|7218489||High-power ultracapacitor energy storage pack and method of use|
An ultracapacitor energy storage cell pack includes an ultracapacitor assembly having a plurality of series connected ultracapacitors and balancing resistors, each balancing resistor connected in parallel with each ultracapacitor to automatically balance each ultrac...
|7121608||Rotating and/or swiveling seat|
An operator's seat for a vehicle includes a base structure that allows the operator's seat to be rotated with respect to a platform floor of an operator's compartment within the vehicle. The operator's seat may further include a swivel structure that allows an opera...
|6964219||Blast resistant partitions|
The invention provides an array of blast-resistant partitions arranged to subdivide a predetermined space into a multiplicity of interconnected subspaces and thereby to substantially confine an explosive blast to one or more of the subspaces while protecting the rem...