Patent ID: 8534630

Claim:
A vehicle hood opening and closing device comprising: a slideable assembly for linear movement in a rail, the slideable assembly comprising: a linear separator bar with a first end affixed to a first end support and a second end affixed to a second end support; a first intermediate carriage positioned between the first end support and the second end support; a second intermediate carriage positioned between the second end support and the first intermediate carriage; a first pneumatic cylinder with a first piston affixed to the first end support and a first cylinder affixed to the first intermediate carriage; a second pneumatic cylinder with a second piston and a second cylinder, wherein the second cylinder is affixed to the first intermediate carriage and the second intermediate carriage; a pulley assembly affixed to the second end support; a lift assembly for coupling to a vehicle hood; a flexible element connecting the second piston to the lift assembly through the pulley assembly; and a pneumatic control system pneumatically coupled to the first pneumatic cylinder and the second pneumatic cylinder for raising and lowering the lift assembly.