A visual inspection device includes a body having a support portion and a grip portion extending from the support portion. The device also includes a flexible cable having a first end portion coupled to the body and a second end portion, and a camera assembly coupled to the second end portion of the flexible cable. The camera assembly includes an ...

A multi-cell battery pack charging system adjusts each battery cell's charging current to synchronize the completion of charge. The battery pack is charged as a whole, and need only be charged once, and without requiring charge shuttling, resistive charge balancing or inductive charge dumping. Charging current to each battery cell is based on voltage matching of the battery cells being ...

A charger terminal disclosed herein may include a first spring having one end fixed to a support structure; a bend extending from another end of the first spring and bending back at an angle of 90 degrees or more; and a second spring having one end extending from the bend, and another end configured capable of contacting the support structure. A ...

Disclosed herein are a lithium air battery having a multi-layered electrolyte membrane and a method of manufacturing the same. The lithium air battery includes a first electrolyte membrane capable of obtaining high ionic conductivity on a lithium negative electrode surface while minimizing the content of polymer and positioning a second electrolyte membrane with high resistance to oxygen radicals on the ...

Disclosed herein is a method of manufacturing a battery pack including a battery cell having an electrode assembly received in a battery case, made of a laminate sheet including a resin layer and a metal layer, together with an electrolytic solution.

This invention relates to an electrode structure including a porous electrode that simultaneously performs the functions both of a bipolar plate and of a felt electrode and has a pattern layer or a mesh layer serving as a flow path on the surface thereof, a method of manufacturing the same, and a redox flow battery stack configuration for decreasing shunt ...

A system and method for detecting voltage of a battery pack. The system comprises a level transfer circuit array, a multipath data selector, a decoder, a trimming calibration circuit, and an output buffer. The decoder is configured to parse a battery pack cell gating signal; the level transfer circuit array is configured to convert a gated battery pack cell voltage ...

There is provided a battery holder including: a plurality of battery cell receiving sections for receiving a battery cell. A deformation section elastically deformed depending on transmission of external impact, and a space section for allowing the deformation section to be elastically deformed are formed between a peripheral surface of one battery cell receiving section and a peripheral surface of ...

A method of estimating a battery life includes: for a secondary battery having a degradation rate r when x days have elapsed after initial charge of the secondary battery, calculating a degradation estimation value (x+y) days after the initial charge from degradation master data, the degradation master data being identified with use of conditions of temperature t provided for ...

A vehicle-borne solar air-conditioning system includes: power supply management controller, battery pack, ac power supply, controller, air-conditioning system; wherein the power supply management controller is used to manage the solar cell set to charge and discharge the battery pack and manage the motor vehicle power supply to charge and discharge the battery pack; the backup power module is used to ...

A powered handle for a surgical stapler can have a drive system including an electric motor. The powered handle can include a manual articulation mechanism to articulate a jaw assembly coupled to a reload shaft connected to the handle. The manual articulation mechanism can include a ball screw mechanism that translates an articulation member responsive to rotation of an articulation ...

A system for securely storing and charging a mobile device includes an ac-connectable device, such as a multi-function printer or photocopier, having a charging area and a power source, wherein a mobile device such as a smartphone, a tablet computer, an e-reader or a portable rechargeable battery pack, is charged by placing the mobile device in the charging area and ...

A system for securely storing and charging a mobile device includes an ac-connectable device, such as a multi-function printer or photocopier, having a charging area and a power source, wherein a mobile device such as a smartphone, a tablet computer, an e-reader or a portable rechargeable battery pack, is charged by placing the mobile device in the charging area and ...

A jump-start kit includes a control unit with a safety circuit and a portable power bank. The power bank and control unit are capable of jump-starting a 12 v car battery as well as charging at least one 5 v portable electronic device. The safety circuit includes a jump-start relay operatively connecting a power supply of the portable power bank to positive ...

A battery pack and connecting circuits of battery modules. The battery pack includes a plurality battery modules connected in series, wherein each battery module is provided with a connecting circuit. When the battery module operates normally, the connecting circuit serially connects the current battery module to the previous battery module and the succeeding battery module. When the battery module operates ...

A battery pack for an electro-optical reader includes a rechargeable battery and a printed circuit board (pcb), both mounted in a battery housing. First and second electrical connectors are supported by the same pcb and/or the battery housing. The first electrical connector is connected to reader contacts in the reader when the battery pack is mounted in the reader. ...

A charger circuit for use in controlling charge of a battery pack, which includes a charge control switch and a control unit. The charger circuit has at least one power output terminal and one connection terminal for coupling the battery pack. The charge control switch is arranged to selectively provide a power from a power source to the battery pack ...

A method of managing a battery system using a battery management system. The method includes receiving, measured characteristics of one or more battery cells from one or more sensors, receiving, estimated parameters of the battery cells, estimating, one or more states of the battery cells by applying a battery model based on the measured characteristics and the estimated parameters of ...

Systems and methods for liquid temperature regulated energy storage for electric vehicles are disclosed. Systems can include a tray configured to receive a plurality of battery housings and having a bottom surface for supporting the plurality of battery housings from below. A liquid path can be spaced away from the bottom surface and above the battery housings when the housings ...

Systems and methods for liquid temperature regulated energy storage in electric vehicles are disclosed. Systems can include an enclosure and a channel passing through the enclosure. The channel can include an inlet for liquid inflow and an outlet for outflow of the liquid, the outlet in fluid communication with the inlet. The channel can be defined by at least two ...

A battery cooling structure has a plurality of cooling passages that are formed on a surface of a cover plate attachable to a battery pack and that are for taking in cooling air into the battery pack, and a connection passage that is formed in a direction intersecting with the plurality of cooling passages on the surface of the cover ...