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Class Information
Number: 218/29
Name: High-voltage switches with arc preventing or extinguishing devices > Arc preventing or extinguishing devices > Magnetic blowout > Arc spinner
Description: Subject matter wherein the arc is transferred to a ring electrode and is spun by the action of magnetic forces created on the ring electrode within a vacuum or gaseous medium.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6943313 |
Rotating arc fault-current interrupter |
Sep. 13, 2005 |
| 5877464 |
Electric current switching apparatus with dual magnet arc spinning extinguisher |
Mar. 2, 1999 |
| 5844189 |
Circuit breaker having contacts with erosion-resistant covering |
Dec. 1, 1998 |
| 5464956 |
Rotating arc interrupter for loadbreak switch |
Nov. 7, 1995 |
| 5149928 |
Arc spinner interrupter having contact bounce suppressor |
Sep. 22, 1992 |
| 5015810 |
Arc spinner interrupter |
May. 14, 1991 |
| 5003138 |
Rotating arc electrical switch |
Mar. 26, 1991 |
| 4980527 |
Arc spinner interrupter |
Dec. 25, 1990 |
| 4743719 |
Arc interrupter |
May. 10, 1988 |
| 4529853 |
Electric circuit breaker with self blow-out by rotation of the arc |
Jul. 16, 1985 |
| 4409446 |
Electrical switchgear |
Oct. 11, 1983 |
| 4329552 |
Wire formed interleaved spring contact structure |
May. 11, 1982 |
| 4315121 |
Saturable magnetic steel encased coil for arc spinner interrupter |
Feb. 9, 1982 |
| 4259554 |
Thin arc runner for arc spinner interrupter |
Mar. 31, 1981 |
| 4256939 |
Moving contact for localized gas flow arc spinner type interrupter |
Mar. 17, 1981 |
| 4255631 |
Exterior connected arc runner for arc spinner interrupter |
Mar. 10, 1981 |
| 4249052 |
Arc spinner interrupter with chromium copper arcing contact |
Feb. 3, 1981 |
| 4249051 |
Arc spinner interrupter with contact follower |
Feb. 3, 1981 |
| 4206330 |
Moving contact for radial blow-in effect for arc spinner interrupter |
Jun. 3, 1980 |
| 4079219 |
SF 6 Puffer for arc spinner |
Mar. 14, 1978 |
| 4052577 |
Magnetically driven ring arc runner for circuit interrupter |
Oct. 4, 1977 |
| 4052576 |
Contact structure for SF.sub.6 arc spinner |
Oct. 4, 1977 |
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