Heel Machines Patents (Class 12/42R)
  • Patent number: 4491263
    Abstract: A heel attaching machine is provided with an abutment mounted on a pneumatic piston and cylinder unit. After a shoe upper and heel have been positioned on the nailing stand of the machine, the abutment is moved upwards into engagement with the shank region of the insole of the shoe. The abutment then serves to prevent the upper from tipping about the edge of the nailing stand during insertion of the heel attaching nails.
    Type: Grant
    Filed: March 24, 1983
    Date of Patent: January 1, 1985
    Assignee: USM Corporation
    Inventor: Manfred Broning
  • Patent number: 4480778
    Abstract: A heel nailing machine having a holddown for the heel which clamps the heel against movement during attachment. The holddown is then moved upwards to lift the heel and attached shoe off the stand. The holddown then swings to one side and the shoe is released. The shoe is thus automatically ejected from the machine.
    Type: Grant
    Filed: September 7, 1982
    Date of Patent: November 6, 1984
    Assignee: USM Corporation
    Inventor: Gerhard Giebel