Patents Assigned to John Palmer Corp.
  • Apparatus and process for injection molding articles of plastics material
    Patent number: 7140858
    Abstract: It is provided an apparatus for injection molding articles of plastics material comprising: molds (2a) and countermolds (2b) forming molding units (3), molding cavities (7) being defined inside said molds and countermolds; one injection assembly (8) and one auxiliary assembly (9) adapted to respectively supply melted plastics material and pressurized fluid into the molding cavities; molding units (3) being movable with respect to said injection assembly (8) and auxiliary assembly (9); and removable connecting devices (12, 8a), and check means (20) adapted to avoid counter flows from molding cavities (7), being provided between molding units (3) and injection assembly (8) and auxiliary assembly (9).
    Type: Grant
    Filed: July 31, 2003
    Date of Patent: November 28, 2006
    Assignee: John Palmer Corp.
    Inventor: Mario Bruschi
  • Apparatus and process for injection molding articles of plastics material
    Publication number: 20040086590
    Abstract: It is provided an apparatus for injection molding articles of plastics material comprising: molds (2a) and countermolds (2b) forming molding units (3), molding cavities (7) being defined inside said molds and countermolds; one injection assembly (8) and one auxiliary assembly (9) adapted to respectively supply melted plastics material and pressurized fluid into the molding cavities; molding units (3) being movable with respect to said injection assembly (8) and auxiliary assembly (9); and removable connecting devices (12, 8a), and check means (20) adapted to avoid counter flows from molding cavities (7), being provided between molding units (3) and injection assembly (8) and auxiliary assembly (9).
    Type: Application
    Filed: July 31, 2003
    Publication date: May 6, 2004
    Applicant: JOHN PALMER CORP.
    Inventor: Mario Bruschi
  • Multi-colored paintbrush handle and the process for manufacturing said handle
    Patent number: 6195830
    Abstract: The invention involves a multi-colored paintbrush handle having an axis (8), a first and a second extremity crossed by the axis (8), and an external grip surface (9) placed between said extremities, the handle including: a core (13) parallel to the axis (8), at least one colored raised part (14) emerging from the core (13) and externally defining at least one shaped section of the grip surface (9), and at least a first layer (16) of colored plastic material molded onto the core (13), the first layer (16) externally defining a main section (11) of the grip surface (9) and having a different color than that of the raised part (14).
    Type: Grant
    Filed: October 5, 1998
    Date of Patent: March 6, 2001
    Assignee: John Palmer Corp.
    Inventor: Mario Bruschi