Resources Contact Us Home
Contactless battery charging apparel

Image Number 9 for United States Patent #7994752.

A sequential power transmission between a portable user-carried battery and first and second independent accessories. At least one primary inductive coupling coil is mounted on an article of apparel worn by the user, so as to place a primary coil adjacent a first intermediary inductive coupling coil on the first independent accessory. The energizing of the first intermediary coil energizes a second intermediary coil on the first independent accessory. The second intermediary coil, when energized, energizes a secondary coil on the second independent accessory for powering the use, including the charging of the batteries of that accessory.

  Recently Added Patents
Magnetic memory and method of manufacturing the same
Device for increasing chip testing efficiency and method thereof
Gangable electrical box and leveling assembly
Mobile communication terminal provided with handsfree function and controlling method thereof
System and method for organizing, processing and presenting information
Wearable display device
Ranging method and apparatus in passive optical network
  Randomly Featured Patents
Device for twisting a packing wrapping
Method for transmitting channel state information in multiple antenna system
Slapball hockey game
System and method for detecting objects and substances
Radix-16 divider using overlapped quotient bit selection and concurrent quotient rounding and correction
Bird feeder apparatus
Toy building blocks
Semiconductor integrated circuit
Semiconductor memory cell device
Integral connector for tubular structures