Patents

Patents

Hunter Foundry Machinery Corporation’s history of innovation began in 1963, and includes a total of 143 patents in the U.S. and around the world.

 

INDUSTRY FIRSTS

Hunter was the first company whose machinery included the following:

  • Technology Bridging The Gap Between Jobbing And High Production
  • Gravity Fill-Type Automatic Matchplate Molding
  • Both Matchplate And Cope-And-Drag Tooling
  • Recipe-Programmable Automatic Matchplate Molding
  • Automatic Coresetters For Matchplate Molding
  • Turntable Mold Handling Offered In Several Diameters
  • Integral Fume Hoods, From One To Six Levels Of Controlled In-Mold Cooling, For All Mold Sizes In All Models
  • More Than 90% Of Parts, Labor, And Components Made In The U.S.

 

HUNTER PATENTS

Here are their currently held patents. Most of these patents are also filed in pertinent foreign countries.

YEAR      ISSUED

PRODUCT

PATENT #

2001

Transfer Conveyor for a Sand Mold Handling System

6,263,952 B1

2003

Pouring Conveyor for Mold Handling System

6,533,022

2003

Method for Forming Sand Molds & Matchplate Molding Machine

6,622,772 B1

1999

Matchplate Molding Machine for Forming Sand Molds

6,817,403 B2

2006

Automated Clamping Mechanism & Mold Flask Incorporating Same

7,150,310 B2

2007

Squeeze Station for Automated Molding Machine

7,210,515 B2

2008

Automated Clamping Mechanism & Mold Flask Incorporating Same

7,328,736 B2

2009

Foundry Mold Handling System with Multiple Dump Outputs & Method

7,475,716 B2

2009

Method & Apparatus for Conveying Sand Molds to a Metal Pouring Machine

7,637,303 B2

2010

Method & Apparatus for Transferring Sand into Flask of Molding Machine

7,819,168 B2

2014

Method & Apparatus for Conveying Sand Molds

8,640,858 B2

2014

Linear Motion Sand Molding Machine

8,826,967 B1