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Class Information
Number: 219/639
Name: Electric heating > Inductive heating > Specific heating application > Rod > Irregular (e.g., camshaft, etc.)
Description: Subject matter wherein the rod is nonsymmetrical about its cross-sectional area.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7145115 |
Apparatus for hardening a cylindrical bearing on a shaft by means of induction heating utilizing an elastic element |
Dec. 5, 2006 |
| 7141768 |
Fastening device |
Nov. 28, 2006 |
| 7084381 |
Method and apparatus for controlling part movement |
Aug. 1, 2006 |
| 7034262 |
Apparatus and methods for repairing tenons on turbine buckets |
Apr. 25, 2006 |
| 7005620 |
Piston and method of manufacture |
Feb. 28, 2006 |
| 6940056 |
Induction heat treatment method and coil and article treated thereby |
Sep. 6, 2005 |
| 6903317 |
Induction heating system having eccentric locator |
Jun. 7, 2005 |
| 6867396 |
Apparatus for inductive heating of a tool holder |
Mar. 15, 2005 |
| 6734406 |
Method for improving the mechanical properties of journal crosses by induction heating |
May. 11, 2004 |
| 6727470 |
Impedance heating for railroad track switch |
Apr. 27, 2004 |
| 6664521 |
Line switch part snow melting device |
Dec. 16, 2003 |
| 6638379 |
Method and device for hardening bearing surfaces of crankshafts |
Oct. 28, 2003 |
| 6555800 |
Process and apparatus for the induction hardening of crankshafts |
Apr. 29, 2003 |
| 6514455 |
Heating apparatus of a workpiece of distorted shape, and a quenching apparatus for simultaneous operation of multiple cams and a quenching method for the same |
Feb. 4, 2003 |
| 6407372 |
Eccentric driving apparatus |
Jun. 18, 2002 |
| 6399928 |
Device for hardening cylindrical bearing points of a shaft |
Jun. 4, 2002 |
| 6362462 |
Induction hardening coil for a crankshaft |
Mar. 26, 2002 |
| 6274857 |
Induction heat treatment of complex-shaped workpieces |
Aug. 14, 2001 |
| 6259076 |
Method for hardening camshafts and linear inductor for the implementation of said method |
Jul. 10, 2001 |
| 6166360 |
Heat treating of metallurgic article with varying aspect ratios |
Dec. 26, 2000 |
| 6160248 |
Device for electro-inductive hardening of bearing surfaces and transition radii in crankshafts |
Dec. 12, 2000 |
| 6160247 |
Induction hardening apparatus for a crankshaft |
Dec. 12, 2000 |
| 6153865 |
Induction hardening apparatus for a crankshaft |
Nov. 28, 2000 |
| 6140625 |
Device for rotating and simultaneous hardening by electric induction |
Oct. 31, 2000 |
| 6111236 |
Induction hardening apparatus for a crankshaft |
Aug. 29, 2000 |
| 6077475 |
Arrangement and process for the inductive hardening of profiled camshafts |
Jun. 20, 2000 |
| 6069348 |
Method and apparatus for inductively heating non-circular workpieces |
May. 30, 2000 |
| 6043471 |
Multiple head inductive heating system |
Mar. 28, 2000 |
| 6018155 |
Induction hardening apparatus for a crankshaft |
Jan. 25, 2000 |
| 6013904 |
Induction hardening apparatus for a crankshaft |
Jan. 11, 2000 |
| 5796078 |
Method for the inductive surface hardening of workpieces |
Aug. 18, 1998 |
| 5680693 |
Method of making an inductor |
Oct. 28, 1997 |
| 5544413 |
Method and apparatus for manfacturing a flashless metal connecting rod |
Aug. 13, 1996 |
| 5528019 |
High frequency induction heating method for rocker arms |
Jun. 18, 1996 |
| 5451749 |
Inductor for inductively heating crank shafts |
Sep. 19, 1995 |
| 5444221 |
High-frequency induction heating apparatus for rocker arms |
Aug. 22, 1995 |
| 5428208 |
Method of induction case hardening a rack bar |
Jun. 27, 1995 |
| 5389766 |
Rail snow-melting by electromagnetic induction heating |
Feb. 14, 1995 |
| 5373143 |
Apparatus and method of measuring temperature |
Dec. 13, 1994 |
| 5242514 |
Method for the production of a hardened guide shaft for a linear guide |
Sep. 7, 1993 |
| 5157232 |
Method and apparatus for inductively heating asymmetrically shaped workpieces |
Oct. 20, 1992 |
| 5157231 |
Apparatus for inductive hardening crankshafts with crank pins having a hollow ground radius |
Oct. 20, 1992 |
| 4897518 |
Method of monitoring induction heating cycle |
Jan. 30, 1990 |
| 4728761 |
Method and apparatus for hardening axially spaced cams on a camshaft |
Mar. 1, 1988 |
| 4714809 |
Method and apparatus for shaping the surfaces of cams on a camshaft |
Dec. 22, 1987 |
| 4701584 |
Method and apparatus for the induction heat treatment of irregularly shaped workpieces |
Oct. 20, 1987 |
| 4618125 |
System for hardening camshafts |
Oct. 21, 1986 |
| 4604510 |
Method and apparatus for heat treating camshafts |
Aug. 5, 1986 |
| 4549057 |
Flux concentrator assembly for inductor |
Oct. 22, 1985 |
| 4535211 |
Inductor and method of making same |
Aug. 13, 1985 |
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