US3401870A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blower assembly
Assignee: Madison Management Group Inc
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Filing: 1966-12-09
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Granted: 1968-09-17
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Expires: 1986-12-09
Abstract
No abstract record available.
Inventors
- 👤 Kenneth G Crowe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:22
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/60; F04D29/62; F04D29/624; F04D29/626
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
223 words
A BLOWER ASSEMBLY COMPRISING A BLOWER HOUSING HAVING AN AIR INLET AND AN OUTLET, A MOTOR HAVING A CASING AND INCLUDING A ROTATABLE SHAFT AXIALLY FORWARDLY PROJECTING FROM SAID CASING, AN AIR IMPELLER SUPPORTED ON SAID SHAFT FOR ROTATION WITHIN SAID HOUSING, AND A MOTOR SUPPORT BRACKET INCLUDING A CRADLE RECEIVING AND SUPPORTING A FORWARD END PORTION OF SAID MOTOR, AND HAVING A RADIALLY OUTWARDLY SPACED BODY PORTION SECURED THERETO AND EXTENDING GENERALLY AXIALLY REARWARDLY THEREFROM, SAID BODY PORTION HAVING A GENERALLY AXIALLY EXTENDING PORTION AND A REARWARD GENERALLY RADIALLY EXTENDING PORTION SECURED TO A WALL OF SAID HOUSING AND INCLUDING A PLURALITY OF OPENINGS THERETHROUGH AXIALLY SPACED FROM SAID CRADLE, SAID MOTOR SUPPORT BRACKET FURTHER INCLUDING A SPIDER ADAPTED TO BE SECURED AT A CENTRAL PORTION OF SAID CASING IN REARWARDLY AND AXIALLY SPACED RELATION WITH SAID CRADLE AND HAVING A PLURALITY OF ANGULARLY SPACED LEGS GENERALLY RADIALLY OUTWARDLY PROJECTING FROM SAID CENTRAL PORTION, EACH OF SAID LEGS ENGAGING SAID BODY PORTION AND INCLUDING A LOCKING TAB, EACH SAID TAB BEING RECEIVED IN AN ASSOCIATED ONE OF SAID OPENINGS, SAID LEGS AND SAID TABS BEING BROUGHT INTO LOCKING ENGAGEMENT WITH SAID BODY PORTION TO SECURE SAID MOTOR AGAINST AXIAL, RADIAL AND ROTATIONAL MOVEMENT RELATIVE TO SAID BLOWER HOUSING WHEN SAID CENTRAL PORTION OF SAID SPIDER IS SECURED TO THE CASING AS AFORESAID.
Claim 2
Dependent Claim
223 words
A BLOWER ASSEMBLY COMPRISING A BLOWER HOUSING HAVING AN AIR INLET AND AN OUTLET, A MOTOR HAVING A CASING AND INCLUDING A ROTATABLE SHAFT AXIALLY FORWARDLY PROJECTING FROM SAID CASING, AN AIR IMPELLER SUPPORTED ON SAID SHAFT FOR ROTATION WITHIN SAID HOUSING, AND A MOTOR SUPPORT BRACKET INCLUDING A CRADLE RECEIVING AND SUPPORTING A FORWARD END PORTION OF SAID MOTOR, AND HAVING A RADIALLY OUTWARDLY SPACED BODY PORTION SECURED THERETO AND EXTENDING GENERALLY AXIALLY REARWARDLY THEREFROM, SAID BODY PORTION HAVING A GENERALLY AXIALLY EXTENDING PORTION AND A REARWARD GENERALLY RADIALLY EXTENDING PORTION SECURED TO A WALL OF SAID HOUSING AND INCLUDING A PLURALITY OF OPENINGS THERETHROUGH AXIALLY SPACED FROM SAID CRADLE, SAID MOTOR SUPPORT BRACKET FURTHER INCLUDING A SPIDER ADAPTED TO BE SECURED AT A CENTRAL PORTION OF SAID CASING IN REARWARDLY AND AXIALLY SPACED RELATION WITH SAID CRADLE AND HAVING A PLURALITY OF ANGULARLY SPACED LEGS GENERALLY RADIALLY OUTWARDLY PROJECTING FROM SAID CENTRAL PORTION, EACH OF SAID LEGS ENGAGING SAID BODY PORTION AND INCLUDING A LOCKING TAB, EACH SAID TAB BEING RECEIVED IN AN ASSOCIATED ONE OF SAID OPENINGS, SAID LEGS AND SAID TABS BEING BROUGHT INTO LOCKING ENGAGEMENT WITH SAID BODY PORTION TO SECURE SAID MOTOR AGAINST AXIAL, RADIAL AND ROTATIONAL MOVEMENT RELATIVE TO SAID BLOWER HOUSING WHEN SAID CENTRAL PORTION OF SAID SPIDER IS SECURED TO THE CASING AS AFORESAID.
References Cited (Backward Citations)
US3145910A
Cited
US3159108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |