Patents Assigned to Springwater Mfg. Co., Inc.
  • Multipurpose metal working machine
    Patent number: 4012934
    Abstract: Punching, shearing or bending operations are performed at different work stations along a common machine bed by selectively withdrawing coupling pins interconnecting adjacent tool carrying members supported by a pair of guide rods along which relative movement is imparted to uncoupled tool carrying members by a power operated piston rod connected to one of the slidable tool carrying members. Adjustable work support and guide facilities are provided at each of the work stations.
    Type: Grant
    Filed: September 14, 1973
    Date of Patent: March 22, 1977
    Assignee: Springwater Mfg. Co., Inc.
    Inventors: Guthrie B. Stone, William F. Holmes