US3222234A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for bonding parts of an electrical motor
Assignee: General Electric Co
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Filing: 1962-12-26
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Granted: 1965-12-07
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Expires: 1982-12-26
Abstract
No abstract record available.
Inventors
- 👤 Jean Milton V De
- 👤 Michael J Lacy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:58
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A METHOD OF JOINING METALLIC PARTS OF AN ELECTRIC MOTOR IN ASEMBLED RELATION, SAID METHOD COMPRISING THE STEPS OF: POSITIONING THE METALLIC PARTS IN FIXED PREASSEMBLED AND OVERLAPPING RELATION TO FORM A PREDETERMINED ALIGNMENT AND CAPILLARY SPACING BETWEEN THE INTERFACIAL SURFACES TO BE JOINED; APPLYING AN UNCURED THERMOSETTING RESIN ADHESIVE AT AN EDGE OF THE CAPILLARY SPACING OF SAID INTERFACIAL SURFACES TO BE JOINED, WITH SAID RESIN ADHESIVE HAVING AN EPOXIDE EQUIVALENT IN THE RANGE FROM 175 TO 350; HEATING SAID UNCURED THERMOSETTING RESIN ADHESIVE TO A PREDETERMINED TEMPERATURE TO CAUSE THE RESIN TO REACH ITS GELATION STATE; SAID HEATING OF THE THERMOSETTING RESIN ADHESIVE CAUSING ITS VISCOSITY TO BE LOWERED, WITH SUBSTANTIALLY ALL OF SAID THERMOSETTING RESIN ADHESIVE BEING DRAWN INTO THE CAPILLARY SPACING BETWEEN THE ALIGNED IN-
Claim 2
Independent Claim
129 words
A METHOD OF JOINING METALLIC PARTS OF AN ELECTRIC MOTOR IN ASEMBLED RELATION, SAID METHOD COMPRISING THE STEPS OF: POSITIONING THE METALLIC PARTS IN FIXED PREASSEMBLED AND OVERLAPPING RELATION TO FORM A PREDETERMINED ALIGNMENT AND CAPILLARY SPACING BETWEEN THE INTERFACIAL SURFACES TO BE JOINED; APPLYING AN UNCURED THERMOSETTING RESIN ADHESIVE AT AN EDGE OF THE CAPILLARY SPACING OF SAID INTERFACIAL SURFACES TO BE JOINED, WITH SAID RESIN ADHESIVE HAVING AN EPOXIDE EQUIVALENT IN THE RANGE FROM 175 TO 350; HEATING SAID UNCURED THERMOSETTING RESIN ADHESIVE TO A PREDETERMINED TEMPERATURE TO CAUSE THE RESIN TO REACH ITS GELATION STATE; SAID HEATING OF THE THERMOSETTING RESIN ADHESIVE CAUSING ITS VISCOSITY TO BE LOWERED, WITH SUBSTANTIALLY ALL OF SAID THERMOSETTING RESIN ADHESIVE BEING DRAWN INTO THE CAPILLARY SPACING BETWEEN THE ALIGNED IN-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |