Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
  • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
  • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
  • B60L53/14—Conductive energy transfer
  • B60L53/16—Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
  • Y02T10/00—Road transport of goods or passengers
  • Y02T10/60—Other road transportation technologies with climate change mitigation effect
  • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
  • Y02T10/00—Road transport of goods or passengers
  • Y02T10/60—Other road transportation technologies with climate change mitigation effect
  • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
  • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
  • Y02T90/10—Technologies relating to charging of electric vehicles
  • Y02T90/14—Plug-in electric vehicles

Definitions

• a charging station enclosure has a requirement for supporting a charging station cable and protecting internal electrical and electronic components of the electric vehicle charging station .
• the charging station in a home, commercial, or industrial environment will be exposed to extreme environmental factors of temperature, moisture, and sun light. To protect the electrical and electronic circuitry of the charging station must be able to withstand the extreme environmental factors.
• the charging station cable will be attached directly to the charging station enclosure.
• the charging station cable may be yanked to cause extreme stress on the charging station enclosure if, for instance, the driver leaves the charging station cable attached and drives away. Such a scenario will cause excess torquing of the charging station at its connection points to a solid structure and potentially could cause damage to the charging station enclosure.
• the charging station cable requires a provision for storing the charging station cable.
• the charging station cable When not in use the charging station cable must be placed attached to or near the charging station enclosure. Such a storage facility must be convenient for the user to take from the storage and to replace in its storage position. [0008] Therefore what is needed is a charging station configured to cope with structurally damaging forces and extreme environments, while minimizing the likelihood of exposing live electrical parts to people or flammable property. Further, what is needed is a charging station with a provision for storage of a charging station cable.
• a charging station enclosure having a casing for enclosing circuitry therein, the casing comprising a side wall surrounding the circuitry, wherein at least a portion of the side wall comprises a double wall with a space therebetween.
• the casing has wall supports in the space between the double wall.
• the wall supports may have drainage features, for example drainage openings, drainage ports, or the like.
• the drainage features may include a space between the wall supports and the front plate which is fastened to the casing.
• the casing may further include drainage openings, which in some embodiments may be in an outer wall of the double wall.
• some of the wall supports have fastener receivers. In some embodiments, the wall supports with fastener receivers have the drainage ports.
• thermal insulation in the space between the double walls is not limited
• a charging station enclosure having a casing for enclosing circuitry therein.
• the casing includes a side wall surrounding the circuitry, with at least a portion of the side wall having an inner wall and an adjacent outer wall.
• a front plate is fastened to the casing.
• a gasket creates a seal between the front plate and the inner wall.
• Fastener receivers may be located between the inner wall and the outer wall, and the front plate may be fastened to the casing via fasteners, such that the fasteners are received by the fasteners receivers.
• the plurality of exclusion spacers may extend from the rear portion into and interior of the enclosure.
• a power transfer cable opening is located in a downward facing portion of the side wall.
• Some embodiments may further include a connector receptacle recessed from the front plate for receiving and retaining an energy transfer connector of a power transfer cable.
• FIG. 2 is rear perspective drawing of a possible embodiment of an electric vehicle charging station.
• FIG. 4 is an exploded rear perspective view of a possible embodiment of an electric vehicle charging station.
• FIG. 5A is a drawing showing a perspective exploded view of an embodiment of electric vehicle charging station.
• FIG. 5E is a drawing showing a perspective view of the embodiment of the electric charging station enclosure of FIG. 5C illustrating the double wall structure of the charging station enclosure.
• FIG. 5F is a drawing showing a bottom view of the embodiment of the electric charging station enclosure of FIG. 5C.
• FIG. 6 is a drawing of a top view of an embodiment of an electric vehicle charging station.
• FIG. 10 is a drawing of a rear view of an embodiment of an electric vehicle charging station.
• FIG. 2 is rear perspective drawing of an embodiment of an electric vehicle charging station.
• the truncated conical section of the charging station enclosure 10 is placed such that the larger diameter side is the front opening of the peripheral casing 11 to which the front plate 15 is attached.
• the smaller diameter is placed at the rear surface 40 of the charging station enclosure 10.
• the rear of the charging station enclosure 10 is attached to a vertical mounting surface such as a wall or pole.
• the charging station enclosure 10 is attached to the vertical mounting surface through a back plate 100.
• the back plate 100 is connected to the vertical mounting surface and the charging station enclosure 10 is mounted to the back plate 100.
• FIG. 3A is a drawing of a side view of an embodiment of an electric vehicle charging station.
• FIG. 3B is an enlarged partial side view of the embodiment of FIG. 3A.
• the truncated conical section of the charging station enclosure 10 is formed such that the top edge 12 of the peripheral casing 11 has an angle of approximately 25° (with a range of from 10° to 45° from a horizontal plane) or 65° from a vertical plane. This angle permits the power cable 20 of FIG. 1 to be draped over the top edge 12 of the peripheral casing 11 of the charging station enclosure 10 to allow ease of removal of the power cable 20 for connection to the electric vehicle.
• the peripheral casing 11 has steps 14 of ridges and grooves formed in the surface of the peripheral casing 11 to facilitate retention and release of the power cable 20 of FIG. 1 when it is stored on the top edge 12 of the peripheral casing 11 of the charging station enclosure 10.
• the front plate 15 is placed at an angle of approximately 80° to a horizontal axis or equivalently 10° to a vertical axis. These angles may vary or be adjusted in other embodiments.
• FIG. 4 is an exploded rear perspective drawing of an embodiment of an electric vehicle charging station.
• the charging station enclosure 10 has a rear surface or wall 40 that is recessed into the peripheral casing 11 of the charging station enclosure 10.
• the rear surface 40 has stiffening plates 45 formed in the rear surface 40 and the bottom surface of the charging station enclosure 10 to provide necessary stiffening of the charging station enclosure 10 to inhibit damage from the insertion of the electric vehicle charging interface connector 25 and from the weight of the power cable 20 when it is placed at the top edge 12 of the charging station enclosure 10.
• a garage can be expected to be filled with objects that could interfere with easy access to the charging station.
• the vehicle may end up parked in a position that places its charging port far from the charging station console. Additionally, while charging is taking place, pets, children and adults may want to pass between the charging station console and the charging port.
• a charging station cable 20 may be physically abused. For example, while extending the cable to the vehicle, a user may yank or whip the cable to get it passed an obstacle. Also, while the cable is attached to a vehicle, a person or object could inadvertently strike the cable, placing it in high tension. It is also possible that a vehicle could be driven away while the vehicle connector is still attached to the vehicle.
• Petrie et al provides a mechanical weak link in the cable.
• the weak link is configured to fail in a way that limits risks to a user. More particularly, this weak link limits the risk that such events cause damage to the charging station enclosure 10 and potentially expose users or flammable materials to a high-power power source.
• the charging station enclosure 10 Prior to the breaking away of the charging station cable 20, the charging station enclosure 10 is under increased torquing moments at the cable receiving connector opening 340 of FIGS. 5F and 7. This torque is transferred to the openings 55a and 55b for securing fasteners to join the back plate 100 through the fasteners 105a and 105b to the rear surface 40 of the charging station enclosure 10.
• the locations of the openings 55a and 55b for securing fasteners to join the back plate 100 are located to minimize the effects of this torque to inhibit damage to the charging station enclosure 10.
• the locations of the fasteners 105a and 105b on the back plate are located such that the effects of the torque inhibit any damage to the structure to which the electric vehicle charging station is mounted.
• the openings 55a and 55b are approximately aligned vertically with the axis of the cable connector 30.
• the alignment of the openings 55a and 55b with the cable connector 30 minimizes the effects of the torquing due to the charging station cable 20 being under tension in a breakaway situation.
• the fasteners 105a and 105b on the back plate 100 are aligned with the openings 55a and 55b to receive the fasteners that attach the charging station enclosure 10 to the back plate 100 at the fasteners 105a and 105b.
• the openings 115a and 115b that receive the fasteners 110a and 110b to attach the back plate 100 to the vertical surface (wall or pole) are also essentially aligned with the axis of the cable connector 30 to inhibit the effects of the torquing when the charging station cable 20 is under tension in a breakaway situation.
• FIG. 5A is a drawing showing a perspective exploded view of an embodiment of an electric vehicle charging station.
• FIG. 5B is a drawing showing a perspective view of the embodiment of the interior of an electric vehicle charging station of FIG. 5A illustrating placement of the wiring, electrical connectors, and electrical and electronic circuitry.
• FIG. 5C is a drawing showing a perspective view of the embodiment of the interior of an electric vehicle charging station of FIG 5B illustrating the interior of the electric charging station enclosure.
• FIG. 5D is a drawing showing a cross sectional view of an embodiment of the electric charging station enclosure of FIG. 5C.
• FIG. 5E is a drawing showing a perspective view of the embodiment of the electric charging station enclosure of FIG. 5C illustrating the double wall structure of the charging station enclosure.
• FIG. 5A is a drawing showing a perspective exploded view of an embodiment of an electric vehicle charging station.
• FIG. 5B is a drawing showing a perspective view of the embodiment of the interior of an electric vehicle charging station of FIG. 5A illustrating placement of the
• FIG. 5F is a drawing showing a bottom view of the embodiment of the electric charging station enclosure of FIG. 5C.
• the peripheral casing 11 of the charging station enclosure 10 includes an inner wall 60 and an outer wall 90.
• the inner wall 60 provides an extra level of isolation and protection for the energy distribution circuitry 200 from the external environment.
• Between the inner wall 60 and the outer wall 90 are wall support features 65 and 205 to provide support to strengthen the charging station enclosure 10.
• the space between the inner and outer walls provide an air gap that provides, or may contain, thermal insulation between the inner and outer walls. This inhibits the outer wall from being heated by the electronics within the housing and inhibits heat flow from outside the housing to the electronics within the housing.
• the space between the inner and outer walls provides a chamber or channel that traps any water that intrudes past the edge of the front cover. Also, the inner wall may still provide an environmental seal even if the outer wall is struck, punctured, or scraped so that it becomes inadvertently cracked or otherwise damaged.
• the wall support features 65 have drainage ports 215 formed in them to allow water to flow past them.
• the wall support features 205 charging station enclosure 10 are placed such they are recessed to allow a space between the wall support features and the front plate 15 to further permit the passage of water that may enter the space between the inner wall 60 and the outer wall 90. The water is able to flow to the bottom of the charging station enclosure 10 and exits through the drainage openings 220 as shown in FIG. 5F.
• a cover plate 85 is provided to be placed over the fasteners 75 in a groove 95 of the front plate 15 to provide a decorative appearance for the front plate 15 and to protect the screws from direct contact with the elements.
• the peripheral casing 11 of the charging station enclosure 10 and the front plate 15 have openings 300 and 305 that receive an interface connector receptacle 315 of FIG. 1.
• the interface connector receptacle 315 provides a latching arrangement to hold the electric vehicle charging interface connector 25 when not in use.
• the interface connector receptacle 315 is constructed as a feature of the charging station enclosure 10 rather than being separately installed in the openings 300.
• the charging station enclosure 10 is molded of an organic plastic compound with the interface connector receptacle 315 being formed during the molding process.
• FIGS. 5A, 5B, and 5C The interior view of the rear surface 40, as shown in FIGS. 5A, 5B, and 5C, have the mounting positions 255 for the energy distribution circuitry 200.
• the cable opening 365 with its installed tab 335 is positioned centrally between wiring exclusion spacers 250.
• the wiring exclusion spacers 250 are features positioned on the rear surface 40 to indicate that the wiring or components of the energy distribution circuitry 200 should not be placed in the area defined by the wiring exclusion spacers 250.
• the wiring exclusion spacers 250 are to inhibit placement of obstacles in the region of the cable opening 365.
• the optional tab 335 must be removed.
• the installation has the cable opening 365 being drilled out of the rear surface 40.
• the wiring exclusion spacers 250 help insure that there are no obstacles to the drilling of the cable opening 365.
• the wiring exclusion spacers 250 acting to inhibit the movement or relocation of wires or other components into the area defined by the wiring exclusion spacers 250, such wires or other components will not be damaged by drilling into this area.
• FIG. 6 is a drawing of a top view of an embodiment of an electric vehicle charging station.
• the grooves 14 are illustrated as retaining the power cable 20 as it is draped over the top edge 12 and rests on the outer wall 90 of FIGS. 5A-5F of the peripheral casing 11 of the charging station enclosure 10.
• the electric vehicle charging interface connector 25 that is connected to the power cable 20 is inserted to the interface connector receptacle 315 that is recessed into the front plate 15 of the charging station enclosure 10.
• FIGS. 7A and 7B are drawings of a bottom view of an embodiment of an electric vehicle charging station.
• a second opening 330 in the peripheral casing 11 of the charging station enclosure 10 has an electrical conduit connector 320 that provides an alternative connection point for the energy delivery conduit (not shown) .
• the cable connector 30 is connected to the cable receiving connector 325 that is attached to the peripheral casing 11 of the charging station enclosure 10.
• the cable connector 30 is connected to the cable receiving connector 325 to allow connection of the energy distribution circuitry 200 of FIG. 5A and 5B to the power cable 20.
• the electric vehicle charging interface connector 25 is placed in the interface connector receptacle 315 that is constructed to receive and retain the electric vehicle charging interface connector 25.
• the interface connector receptacle 315 is constructed to provide isolation from the external environment and protection of the electrical contacts of the electric vehicle charging interface connector 25 when an electric vehicle is not being charged.
• the electric vehicle charging interface connector 25 has a plastic ring around the outside that locates it within the interface connector receptacle 315. Inside this ring are 5 metal pins. On the interface connector 25, there is a circular channel that the plastic ring locates in the interface connector receptacle 315. In the interface connector receptacle 315 are plastic locating features for the pins to locate on for storing the connector until the next usage.
• a rubber seal on the inside of the plastic ring makes contact with the exterior wall of the inner circular channel of the interface connector receptacle 315 to seal the interface connector 25 from exposure to the external environment .
• the stiffening plates 45 formed in the rear surface and the bottom surface of the peripheral casing 11 of the charging station enclosure 10 provide necessary reinforcement of the charging station enclosure 10 to inhibit damage from the insertion of the electric vehicle charging interface connector 25 and from the weight of the power cable 20 when it is placed at the top edge 12 of the charging station enclosure 10.
• FIG. 8 is a drawing of a right side view of an embodiment of an electric vehicle charging station.
• the power cable 20 is draped over the top edge 12 of the peripheral casing 11 of the charging station enclosure 10 and frictionally retained by the steps 14 to inhibit the cable from sliding to the vertical surface 400 of FIG. 9 and potentially causing crimping of the power cable 20.
• the cable connector 30 is connected to the cable receiving connector 325 that is attached to the peripheral casing 11 of the charging station enclosure 10.
• the cable connector 30 is connected to the cable receiving connector 325 to allow connection of the energy distribution circuitry 200 of FIG. 5 to the power cable 20.
• the electric vehicle charging interface connector 25 is placed in the interface connector receptacle 315 that is recessed in the front plate 15.
• FIG. 9 is a drawing of a left side view of an embodiment of an electric vehicle charging station.
• the electric vehicle charging station 5 is secured to the vertical surface 400 with the fasteners 110a and 110b.
• the interface connector receptacle 315 is connected to or integrated with the bottom of the peripheral casing 11 of the charging station enclosure 10.
• the power cable 20 is draped over the top edge 12 and frictionally retained by the steps 14.
• the electric vehicle charging interface connector 25 is placed and secured in the interface connector receptacle 315 recessed within the front plate 15.
• the electrical conduit connector 320 is placed at the bottom of the peripheral casing 11 of the charging station enclosure 10 to allow the energy delivery conduit (electrical cable) to pass through the charging station enclosure 10 to the energy distribution circuitry 200 of FIGS. 5A and 5B.
• the opening 365 in the rear surface 40 of FIG. 4 has the optional tab 335 in place to seal the rear surface from the external environment.
• the opening 365 may be drilled from a solid portion of the rear surface 40.
• FIG. 10 is a drawing of rear panel of an embodiment of an electric vehicle charging station.
• the rear surface 40 is recessed into the peripheral casing 11 of the charging station enclosure 10.
• the rear surface 40 has stiffening plates 45 formed in the rear surface 40 and into the bottom of the peripheral casing 11 of the charging station enclosure 10 to provide necessary reinforcing of the charging station enclosure 10 to inhibit damage from the insertion of the electric vehicle charging interface connector 25 of FIG. 1 and from the weight of the power cable 20 when it is placed at the top edge 12 of the charging station enclosure 10 of FIG. 3.
• the rear surface 40 has standoffs 50a and 50b that inhibit the back plate 100 from being improperly placed when the electric vehicle charging station is mounted to the back plate 100.
• the rear surface 40 further has openings 55a and 55b (FIG. 4) for securing fasteners to join the back plate 100 to the rear surface 40 of the charging station enclosure 10.
• the rear surface 40 has an opening 365 that is aligned with the opening 120 of the back plate 100.
• the cable openings 365 and 120 allow an energy delivery conduit (not shown) into the charging station enclosure 10 from a vertical surface (wall) directly behind the charging station enclosure 10 to connect to the energy distribution circuitry 200 of FIGS. 5A and 5B within the charging station enclosure 10.
• the energy delivery conduit (not shown) may enter via an electrical conduit connector 320 external to the wall (not shown) and through an alternate cable opening 330 in the bottom of the peripheral casing 11 of the charging station enclosure 10.
• an optional tab 335 may cover the cable opening 365.
• the opening 330 may be drilled from a solid portion bottom surface of the enclosure 10.
• the back plate 100 has fasteners 105a and 105b that receive the mating fasteners that are attached to the openings 55a and 55b.
• the back plate 100 has openings 115a and 115b that receive the fasteners 110a and 110b that are to attach the back plate 100 to the vertical surface (wall or pole) .
• the back plate having a separate connection to the vertical surface from the charging station enclosure 10 permits a variety of connections between the charging station enclosure 10 and the vertical surface and meets necessary regulatory requirements that the energy distribution circuitry 200 of FIGS. 5A and 5B not have a direct connection to the vertical surface to which it is mounted .
• FIGS. 11A - 11D are drawings of a back wall mounting plate of an embodiment of an electric vehicle charging station.
• the back plate 100 has fasteners 105a and 105b that receive the mating fasteners that are attached to the openings 55a and 55b of the charging station enclosure 10 of FIGS . 4 and 10.
• the back plate 100 has openings 115a and 115b that receive the fasteners 110a and 110b that are to attach the back plate 100 to the vertical surface (wall or pole) .
• the back plate 100 having a separate connection to the vertical surface from the charging station enclosure 10 permits a variety of connections between the charging station enclosure 10 and the vertical surface and meets necessary regulatory requirements that the energy distribution circuitry 200 of FIGS. 5A and 5B not have a direct connection to the vertical surface to which it is mounted.
• the back plate 100 has an opening 120 that is aligned with the opening 365 of FIGS. 4 and 10.
• the cable openings 365 and 120 allow an energy delivery conduit (not shown) into the charging station enclosure 10 from a wall directly behind the charging station enclosure 10 to connect to the energy distribution circuitry 200 of FIGS. 5A and 5B within the charging station enclosure 10.
• the back plate 100 is constructed from a metal plate or sheet such as an aluminum, steel, or other known material plate.
• the back plate 100 is constructed such that it satisfies regulatory requirements. Further, the back plate 100 has no visible fasteners and is not visible when used.
• the vertical and horizontal edges 500 and 505 provide an alignment mechanism for insuring that the back plate 100 is mounted correctly to the vertical surface.
• the back plate 100 is optional.
• the electric vehicle charging station can be mounted with or without it.
• the shape of the back plate 100 allows a bubble level to be used along the vertical and horizontal edges when mounting the back plate 100, and thus the charging station enclosure mounted to the back plate will be level.
• the edges allow the back plate 100 to be mounted true before mounting of the charging station enclosure 10.
• the squared size of the back plate 100 also reduces the size of the stock used to manufacture, and allow multiple back plates 100 from the same piece of smaller stock, keeping costs of materials down.
• a flange portion 16 of the charging station enclosure 10 may be rested on the top curved edge 510 (FIGS. 11A and 11D) of the back plate 100.
• the curved edge 510 (FIGS. 11A and 11D) of the back plate 100.
• 11A and 11D allows the charging station enclosure 10 to be turned or rotated to align the openings 55a and 55b with fasteners 105a and 105b, respectively.
• the curved top edge of the back plate 100 generally restrains the up/down and left/right movement of the charger station housing 10, but allows it to rotate to line up the screw holes in the housing with threads in the back plate 100, or with threads in nuts restrained by the back plate 100.
• the charging station enclosure can be seated and hung from the back plate while the installer does an installation.
• one advantage of storing the flexible, elongated power cable 20 over the top of the charging station enclosure 10 is that the radius of curvature of the power cable 20 is better for cable health, as compared to a hook or other means.
• the round surface of the charging station enclosure 10 keeps the power cable 20 from experiencing greater pressure against the cable, and/or low radius bending (especially localized sharp bending at corners, edges, or the like) than might occur with a hook or a retention means with edges or sharp surfaces. Most of the time the power cable 20 will be stored draped over the top of the charging station enclosure 10.
• the larger radius of curvature of the charging station enclosure 10 keeps the power cable 20 from over bending, and/or kinking to extend the life of the power cable 20.
• due to the configuration as the power cable 20 is pulled, it can easily roll off the top of the charging station enclosure 10 to dispense easily with little effort by the user. Also, the configuration allows the power cable 20 to be more easily returned over the charging station enclosure 10 when finished.
• the charging station enclosure has
• the charging station enclosure 10 is constructed of a plastic that may be rotomolded or a fiber reinforced plastic panel.
• the charging station enclosure 10 may be constructed metal such as steel or aluminum. While the embodiments of this invention illustrate an electric vehicle charging station, the structure of the charging station enclosure 10 and the back plate 100 are adaptable to other applications and these other application are in keeping with the principles of this invention .

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• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Transportation (AREA)
• Mechanical Engineering (AREA)
• Charge And Discharge Circuits For Batteries Or The Like (AREA)
• Electric Propulsion And Braking For Vehicles (AREA)

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• 2011
  • 2011-03-08 WO PCT/US2011/027620 patent/WO2011112636A1/en active Application Filing
  • 2011-03-08 CN CN201180023182.9A patent/CN102884652B/zh active Active
  • 2011-03-08 WO PCT/US2011/027622 patent/WO2011112638A1/en active Application Filing
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