Patent ID: 7641416

Claim:
A vehicle barrier deployment system, comprising: (a) a base member, wherein the base member is recessed below a road surface; (b) at least two lifting members pivotally secured to the base member, wherein the at least two lifting members are operable to be selectively raised and lowered in a vertical direction relative to the base member, wherein the at least two lifting members are located below the road surface when the at least two lifting members are in a lowered position; (c) at least one barrier member non-resiliently secured relative to the ground, wherein the at least one barrier member is in communication with the at least two lifting members, wherein the at least one barrier member is selected from the group consisting of cables and chains, wherein the at least one barrier member is configured to stop a moving vehicle when the at least two lifting members are in a raised position, wherein the at least one barrier member is located below the road surface when the at least two lifting members are in the lowered position; and (d) an actuation assembly in communication with the at least two lifting members, wherein the actuation assembly is operable to selectively raise and lower the at least two lifting members by moving at least a portion of each of the at least two lifting members in a direction that is transverse to a traffic lane.