Patent US4570321A successfully refreshed from Google Patents.
US4570321A
Expired / Lapsed
US
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Conversion of vehicle bodies
Assignee: CREATIVE INDUSTRIES GROUP Inc A MI CORP
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Filing: 1984-10-29
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Granted: 1986-02-18
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Expires: 2004-10-29
Abstract
Abstract A vehicle body of the convertible or targa type and the method of converting such a body from a sedan type vehicle body in which a reinforcing structure is disposed within the passenger compartment and is fastened thereto to form a centrally extending structural channel member extending longitudinally within the passenger compartment and having forward and rearward transverse portions fastened to the forward and rearward suspension supports of the body to transmit torsional and beaming loads imposed on the vehicle body by the ground engaging wheels.
Inventors
- 👤 David L. Draper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:17
CPC Classifications
B; B62; B62D; B62D21/00; B62D21/10; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49716
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
153 words
The method of conversion of a hard top passenger automobile body with a continuous metal roof panel into a vehicle body of the convertible type, the steps comprising: adding a reinforcing structure centrally and longitudinally within the interi or of the body member in which the reinforcing structure has an inverted U-shaped channel extending from the forward wall of the passenger compartment to a rearward wall of the passanger compartment, said inverted channel having a vertical size within said passenger compartment no greater than the seat level of seats disposed at opposite sides of said channel member, removing the glass in the windshield sides and rear of said body, cutting the upper body above a belt-line generally at the lower edge of the vehicle glass at either side of the body and rearwardly of the windshield, and adding a foldable top for folded storage rearwardly of the forward seats in said passenger compartment.
Claim 2
Independent Claim
153 words
The method of conversion of a hard top passenger automobile body with a continuous metal roof panel into a vehicle body of the convertible type, the steps comprising: adding a reinforcing structure centrally and longitudinally within the interi or of the body member in which the reinforcing structure has an inverted U-shaped channel extending from the forward wall of the passenger compartment to a rearward wall of the passanger compartment, said inverted channel having a vertical size within said passenger compartment no greater than the seat level of seats disposed at opposite sides of said channel member, removing the glass in the windshield sides and rear of said body, cutting the upper body above a belt-line generally at the lower edge of the vehicle glass at either side of the body and rearwardly of the windshield, and adding a foldable top for folded storage rearwardly of the forward seats in said passenger compartment.
Claim 3
Dependent Claim
25 words
The method of claim 1 and further comprising: shortening the supporting pillars for said windshield header to lower the roof line of said vehicle body.
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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) | 1989-02-17 | 1989-08-19 | 1990-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-02-17 | 1993-08-19 | 1994-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-02-17 | 1997-08-19 | 1998-02-18 | $7700.00 | Window Closed / Lapsed |