US4084672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic control of free wheeling
Assignee: RCA Corp
•
Filing: 1975-12-24
•
Granted: 1978-04-18
•
Expires: 1995-12-24
Abstract
Abstract An automobile is constructed so that switching between free wheeling and direct drive is accomplished automatically, using normal driver reflexes, by causing free wheeling to be initiated (or continued) whenever the automobile is accelerated, and direct drive to be initiated (or continued) whenever the automobile is braked.
Inventors
- 👤 Jack Avins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:28
CPC Classifications
B; B60; B60T; B60T7/00; B60T7/02; B60T7/04; B60T7/06; B60K; B60K23/00; B60K23/06; B60T11/00; B60T11/10; B60T11/103
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
In a motor vehicle having a brake pedal and an accelerator pedal, and having a power transmission means including a free wheeling unit and control means connected to said unit to cause direct drive or free wheeling operation, the combination of: means responsive to depression of the brake pedal to actuate said control means to provide direct drive operation, and means responsive to depression of the accelerator pedal to actuate said control means to provide free wheeling operation.
Claim 2
Dependent Claim
78 words
In a motor vehicle having a brake pedal and an accelerator pedal, and having a power transmission means including a free wheeling unit and control means connected to said unit to cause direct drive or free wheeling operation, the combination of: means responsive to depression of the brake pedal to actuate said control means to provide direct drive operation, and means responsive to depression of the accelerator pedal to actuate said control means to provide free wheeling operation.
References Cited (Backward Citations)
US2260759A
Cited
US2227412A
Cited
US2080196A
Cited
US1943534A
Cited
US2005745A
Cited
US2210237A
Cited
US2067793A
Cited
US2069818A
Cited
US2115878A
Cited
US2032504A
Cited
US2065980A
Cited
US1996282A
Cited
US3381771A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-04-17 | 1981-10-17 | 1982-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-04-17 | 1985-10-17 | 1986-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-04-17 | 1989-10-17 | 1990-04-18 | $7700.00 | Window Closed / Lapsed |