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US3258659A Expired / Lapsed US ⏱️ 0.0 years remaining

Electromagnet for safety valves and the like

Assignee: —
•
Filing: —
•
Granted: 1966-06-28
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Expires: 1983-06-28
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 16:26
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/06; H01F7/08; H01F7/16; H01F7/1638; Y; Y10; Y10T; Y10T137/00; Y10T137/1407; Y10T137/1516

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 268 words
AN ELECTROMAGNET, PARTICULARLY FOR USE IN THERMOELECTRICALLY OPERATED SAFETY VALVES FOR GAS BURNERS AND THE LIKE, COMPRISING A HOUSING HAVING AN OPEN END; A CORE RECEIVED IN SAID HOUSING AND INCLUDING A FIRST PORTION NEARER TO AND A SECOND PORTION MORE DISTANT FROM SAID OPEN END, SAID FIRST PORTION HAVING ONE SIDE FACING SAID OPEN END AND FURTHER HAVING A BORE; AN ARMATURE RECEIVED IN SAID HOUSING AND ARRANGED TO MOVE TOWARD AND AWAY FROM THE SECOND PORTION OF SAID CORE; A VALVE MEMBER HAVING A STEM EXTENDING THROUGH SAID HOUSING AND SECURED TO SAID ARMATURE; A CARRIER COMPRISING AN OUTER PORTION HAVING AN OUTER SIDE AND AN INNER PORTION EXTENDING INTO THE OPEN END OF AND SECURED TO SAID HOUSING, SAID INNER PORTION HAVING A FACE ABUTTING AGAINST THE FIRST PORTION OF SAID CORE; COOPERATING CLAMPING MEANS PROVIDED ON SAID CORE AND ON SAID CARRIER AND ARRANGED TO MAINTAIN THE INNER PORTION OF SAID CARRIER IN ABUTMENT WITH THE FIRST PORTION OF SAID CORE, SAID CLAMPING MEANS COMPRISING A PROJECTION PROVIDED ON THE FIRST PORTION OF SAID CORE AND ADJACENT TO SAID FACE, AND A COLLAR PROVIDED ON THE INNER PORTION OF SAID CARRIER AND OVERLAPPING SAID PROJECTION; A WINDING HAVING CONVOLUTIONS SURROUNDING THE SECOND PORTION OF SAID CORE AND COMPRISING A TERMINAL PORTION EXTENDING THROUGH SAID BORE; AND A CONTACT CARRIED BY SAID CARRIER AND LOCATED ENTIRELY ADJACENT SAID ONE SIDE OF SAID FIRST PORTION OF SAID CORE, SAID CONTACT HAVING A PORTION WHICH IS ELECTRICALLY CONNECTED WITH SAID TERMINAL PORTION AND A HEAD ADJACENT TO THE OTHER SIDE OF THE OUTER PORTION OF SAID CARRIER.
Claim 2
Dependent Claim 268 words
AN ELECTROMAGNET, PARTICULARLY FOR USE IN THERMOELECTRICALLY OPERATED SAFETY VALVES FOR GAS BURNERS AND THE LIKE, COMPRISING A HOUSING HAVING AN OPEN END; A CORE RECEIVED IN SAID HOUSING AND INCLUDING A FIRST PORTION NEARER TO AND A SECOND PORTION MORE DISTANT FROM SAID OPEN END, SAID FIRST PORTION HAVING ONE SIDE FACING SAID OPEN END AND FURTHER HAVING A BORE; AN ARMATURE RECEIVED IN SAID HOUSING AND ARRANGED TO MOVE TOWARD AND AWAY FROM THE SECOND PORTION OF SAID CORE; A VALVE MEMBER HAVING A STEM EXTENDING THROUGH SAID HOUSING AND SECURED TO SAID ARMATURE; A CARRIER COMPRISING AN OUTER PORTION HAVING AN OUTER SIDE AND AN INNER PORTION EXTENDING INTO THE OPEN END OF AND SECURED TO SAID HOUSING, SAID INNER PORTION HAVING A FACE ABUTTING AGAINST THE FIRST PORTION OF SAID CORE; COOPERATING CLAMPING MEANS PROVIDED ON SAID CORE AND ON SAID CARRIER AND ARRANGED TO MAINTAIN THE INNER PORTION OF SAID CARRIER IN ABUTMENT WITH THE FIRST PORTION OF SAID CORE, SAID CLAMPING MEANS COMPRISING A PROJECTION PROVIDED ON THE FIRST PORTION OF SAID CORE AND ADJACENT TO SAID FACE, AND A COLLAR PROVIDED ON THE INNER PORTION OF SAID CARRIER AND OVERLAPPING SAID PROJECTION; A WINDING HAVING CONVOLUTIONS SURROUNDING THE SECOND PORTION OF SAID CORE AND COMPRISING A TERMINAL PORTION EXTENDING THROUGH SAID BORE; AND A CONTACT CARRIED BY SAID CARRIER AND LOCATED ENTIRELY ADJACENT SAID ONE SIDE OF SAID FIRST PORTION OF SAID CORE, SAID CONTACT HAVING A PORTION WHICH IS ELECTRICALLY CONNECTED WITH SAID TERMINAL PORTION AND A HEAD ADJACENT TO THE OTHER SIDE OF THE OUTER PORTION OF SAID CARRIER.

References Cited (Backward Citations)

US2756371A Cited
US2840095A Cited
US2932307A Cited
GB834837A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-06-27 1969-12-27 1970-06-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-06-27 1973-12-27 1974-06-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-06-27 1977-12-27 1978-06-28 $7700.00 Window Closed / Lapsed

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