US5301764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hybrid motor vehicle having an electric motor and utilizing an internal combustion engine for fast charge during cruise mode off condition
Assignee: Individual
•
Filing: 1992-04-13
•
Granted: 1994-04-12
•
Expires: 2012-04-13
Abstract
Abstract A hybrid motor vehicle utilizing electric motor propulsion prior to cruise mode detection condition and internal combustion engine propulsion during cruise mode.
Inventors
- 👤 Conrad O. Gardner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:23
CPC Classifications
B; B60; B60K; B60K6/00; B60K6/20; B60K6/42; B60K6/46; B60W; B60W20/00; B60W20/10; B60K6/50; B60K6/52; B60L; B60L50/00; B60L50/10; B60L50/16; B60L50/50; B60L50/60; B60L50/61; B60W10/00; B60W10/02; B60W10/04; B60W10/06; B60W10/08; B60W30/00; B60W30/14; B60W30/143; B60K17/00; B60K17/34; B60K17/356; B60L2220/00; B60L2220/10; B60L2220/20; B60L2260/00; B60L2260/20; B60L2260/28; B60W2540/00; B60W2540/10; B60W2540/103; Y; Y02; Y02T; Y02T10/00; Y02T10/60; Y02T10/62; Y02T10/70; Y02T10/7072; Y10; Y10S; Y10S903/00; Y10S903/902; Y10S903/903; Y10S903/904; Y10S903/915; Y10S903/916; Y10S903/946
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
190 words
In combination in a motor vehicle having a first pair of wheels and a second pair of wheels: an electric motor for powering said first set of wheels; a combustion engine for powering said second set of wheels: an electrical energy storage device for transferring electrical energy to said electric motor: said electrical energy storage device comprising a fast charge-discharge battery: a cruise mode control circuit having preprogrammed cruise mode operating conditions which includes a vehicle operating speed exceeding a predetermined level and for a predetermined time interval, said control circuit automatically coupling said electric motor to said first set of wheels when said cruise mode operating conditions have not been satisfied and coupling said combustion engine to said second pair of wheels when said cruise mode operating conditions have been satisfied; said cruise mode control control circuit controlling said combustion engine to drive an electric power generator for charging said fast charge-discharge battery when said cruise mode conditions have not been satisfied; and user controlled means bypassing said control circuit for coupling said electric motor to said first set of wheels when said cruise mode conditions have been satisfied.
Claim 2
Dependent Claim
190 words
In combination in a motor vehicle having a first pair of wheels and a second pair of wheels: an electric motor for powering said first set of wheels; a combustion engine for powering said second set of wheels: an electrical energy storage device for transferring electrical energy to said electric motor: said electrical energy storage device comprising a fast charge-discharge battery: a cruise mode control circuit having preprogrammed cruise mode operating conditions which includes a vehicle operating speed exceeding a predetermined level and for a predetermined time interval, said control circuit automatically coupling said electric motor to said first set of wheels when said cruise mode operating conditions have not been satisfied and coupling said combustion engine to said second pair of wheels when said cruise mode operating conditions have been satisfied; said cruise mode control control circuit controlling said combustion engine to drive an electric power generator for charging said fast charge-discharge battery when said cruise mode conditions have not been satisfied; and user controlled means bypassing said control circuit for coupling said electric motor to said first set of wheels when said cruise mode conditions have been satisfied.
Claim 3
Dependent Claim
14 words
The invention according to claim 1 wherein said fast charge-discharge battery comprises capacitor batteries.
Claim 4
Dependent Claim
15 words
The invention according to claim 1 wherein said fast charge-discharge battery comprises nickel cadmium batteries.
Claim 5
Dependent Claim
24 words
The invention according to claim 1 wherein said fast charge-discharge battery has charge rate characteristics exceeding the charge rate characteristics of lead acid batteries.
Claim 6
Dependent Claim
202 words
In combination in a motor vehicle having a first pair of wheels and a second pair of wheels: an electric motor for powering said first set of wheels; a quasi constant torque combustion engine for powering said second set of wheels: an electrical energy storage device for transferring electrical energy to said electric motor; said electrical energy storage device comprising a fast charge-discharge battery: an electric power generator; a cruise mode control circuit having preprogrammed cruise mode operating conditions which includes a vehicle operating speed exceeding a predetermined level and for a predetermined time interval, said control circuit automatically coupling said electric motor to said first set of wheels when said cruise mode operating conditions have not been satisfied and coupling said quasi constant torque combustion engine to said second pair of wheels when said cruise mode operating conditions have been satisfied; said cruise mode control control circuit coupling said quasi constant torque combustion engine to said electric power generator for charging said fast charge-discharge battery when said cruise mode conditions have not been satisfied; and user controlled means bypassing said control circuit for coupling said electric motor to said first set of wheels when said cruise mode conditions have been satisfied.
Claim 7
Dependent Claim
202 words
In combination in a motor vehicle having a first pair of wheels and a second pair of wheels: an electric motor for powering said first set of wheels; a quasi constant torque combustion engine for powering said second set of wheels: an electrical energy storage device for transferring electrical energy to said electric motor; said electrical energy storage device comprising a fast charge-discharge battery: an electric power generator; a cruise mode control circuit having preprogrammed cruise mode operating conditions which includes a vehicle operating speed exceeding a predetermined level and for a predetermined time interval, said control circuit automatically coupling said electric motor to said first set of wheels when said cruise mode operating conditions have not been satisfied and coupling said quasi constant torque combustion engine to said second pair of wheels when said cruise mode operating conditions have been satisfied; said cruise mode control control circuit coupling said quasi constant torque combustion engine to said electric power generator for charging said fast charge-discharge battery when said cruise mode conditions have not been satisfied; and user controlled means bypassing said control circuit for coupling said electric motor to said first set of wheels when said cruise mode conditions have been satisfied.
References Cited (Backward Citations)
US3615829A
Cited
US3791752A
Cited
US3788284B1
Cited
US3788284A
Cited
US4021677A
Cited
US4024056A
Cited
US4180138A
Cited
US4165795A
Cited
US4313080A
Cited
US4351405A
Cited
US4533011A
Cited
US4400997A
Cited
US4438342A
Cited
US4469187A
Cited
US4562894A
Cited
US4511012A
Cited
US4616170A
Cited
US4568096A
Cited
US4923025A
Cited
US4878472A
Cited
US4915898A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1997-04-11 | 1997-10-11 | 1998-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-04-11 | 2001-10-11 | 2002-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-04-11 | 2005-10-11 | 2006-04-12 | $7700.00 | Window Closed / Lapsed |