Patent ID: 8511208
Filing Date: 2013-08-20
Classification: B25B,B25F

Abstract:
1. An assisted opening multitool handle comprising: a. a handle housing having a longitudinal axis and a lateral axis, the handle housing having first and second longitudinal regions, the handle housing having an interior surface defining a channel region, b. a tool member pivotally attached to the handle housing and operatively configured to be positioned in a closed orientation within the channel region and configured to rotate in an opening direction to an open orientation, c. an assisted opening system comprising a spring system operatively attached to the tool member where the spring system provides a closing torque rotational resistance of the tool member for a first portion of rotation of the tool member from the closed orientation to the open orientation, and the spring system provides positive torque for a second portion of rotation between the closed orientation and the open orientation where the second portion of rotation is after the first portion of rotation from the closed orientation to the open orientation of the tool member with respect to the handle housing.