US4072336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum spoiler for pickup
Assignee: Individual
•
Filing: 1976-11-01
•
Granted: 1978-02-07
•
Expires: 1996-11-01
Abstract
Abstract A slot is cut through the front of the floor of a pickup bed from side to side. Air flowing upward through the slot at high speeds spoils the vacuum behind the cab and front gate; therefore, gas milage is increased and the lift on the bed is reduced.
Inventors
- 👤 Leo J. Ruzicka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:19
CPC Classifications
B; B62; B62D; B62D37/00; B62D37/02; B62D25/00; B62D25/20; B62D25/2054
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
76 words
In a pickup truck having a. a cab with a straight back thereto, and b. a bed with (i) side walls and (ii) a floor having a front next to the cab, c. said bed adjacent the straight back of the cab, THE IMPROVED STRUCTURE FOR REDUCING FUEL CONSUMPTION AT HIGH SPEEDS, COMPRISING: d. an elongated cross slot through the front of the bed floor to vent air from under the bed to behind the cab.
Claim 2
Dependent Claim
76 words
In a pickup truck having a. a cab with a straight back thereto, and b. a bed with (i) side walls and (ii) a floor having a front next to the cab, c. said bed adjacent the straight back of the cab, THE IMPROVED STRUCTURE FOR REDUCING FUEL CONSUMPTION AT HIGH SPEEDS, COMPRISING: d. an elongated cross slot through the front of the bed floor to vent air from under the bed to behind the cab.
Claim 3
Dependent Claim
18 words
The invention as defined in claim 1 with an additional limitation of e. a grating in said slot.
Claim 4
Dependent Claim
36 words
The invention as defined in claim 1 wherein said slot e. extends at least three-fourths the distance from side wall to side wall, and f. said slot is in the front one-fourth of the floor length.
Claim 5
Dependent Claim
18 words
The invention as defined in claim 3 with an additional limitation of g. a grating in said slot.
References Cited (Backward Citations)
US1923349A
Cited
US2241755A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-02-06 | 1981-08-08 | 1982-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-02-06 | 1985-08-08 | 1986-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-02-06 | 1989-08-08 | 1990-02-07 | $7700.00 | Window Closed / Lapsed |