US4953448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus of heat preventer of a car
Assignee: Individual
•
Filing: 1989-08-16
•
Granted: 1990-09-04
•
Expires: 2009-08-16
Abstract
Abstract An apparatus of heat preventer of a car which uses solar energy to motivate two sets of a motor and fans to disturb the inside air and exhaust the heat air out for preventing the degree of temperature inside a stopped car from rising too high.
Inventors
- 👤 Gabri C. B. Duh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:09
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/00457; B60H1/00471; B60H1/24; B60H1/248; Y; Y10; Y10S; Y10S454/00; Y10S454/90
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
306 words
An apparatus for ventilating the interior of a car, comprising: a body having a U-shaped groove for receiving the upper edge of a car window, the body having tooth profiles at opposite ends thereof, the body having an outer panel with a curved shield and vent therein for communicating air outside of the car with air inside of the car, and an inner panel; a pair of boxes connected to said inner panel for being positioned in a car, each box having a battery space at the bottom thereof for receiving at least one battery, and each box having a seat for receiving a motor and fan combination therein for connection to a battery for circulation of air, one of said boxes having a housing with a plurality of inlet vents and a plurality of outlet vents for receiving and discharging air through said housing of the one box for circulation of air within the car, the other box having a housing with inlet vents only, the housing of the other box being operatively connected to the curved shield and vent for discharging air from the interior of the other box outwardly through the curved shield and vent; a motor and fan combination mounted in each of said boxes; a switch connected to a side of each of said boxes and operatively connected to each respective motor and fan combination for activation thereof; a solan panel connected over each box on a surface thereof facing said outer panel for receiving sunlight from outside of said car to energize batteries in said boxes; and a pair of plates each having a tooth rack for engaging one of the tooth profiles at one end of said body, for varying the overall length of said body with said plates on an upper edge of the window of the car.
Claim 2
Independent Claim
306 words
An apparatus for ventilating the interior of a car, comprising: a body having a U-shaped groove for receiving the upper edge of a car window, the body having tooth profiles at opposite ends thereof, the body having an outer panel with a curved shield and vent therein for communicating air outside of the car with air inside of the car, and an inner panel; a pair of boxes connected to said inner panel for being positioned in a car, each box having a battery space at the bottom thereof for receiving at least one battery, and each box having a seat for receiving a motor and fan combination therein for connection to a battery for circulation of air, one of said boxes having a housing with a plurality of inlet vents and a plurality of outlet vents for receiving and discharging air through said housing of the one box for circulation of air within the car, the other box having a housing with inlet vents only, the housing of the other box being operatively connected to the curved shield and vent for discharging air from the interior of the other box outwardly through the curved shield and vent; a motor and fan combination mounted in each of said boxes; a switch connected to a side of each of said boxes and operatively connected to each respective motor and fan combination for activation thereof; a solan panel connected over each box on a surface thereof facing said outer panel for receiving sunlight from outside of said car to energize batteries in said boxes; and a pair of plates each having a tooth rack for engaging one of the tooth profiles at one end of said body, for varying the overall length of said body with said plates on an upper edge of the window of the car.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-09-03 | 1994-03-05 | 1994-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-09-03 | 1998-03-05 | 1998-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-09-03 | 2002-03-05 | 2002-09-04 | $7700.00 | Window Closed / Lapsed |