Patents Assigned to AFM, Incorporated
  • Piston with seal
    Patent number: 6609454
    Abstract: A method of forming a floating piston includes fabricating a piston cup, wherein the piston cup includes a top, a sidewall void of any seal-gripping irregularities, and an open end, and forming an elastomer seal over the sidewall of the piston cup. A floating piston includes a piston cup having a top, a sidewall extending about the periphery of the top and an open end, wherein the sidewall is void of any seal-gripping irregularities; and an elastomer seal formed about the sidewall of the piston cup.
    Type: Grant
    Filed: May 4, 2001
    Date of Patent: August 26, 2003
    Assignee: AFM, Incorporated
    Inventor: Stanley A. Frost
  • Piston with seal
    Publication number: 20020162450
    Abstract: A method of forming a floating piston includes fabricating a piston cup, wherein the piston cup includes a top, a sidewall void of any seal-gripping irregularities, and an open end, and forming an elastomer seal over the sidewall of the piston cup. A floating piston includes a piston cup having a top, a sidewall extending about the periphery of the top and an open end, wherein the sidewall is void of any seal-gripping irregularities; and an elastomer seal formed about the sidewall of the piston cup.
    Type: Application
    Filed: May 4, 2001
    Publication date: November 7, 2002
    Applicant: AFM Incorporated
    Inventor: Stanley A. Frost