Patent US3912375A successfully refreshed from Google Patents.
US3912375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle fan hub
Assignee: Individual
•
Filing: 1974-05-10
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Granted: 1975-10-14
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Expires: 1994-05-10
Abstract
Abstract The fan hub includes a cylindrical body portion having annular flanged ends, respectively adapted to be connected with a water pump and the vehicle fan.
Inventors
- 👤 Sr Albert J Franklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:44
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/26; F04D29/263
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
87 words
In combination with a vehicle having a radiator fan and a water pump including a shaft, the improvement comprising: a fan hub connecting said fan to said water pump in direct drive relation, said fan hub including a cylindrical body having an apertured annular flange at its respective ends, the apertures in one said flange defining radially spaced slots open to the periphery of said one flange, the end of said body adjacent said one flange having a central socket therein for nesting the water pump shaft.
Claim 2
Dependent Claim
87 words
In combination with a vehicle having a radiator fan and a water pump including a shaft, the improvement comprising: a fan hub connecting said fan to said water pump in direct drive relation, said fan hub including a cylindrical body having an apertured annular flange at its respective ends, the apertures in one said flange defining radially spaced slots open to the periphery of said one flange, the end of said body adjacent said one flange having a central socket therein for nesting the water pump shaft.
Claim 3
Dependent Claim
31 words
The combination according to claim 1 in which the other said flange is characterized by annular recess in its peripheral end surface opposite said one flange for centering said radiator fan.
Claim 4
Dependent Claim
20 words
The combination according to claim 2 and further including: a bushing closely received by the socket in said cylindrical body.
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) | 1978-10-13 | 1979-04-14 | 1979-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-10-13 | 1983-04-14 | 1983-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-10-13 | 1987-04-14 | 1987-10-14 | $7700.00 | Window Closed / Lapsed |