US3167676A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stator clamping structure for electric machines
Assignee: Robbins and Myers Inc
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Filing: 1960-08-03
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Granted: 1965-01-26
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Expires: 1980-08-03
Abstract
No abstract record available.
Inventors
- 👤 Fuller Forrest Estol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:10
CPC Classifications
H; H02; H02K; H02K5/00; H02K5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
IN AN ELECTRIC MACHINE HAVING A HOUSING COMPRISING A PAIR OF END BELLS HAVING MUTUALLY OPPOSED EDGES AND PROVIDED WITH MEANS FOR CLAMPING THEM TOGETHER, AND A STATOR FITTING SNUGLY WITHIN SAID HOUSING; MEANS TO PREVENT MOVEMENT OF SAID STATOR WITHIN SAID HOUSING, COMPRISING AN O-RING SNUGLY ENCIRCLING SAID STATOR, AND A CHAMFER ON THE INSIDE OF EACH OF SAID MUTUALLY OPPOSED EDGES OF SAID BELLS, SAID CHAMFERS, WHEN SAID END BELLS ARE CLAMPED TOGETHER, FORMING A TRIANGULAR SPACE LESS THAN THE DIAMETER OF SAID O-RING, SUCH THAT WHEN SAID STATOR IS DISPOSED WITHIN SAID BELLS, AND SAID BELLS ARE TELESCOPED TOWARD EACH OTHER UNTIL SAID CHAMFERS ARE JUST TANGENT TO SAID O-RING, SAID BELLS ARE CUT OUT OF CONTACT WITH EACH OTHER, WHEREBY WHEN SAID BELLS ARE CLAMPED TOGETHER IN ABUTTING CONTACT, SAID O-RING IS COMPRESSED AND EXERTS A RADIALLY INWARD CLAMPING PRESSURE AGAINST SAID STATOR.
Claim 2
Dependent Claim
147 words
IN AN ELECTRIC MACHINE HAVING A HOUSING COMPRISING A PAIR OF END BELLS HAVING MUTUALLY OPPOSED EDGES AND PROVIDED WITH MEANS FOR CLAMPING THEM TOGETHER, AND A STATOR FITTING SNUGLY WITHIN SAID HOUSING; MEANS TO PREVENT MOVEMENT OF SAID STATOR WITHIN SAID HOUSING, COMPRISING AN O-RING SNUGLY ENCIRCLING SAID STATOR, AND A CHAMFER ON THE INSIDE OF EACH OF SAID MUTUALLY OPPOSED EDGES OF SAID BELLS, SAID CHAMFERS, WHEN SAID END BELLS ARE CLAMPED TOGETHER, FORMING A TRIANGULAR SPACE LESS THAN THE DIAMETER OF SAID O-RING, SUCH THAT WHEN SAID STATOR IS DISPOSED WITHIN SAID BELLS, AND SAID BELLS ARE TELESCOPED TOWARD EACH OTHER UNTIL SAID CHAMFERS ARE JUST TANGENT TO SAID O-RING, SAID BELLS ARE CUT OUT OF CONTACT WITH EACH OTHER, WHEREBY WHEN SAID BELLS ARE CLAMPED TOGETHER IN ABUTTING CONTACT, SAID O-RING IS COMPRESSED AND EXERTS A RADIALLY INWARD CLAMPING PRESSURE AGAINST SAID STATOR.
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) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |