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Patents

Patent # Date Issued Title Inventor(s) Owner (Assignee)
11,815,403 11/14/2023 Specialty Control Thermocouple for Vacuum Heat Treat Furnaces William R. Jones Solar Manufacturing, Inc.
11,053,560 7/6/2021 High Pressure Rapid Gas Quenching Vacuum Furnace Utilizing an Isolation Transformer in the Blower Motor Power System to Eliminate Ground Faults from Electrical Gas Ionization George G. Andress, IV
William R. Jones
William R. Jones
10,591,214 3/17/2020 High Temperature Low Mass Vacuum Furnace Hot
Zone
R茅al Fradette
Benjamin Isaak
William R. Jones
10,401,088 9/26/2019 High Temperature Vacuum Furnace Hot Zone
with Improved Thermal Efficiency
R茅al Fradette
Benjamin Isaak
William R. Jones
9,702,627 7/11/2017 High Temperature Vacuum Furnace Heater
Element Support Assembly
Robert J. Wilson
Mark J. Hughes
William R. Jones
9,187,799 11/17/2015 20 Bar super Quench Vacuum Furnace Robert J. Wilson
Robert F. Daley
William R. Jones
8,088,328 1/3/2012 Vacuum Nitriding Furnace William R. Jones William R. Jones
7,514,035 4/7/2009 Versatile High Velocity Integral Vacuum Furnace William R. Jones William R. Jones
7,105,126 9/12/2006 Flapper Gas Nozzle Assembly Brian C. Shoemaker Vacuum Furnace Systems
6,936,792 8/30/2005 Furnace Cart and Load Transfer System for High
Temperature Vacuum Furnaces and Process Therefor
William R. Jones William R. Jones
6,111,908 8/29/2000 A High Temperature Vacuum Heater Supporting
Mechanism with Cup Shaped Shield
William R. Jones William R. Jones
6,023,487 2/8/2000 Process for Repairing Heat Treating Furnaces
and Heating Elements Therefor
William R. Jones William R. Jones
6,021,155 2/1/2000 Heat Treating Furnace Having Improved Hot Zone William R. Jones William R. Jones
5,965,050 10/12/1999 Curved Graphite Heating Element for an Electric Resistance Heating Furnace Fred W. Ripley
David Rinz
Vacuum Furnace Systems
5,121,903 6/16/1992 Quenching Arrangement for a Furnace Fred W. Ripley
David E. Felker
Vacuum Furnace Systems
5,109,917 5/5/1992 Maintenance Arrangement for a Furnace Fred W. Ripley Vacuum Furnace Systems
4,860,306 8/22/1989 Hot Zone Employing Graphite Heating Elements Thomson B. Gibb Vacuum Furnace Systems
4,856,022 8/8/1989 Graphite Hot Zone Assembly William R. Jones William R. Jones
4,850,863 7/25/1989 Sealed Insulating Wall for a Furnace Clifford R. Pierce Vacuum Furnace Systems
4,813,554 3/21/1989 Reversible, Adjustable, Stackable
Loading Grid Assembly
Clifford R. Pierce Vacuum Furnace Systems
4,765,068 8/23/1988 Hot Zone Arrangement for
a Vacuum Furnace
Fred W. Ripley Vacuum Furnace Systems
4,760,584 7/26/1988 Hearth Support Arrangement William R. Jones William R. Jones
4,604,056 8/5/1986 Vacuum Furnace System Hearth William R. Jones William R. Jones
4,512,737 4/23/1985 Hot Zone Arrangement for
Use in a Vacuum Furnace
Clifford R. Pierce Vacuum Furnace Systems
4,499,369 2/12/1985 Heating Element Arrangement
for a Vacuum Furnace
Thomson B. Gibb Vacuum Furnace Systems
4,490,110 12/25/1984 Plenum Arrangement William R. Jones William R. Jones
4,489,920 12/25/1984 Hot Zone Chamber Wall Arrangement
for Use in Vacuum Furnaces
William R. Jones William R. Jones
4,425,660 1/10/1984 Shielding Arrangement for a Vacuum Furnace William R. Jones William R. Jones
4,395,832 8/2/1983 Gas Duct Arrangement for a Vacuum Furnace William R. Jones
Fred W. Ripley
Vacuum Furnace Systems
4,259,538 3/31/1981 Vacuum Furnace Arrangement Having an
Improved Heating Element Mounting Means
William R. Jones William R. Jones
4,245,943 1/20/1981 Uploading Apparatus for Vacuum Electric Furnaces William J. Metalsky Abar Corporation
4,227,032 10/7/1980 Power Feed Through for Vacuum Electric Furnaces William R. Jones
Rush B. Gunther
Abar Corporation
4,225,744 9/30/1980 Fixed Thermocouple for Vacuum
Electric Furnaces
William R. Jones
Prem C. Jindal
Abar Corporation
4,212,633 7/15/1980 Vacuum Electric Furnace Benjamin A. Kreider
William J. Metalsky
Abar Corporation
4,124,199 11/7/1978 Process and Apparatus for Case
Hardening of Metal Work Pieces
William R. Jones
Prem C. Jindal
Abar Corporation
4,102,637 7/25/1978 Work Support for Vacuum Electric Furnaces Benjamin A. Kreider
William J. Metalsky
Abar Corporation
3,879,165 4/22/1975 Vacuum Electric Furnaces Benjamin A. Kreider
William J. Metalsky
Edward N. Cyrway, Jr.
Abar Corporation
3,874,845 4/1/1975 Control Operator William J. Metalsky
William A. Reynolds
Abar Corporation
3,847,539 11/12/1974 Driving Mechanism for Vacuum Electric Furnaces Benjamin A. Kreider
William J. Metalsky
Abar Corporation
3,812,276 5/21/1974 Resistance Heating Element for Vacuum Furnaces Edward N. Cyrway, Jr. Charles J. Schmidt Abar Corporation
3,739,921 6/19/1973 Fixture for Heat Treating Furnaces Charles J. Schmidt Abar Corporation
3,737,553 6/5/1973 Vacuum Electric Furnace Benjamin A. Kreider
William R. Jones
William J. Metalsky
Thomson B. Gibb
Abar Corporation
3,698,698 10/17/1972 Fixture for Heat Treating Furnaces Benjamin A. Kreider
Charles J. Schmidt
Howard R. Martindell
Abar Corporation
3,476,862 11/4/1969 Electric Resistance Heating Elements Edward N, Cyrway, Jr.
William J. Metalsky
Abar Corporation