Patent US3887218A successfully refreshed from Google Patents.
US3887218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible vehicle
Assignee: Individual
•
Filing: 1974-02-04
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Granted: 1975-06-03
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Expires: 1994-02-04
Abstract
Abstract Collapsible vehicle, preferably two-wheeled and powered vehicle including a saddle, comprising a frame formed of at least one articulated quadrilateral connected by at least one control rod to at least one lever joining the saddle to one side of the articulated quadrilateral, whereby the rotation of the saddle and lever as well will cause through the lever the deformation of the articulated quadrilateral.
Inventors
- 👤 Blasi Rosario Di
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:32
CPC Classifications
B; B62; B62K; B62K15/00; B62K15/006; B62K15/008; B62K11/00
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
64 words
A collapsible vehicle, preferably two-wheeled and powered vehicle including a saddle, comprising a frame formed of at least one articulated quadrilateral connected by at least one control rod to at least one lever joining said saddle to one side of said articulated quadrilateral, whereby the rotation of the saddle and lever as well will cause through said lever the deformation of said articulated quadrilateral.
Claim 2
Dependent Claim
64 words
A collapsible vehicle, preferably two-wheeled and powered vehicle including a saddle, comprising a frame formed of at least one articulated quadrilateral connected by at least one control rod to at least one lever joining said saddle to one side of said articulated quadrilateral, whereby the rotation of the saddle and lever as well will cause through said lever the deformation of said articulated quadrilateral.
Claim 3
Dependent Claim
64 words
A collapsible vehicle, preferably two-wheeled and powered vehicle including a saddle, comprising a frame formed of at least one articulated quadrilateral connected by at least one control rod to at least one lever joining said saddle to one side of said articulated quadrilateral, whereby the rotation of the saddle and lever as well will cause through said lever the deformation of said articulated quadrilateral.
Claim 4
Dependent Claim
64 words
A collapsible vehicle, preferably two-wheeled and powered vehicle including a saddle, comprising a frame formed of at least one articulated quadrilateral connected by at least one control rod to at least one lever joining said saddle to one side of said articulated quadrilateral, whereby the rotation of the saddle and lever as well will cause through said lever the deformation of said articulated quadrilateral.
Claim 5
Dependent Claim
58 words
A vehicle as set forth in claim 1, wherein said articulated quadrilateral is spatial and comprises a first side for the rear wheel supporting fork, a second side carrying the mounting means for the handle bar and front wheel, a third side comprising the rear suspension, and a fourth side connecting the first side with the second side.
Claim 6
Dependent Claim
21 words
A vehicle as set forth in claim 2, wherein said control rod is connected to said fourth side of the quadrilateral.
Claim 7
Dependent Claim
15 words
A vehicle as set forth in claim 2, wherein said second side comprises a tank.
Claim 8
Dependent Claim
36 words
A vehicle as claimed in claim 2, wherein said handle bar is connected to the front fork by a hinge having an axis inclined to the horizontal, a locking device being provided for locking said hinge.
Claim 9
Dependent Claim
24 words
A vehicle as set forth in claim 2, wherein said saddle is carried by the second side of the frame through an articulated quadrilateral.
Claim 10
Dependent Claim
25 words
A vehicle as set forth in claim 2, wherein one side of the articulated quadrilateral carrying the saddle has an extension for the saddle support.
References Cited (Backward Citations)
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Cited
US2777711A
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US3354976A
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US3354975A
Cited
US3572757A
Cited
US3623749A
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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) | 1978-06-02 | 1978-12-02 | 1979-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-06-02 | 1982-12-02 | 1983-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-06-02 | 1986-12-02 | 1987-06-03 | $7700.00 | Window Closed / Lapsed |