Patent ID: 9714809
Date: 2017-07-25
CPC Classifications: F41B

Claim:
1. An electronic recurve bow comprising: an electronic control riser, wherein the electronic control riser comprises a body configured to be held in a hand of a user, wherein the body comprises: a power supply configured to provide operating power; a user input coupled to the power supply, wherein the user input is configured to receive a user selection of a draw weight for the electronic recurve bow; and a controller coupled to the power supply and to the user input, wherein the controller is configured to receive the user selection of the draw weight from the user input, wherein the controller is configured to output electronic control signals in response to the user selection of the draw weight; and a pair of electronically controlled laminated limbs coupled to the electronic control riser, wherein each limb comprises a base material and an electronically controllable material, wherein the electronically controllable material comprises a material having a variable stiffness in response to the output electronic control signals.