or heat spreader 110 to transfer heat away from the thermoelectric devices 100 to a base member 120 (e.g., a vehicle body) without the use of fluid transfer devices or liquid-loop heat exchange systems.
• a thermal conduction element or heat spreader 110 to transfer heat away from the thermoelectric devices 100 to a base member 120 (e.g., a vehicle body) without the use of fluid transfer devices or liquid-loop heat exchange systems.
• the size, shape and/or other characteristics of the thermal conduction element 110 can vary.
• the thermal conduction elements 110 of FIGS. 3 and 4 also serve, at least in part, as a beverage container stand or support member.
• the thermal conduction element 110 of FIG. 4 includes a split design comprising two different portions.
• thermally-conditioned bins can be incorporated into thermally-conditioned bins (and vice versa). Additional details regarding thermally-conditioned beverage holders and bins are provided in U.S. Appl. No. 11/669,117, filed January 30, 2007 and issued as U.S. Pat. No. 8,104,295 on January 31 , 2012, the entirety of which is incorporated by reference herein and made a part of the present application.
• the various beverage holder and configurations provide herein use conduction-based thermal conditioning, one or more of the disclosed concepts may be incorporated into convection- based holders and bins.
• the beverage holder 10a schematically illustrated in FIG. 5 a includes a beverage receptacle 20a that comprises one or more thermally-conductive materials.
• thermally conductive materials can include, but are not limited to, metals or alloys (e.g., aluminum, copper, steel, etc.), thermally conductive plastics and/or like.
• the receptacle 20a comprises a recess or other opening 30a within its bottom wall.
• the recess 30a can be shaped, sized and otherwise configured to receive a thermoelectric device 100.
• such a recess 30a for receiving a thermoelectric device 100 can be positioned along a side wall or any other portion of the receptacle.
• thermoelectric device 100 can be secured within such recess 30, 30a using one or more attachment methods, devices or substances, such as, for example, thermal grease, thermal pad or foil, solder, other adhesives, fasteners, press-fit or friction-fit connections and/or the like.
• the relatively thin region of monolithic material of the receptacle 20a surrounding the recess 30, 30a can provide additional advantages and benefits to the beverage holder 10a, including, by way of example, forming an elastic (or a partially elastic) connection between an upper portion of the beverage receptacle 20a (e.g., an area above the recess 30a) and a lower portion of receptacle 20a (e.g., an area below the recess that forms and/or includes heat exchange members).
• This design feature can alleviate or otherwise reduce problems caused by any inaccuracies, tolerance issues and/or other inconsistencies associated with manufacturing of such devices.
• the elastic connection can allow for thermal expansion of a thermoelectric device 100 positioned within the recess 30a, can facilitate insertion and maintenance of the thermoelectric device 100 within the recess 30a, can create a defined pressing force on the thermoelectric device (see, e.g., the pressed or pinched ends of the thermoelectric device illustrated in FIG. 5c) and/or the like.
• a liquid-loop heat exchange system can be positioned, completely or partially, within the receptacle 20a.
• one or more liquid channels 24a can be routed through and formed within the body of the receptacle 20a.
• a unitary or monolithic receptacle structure is thermally coupled to both the main side and waste side of a thermoelectric device 100.
• the channels 24a can be positioned adjacent (e.g., immediately below) the recess 30a to facilitate heat transfer between the thermoelectric device 100 and liquid circulating through the channels 24a.
• the beverage holder 10b illustrated in FIG. 5b also comprises a heat exchange assembly 24b formed by the unitary structure of the receptacle.
• the heat exchange assembly 24b of FIG. 5b is air-based, not liquid based.
• the heat exchange assembly 24b can comprise a plurality of fins or other members along which heat may dissipate, either with or without the use of a blower or other fluid transfer device moving air through the assembly 24b.
• a heat exchange assembly 24a, 24b can be incorporated into a cup receptacle 20a, 20b comprising a monolithic or unitary structure.
• a monolithic receptacle 20a, 20b is both the main side heat exchanger and the waste side exchanger.
• Traditional thermoelectric systems have thermal gaps or other thermal discontinuities to ensure that the targeted level of thermal conditioning occurring along the main side of a thermoelectric device is not offset or otherwise negatively impacted by opposite type of thermal conditioning occurring along the waste side.
• the recess or other opening 30a, 30b in which the thermoelectric device 100 is located helps to create a partial thermal conductive barrier between the areas above and below the recess 30a, 30b.
• the sidewalls of the beverage receptacles 20a, 20b form a monolithic connection with the bottom wall of the receptacles only along a relatively thin portion of the receptacle 20a, 20b that surrounds the recess 30a, 30b.
• FIGS. 6a and 6b schematically illustrate embodiments of a thermally- conductive unitary receptacle 20c, 20d of a beverage holder 10c, lOd that incorporates, at least partially within the receptacle's structure, a separate heat transfer assembly 150c, 150d.
• the heat transfer assembly 150c comprises an air-based heat exchange system that extends through the bottom wall of the cup receptacle 20c.
• the receptacle 20d houses or otherwise incorporates within its structure a liquid-loop heat exchange system 150d.
• the heat exchange system 150d is completely encapsulated or surrounded by the receptacle 20d. In other arrangements, however, the heat exchange system 150d is only partially surrounded by the receptacle 20d.
• thermoelectric devices 100 can be placed in thermal contact with a receptacle 220.
• a thermoelectric device 100 can be placed along a wall (e.g., bottom wall, side wall, etc.) of a thermally-conductive cup receptacle 220.
• a cold plate 260 can be placed in thermal contact with the waste side of the thermoelectric device 100. Accordingly, heat generated by the thermoelectric device 100 (e.g., when the thermoelectric device 100 cools the cup receptacle) can be transferred to a liquid flowing through the cold plate 260.
• the cold plate 260 can be thermally conductive and can comprise one or more channels or passages. Thus, heat can be transferred from the waste side of the thermoelectric device 100 to the water and/or other liquid passing through the channels of the cold plate 260.
• Heated liquid exiting the cold plate 260 can be transferred within pipes, tubing or other conduit through one or more secondary heat exchangers 280 (e.g., air heat exchangers, other heat radiators 280, etc.), liquid reservoirs and/or the like, using one or more fluid pumps 270.
• secondary heat exchangers 280 e.g., air heat exchangers, other heat radiators 280, etc.
• fluid pumps 270 such circulation of liquid through the liquid-loop heat exchange system removes heat from the liquid exiting the cold plate 260.
• one or more fluid transfer devices e.g., blowers, fans, etc.
• the use of such fluid transfer devices can help improve the desired or required heat transfer characteristics along such secondary heat exchangers 280.
• FIGS. 8a to 8d illustrate an embodiment of a thermally-conditioned cup holder 210 comprising a liquid- loop heat exchange system similar to the one discussed above with reference to FIG. 7.
• the cup holder 210 can include two cup receptacles 220 and one or more of the following: thermoelectric devices 100 (not shown) in thermal contact with at least a portion of the receptacles 220, fluid pumps 270, air heat exchangers 280, liquid reservoirs, fluid conduit 272 and/or the like for circulating liquid through the system.
• the cold plate 260 can include one or more internal channels 262, which in some embodiments comprise a tortious, serpentine or sinusoidal shape.
• a covering or plate can be placed adjacent the channels 262 to enclose the channels 262 and permit liquid to be transferred through the cold plate 260 (form an inlet 268 to an outlet 266).
• the shape, size, layout, orientation and/or other characteristics of the channels 262 can be different than depicted in FIGS. 8d and 9b.
• FIG. 9a illustrates a bottom surface of a thermally conductive beverage receptacle 220 configured to receive a thermoelectric device 100.
• the thermoelectric device 100 can be secured to an exterior surface of the beverage receptacle 200 (e.g., along the shaded area 102 in Fig. 9a), either directly or indirectly.
• the thermoelectric device 100 can be positioned on the receptacle 220 using thermal grease, thermal foil or pad, other adhesives and/or the like.
• a cold plate 266 positioned adjacent the waste side of the thermoelectric device 100 is secured to the bottom wall of the beverage receptacle 220 (e.g., using one or more screws, bolts or other fasteners).
• a cover or other sealing member (not shown) can be placed against the cold plate 260 to enclose the channels 262.
• a cold plate 260 and a thermoelectric device 100 can be directly positioned along one or more surfaces of a monolithic or unitary receptacle 220.
• FIGS. 10a and 10b illustrate one embodiment of a beverage holder 310 having two receptacles 320.
• the beverage holder 310 comprises a dogbone shape.
• the beverage receptacles 320 of the holder 310 can include a monolithic or unitary structure comprising one or more thermally conductive materials.
• a single thermoelectric device 100 is positioned along a portion of the sidewall (e.g., in the area located generally between the two receptacles 320). Accordingly, a single thermoelectric device 100 can be used to conductively cool or heat two beverage receptacles 320.
• each beverage receptacle comprises a dedicated thermoelectric device 100.
• a liquid-loop heat exchange system can be similarly incorporated into a thermally-conditioned bin or other enclosed container.
• a bin 410 is illustrated in FIGS. 12a to 12b and 13a to 13c.
• the bin 410 can include an interior space 420 configured to receive food, beverages and/or any other items.
• the interior space 420 is defined by a sidewall 422 having a monolithic or unitary design.
• the sidewall 422 can be placed in thermal contact with one or more thermoelectric devices 100.
• a connecting member or spacer block 424 can be positioned between the bin's sidewall 422 and the thermoelectric device 100 to place the thermoelectric device 100 in thermal contact with the bin 410.
• thermoelectric device 100 directly on the sidewall 422 of the bin 410.
• thermally-conductive connecting members or spacer blocks 424 can be used in embodiments of a bin that comprise one or more layers of thermally insulating material (see, e.g., insulation layer 426 in FIG. 12a; only a small portion of the insulation layer 426 is illustrated for clarity; however, in some embodiments, the insulation layer 426 can extend along all or a substantial exterior surface of the wall of the receptacle or bin, as desired or required).
• connecting members or spacer blocks 424 can be incorporated into any thermally-conditioned beverage holder and bin embodiments disclosed herein (e.g., to permit a thermoelectric device to come in thermal contact with a wall of such a holder or bin in instances whether there are one or more other layers or components around the wall of the holder or bin).
• the thermally-conditioned bin 410 can comprise a liquid-loop heat exchange system for removing heat from the thermoelectric device 100 during use.
• the liquid-loop exchange system includes a cold plate 460 that is placed in thermal contact with the thermoelectric device 100.
• the cold plate 460 can include one or more internal channels through which liquid can flow.
• the channels 262 of the cold plate 460 can include a serpentine or other tortious configuration.
• liquid can be transferred to and from the cold plate 460 pipes, tubing and/or other fluid conduits 472.
• liquid e.g., water
• the heated liquid can then be circulated through one or more secondary heat exchangers or heat radiators (e.g., air-based heat exchanger, liquid-based heat exchanger, any other type of heat exchanger, etc.), reservoirs and/or other liquid-loop heat exchange system components.
• FIGS. 13a-13c A similarly configured embodiment of a thermally- conditioned bin 410 comprising a liquid- loop heat exchange system is illustrated in FIGS. 13a-13c.
• one or more fluid transfer devices can be provided to selectively provide air and/or other fluid to, through and/or near a secondary heat exchanger.
• the use of such fluid transfer devices can help improve the desired or required heat transfer characteristics along such second heat exchangers.

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• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• Thermal Sciences (AREA)
• Mechanical Engineering (AREA)
• General Engineering & Computer Science (AREA)
• Transportation (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Devices That Are Associated With Refrigeration Equipment (AREA)
• Devices For Dispensing Beverages (AREA)
• Passenger Equipment (AREA)
• Vehicle Step Arrangements And Article Storage (AREA)

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• 2014
  • 2014-03-13 WO PCT/US2014/025846 patent/WO2014151493A1/en active Application Filing
  • 2014-03-13 JP JP2016501982A patent/JP2016519274A/ja active Pending
  • 2014-03-13 DE DE112014001421.4T patent/DE112014001421T5/de not_active Withdrawn
  • 2014-03-13 KR KR1020157029264A patent/KR20150127276A/ko not_active Application Discontinuation
  • 2014-03-13 CN CN201480015771.6A patent/CN105121224A/zh active Pending
  • 2014-03-14 US US14/211,314 patent/US20140338366A1/en not_active Abandoned

Patent Citations (5)

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